COVER INFORMATION Station: VLBA_LA (Code La ) Experiment: First pc-scale imaging of a BAL quasar Exp. Code: BV057 Schedule Version: 1.00 Processed by SCHED version: NRAO internal release of 4 October 2004 PI: Vigotti Mario Address: Istituto di Radioastronomia -- CNR Via Gobetti n. 101 I-40129 Bologna ITALY Phone: +39 051 6399378 EMAIL: vigotti@ira.cnr.it Fax: +31 051 6399431 Phone during observation: Observing mode: Notes: Non standard frequecies used Schedule for VLBA_LA (Code La ) Page 2 First pc-scale imaging of a BAL quasar UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Sun 23 Jan 2005 Day 23 --- Next scan frequencies: 1403.40 1403.40 1411.40 1411.40 1631.40 1631.40 1639.40 1639.40 Next BBC frequencies: 996.60 996.60 988.60 988.60 768.60 768.60 760.60 760.60 Next scan bandwidths: 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 11 00 57 J1624+3758 12 07 30 39.5 67.1 -4.3 -71.5 0 1 1 0 11 00 57 11 03 56 --- 12 10 30 40.1 67.4 -4.2 -71.8 180 F 1 2393 11 03 56 MKN501 12 10 30 35.3 62.9 -4.7 -70.0 -15 1 1 2393 11 03 56 11 05 16 --- 12 11 50 35.6 63.0 -4.7 -70.1 64 F 1 3457 Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8488.99 8488.99 8496.99 8496.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 888.99 888.99 896.99 896.99 11 05 16 J1624+3758 12 11 50 40.3 67.5 -4.2 -71.9 -16 1 1 3457 11 05 16 11 08 16 --- 12 14 50 40.9 67.7 -4.2 -72.2 164 F 1 5851 11 08 16 MKN501 12 14 50 36.1 63.3 -4.7 -70.5 -16 1 1 5851 11 08 16 11 09 35 --- 12 16 10 36.3 63.4 -4.6 -70.6 64 F 1 6914 Next scan frequencies: 4600.99 4600.99 4710.99 4710.99 4845.99 4845.99 4990.99 4990.99 Next BBC frequencies: 500.99 500.99 610.99 610.99 745.99 745.99 890.99 890.99 11 09 35 J1624+3758 12 16 10 41.1 67.8 -4.1 -72.3 -16 1 1 6914 11 09 35 11 12 35 --- 12 19 10 41.7 68.1 -4.1 -72.7 164 F 1 9308 11 12 35 MKN501 12 19 10 36.9 63.6 -4.6 -70.9 -16 1 1 9308 11 12 35 11 14 05 --- 12 20 40 37.2 63.7 -4.6 -71.1 74 F 1 10505 Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8488.99 8488.99 8496.99 8496.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 888.99 888.99 896.99 896.99 11 14 05 J1624+3758 12 20 40 42.0 68.2 -4.1 -72.8 -16 1 1 10505 11 14 05 11 17 04 --- 12 23 40 42.5 68.4 -4.0 -73.1 164 F 1 12898 Schedule for VLBA_LA (Code La ) Page 3 First pc-scale imaging of a BAL quasar UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Sun 23 Jan 2005 Day 23 --- 11 17 04 MKN501 12 23 40 37.7 64.0 -4.5 -71.4 -16 1 1 12898 11 17 04 11 18 24 --- 12 25 00 37.9 64.1 -4.5 -71.6 64 F 1 13962 Next scan frequencies: 1403.40 1403.40 1411.40 1411.40 1631.40 1631.40 1639.40 1639.40 Next BBC frequencies: 996.60 996.60 988.60 988.60 768.60 768.60 760.60 760.60 11 18 24 J1624+3758 12 25 00 42.8 68.5 -4.0 -73.2 -16 1 1 13962 11 18 24 11 21 24 --- 12 28 00 43.4 68.8 -4.0 -73.5 164 F 1 16355 11 21 24 MKN501 12 28 00 38.5 64.3 -4.4 -71.9 -16 1 1 16355 11 21 24 11 22 53 --- 12 29 30 38.8 64.4 -4.4 -72.1 74 F 1 17552 11 24 53 J1357+7643 12 31 30 47.9 7.3 -1.4 -153.5 76 1 2 17552 11 24 53 11 28 12 --- 12 34 50 48.0 7.0 -1.4 -154.5 199 R 1 14893 Next scan frequencies: 4600.99 4600.99 4710.99 4710.99 4845.99 4845.99 4990.99 4990.99 Next BBC frequencies: 500.99 500.99 610.99 610.99 745.99 745.99 890.99 890.99 11 28 12 J1357+7643 12 34 50 48.0 7.0 -1.4 -154.5 -4 1 2 14893 11 28 12 11 30 42 --- 12 37 20 48.1 6.8 -1.3 -155.2 146 R 1 12898 Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8488.99 8488.99 8496.99 8496.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 888.99 888.99 896.99 896.99 11 30 42 J1357+7643 12 37 20 48.1 6.8 -1.3 -155.2 -4 1 2 12898 11 30 42 11 33 12 --- 12 39 50 48.2 6.6 -1.3 -156.0 146 R 1 10903 11 33 12 J1624+3758 12 39 50 45.6 69.7 -3.8 -74.7 -48 1 2 10903 11 33 12 11 37 31 --- 12 44 10 46.4 70.0 -3.7 -75.2 211 R 1 7446 11 37 31 MKN501 12 44 10 41.5 65.5 -4.2 -73.8 -16 1 2 7446 11 37 31 11 38 51 --- 12 45 30 41.7 65.6 -4.1 -73.9 64 R 1 6383 Schedule for VLBA_LA (Code La ) Page 4 First pc-scale imaging of a BAL quasar UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Sun 23 Jan 2005 Day 23 --- Next scan frequencies: 4600.99 4600.99 4710.99 4710.99 4845.99 4845.99 4990.99 4990.99 Next BBC frequencies: 500.99 500.99 610.99 610.99 745.99 745.99 890.99 890.99 11 38 51 J1624+3758 12 45 30 46.7 70.1 -3.7 -75.3 -16 1 2 6383 11 38 51 11 41 30 --- 12 48 10 47.2 70.3 -3.6 -75.6 144 R 1 4255 11 41 30 MKN501 12 48 10 42.2 65.8 -4.1 -74.2 -16 1 2 4255 11 41 30 11 42 50 --- 12 49 30 42.5 65.9 -4.1 -74.4 64 R 1 3191 11 42 50 MKN501 12 49 30 42.5 65.9 -4.1 -74.4 -4 1 2 3191 11 42 50 11 44 10 --- 12 50 50 42.7 66.0 -4.1 -74.5 76 R 1 2128 11 44 10 J1624+3758 12 50 50 47.7 70.5 -3.6 -75.8 -16 1 2 2128 11 44 10 11 46 49 --- 12 53 30 48.2 70.7 -3.5 -76.1 144 R 1 0 Next scan frequencies: 1403.40 1403.40 1411.40 1411.40 1631.40 1631.40 1639.40 1639.40 Next BBC frequencies: 996.60 996.60 988.60 988.60 768.60 768.60 760.60 760.60 11 49 22 3C279 12 56 03 48.4 179.9 0.0 -0.1 74 1 3 0 11 49 22 11 53 21 --- 13 00 03 48.4 181.3 0.1 1.1 239 F 1 3191 Next scan frequencies: 4600.99 4600.99 4710.99 4710.99 4845.99 4845.99 4990.99 4990.99 Next BBC frequencies: 500.99 500.99 610.99 610.99 745.99 745.99 890.99 890.99 11 53 21 3C279 13 00 03 48.4 181.3 0.1 1.1 -4 1 3 3191 11 53 21 11 56 51 --- 13 03 33 48.4 182.7 0.1 2.2 205 F 1 5984 Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8488.99 8488.99 8496.99 8496.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 888.99 888.99 896.99 896.99 11 56 51 3C279 13 03 33 48.4 182.7 0.1 2.2 -4 1 3 5984 11 56 51 12 00 20 --- 13 07 03 48.3 184.0 0.2 3.2 205 F 1 8776 12 00 20 J1624+3758 13 07 03 50.8 71.6 -3.3 -77.5 -81 1 3 8776 12 00 20 12 05 59 --- 13 12 43 51.9 72.0 -3.2 -78.1 258 F 1 13297 Schedule for VLBA_LA (Code La ) Page 5 First pc-scale imaging of a BAL quasar UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Sun 23 Jan 2005 Day 23 --- 12 05 59 MKN501 13 12 43 46.8 67.4 -3.7 -77.0 -16 1 3 13297 12 05 59 12 07 19 --- 13 14 03 47.0 67.5 -3.7 -77.1 64 F 1 14361 Next scan frequencies: 4600.99 4600.99 4710.99 4710.99 4845.99 4845.99 4990.99 4990.99 Next BBC frequencies: 500.99 500.99 610.99 610.99 745.99 745.99 890.99 890.99 12 07 19 MKN501 13 14 03 47.0 67.5 -3.7 -77.1 -4 1 3 14361 12 07 19 12 08 39 --- 13 15 23 47.3 67.6 -3.6 -77.3 76 F 1 15424 12 08 39 J1624+3758 13 15 23 52.4 72.1 -3.2 -78.3 -16 1 3 15424 12 08 39 12 11 19 --- 13 18 03 52.9 72.3 -3.1 -78.6 143 F 1 17552 12 11 19 J1624+3758 13 18 03 52.9 72.3 -3.1 -78.6 -4 1 4 17552 12 11 19 12 13 58 --- 13 20 43 53.4 72.5 -3.1 -78.9 156 R 1 15424 Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8488.99 8488.99 8496.99 8496.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 888.99 888.99 896.99 896.99 12 13 58 MKN501 13 20 43 48.3 67.9 -3.6 -77.9 -16 1 4 15424 12 13 58 12 15 18 --- 13 22 03 48.5 68.0 -3.5 -78.0 63 R 1 14361 12 15 18 J1624+3758 13 22 03 53.7 72.6 -3.1 -79.0 -16 1 4 14361 12 15 18 12 17 37 --- 13 24 23 54.2 72.7 -3.0 -79.3 123 R 1 12499 Next scan frequencies: 4600.99 4600.99 4710.99 4710.99 4845.99 4845.99 4990.99 4990.99 Next BBC frequencies: 500.99 500.99 610.99 610.99 745.99 745.99 890.99 890.99 12 17 37 MKN501 13 24 23 49.0 68.1 -3.5 -78.3 -16 1 4 12499 12 17 37 12 18 57 --- 13 25 43 49.2 68.2 -3.5 -78.5 63 R 1 11435 12 18 57 J1624+3758 13 25 43 54.4 72.8 -3.0 -79.4 -16 1 4 11435 12 18 57 12 21 17 --- 13 28 03 54.9 72.9 -3.0 -79.6 123 R 1 9574 Schedule for VLBA_LA (Code La ) Page 6 First pc-scale imaging of a BAL quasar UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Sun 23 Jan 2005 Day 23 --- Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8488.99 8488.99 8496.99 8496.