COVER INFORMATION Station: VLBA_NL (Code Nl ) 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_NL (Code Nl ) 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 13 06 11 52.2 78.8 -3.3 -68.1 0 1 1 0 11 00 57 11 03 56 --- 13 09 11 52.7 79.2 -3.3 -68.3 180 F 1 2393 11 03 56 MKN501 13 09 11 48.1 73.3 -3.7 -68.3 -15 1 1 2393 11 03 56 11 05 16 --- 13 10 31 48.4 73.4 -3.7 -68.4 65 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 13 10 31 53.0 79.3 -3.2 -68.4 -15 1 1 3457 11 05 16 11 08 16 --