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 888.99 888.99 896.99 896.99 12 21 17 MKN501 13 28 03 49.7 68.3 -3.4 -78.7 -16 1 4 9574 12 21 17 12 22 37 --- 13 29 23 49.9 68.4 -3.4 -78.9 63 R 1 8510 12 22 37 J1624+3758 13 29 23 55.1 73.0 -2.9 -79.8 -16 1 4 8510 12 22 37 12 24 56 --- 13 31 43 55.6 73.2 -2.9 -80.0 123 R 1 6648 Next scan frequencies: 1403.40 1403.40 1411.40 1411.40 1631.40 1631.40 1639.40 1639.40 Next BBC frequencies: 996.60 996.60 988.60 988.60 768.60 768.60 760.60 760.60 12 24 56 MKN501 13 31 43 50.3 68.6 -3.4 -79.2 -16 1 4 6648 12 24 56 12 26 16 --- 13 33 03 50.6 68.6 -3.3 -79.3 63 R 1 5585 12 26 16 J1624+3758 13 33 03 55.8 73.3 -2.9 -80.2 -16 1 4 5585 12 26 16 12 28 36 --- 13 35 23 56.3 73.4 -2.8 -80.4 123 R 1 3723 Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8488.99 8488.99 8496.99 8496.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 888.99 888.99 896.99 896.99 12 28 36 MKN501 13 35 23 51.0 68.8 -3.3 -79.6 -16 1 4 3723 12 28 36 12 29 55 --- 13 36 43 51.3 68.8 -3.3 -79.7 63 R 1 2659 12 29 55 J1624+3758 13 36 43 56.5 73.5 -2.8 -80.5 -17 1 4 2659 12 29 55 12 32 15 --- 13 39 03 57.0 73.6 -2.8 -80.8 123 R 1 798 Next scan frequencies: 4600.99 4600.99 4710.99 4710.99 4845.99 4845.99 4990.99 4990.99 Next BBC frequencies: 500.99 500.99 610.99 610.99 745.99 745.99 890.99 890.99 12 32 15 MKN501 13 39 03 51.7 69.0 -3.2 -80.0 -17 1 5 798 12 32 15 12 33 35 --- 13 40 23 52.0 69.0 -3.2 -80.2 63 F 1 266 12 33 35 J1624+3758 13 40 23 57.3 73.7 -2.7 -80.9 -17 1 5 266 12 33 35 12 36 14 --- 13 43 03 57.8 73.8 -2.7 -81.2 143 F 1 2393 Schedule for VLBA_LA (Code La ) Page 7 First pc-scale imaging of a BAL quasar UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Sun 23 Jan 2005 Day 23 --- Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8488.99 8488.99 8496.99 8496.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 888.99 888.99 896.99 896.99 12 36 14 MKN501 13 43 03 52.5 69.2 -3.2 -80.5 -17 1 5 2393 12 36 14 12 37 34 --- 13 44 23 52.7 69.2 -3.2 -80.6 63 F 1 3457 12 37 34 J1624+3758 13 44 23 58.0 73.9 -2.7 -81.3 -17 1 5 3457 12 37 34 12 39 54 --- 13 46 43 58.5 74.0 -2.6 -81.6 123 F 1 5319 Next scan frequencies: 4600.99 4600.99 4710.99 4710.99 4845.99 4845.99 4990.99 4990.99 Next BBC frequencies: 500.99 500.99 610.99 610.99 745.99 745.99 890.99 890.99 12 39 54 MKN501 13 46 43 53.2 69.4 -3.1 -80.9 -17 1 5 5319 12 39 54 12 41 14 --- 13 48 03 53.4 69.4 -3.1 -81.1 63 F 1 6383 12 41 14 J1624+3758 13 48 03 58.8 74.1 -2.6 -81.7 -17 1 5 6383 12 41 14 12 43 33 --- 13 50 23 59.2 74.2 -2.6 -82.0 123 F 1 8244 Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8488.99 8488.99 8496.99 8496.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 888.99 888.99 896.99 896.99 12 43 33 MKN501 13 50 23 53.9 69.5 -3.1 -81.4 -17 1 5 8244 12 43 33 12 44 53 --- 13 51 43 54.1 69.6 -3.0 -81.5 63 F 1 9308 12 44 53 J1624+3758 13 51 43 59.5 74.3 -2.6 -82.1 -17 1 5 9308 12 44 53 12 47 13 --- 13 54 03 59.9 74.4 -2.5 -82.4 123 F 1 11169 Next scan frequencies: 1403.40 1403.40 1411.40 1411.40 1631.40 1631.40 1639.40 1639.40 Next BBC frequencies: 996.60 996.60 988.60 988.60 768.60 768.60 760.60 760.60 12 47 13 MKN501 13 54 03 54.6 69.7 -3.0 -81.8 -17 1 5 11169 12 47 13 12 48 32 --- 13 55 23 54.8 69.8 -3.0 -82.0 63 F 1 12233 12 48 32 J1624+3758 13 55 23 60.2 74.5 -2.5 -82.5 -17 1 5 12233 12 48 32 12 50 52 --- 13 57 43 60.6 74.6 -2.5 -82.8 123 F 1 14095 Schedule for VLBA_LA (Code La ) Page 8 First pc-scale imaging of a BAL quasar UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Sun 23 Jan 2005 Day 23 --- Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8488.99 8488.99 8496.99 8496.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 888.99 888.99 896.99 896.99 12 50 52 MKN501 13 57 43 55.3 69.9 -2.9 -82.2 -17 1 5 14095 12 50 52 12 52 12 --- 13 59 03 55.5 70.0 -2.9 -82.4 63 F 1 15159 12 52 12 J1624+3758 13 59 03 60.9 74.7 -2.4 -82.9 -17 1 5 15159 12 52 12 12 54 31 --- 14 01 23 61.4 74.8 -2.4 -83.2 123 F 1 17020 Next scan frequencies: 4600.99 4600.99 4710.99 4710.99 4845.99 4845.99 4990.99 4990.99 Next BBC frequencies: 500.99 500.99 610.99 610.99 745.99 745.99 890.99 890.99 12 54 31 MKN501 14 01 23 56.0 70.1 -2.9 -82.7 -17 1 6 17020 12 54 31 12 55 51 --- 14 02 43 56.2 70.1 -2.9 -82.9 63 R 1 17116 12 55 51 J1624+3758 14 02 43 61.6 74.9 -2.4 -83.3 -17 1 6 17116 12 55 51 12 58 11 --- 14 05 03 62.1 75.0 -2.3 -83.6 123 R 1 15255 Next scan frequencies: 1403.40 1403.40 1411.40 1411.40 1631.40 1631.40 1639.40 1639.40 Next BBC frequencies: 996.60 996.60 988.60 988.60 768.60 768.60 760.60 760.60 13 00 11 J1357+7643 14 07 03 49.1 -0.8 0.2 177.2 63 1 6 15255 13 00 11 13 03 30 --- 14 10 23 49.1 -1.1 0.2 176.2 199 R 1 12595 Next scan frequencies: 4600.99 4600.99 4710.99 4710.99 4845.99 4845.99 4990.99 4990.99 Next BBC frequencies: 500.99 500.99 610.99 610.99 745.99 745.99 890.99 890.99 13 03 30 J1357+7643 14 10 23 49.1 -1.1 0.2 176.2 -4 1 6 12595 13 03 30 13 06 00 --- 14 12 53 49.0 -1.3 0.2 175.4 146 R 1 10601 Schedule for VLBA_LA (Code La ) Page 9 First pc-scale imaging of a BAL quasar UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Sun 23 Jan 2005 Day 23 --- Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8488.99 8488.99 8496.99 8496.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 888.99 888.99 896.99 896.99 13 06 00 J1357+7643 14 12 53 49.0 -1.3 0.2 175.4 -4 1 6 10601 13 06 00 13 08 29 --- 14 15 23 49.0 -1.5 0.3 174.6 146 R 1 8606 13 08 29 J1624+3758 14 15 23 64.1 75.4 -2.2 -84.8 -57 1 6 8606 13 08 29 13 12 48 --- 14 19 43 65.0 75.6 -2.1 -85.3 202 R 1 5149 13 12 48 MKN501 14 19 43 59.5 70.8 -2.6 -85.0 -17 1 6 5149 13 12 48 13 14 08 --- 14 21 03 59.7 70.8 -2.5 -85.2 63 R 1 4085 Next scan frequencies: 4600.99 4600.99 4710.99 4710.99 4845.99 4845.99 4990.99 4990.99 Next BBC frequencies: 500.99 500.99 610.99 610.99 745.99 745.99 890.99 890.99 13 14 08 J1624+3758 14 21 03 65.2 75.7 -2.1 -85.4 -17 1 6 4085 13 14 08 13 16 48 --- 14 23 43 65.7 75.8 -2.0 -85.8 143 R 1 1958 13 16 48 MKN501 14 23 43 60.2 70.9 -2.5 -85.6 -17 1 6 1958 13 16 48 13 18 08 --- 14 25 03 60.5 70.9 -2.5 -85.7 63 R 1 894 13 18 08 MKN501 14 25 03 60.5 70.9 -2.5 -85.7 -4 1 7 894 13 18 08 13 19 27 --- 14 26 23 60.8 71.0 -2.5 -85.9 76 F 1 170 13 19 27 J1624+3758 14 26 23 66.3 75.8 -2.0 -86.1 -17 1 7 170 13 19 27 13 22 07 --- 14 29 03 66.8 75.9 -1.9 -86.4 143 F 1 2297 13 22 07 J1624+3758 14 29 03 66.8 75.9 -1.9 -86.4 -4 1 7 2297 13 22 07 13 24 46 --- 14 31 43 67.3 76.0 -1.9 -86.8 156 F 1 4425 Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8488.99 8488.99 8496.99 8496.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 888.99 888.99 896.99 896.99 13 24 46 MKN501 14 31 43 61.8 71.1 -2.4 -86.7 -17 1 7 4425 13 24 46 13 26 06 --- 14 33 03 62.0 71.1 -2.3 -86.8 63 F 1 5489 Schedule for VLBA_LA (Code La ) Page 10 First pc-scale imaging of a BAL quasar UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Sun 23 Jan 2005 Day 23 --- 13 26 06 J1624+3758 14 33 03 67.6 76.1 -1.9 -86.9 -17 1 7 5489 13 26 06 13 28 26 --- 14 35 23 68.0 76.1 -1.8 -87.2 123 F 1 7350 Next scan frequencies: 4600.99 4600.99 4710.99 4710.99 4845.99 4845.99 4990.99 4990.99 Next BBC frequencies: 500.99 500.99 610.99 610.99 745.99 745.99 890.99 890.99 13 28 26 MKN501 14 35 23 62.5 71.2 -2.3 -87.2 -17 1 7 7350 13 28 26 13 29 46 --- 14 36 43 62.7 71.2 -2.3 -87.4 63 F 1 8414 13 29 46 J1624+3758 14 36 43 68.3 76.1 -1.8 -87.4 -17 1 7 8414 13 29 46 13 32 05 --- 14 39 03 68.8 76.2 -1.8 -87.7 123 F 1 10276 Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8488.99 8488.99 8496.99 8496.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 888.99 888.99 896.99 896.99 13 32 05 MKN501 14 39 03 63.2 71.2 -2.2 -87.7 -17 1 7 10276 13 32 05 13 33 25 --- 14 40 23 63.4 71.3 -2.2 -87.9 63 F 1 11339 13 33 25 J1624+3758 14 40 23 69.0 76.2 -1.7 -87.9 -17 1 7 11339 13 33 25 13 35 45 --- 14 42 43 69.5 76.3 -1.7 -88.2 122 F 1 13201 Next scan frequencies: 1403.40 1403.40 1411.40 1411.40 1631.40 1631.40 1639.40 1639.40 Next BBC frequencies: 996.60 996.60 988.60 988.60 768.60 768.60 760.60 760.60 13 35 45 MKN501 14 42 43 63.9 71.3 -2.2 -88.2 -17 1 7 13201 13 35 45 13 37 04 --- 14 44 03 64.2 71.3 -2.2 -88.4 63 F 1 14265 13 37 04 J1624+3758 14 44 03 69.7 76.3 -1.7 -88.4 -17 1 7 14265 13 37 04 13 39 24 --- 14 46 23 70.2 76.3 -1.6 -88.7 122 F 1 16126 Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8488.99 8488.99 8496.99 8496.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 888.99 888.99 896.99 896.99 13 39 24 MKN501 14 46 23 64.6 71.3 -2.1 -88.8 -17 1 7 16126 13 39 24 13 40 44 --- 14 47 43 64.9 71.4 -2.1 -89.0 63 F 1 17190 Schedule for VLBA_LA (Code La ) Page 11 First pc-scale imaging of a BAL quasar UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Sun 23 Jan 2005 Day 23 --- 13 40 44 J1624+3758 14 47 43 70.5 76.3 -1.6 -88.9 -17 1 8 17190 13 40 44 13 43 03 --- 14 50 03 70.9 76.4 -1.6 -89.2 122 R 1 15328 Next scan frequencies: 4600.99 4600.99 4710.99 4710.99 4845.99 4845.99 4990.99 4990.99 Next BBC frequencies: 500.99 500.99 610.99 610.99 745.99 745.99 890.99 890.99 13 43 03 MKN501 14 50 03 65.3 71.4 -2.1 -89.3 -17 1 8 15328 13 43 03 13 44 23 --- 14 51 23 65.6 71.4 -2.0 -89.5 63 R 1 14265 13 44 23 J1624+3758 14 51 23 71.2 76.4 -1.6 -89.4 -17 1 8 14265 13 44 23 13 47 03 --- 14 54 03 71.7 76.4 -1.5 -89.8 142 R 1 12137 Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8488.99 8488.99 8496.99 8496.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 888.99 888.99 896.99 896.99 13 47 03 MKN501 14 54 03 66.1 71.4 -2.0 -90.0 -17 1 8 12137 13 47 03 13 48 23 --- 14 55 23 66.3 71.4 -2.0 -90.2 63 R 1 11073 13 48 23 J1624+3758 14 55 23 72.0 76.4 -1.5 -90.1 -17 1 8 11073 13 48 23 13 50 42 --- 14 57 43 72.4 76.4 -1.5 -90.4 122 R 1 9212 Next scan frequencies: 4600.99 4600.99 4710.99 4710.99 4845.99 4845.99 4990.99 4990.99 Next BBC frequencies: 500.99 500.99 610.99 610.99 745.99 745.99 890.99 890.99 13 50 42 MKN501 14 57 43 66.8 71.4 -1.9 -90.6 -17 1 8 9212 13 50 42 13 52 02 --- 14 59 03 67.0 71.4 -1.9 -90.8 62 R 1 8148 13 52 02 J1624+3758 14 59 03 72.7 76.4 -1.4 -90.6 -17 1 8 8148 13 52 02 13 54 22 --- 15 01 23 73.2 76.4 -1.4 -91.0 122 R 1 6286 Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8488.99 8488.99 8496.99 8496.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 888.99 888.99 896.99 896.99 13 54 22 MKN501 15 01 23 67.5 71.4 -1.9 -91.2 -17 1 8 6286 13 54 22 13 55 41 --- 15 02 43 67.7 71.3 -1.9 -91.4 62 R 1 5223 Schedule for VLBA_LA (Code La ) Page 12 First pc-scale imaging of a BAL quasar UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Sun 23 Jan 2005 Day 23 --- 13 55 41 J1624+3758 15 02 43 73.4 76.3 -1.4 -91.2 -17 1 8 5223 13 55 41 13 58 01 --- 15 05 03 73.9 76.3 -1.3 -91.6 122 R 1 3361 Next scan frequencies: 1403.40 1403.40 1411.40 1411.40 1631.40 1631.40 1639.40 1639.40 Next BBC frequencies: 996.60 996.60 988.60 988.60 768.60 768.60 760.60 760.60 13 58 01 MKN501 15 05 03 68.2 71.3 -1.8 -91.8 -17 1 8 3361 13 58 01 13 59 21 --- 15 06 23 68.4 71.3 -1.8 -92.0 62 R 1 2297 13 59 21 J1624+3758 15 06 23 74.1 76.3 -1.3 -91.9 -17 1 8 2297 13 59 21 14 01 40 --- 15 08 43 74.6 76.2 -1.3 -92.3 122 R 1 436 Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8488.99 8488.99 8496.99 8496.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 888.99 888.99 896.99 896.99 14 01 40 MKN501 15 08 43 68.9 71.2 -1.8 -92.5 -17 1 9 436 14 01 40 14 03 00 --- 15 10 03 69.1 71.2 -1.7 -92.7 62 F 1 1500 14 03 00 J1624+3758 15 10 03 74.9 76.2 -1.3 -92.5 -17 1 9 1500 14 03 00 14 05 20 --- 15 12 23 75.3 76.1 -1.2 -93.0 122 F 1 3361 Next scan frequencies: 4600.99 4600.99 4710.99 4710.99 4845.99 4845.99 4990.99 4990.99 Next BBC frequencies: 500.99 500.99 610.99 610.99 745.99 745.99 890.99 890.99 14 05 20 MKN501 15 12 23 69.6 71.1 -1.7 -93.1 -17 1 9 3361 14 05 20 14 06 40 --- 15 13 43 69.9 71.1 -1.7 -93.4 62 F 1 4425 14 06 40 J1624+3758 15 13 43 75.6 76.0 -1.2 -93.2 -17 1 9 4425 14 06 40 14 08 59 --- 15 16 03 76.0 75.9 -1.2 -93.7 122 F 1 6286 Next scan frequencies: 1403.40 1403.40 1411.40 1411.40 1631.40 1631.40 1639.40 1639.40 Next BBC frequencies: 996.60 996.60 988.60 988.60 768.60 768.60 760.60 760.60 14 11 16 3C279 15 18 20 36.7 226.1 2.4 36.0 31 1 9 6286 14 11 16 14 15 16 --- 15 22 20 36.1 227.1 2.4 36.7 239 F 1 9478 Schedule for VLBA_LA (Code La ) Page 13 First pc-scale imaging of a BAL quasar UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Sun 23 Jan 2005 Day 23 --- Next scan frequencies: 4600.99 4600.99 4710.99 4710.99 4845.99 4845.99 4990.99 4990.99 Next BBC frequencies: 500.99 500.99 610.99 610.99 745.99 745.99 890.99 890.99 14 15 16 3C279 15 22 20 36.1 227.1 2.4 36.7 -4 1 9 9478 14 15 16 14 18 45 --- 15 25 50 35.6 227.9 2.5 37.3 205 F 1 12270 Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8488.99 8488.99 8496.99 8496.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 888.99 888.99 896.99 896.99 14 18 45 3C279 15 25 50 35.6 227.9 2.5 37.3 -4 1 9 12270 14 18 45 14 22 15 --- 15 29 20 35.1 228.8 2.5 37.8 205 F 1 15062 14 22 15 J1624+3758 15 29 20 78.7 74.8 -0.9 -96.8 -109 1 10 15062 14 22 15 14 27 54 --- 15 35 00 79.8 74.0 -0.8 -98.5 230 R 1 15617 14 27 54 MKN501 15 35 00 73.9 69.8 -1.3 -98.0 -18 1 10 15617 14 27 54 14 29 13 --- 15 36 20 74.2 69.6 -1.3 -98.4 62 R 1 14553 Next scan frequencies: 4600.99 4600.99 4710.99 4710.99 4845.99 4845.99 4990.99 4990.99 Next BBC frequencies: 500.99 500.99 610.99 610.99 745.99 745.99 890.99 890.99 14 29 13 MKN501 15 36 20 74.2 69.6 -1.3 -98.4 -4 1 10 14553 14 29 13 14 30 33 --- 15 37 40 74.4 69.5 -1.3 -98.7 76 R 1 13489 14 30 33 J1624+3758 15 37 40 80.3 73.5 -0.8 -99.3 -18 1 10 13489 14 30 33 14 33 13 --- 15 40 20 80.8 73.0 -0.7 -100.3 142 R 1 11362 14 33 13 J1624+3758 15 40 20 80.8 73.0 -0.7 -100.3 -4 1 10 11362 14 33 13 14 35 52 --- 15 43 00 81.3 72.4 -0.7 -101.3 156 R 1 9234 Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8488.99 8488.99 8496.99 8496.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 888.99 888.99 896.99 896.99 14 35 52 MKN501 15 43 00 75.4 68.9 -1.2 -100.2 -18 1 10 9234 14 35 52 14 37 12 --- 15 44 20 75.7 68.7 -1.2 -100.6 62 R 1 8170 Schedule for VLBA_LA (Code La ) Page 14 First pc-scale imaging of a BAL quasar UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Sun 23 Jan 2005 Day 23 --- 14 37 12 J1624+3758 15 44 20 81.6 72.0 -0.7 -101.9 -18 1 10 8170 14 37 12 14 39 32 --- 15 46 40 82.0 71.3 -0.6 -102.9 122 R 1 6309 Next scan frequencies: 4600.99 4600.99 4710.99 4710.99 4845.99 4845.99 4990.99 4990.99 Next BBC frequencies: 500.99 500.99 610.99 610.99 745.99 745.99 890.99 890.99 14 39 32 MKN501 15 46 40 76.1 68.3 -1.1 -101.3 -18 1 10 6309 14 39 32 14 40 52 --- 15 48 00 76.4 68.1 -1.1 -101.7 62 R 1 5245 14 40 52 J1624+3758 15 48 00 82.3 70.9 -0.6 -103.6 -18 1 10 5245 14 40 52 14 43 11 --- 15 50 20 82.7 70.0 -0.6 -104.8 122 R 1 3383 Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8488.99 8488.99 8496.99 8496.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 888.99 888.99 896.99 896.99 14 43 11 MKN501 15 50 20 76.8 67.7 -1.1 -102.5 -18 1 10 3383 14 43 11 14 44 31 --- 15 51 40 77.1 67.4 -1.0 -103.0 62 R 1 2320 14 44 31 J1624+3758 15 51 40 83.0 69.5 -0.6 -105.5 -18 1 10 2320 14 44 31 14 46 51 --- 15 54 00 83.4 68.4 -0.5 -107.0 122 R 1 458 Next scan frequencies: 1403.40 1403.40 1411.40 1411.40 1631.40 1631.40 1639.40 1639.40 Next BBC frequencies: 996.60 996.60 988.60 988.60 768.60 768.60 760.60 760.60 14 46 51 MKN501 15 54 00 77.5 67.0 -1.0 -103.8 -18 1 11 458 14 46 51 14 48 10 --- 15 55 20 77.8 66.7 -1.0 -104.3 62 F 1 606 14 48 10 J1624+3758 15 55 20 83.7 67.7 -0.5 -107.9 -18 1 11 606 14 48 10 14 50 30 --- 15 57 40 84.1 66.3 -0.5 -109.6 122 F 1 2467 Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8488.99 8488.99 8496.99 8496.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 888.99 888.99 896.99 896.99 14 50 30 MKN501 15 57 40 78.2 66.1 -0.9 -105.2 -18 1 11 2467 14 50 30 14 51 50 --- 15 59 00 78.4 65.8 -0.9 -105.7 62 F 1 3531 Schedule for VLBA_LA (Code La ) Page 15 First pc-scale imaging of a BAL quasar UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Sun 23 Jan 2005 Day 23 --- 14 51 50 J1624+3758 15 59 00 84.4 65.4 -0.4 -110.7 -18 1 11 3531 14 51 50 14 54 09 --- 16 01 20 84.8 63.6 -0.4 -112.9 122 F 1 5393 Next scan frequencies: 4600.99 4600.99 4710.99 4710.99 4845.99 4845.99 4990.99 4990.99 Next BBC frequencies: 500.99 500.99 610.99 610.99 745.99 745.99 890.99 890.99 14 54 09 MKN501 16 01 20 78.9 65.2 -0.9 -106.7 -18 1 11 5393 14 54 09 14 55 29 --- 16 02 40 79.1 64.8 -0.9 -107.3 62 F 1 6456 14 55 29 J1624+3758 16 02 40 85.0 62.4 -0.4 -114.2 -18 1 11 6456 14 55 29 14 58 09 --- 16 05 20 85.5 59.6 -0.3 -117.4 142 F 1 8584 Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8488.99 8488.99 8496.99 8496.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 888.99 888.99 896.99 896.99 14 58 09 MKN501 16 05 20 79.6 63.9 -0.8 -108.6 -18 1 11 8584 14 58 09 14 59 28 --- 16 06 40 79.8 63.4 -0.8 -109.3 62 F 1 9648 14 59 28 J1624+3758 16 06 40 85.7 58.0 -0.3 -119.2 -18 1 11 9648 14 59 28 15 01 48 --- 16 09 00 86.1 54.7 -0.3 -122.9 122 F 1 11509 Next scan frequencies: 4600.99 4600.99 4710.99 4710.99 4845.99 4845.99 4990.99 4990.99 Next BBC frequencies: 500.99 500.99 610.99 610.99 745.99 745.99 890.99 890.99 15 01 48 MKN501 16 09 00 80.3 62.6 -0.8 -110.5 -18 1 11 11509 15 01 48 15 03 08 --- 16 10 20 80.5 62.0 -0.7 -111.3 62 F 1 12573 15 03 08 J1624+3758 16 10 20 86.3 52.4 -0.2 -125.4 -18 1 11 12573 15 03 08 15 05 27 --- 16 12 40 86.7 47.8 -0.2 -130.4 122 F 1 14434 Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8488.99 8488.99 8496.99 8496.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 888.99 888.99 896.99 896.99 15 05 27 MKN501 16 12 40 80.9 61.0 -0.7 -112.7 -18 1 11 14434 15 05 27 15 06 47 --- 16 14 00 81.2 60.3 -0.7 -113.5 62 F 1 15498 Schedule for VLBA_LA (Code La ) Page 16 First pc-scale imaging of a BAL quasar UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Sun 23 Jan 2005 Day 23 --- 15 06 47 J1624+3758 16 14 00 86.9 44.6 -0.2 -133.7 -17 1 11 15498 15 06 47 15 09 07 --- 16 16 20 87.2 38.0 -0.1 -140.7 122 F 1 17360 Next scan frequencies: 1403.40 1403.40 1411.40 1411.40 1631.40 1631.40 1639.40 1639.40 Next BBC frequencies: 996.60 996.60 988.60 988.60 768.60 768.60 760.60 760.60 15 09 07 MKN501 16 16 20 81.6 59.1 -0.6 -115.1 -20 1 12 17360 15 09 07 15 10 27 --- 16 17 40 81.8 58.3 -0.6 -116.1 60 R 1 16296 15 10 27 J1624+3758 16 17 40 87.4 33.6 -0.1 -145.3 -22 1 12 16296 15 10 27 15 12 46 --- 16 20 00 87.6 24.5 -0.1 -154.7 117 R 1 14434 Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8488.99 8488.99 8496.99 8496.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 888.99 888.99 896.99 896.99 15 12 46 MKN501 16 20 00 82.2 56.9 -0.6 -117.9 -28 1 12 14434 15 12 46 15 14 06 --- 16 21 20 82.4 56.0 -0.5 -119.0 52 R 1 13371 15 14 06 J1624+3758 16 21 20 87.7 18.6 -0.1 -160.9 -31 1 12 13371 15 14 06 15 16 26 --- 16 23 40 87.8 7.1 0.0 -172.7 109 R 1 11509 Next scan frequencies: 4600.99 4600.99 4710.99 4710.99 4845.99 4845.99 4990.99 4990.99 Next BBC frequencies: 500.99 500.99 610.99 610.99 745.99 745.99 890.99 890.99 15 16 26 MKN501 16 23 40 82.8 54.2 -0.5 -121.1 -37 1 12 11509 15 16 26 15 17 45 --- 16 25 00 83.0 53.1 -0.5 -122.4 42 R 1 10445 15 17 45 J1624+3758 16 25 00 87.8 0.2 0.0 -179.8 -41 1 12 10445 15 17 45 15 20 25 --- 16 27 40 87.8 -13.4 0.0 166.3 118 R 1 8318 Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8488.99 8488.99 8496.99 8496.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 888.99 888.99 896.99 896.99 15 20 25 MKN501 16 27 40 83.5 50.7 -0.4 -125.3 -49 1 12 8318 15 20 25 15 21 45 --- 16 29 00 83.7 49.3 -0.4 -126.8 31 R 1 7254 Schedule for VLBA_LA (Code La ) Page 17 First pc-scale imaging of a BAL quasar UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Sun 23 Jan 2005 Day 23 --- 15 21 45 J1624+3758 16 29 00 87.7 -19.7 0.1 159.7 -52 1 12 7254 15 21 45 15 24 04 --- 16 31 20 87.5 -29.6 0.1 149.5 88 R 1 5393 Next scan frequencies: 4600.99 4600.99 4710.99 4710.99 4845.99 4845.99 4990.99 4990.99 Next BBC frequencies: 500.99 500.99 610.99 610.99 745.99 745.99 890.99 890.99 15 24 04 MKN501 16 31 20 84.0 46.7 -0.4 -129.8 -57 1 12 5393 15 24 04 15 25 24 --- 16 32 40 84.2 45.1 -0.4 -131.6 23 R 1 4329 15 25 24 J1624+3758 16 32 40 87.3 -34.4 0.1 144.4 -59 1 12 4329 15 25 24 15 27 44 --- 16 35 00 87.1 -41.7 0.2 136.8 81 R 1 2467 Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8488.99 8488.99 8496.99 8496.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 888.99 888.99 896.99 896.99 15 27 44 MKN501 16 35 00 84.5 42.0 -0.3 -135.1 -62 1 12 2467 15 27 44 15 29 04 --- 16 36 20 84.7 40.0 -0.3 -137.3 18 R 1 1403 15 29 04 J1624+3758 16 36 20 86.9 -45.2 0.2 133.1 -63 1 13 1403 15 29 04 15 31 23 --- 16 38 40 86.5 -50.4 0.2 127.6 77 F 1 458 Next scan frequencies: 1403.40 1403.40 1411.40 1411.40 1631.40 1631.40 1639.40 1639.40 Next BBC frequencies: 996.60 996.60 988.60 988.60 768.60 768.60 760.60 760.60 15 31 23 MKN501 16 38 40 85.0 36.2 -0.3 -141.4 -64 1 13 458 15 31 23 15 32 43 --- 16 40 00 85.2 33.8 -0.2 -144.0 16 F 1 1522 15 32 43 J1624+3758 16 40 00 86.3 -52.8 0.2 124.9 -64 1 13 1522 15 32 43 15 35 03 --- 16 42 20 85.9 -56.5 0.3 120.9 76 F 1 3383 Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8488.99 8488.99 8496.99 8496.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 888.99 888.99 896.99 896.99 15 35 03 MKN501 16 42 20 85.4 29.3 -0.2 -148.9 -63 1 13 3383 15 35 03 15 36 22 --- 16 43 40 85.5 26.5 -0.2 -152.0 17 F 1 4447 Schedule for VLBA_LA (Code La ) Page 18 First pc-scale imaging of a BAL quasar UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Sun 23 Jan 2005 Day 23 --- 15 36 22 J1624+3758 16 43 40 85.7 -58.3 0.3 118.9 -63 1 13 4447 15 36 22 15 38 42 --- 16 46 00 85.3 -61.0 0.3 115.9 77 F 1 6309 Next scan frequencies: 4600.99 4600.99 4710.99 4710.99 4845.99 4845.99 4990.99 4990.99 Next BBC frequencies: 500.99 500.99 610.99 610.99 745.99 745.99 890.99 890.99 15 38 42 MKN501 16 46 00 85.7 21.1 -0.1 -157.6 -61 1 13 6309 15 38 42 15 40 02 --- 16 47 20 85.8 17.9 -0.1 -161.1 19 F 1 7373 15 40 02 J1624+3758 16 47 20 85.0 -62.3 0.4 114.3 -59 1 13 7373 15 40 02 15 42 21 --- 16 49 40 84.6 -64.3 0.4 112.0 80 F 1 9234 Next scan frequencies: 1403.40 1403.40 1411.40 1411.40 1631.40 1631.40 1639.40 1639.40 Next BBC frequencies: 996.60 996.60 988.60 988.60 768.60 768.60 760.60 760.60 15 44 21 J1357+7643 16 51 40 44.8 -12.9 2.9 128.2 34 1 13 9234 15 44 21 15 47 41 --- 16 55 00 44.6 -13.0 3.0 127.3 199 F 1 11893 Next scan frequencies: 4600.99 4600.99 4710.99 4710.99 4845.99 4845.99 4990.99 4990.99 Next BBC frequencies: 500.99 500.99 610.99 610.99 745.99 745.99 890.99 890.99 15 47 41 J1357+7643 16 55 00 44.6 -13.0 3.0 127.3 -4 1 13 11893 15 47 41 15 50 10 --- 16 57 30 44.5 -13.2 3.0 126.6 146 F 1 13888 Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8488.99 8488.99 8496.99 8496.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 888.99 888.99 896.99 896.99 15 50 10 J1357+7643 16 57 30 44.5 -13.2 3.0 126.6 -4 1 13 13888 15 50 10 15 52 40 --- 17 00 00 44.4 -13.3 3.0 125.9 146 F 1 15883 15 52 40 J1624+3758 17 00 00 82.7 -70.1 0.6 104.6 -83 1 14 15883 15 52 40 15 56 59 --- 17 04 20 81.9 -71.6 0.7 102.5 177 R 1 15860 15 56 59 MKN501 17 04 20 85.5 -26.4 0.2 152.0 -36 1 14 15860 15 56 59 15 58 19 --- 17 05 40 85.4 -29.2 0.2 149.0 44 R 1 14797 Schedule for VLBA_LA (Code La ) Page 19 First pc-scale imaging of a BAL quasar UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Sun 23 Jan 2005 Day 23 --- Next scan frequencies: 4600.99 4600.99 4710.99 4710.99 4845.99 4845.99 4990.99 4990.99 Next BBC frequencies: 500.99 500.99 610.99 610.99 745.99 745.99 890.99 890.99 15 58 19 J1624+3758 17 05 40 81.6 -72.0 0.7 101.9 -35 1 14 14797 15 58 19 16 00 58 --- 17 08 20 81.1 -72.7 0.7 100.8 125 R 1 12669 16 00 58 MKN501 17 08 20 85.1 -34.4 0.2 143.4 -32 1 14 12669 16 00 58 16 02 18 --- 17 09 40 85.0 -36.7 0.3 140.9 48 R 1 11605 16 02 18 MKN501 17 09 40 85.0 -36.7 0.3 140.9 -4 1 14 11605 16 02 18 16 03 38 --- 17 11 00 84.8 -38.9 0.3 138.5 76 R 1 10541 16 03 38 J1624+3758 17 11 00 80.6 -73.3 0.8 99.8 -29 1 14 10541 16 03 38 16 06 18 --- 17 13 40 80.0 -73.8 0.8 98.9 131 R 1 8414 16 06 18 J1624+3758 17 13 40 80.0 -73.8 0.8 98.9 -4 1 14 8414 16 06 18 16 08 57 --- 17 16 20 79.5 -74.2 0.9 98.1 156 R 1 6286 Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8488.99 8488.99 8496.99 8496.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 888.99 888.99 896.99 896.99 16 08 57 MKN501 17 16 20 84.1 -46.3 0.4 130.3 -25 1 14 6286 16 08 57 16 10 17 --- 17 17 40 83.9 -47.9 0.4 128.5 55 R 1 5223 16 10 17 J1624+3758 17 17 40 79.3 -74.4 0.9 97.7 -24 1 14 5223 16 10 17 16 12 36 --- 17 20 00 78.8 -74.7 0.9 97.0 116 R 1 3361 Next scan frequencies: 4600.99 4600.99 4710.99 4710.99 4845.99 4845.99 4990.99 4990.99 Next BBC frequencies: 500.99 500.99 610.99 610.99 745.99 745.99 890.99 890.99 16 12 36 MKN501 17 20 00 83.5 -50.3 0.4 125.7 -22 1 14 3361 16 12 36 16 13 56 --- 17 21 20 83.3 -51.6 0.5 124.2 58 R 1 2297 16 13 56 J1624+3758 17 21 20 78.5 -74.9 0.9 96.7 -22 1 14 2297 16 13 56 16 16 16 --- 17 23 40 78.1 -75.1 1.0 96.0 118 R 1 436 Schedule for VLBA_LA (Code La ) Page 20 First pc-scale imaging of a BAL quasar UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Sun 23 Jan 2005 Day 23 --- ----------- Tape Change ------------ Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8488.99 8488.99 8496.99 8496.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 888.99 888.99 896.99 896.99 16 16 16 MKN501 17 23 40 82.9 -53.6 0.5 121.8 -20 2 1 436 16 16 16 16 17 36 --- 17 25 00 82.7 -54.7 0.5 120.5 59 F 1 1500 16 17 36 J1624+3758 17 25 00 77.8 -75.3 1.0 95.7 -20 2 1 1500 16 17 36 16 19 55 --- 17 27 20 77.4 -75.5 1.0 95.2 120 F 1 3361 Next scan frequencies: 1403.40 1403.40 1411.40 1411.40 1631.40 1631.40 1639.40 1639.40 Next BBC frequencies: 996.60 996.60 988.60 988.60 768.60 768.60 760.60 760.60 16 19 55 MKN501 17 27 20 82.3 -56.4 0.6 118.5 -19 2 1 3361 16 19 55 16 21 15 --- 17 28 40 82.1 -57.3 0.6 117.4 61 F 1 4425 16 21 15 J1624+3758 17 28 40 77.1 -75.6 1.1 94.9 -18 2 1 4425 16 21 15 16 23 35 --- 17 31 00 76.6 -75.7 1.1 94.3 121 F 1 6286 Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8488.99 8488.99 8496.99 8496.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 888.99 888.99 896.99 896.99 16 23 35 MKN501 17 31 00 81.7 -58.7 0.6 115.6 -17 2 1 6286 16 23 35 16 24 54 --- 17 32 20 81.5 -59.5 0.6 114.7 62 F 1 7350 16 24 54 J1624+3758 17 32 20 76.4 -75.8 1.1 94.1 -17 2 1 7350 16 24 54 16 27 14 --- 17 34 40 75.9 -75.9 1.2 93.6 123 F 1 9212 Next scan frequencies: 4600.99 4600.99 4710.99 4710.99 4845.99 4845.99 4990.99 4990.99 Next BBC frequencies: 500.99 500.99 610.99 610.99 745.99 745.99 890.99 890.99 16 27 14 MKN501 17 34 40 81.0 -60.6 0.7 113.1 -16 2 1 9212 16 27 14 16 28 34 --- 17 36 00 80.8 -61.3 0.7 112.3 64 F 1 10276 Schedule for VLBA_LA (Code La ) Page 21 First pc-scale imaging of a BAL quasar UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Sun 23 Jan 2005 Day 23 --- 16 28 34 J1624+3758 17 36 00 75.7 -76.0 1.2 93.3 -16 2 1 10276 16 28 34 16 31 13 --- 17 38 40 75.1 -76.1 1.2 92.8 143 F 1 12403 Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8488.99 8488.99 8496.99 8496.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 888.99 888.99 896.99 896.99 16 31 13 MKN501 17 38 40 80.3 -62.4 0.7 110.7 -16 2 1 12403 16 31 13 16 32 33 --- 17 40 00 80.1 -62.9 0.8 110.0 63 F 1 13467 16 32 33 J1624+3758 17 40 00 74.9 -76.2 1.2 92.5 -16 2 1 13467 16 32 33 16 34 53 --- 17 42 20 74.4 -76.2 1.3 92.1 123 F 1 15328 Next scan frequencies: 4600.99 4600.99 4710.99 4710.99 4845.99 4845.99 4990.99 4990.99 Next BBC frequencies: 500.99 500.99 610.99 610.99 745.99 745.99 890.99 890.99 16 34 53 MKN501 17 42 20 79.7 -63.8 0.8 108.8 -17 2 1 15328 16 34 53 16 36 13 --- 17 43 40 79.4 -64.2 0.8 108.1 63 F 1 16392 16 36 13 J1624+3758 17 43 40 74.2 -76.3 1.3 91.9 -17 2 2 16392 16 36 13 16 38 32 --- 17 46 00 73.7 -76.3 1.3 91.5 123 R 1 16946 Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8488.99 8488.99 8496.99 8496.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 888.99 888.99 896.99 896.99 16 38 32 MKN501 17 46 00 79.0 -65.0 0.9 107.1 -17 2 2 16946 16 38 32 16 39 52 --- 17 47 20 78.8 -65.3 0.9 106.5 63 R 1 15883 16 39 52 J1624+3758 17 47 20 73.4 -76.3 1.4 91.2 -17 2 2 15883 16 39 52 16 42 12 --- 17 49 40 73.0 -76.4 1.4 90.9 123 R 1 14021 Next scan frequencies: 1403.40 1403.40 1411.40 1411.40 1631.40 1631.40 1639.40 1639.40 Next BBC frequencies: 996.60 996.60 988.60 988.60 768.60 768.60 760.60 760.60 16 42 12 MKN501 17 49 40 78.3 -66.0 0.9 105.5 -17 2 2 14021 16 42 12 16 43 31 --- 17 51 00 78.1 -66.3 0.9 104.9 63 R 1 12957 Schedule for VLBA_LA (Code La ) Page 22 First pc-scale imaging of a BAL quasar UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Sun 23 Jan 2005 Day 23 --- 16 43 31 J1624+3758 17 51 00 72.7 -76.4 1.4 90.6 -17 2 2 12957 16 43 31 16 45 51 --- 17 53 20 72.2 -76.4 1.5 90.3 123 R 1 11096 Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8488.99 8488.99 8496.99 8496.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 888.99 888.99 896.99 896.99 16 45 51 MKN501 17 53 20 77.6 -66.8 1.0 104.1 -17 2 2 11096 16 45 51 16 47 11 --- 17 54 40 77.4 -67.1 1.0 103.6 63 R 1 10032 16 47 11 J1624+3758 17 54 40 72.0 -76.4 1.5 90.1 -17 2 2 10032 16 47 11 16 49 30 --- 17 57 00 71.5 -76.4 1.5 89.7 123 R 1 8170 Next scan frequencies: 4600.99 4600.99 4710.99 4710.99 4845.99 4845.99 4990.99 4990.99 Next BBC frequencies: 500.99 500.99 610.99 610.99 745.99 745.99 890.99 890.99 16 49 30 MKN501 17 57 00 77.0 -67.6 1.0 102.7 -17 2 2 8170 16 49 30 16 50 50 --- 17 58 20 76.7 -67.8 1.1 102.3 63 R 1 7107 16 50 50 J1624+3758 17 58 20 71.3 -76.4 1.6 89.5 -17 2 2 7107 16 50 50 16 53 10 --- 18 00 40 70.8 -76.4 1.6 89.2 123 R 1 5245 Next scan frequencies: 1403.40 1403.40 1411.40 1411.40 1631.40 1631.40 1639.40 1639.40 Next BBC frequencies: 996.60 996.60 988.60 988.60 768.60 768.60 760.60 760.60 16 55 09 J1357+7643 18 02 40 41.2 -15.6 4.1 109.1 55 2 2 5245 16 55 09 16 58 29 --- 18 06 00 41.0 -15.6 4.1 108.2 199 R 1 2586 Next scan frequencies: 4600.99 4600.99 4710.99 4710.99 4845.99 4845.99 4990.99 4990.99 Next BBC frequencies: 500.99 500.99 610.99 610.99 745.99 745.99 890.99 890.99 16 58 29 J1357+7643 18 06 00 41.0 -15.6 4.1 108.2 -4 2 2 2586 16 58 29 17 00 59 --- 18 08 30 40.9 -15.7 4.2 107.6 146 R 1 591 Schedule for VLBA_LA (Code La ) Page 23 First pc-scale imaging of a BAL quasar UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Sun 23 Jan 2005 Day 23 --- Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8488.99 8488.99 8496.99 8496.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 888.99 888.99 896.99 896.99 17 00 59 J1357+7643 18 08 30 40.9 -15.7 4.2 107.6 -4 2 3 591 17 00 59 17 03 28 --- 18 11 00 40.8 -15.7 4.2 106.9 146 F 1 1403 17 03 28 J1624+3758 18 11 00 68.8 -76.2 1.8 87.7 -62 2 3 1403 17 03 28 17 07 47 --- 18 15 20 67.9 -76.1 1.8 87.2 197 F 1 4861 17 07 47 MKN501 18 15 20 73.5 -70.0 1.4 97.5 -17 2 3 4861 17 07 47 17 09 07 --- 18 16 40 73.2 -70.1 1.4 97.1 63 F 1 5924 Next scan frequencies: 4600.99 4600.99 4710.99 4710.99 4845.99 4845.99 4990.99 4990.99 Next BBC frequencies: 500.99 500.99 610.99 610.99 745.99 745.99 890.99 890.99 17 09 07 J1624+3758 18 16 40 67.7 -76.1 1.9 87.0 -17 2 3 5924 17 09 07 17 11 47 --- 18 19 20 67.1 -76.0 1.9 86.6 142 F 1 8052 17 11 47 MKN501 18 19 20 72.7 -70.3 1.4 96.5 -17 2 3 8052 17 11 47 17 13 07 --- 18 20 40 72.5 -70.4 1.4 96.2 63 F 1 9116 17 13 07 MKN501 18 20 40 72.5 -70.4 1.4 96.2 -4 2 3 9116 17 13 07 17 14 26 --- 18 22 00 72.2 -70.5 1.5 95.9 76 F 1 10179 17 14 26 J1624+3758 18 22 00 66.6 -75.9 1.9 86.3 -17 2 3 10179 17 14 26 17 17 06 --- 18 24 40 66.1 -75.8 2.0 86.0 142 F 1 12307 17 17 06 J1624+3758 18 24 40 66.1 -75.8 2.0 86.0 -4 2 3 12307 17 17 06 17 19 45 --- 18 27 20 65.6 -75.7 2.0 85.7 156 F 1 14434 Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8488.99 8488.99 8496.99 8496.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 888.99 888.99 896.99 896.99 17 19 45 MKN501 18 27 20 71.2 -70.8 1.6 94.8 -17 2 3 14434 17 19 45 17 21 05 --- 18 28 40 70.9 -70.9 1.6 94.5 63 F 1 15498 Schedule for VLBA_LA (Code La ) Page 24 First pc-scale imaging of a BAL quasar UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Sun 23 Jan 2005 Day 23 --- 17 21 05 J1624+3758 18 28 40 65.3 -75.7 2.1 85.5 -17 2 3 15498 17 21 05 17 23 25 --- 18 31 00 64.8 -75.6 2.1 85.2 122 F 1 17360 Next scan frequencies: 4600.99 4600.99 4710.99 4710.99 4845.99 4845.99 4990.99 4990.99 Next BBC frequencies: 500.99 500.99 610.99 610.99 745.99 745.99 890.99 890.99 17 23 25 MKN501 18 31 00 70.5 -71.0 1.6 94.0 -17 2 4 17360 17 23 25 17 24 45 --- 18 32 20 70.2 -71.0 1.6 93.8 62 R 1 16296 17 24 45 J1624+3758 18 32 20 64.6 -75.5 2.1 85.1 -17 2 4 16296 17 24 45 17 27 04 --- 18 34 40 64.1 -75.4 2.2 84.8 122 R 1 14434 Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8488.99 8488.99 8496.99 8496.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 888.99 888.99 896.99 896.99 17 27 04 MKN501 18 34 40 69.8 -71.1 1.7 93.3 -17 2 4 14434 17 27 04 17 28 24 --- 18 36 00 69.5 -71.1 1.7 93.1 62 R 1 13371 17 28 24 J1624+3758 18 36 00 63.9 -75.4 2.2 84.6 -17 2 4 13371 17 28 24 17 30 44 --- 18 38 20 63.4 -75.3 2.2 84.4 122 R 1 11509 Next scan frequencies: 1403.40 1403.40 1411.40 1411.40 1631.40 1631.40 1639.40 1639.40 Next BBC frequencies: 996.60 996.60 988.60 988.60 768.60 768.60 760.60 760.60 17 30 44 MKN501 18 38 20 69.1 -71.2 1.7 92.6 -17 2 4 11509 17 30 44 17 32 03 --- 18 39 40 68.8 -71.2 1.8 92.4 62 R 1 10445 17 32 03 J1624+3758 18 39 40 63.1 -75.2 2.2 84.2 -17 2 4 10445 17 32 03 17 34 23 --- 18 42 00 62.7 -75.1 2.3 83.9 122 R 1 8584 Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8488.99 8488.99 8496.99 8496.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 888.99 888.99 896.99 896.99 17 34 23 MKN501 18 42 00 68.4 -71.3 1.8 92.0 -17 2 4 8584 17 34 23 17 35 43 --- 18 43 20 68.1 -71.3 1.8 91.7 62 R 1 7520 Schedule for VLBA_LA (Code La ) Page 25 First pc-scale imaging of a BAL quasar UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Sun 23 Jan 2005 Day 23 --- 17 35 43 J1624+3758 18 43 20 62.4 -75.1 2.3 83.8 -17 2 4 7520 17 35 43 17 38 02 --- 18 45 40 62.0 -75.0 2.3 83.5 122 R 1 5658 Next scan frequencies: 4600.99 4600.99 4710.99 4710.99 4845.99 4845.99 4990.99 4990.99 Next BBC frequencies: 500.99 500.99 610.99 610.99 745.99 745.99 890.99 890.99 17 38 02 MKN501 18 45 40 67.7 -71.3 1.9 91.3 -17 2 4 5658 17 38 02 17 39 22 --- 18 47 00 67.4 -71.4 1.9 91.1 62 R 1 4595 17 39 22 J1624+3758 18 47 00 61.7 -74.9 2.4 83.4 -17 2 4 4595 17 39 22 17 42 02 --- 18 49 40 61.2 -74.8 2.4 83.1 142 R 1 2467 Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8488.99 8488.99 8496.99 8496.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 888.99 888.99 896.99 896.99 17 42 02 MKN501 18 49 40 66.9 -71.4 1.9 90.7 -17 2 4 2467 17 42 02 17 43 22 --- 18 51 00 66.6 -71.4 1.9 90.5 62 R 1 1403 17 43 22 J1624+3758 18 51 00 60.9 -74.7 2.4 82.9 -17 2 5 1403 17 43 22 17 45 41 --- 18 53 20 60.5 -74.6 2.5 82.7 122 F 1 458 Next scan frequencies: 4600.99 4600.99 4710.99 4710.99 4845.99 4845.99 4990.99 4990.99 Next BBC frequencies: 500.99 500.99 610.99 610.99 745.99 745.99 890.99 890.99 17 45 41 MKN501 18 53 20 66.2 -71.4 2.0 90.1 -17 2 5 458 17 45 41 17 47 01 --- 18 54 40 65.9 -71.4 2.0 89.9 62 F 1 1522 17 47 01 J1624+3758 18 54 40 60.2 -74.5 2.5 82.5 -17 2 5 1522 17 47 01 17 49 21 --- 18 57 00 59.7 -74.4 2.5 82.3 122 F 1 3384 Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8488.99 8488.99 8496.99 8496.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 888.99 888.99 896.99 896.99 17 49 21 MKN501 18 57 00 65.5 -71.4 2.0 89.5 -18 2 5 3384 17 49 21 17 50 40 --- 18 58 20 65.2 -71.4 2.1 89.3 62 F 1 4447 Schedule for VLBA_LA (Code La ) Page 26 First pc-scale imaging of a BAL quasar UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Sun 23 Jan 2005 Day 23 --- 17 50 40 J1624+3758 18 58 20 59.5 -74.3 2.6 82.1 -18 2 5 4447 17 50 40 17 53 00 --- 19 00 40 59.0 -74.2 2.6 81.9 122 F 1 6309 Next scan frequencies: 1403.40 1403.40 1411.40 1411.40 1631.40 1631.40 1639.40 1639.40 Next BBC frequencies: 996.60 996.60 988.60 988.60 768.60 768.60 760.60 760.60 17 53 00 MKN501 19 00 40 64.8 -71.4 2.1 88.9 -18 2 5 6309 17 53 00 17 54 20 --- 19 02 00 64.5 -71.3 2.1 88.7 62 F 1 7373 17 54 20 J1624+3758 19 02 00 58.8 -74.1 2.6 81.7 -18 2 5 7373 17 54 20 17 56 39 --- 19 04 20 58.3 -74.0 2.7 81.5 122 F 1 9234 Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8488.99 8488.99 8496.99 8496.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 888.99 888.99 896.99 896.99 17 56 39 MKN501 19 04 20 64.1 -71.3 2.2 88.4 -18 2 5 9234 17 56 39 17 57 59 --- 19 05 40 63.8 -71.3 2.2 88.2 62 F 1 10298 17 57 59 J1624+3758 19 05 40 58.0 -73.9 2.7 81.3 -18 2 5 10298 17 57 59 18 00 19 --- 19 08 00 57.6 -73.8 2.7 81.1 122 F 1 12159 Next scan frequencies: 4600.99 4600.99 4710.99 4710.99 4845.99 4845.99 4990.99 4990.99 Next BBC frequencies: 500.99 500.99 610.99 610.99 745.99 745.99 890.99 890.99 18 00 19 MKN501 19 08 00 63.4 -71.3 2.2 87.8 -18 2 5 12159 18 00 19 18 01 39 --- 19 09 20 63.1 -71.2 2.3 87.6 62 F 1 13223 18 01 39 J1624+3758 19 09 20 57.3 -73.7 2.7 81.0 -18 2 5 13223 18 01 39 18 03 58 --- 19 11 40 56.9 -73.6 2.8 80.7 122 F 1 15085 Next scan frequencies: 1403.40 1403.40 1411.40 1411.40 1631.40 1631.40 1639.40 1639.40 Next BBC frequencies: 996.60 996.60 988.60 988.60 768.60 768.60 760.60 760.60 18 05 58 J1357+7643 19 13 40 37.2 -16.5 5.3 91.2 74 2 6 15085 18 05 58 18 09 17 --- 19 17 00 37.0 -16.5 5.3 90.4 199 R 1 17456 Schedule for VLBA_LA (Code La ) Page 27 First pc-scale imaging of a BAL quasar UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Sun 23 Jan 2005 Day 23 --- Next scan frequencies: 4600.99 4600.99 4710.99 4710.99 4845.99 4845.99 4990.99 4990.99 Next BBC frequencies: 500.99 500.99 610.99 610.99 745.99 745.99 890.99 890.99 18 09 17 J1357+7643 19 17 00 37.0 -16.5 5.3 90.4 -4 2 6 17456 18 09 17 18 11 47 --- 19 19 30 36.9 -16.5 5.4 89.8 146 R 1 15461 Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8488.99 8488.99 8496.99 8496.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 888.99 888.99 896.99 896.99 18 11 47 J1357+7643 19 19 30 36.9 -16.5 5.4 89.8 -4 2 6 15461 18 11 47 18 14 16 --- 19 22 00 36.7 -16.5 5.4 89.2 146 R 1 13467 18 14 16 J1624+3758 19 22 00 54.9 -73.0 2.9 79.6 -44 2 6 13467 18 14 16 18 18 36 --- 19 26 20 54.0 -72.7 3.0 79.2 216 R 1 10010 18 18 36 MKN501 19 26 20 59.9 -70.8 2.5 85.3 -18 2 6 10010 18 18 36 18 19 56 --- 19 27 40 59.6 -70.8 2.6 85.1 62 R 1 8946 Next scan frequencies: 4600.99 4600.99 4710.99 4710.99 4845.99 4845.99 4990.99 4990.99 Next BBC frequencies: 500.99 500.99 610.99 610.99 745.99 745.99 890.99 890.99 18 19 56 J1624+3758 19 27 40 53.8 -72.6 3.0 79.1 -18 2 6 8946 18 19 56 18 22 35 --- 19 30 20 53.3 -72.4 3.1 78.8 142 R 1 6818 18 22 35 MKN501 19 30 20 59.1 -70.7 2.6 84.8 -18 2 6 6818 18 22 35 18 23 55 --- 19 31 40 58.8 -70.6 2.6 84.6 62 R 1 5755 18 23 55 MKN501 19 31 40 58.8 -70.6 2.6 84.6 -4 2 6 5755 18 23 55 18 25 15 --- 19 33 00 58.6 -70.6 2.6 84.4 76 R 1 4691 18 25 15 J1624+3758 19 33 00 52.7 -72.3 3.1 78.5 -18 2 6 4691 18 25 15 18 27 54 --- 19 35 40 52.2 -72.1 3.2 78.2 142 R 1 2563 Schedule for VLBA_LA (Code La ) Page 28 First pc-scale imaging of a BAL quasar UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Sun 23 Jan 2005 Day 23 --- Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8488.99 8488.99 8496.99 8496.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 888.99 888.99 896.99 896.99 18 27 54 MKN501 19 35 40 58.1 -70.5 2.7 84.1 -18 2 6 2563 18 27 54 18 29 14 --- 19 37 00 57.8 -70.4 2.7 83.9 62 R 1 1500 18 29 14 J1624+3758 19 37 00 52.0 -72.0 3.2 78.1 -18 2 7 1500 18 29 14 18 31 34 --- 19 39 20 51.5 -71.8 3.2 77.9 122 F 1 362 Next scan frequencies: 4600.99 4600.99 4710.99 4710.99 4845.99 4845.99 4990.99 4990.99 Next BBC frequencies: 500.99 500.99 610.99 610.99 745.99 745.99 890.99 890.99 18 31 34 MKN501 19 39 20 57.4 -70.4 2.8 83.6 -18 2 7 362 18 31 34 18 32 53 --- 19 40 40 57.1 -70.3 2.8 83.4 62 F 1 1426 18 32 53 J1624+3758 19 40 40 51.3 -71.8 3.3 77.7 -18 2 7 1426 18 32 53 18 35 13 --- 19 43 00 50.8 -71.6 3.3 77.5 122 F 1 3287 Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8488.99 8488.99 8496.99 8496.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 888.99 888.99 896.99 896.99 18 35 13 MKN501 19 43 00 56.7 -70.2 2.8 83.2 -18 2 7 3287 18 35 13 18 36 33 --- 19 44 20 56.4 -70.2 2.8 83.0 62 F 1 4351 18 36 33 J1624+3758 19 44 20 50.6 -71.5 3.3 77.4 -18 2 7 4351 18 36 33 18 38 52 --- 19 46 40 50.1 -71.3 3.4 77.1 122 F 1 6213 Next scan frequencies: 1403.40 1403.40 1411.40 1411.40 1631.40 1631.40 1639.40 1639.40 Next BBC frequencies: 996.60 996.60 988.60 988.60 768.60 768.60 760.60 760.60 18 38 52 MKN501 19 46 40 56.0 -70.1 2.9 82.7 -18 2 7 6213 18 38 52 18 40 12 --- 19 48 00 55.7 -70.0 2.9 82.5 62 F 1 7276 18 40 12 J1624+3758 19 48 00 49.9 -71.3 3.4 77.0 -18 2 7 7276 18 40 12 18 42 32 --- 19 50 20 49.4 -71.1 3.4 76.7 122 F 1 9138 Schedule for VLBA_LA (Code La ) Page 29 First pc-scale imaging of a BAL quasar UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Sun 23 Jan 2005 Day 23 --- Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8488.99 8488.99 8496.99 8496.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 888.99 888.99 896.99 896.99 18 42 32 MKN501 19 50 20 55.3 -69.9 2.9 82.2 -18 2 7 9138 18 42 32 18 43 52 --- 19 51 40 55.0 -69.8 3.0 82.1 62 F 1 10202 18 43 52 J1624+3758 19 51 40 49.1 -71.0 3.4 76.6 -18 2 7 10202 18 43 52 18 46 11 --- 19 54 00 48.7 -70.8 3.5 76.4 122 F 1 12063 Next scan frequencies: 4600.99 4600.99 4710.99 4710.99 4845.99 4845.99 4990.99 4990.99 Next BBC frequencies: 500.99 500.99 610.99 610.99 745.99 745.99 890.99 890.99 18 46 11 MKN501 19 54 00 54.6 -69.7 3.0 81.8 -18 2 7 12063 18 46 11 18 47 31 --- 19 55 20 54.3 -69.7 3.0 81.6 62 F 1 13127 18 47 31 J1624+3758 19 55 20 48.4 -70.7 3.5 76.2 -18 2 7 13127 18 47 31 18 49 51 --- 19 57 40 48.0 -70.6 3.5 76.0 122 F 1 14989 18 49 51 J2136+0041 19 57 40 48.1 141.1 -1.7 -30.6 -147 2 8 14989 18 49 51 18 54 50 --- 20 02 40 48.7 142.8 -1.6 -29.4 152 R 1 16222 Next scan frequencies: 1403.40 1403.40 1411.40 1411.40 1631.40 1631.40 1639.40 1639.40 Next BBC frequencies: 996.60 996.60 988.60 988.60 768.60 768.60 760.60 760.60 18 54 50 J2136+0041 20 02 40 48.7 142.8 -1.6 -29.4 -4 2 8 16222 18 54 50 18 56 49 --- 20 04 40 48.9 143.4 -1.5 -28.9 116 R 1 14627 Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8488.99 8488.99 8496.99 8496.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 888.99 888.99 896.99 896.99 18 56 49 J2136+0041 20 04 40 48.9 143.4 -1.5 -28.9 -4 2 8 14627 18 56 49 18 58 49 --- 20 06 40 49.2 144.1 -1.5 -28.4 116 R 1 13031 18 58 49 J1624+3758 20 06 40 46.3 290.1 3.7 75.1 -103 2 8 13031 18 58 49 19 02 49 --- 20 10 40 45.5 290.4 3.8 74.7 136 R 1 9840 Schedule for VLBA_LA (Code La ) Page 30 First pc-scale imaging of a BAL quasar UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Sun 23 Jan 2005 Day 23 --- 19 02 49 MKN501 20 10 40 51.4 291.1 3.3 79.8 -18 2 8 9840 19 02 49 19 04 08 --- 20 12 00 51.2 291.2 3.3 79.7 62 R 1 8776 Next scan frequencies: 1403.40 1403.40 1411.40 1411.40 1631.40 1631.40 1639.40 1639.40 Next BBC frequencies: 996.60 996.60 988.60 988.60 768.60 768.60 760.60 760.60 19 04 08 MKN501 20 12 00 51.2 291.2 3.3 79.7 -4 2 8 8776 19 04 08 19 05 28 --- 20 13 20 50.9 291.3 3.3 79.5 76 R 1 7712 19 05 28 J1624+3758 20 13 20 45.0 290.6 3.8 74.4 -18 2 8 7712 19 05 28 19 07 48 --- 20 15 40 44.6 290.7 3.8 74.2 122 R 1 5851 Next scan frequencies: 4600.99 4600.99 4710.99 4710.99 4845.99 4845.99 4990.99 4990.99 Next BBC frequencies: 500.99 500.99 610.99 610.99 745.99 745.99 890.99 890.99 19 07 48 MKN501 20 15 40 50.5 291.4 3.4 79.2 -18 2 8 5851 19 07 48 19 09 07 --- 20 17 00 50.2 291.5 3.4 79.1 62 R 1 4787 19 09 07 J1624+3758 20 17 00 44.3 290.8 3.9 74.1 -18 2 8 4787 19 09 07 19 11 47 --- 20 19 40 43.8 291.0 3.9 73.8 142 R 1 2660 Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8488.99 8488.99 8496.99 8496.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 888.99 888.99 896.99 896.99 19 11 47 MKN501 20 19 40 49.7 291.6 3.4 78.8 -18 2 8 2660 19 11 47 19 13 07 --- 20 21 00 49.5 291.7 3.4 78.6 62 R 1 1596 19 13 07 J1624+3758 20 21 00 43.6 291.2 3.9 73.7 -18 2 9 1596 19 13 07 19 15 26 --- 20 23 20 43.1 291.3 4.0 73.4 122 F 1 266 Next scan frequencies: 4600.99 4600.99 4710.99 4710.99 4845.99 4845.99 4990.99 4990.99 Next BBC frequencies: 500.99 500.99 610.99 610.99 745.99 745.99 890.99 890.99 19 15 26 MKN501 20 23 20 49.0 291.9 3.5 78.3 -18 2 9 266 19 15 26 19 16 46 --- 20 24 40 48.8 291.9 3.5 78.2 62 F 1 1330 Schedule for VLBA_LA (Code La ) Page 31 First pc-scale imaging of a BAL quasar UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Sun 23 Jan 2005 Day 23 --- 19 16 46 J1624+3758 20 24 40 42.9 291.4 4.0 73.3 -18 2 9 1330 19 16 46 19 19 06 --- 20 27 00 42.4 291.6 4.0 73.0 122 F 1 3191 Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8488.99 8488.99 8496.99 8496.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 888.99 888.99 896.99 896.99 19 19 06 MKN501 20 27 00 48.3 292.1 3.5 77.9 -18 2 9 3191 19 19 06 19 20 26 --- 20 28 20 48.1 292.2 3.6 77.8 62 F 1 4255 19 20 26 J1624+3758 20 28 20 42.2 291.7 4.1 72.9 -18 2 9 4255 19 20 26 19 22 45 --- 20 30 40 41.7 291.9 4.1 72.7 122 F 1 6116 Next scan frequencies: 1403.40 1403.40 1411.40 1411.40 1631.40 1631.40 1639.40 1639.40 Next BBC frequencies: 996.60 996.60 988.60 988.60 768.60 768.60 760.60 760.60 19 22 45 MKN501 20 30 40 47.6 292.3 3.6 77.5 -18 2 9 6116 19 22 45 19 24 05 --- 20 32 00 47.4 292.4 3.6 77.4 62 F 1 7180 19 24 05 J1624+3758 20 32 00 41.5 292.0 4.1 72.5 -18 2 9 7180 19 24 05 19 26 25 --- 20 34 20 41.0 292.2 4.2 72.3 122 F 1 9042 Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8488.99 8488.99 8496.99 8496.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 888.99 888.99 896.99 896.99 19 26 25 MKN501 20 34 20 47.0 292.5 3.7 77.1 -18 2 9 9042 19 26 25 19 27 44 --- 20 35 40 46.7 292.6 3.7 76.9 62 F 1 10105 19 27 44 J1624+3758 20 35 40 40.8 292.3 4.2 72.2 -18 2 9 10105 19 27 44 19 30 04 --- 20 38 00 40.4 292.5 4.2 71.9 122 F 1 11967 Next scan frequencies: 4600.99 4600.99 4710.99 4710.99 4845.99 4845.99 4990.99 4990.99 Next BBC frequencies: 500.99 500.99 610.99 610.99 745.99 745.99 890.99 890.99 19 30 04 MKN501 20 38 00 46.3 292.8 3.7 76.7 -18 2 9 11967 19 30 04 19 31 24 --- 20 39 20 46.0 292.8 3.8 76.5 62 F 1 13031 Schedule for VLBA_LA (Code La ) Page 32 First pc-scale imaging of a BAL quasar UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Sun 23 Jan 2005 Day 23 --- 19 31 24 J1624+3758 20 39 20 40.1 292.6 4.2 71.8 -18 2 9 13031 19 31 24 19 33 43 --- 20 41 40 39.7 292.8 4.3 71.6 122 F 1 14892 19 33 43 J2136+0041 20 41 40 52.7 156.8 -0.9 -18.6 -97 2 10 14892 19 33 43 19 38 43 --- 20 46 40 53.1 158.8 -0.8 -17.1 203 R 1 16319 Next scan frequencies: 1403.40 1403.40 1411.40 1411.40 1631.40 1631.40 1639.40 1639.40 Next BBC frequencies: 996.60 996.60 988.60 988.60 768.60 768.60 760.60 760.60 19 38 43 J2136+0041 20 46 40 53.1 158.8 -0.8 -17.1 -4 2 10 16319 19 38 43 19 40 42 --- 20 48 40 53.2 159.6 -0.8 -16.4 116 R 1 14723 Next scan frequencies: 8110.99 8110.99 8118.99 8118.99 8488.99 8488.99 8496.99 8496.99 Next BBC frequencies: 510.99 510.99 518.99 518.99 888.99 888.99 896.99 896.99 19 40 42 J2136+0041 20 48 40 53.2 159.6 -0.8 -16.4 -4 2 10 14723 19 40 42 19 42 42 --- 20 50 40 53.3 160.4 -0.8 -15.8 116 R 1 13127 19 42 42 J1624+3758 20 50 40 38.0 293.5 4.4 70.6 -95 2 10 13127 19 42 42 19 46 41 --- 20 54 40 37.3 293.8 4.5 70.2 145 R 1 9936 19 46 41 MKN501 20 54 40 43.2 293.9 4.0 74.8 -18 2 10 9936 19 46 41 19 48 01 --- 20 56 00 42.9 294.0 4.0 74.6 62 R 1 8872 Next scan frequencies: 1403.40 1403.40 1411.40 1411.40 1631.40 1631.40 1639.40 1639.40 Next BBC frequencies: 996.60 996.60 988.60 988.60 768.60 768.60 760.60 760.60 19 48 01 MKN501 20 56 00 42.9 294.0 4.0 74.6 -4 2 10 8872 19 48 01 19 49 21 --- 20 57 20 42.7 294.1 4.1 74.5 76 R 1 7809 19 49 21 J1624+3758 20 57 20 36.8 294.1 4.5 70.0 -18 2 10 7809 19 49 21 19 51 40 --- 20 59 40 36.3 294.3 4.6 69.7 122 R 1 5947 Schedule for VLBA_LA (Code La ) Page 33 First pc-scale imaging of a BAL quasar UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Sun 23 Jan 2005 Day 23 --- Next scan frequencies: 4600.99 4600.99 4710.99 4710.99 4845.99 4845.99 4990.99 4990.99 Next BBC frequencies: 500.99 500.99 610.99 610.99 745.99 745.99 890.99 890.99 19 51 40 MKN501 20 59 40 42.2 294.2 4.1 74.2 -18 2 10 5947 19 51 40 19 53 00 --- 21 01 00 42.0 294.3 4.1 74.1 62 R 1 4883 19 53 00 J1624+3758 21 01 00 36.1 294.4 4.6 69.6 -18 2 10 4883 19 53 00 19 55 40 --- 21 03 40 35.6 294.6 4.6 69.3 142 R 1 2756 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. Setup file: v18cm_nst.set Matches group v20cm_2 in /home/filehost/cwalker/sched/catalogs/freq.dat FD filtered above 1760. SC filtered above 1740. Setup group: 1 Station: VLBA Total bit rate: 256 Format: VLBA1:2 Bits per sample: 2 Sample rate: 16.000 Number of channels: 8 Passes/head pos: 1 Speedup factor: 1.00 Tape speeds: Low density - 266.660 ips, High density - 160.00 ips Time per pass for 17600 ft, High density tapes is: 00:22:00 1st LO= 2400.00 2400.00 2400.00 2400.00 2400.00 2400.00 2400.00 2400.00 Net SB= U U U U U U U U Pol. = RCP LCP RCP LCP RCP LCP RCP LCP BBC = 1 2 3 4 5 6 7 8 BBC SB= L L L L L L L L IF = A C A C A C A C VLBA FE= 20cm omit 20cm omit VLBA Synth= 15.4 2.4 15.4 The following frequency sets based on this setup were used. Frequency Set: 1 Setup file default. Used pcal sets: 1 LO sum= 1403.40 1403.40 1411.40 1411.40 1631.40 1631.40 1639.40 1639.40 BBC fr= 996.60 996.60 988.60 988.60 768.60 768.60 760.60 760.60 Bandwd= 8.000 8.000 8.000 8.000 8.000 8.000 8.000 8.000 The following pulse cal sets were used with this setup: Pulse cal detection set: 1 PCAL = 1MHZ PCALXB1= S1 S3 S5 S7 S1 S3 S5 S7 PCALXB2= S2 S4 S6 S8 S2 S4 S6 S8 PCALFR1= 600 600 600 600 6600 6600 6600 6600 PCALFR2= 600 600 600 600 6600 6600 6600 6600 Track assignments are: track1= 2, 10, 18, 26, 3, 11, 19, 27 barrel=roll_auto Setup file: v4cm_nst.set Matches group v4cm_3 in /home/filehost/cwalker/sched/catalogs/freq.dat Setup group: 3 Station: VLBA Total bit rate: 256 Format: VLBA1:2 Bits per sample: 2 Sample rate: 16.000 Number of channels: 8 Passes/head pos: 1 Speedup factor: 1.00 Tape speeds: Low density - 266.660 ips, High density - 160.00 ips Time per pass for 17600 ft, High density tapes is: 00:22:00 1st LO= 7600.00 7600.00 7600.00 7600.00 7600.00 7600.00 7600.00 7600.00 Net SB= U U U U U U U U Pol. = RCP LCP RCP LCP RCP LCP RCP LCP BBC = 1 2 3 4 5 6 7 8 BBC SB= U U U U U U U U IF = B D B D B D B D VLBA FE= omit 4cm omit 4cm VLBA Synth= 7.6 15.4 15.4 The following frequency sets based on this setup were used. Frequency Set: 2 Setup file default. Used pcal sets: 2 LO sum= 8110.99 8110.99 8118.99 8118.99 8488.99 8488.99 8496.99 8496.99 BBC fr= 510.99 510.99 518.99 518.99 888.99 888.99 896.99 896.99 Bandwd= 8.000 8.000 8.000 8.000 8.000 8.000 8.000 8.000 The following pulse cal sets were used with this setup: Pulse cal detection set: 2 PCAL = 1MHZ PCALXB1= S1 S3 S5 S7 S1 S3 S5 S7 PCALXB2= S2 S4 S6 S8 S2 S4 S6 S8 PCALFR1= 10 10 10 10 6010 6010 6010 6010 PCALFR2= 10 10 10 10 6010 6010 6010 6010 Track assignments are: track1= 2, 10, 18, 26, 3, 11, 19, 27 barrel=roll_auto Setup file: v6cm_nst.set Matches group v6cm_2 in /home/filehost/cwalker/sched/catalogs/freq.dat Setup group: 2 Station: VLBA Total bit rate: 256 Format: VLBA1:2 Bits per sample: 2 Sample rate: 16.000 Number of channels: 8 Passes/head pos: 1 Speedup factor: 1.00 Tape speeds: Low density - 266.660 ips, High density - 160.00 ips Time per pass for 17600 ft, High density tapes is: 00:22:00 1st LO= 4100.00 4100.00 4100.00 4100.00 4100.00 4100.00 4100.00 4100.00 Net SB= U U U U U U U U Pol. = RCP LCP RCP LCP RCP LCP RCP LCP BBC = 1 2 3 4 5 6 7 8 BBC SB= U U U U U U U U IF = A C A C A C A C VLBA FE= 6cm omit 6cm omit VLBA Synth= 15.4 4.1 15.4 The following frequency sets based on this setup were used. Frequency Set: 3 Setup file default. Used pcal sets: 2 LO sum= 4600.99 4600.99 4710.99 4710.99 4845.99 4845.99 4990.99 4990.99 BBC fr= 500.99 500.99 610.99 610.99 745.99 745.99 890.99 890.99 Bandwd= 8.000 8.000 8.000 8.000 8.000 8.000 8.000 8.000 The following pulse cal sets were used with this setup: Pulse cal detection set: 2 PCAL = 1MHZ PCALXB1= S1 S3 S5 S7 S1 S3 S5 S7 PCALXB2= S2 S4 S6 S8 S2 S4 S6 S8 PCALFR1= 10 10 10 10 6010 6010 6010 6010 PCALFR2= 10 10 10 10 6010 6010 6010 6010 Track assignments are: track1= 2, 10, 18, 26, 3, 11, 19, 27 barrel=roll_auto SOURCE LIST -- First pc-scale imaging of a BAL quasar Catalog positions marked with *. Precession of date coordinates is based on stop time of first scan. Names used in schedule marked with *. Short names used in VLA and SNAP files marked with +. Observation date used in B1950/J2000 coordinate conversion (PRECDATE): 1979.900 No adjustments are made for rates (DRA, DDEC). Scan hours are for recording scans only. Baseline hours are only counted for scans above horizon at both ends. Source Source position (RA/Dec) (B1950) (J2000) (Date) * 3C279 12 53 35.831332 * 12 56 11.166600 12 56 26.854374 -05 31 07.99614 *-05 47 21.52500 -05 49 01.95671 From catalog imbedded in main SCHED input file. 0.366 scan hours, 16.255 baseline hours above horizon. * J2136+0041 21 34 05.207365 * 21 36 38.586300 21 36 52.471397 00 28 25.08018 * 00 41 54.21300 00 43 05.47480 From catalog imbedded in main SCHED input file. 0.299 scan hours, 10.365 baseline hours above horizon. * J1357+7643 13 57 42.116969 * 13 57 55.371500 13 57 58.878109 76 57 53.35420 * 76 43 21.05100 76 41 30.26293 From catalog imbedded in main SCHED input file. 0.693 scan hours, 30.660 baseline hours above horizon. * MKN501 16 52 11.729435 * 16 53 52.216700 16 54 01.069320 39 50 25.15742 * 39 45 36.60900 39 44 47.93339 From catalog imbedded in main SCHED input file. 2.399 scan hours, 78.901 baseline hours above horizon. * J1624+3758 16 23 07.420123 * 16 24 53.481000 16 25 03.123045 38 04 54.08999 * 37 58 06.66000 37 57 05.87077 From catalog imbedded in main SCHED input file. 4.909 scan hours, 179.107 baseline hours above horizon. The solar corona can cause unstable phases for sources too close to the Sun. SCHED provides warnings at individual scans for distances less than 10 degrees. The distance from the Sun to each source in this schedule is: Source Sun distance (deg) 3C279 108.5 J2136+0041 26.8 J1357+7643 110.3 MKN501 76.7 J1624+3758 80.2 Barry Clark estimates from predictions by Ketan Desai of IPM scattering sizes that the Sun will cause amplitude reductions on the longest VLBA baselines at a solar distance of 60deg F^(-0.6) where F is in GHz. For common VLBI bands, this is: 327 MHz 117. deg 610 MHz 81. deg 1.6 GHz 45. deg 2.3 GHz 36. deg 5.0 GHz 23. deg 8.4 GHz 17. deg 15.0 GHz 12. deg 22.0 GHz 9. deg 43.0 GHz 6. deg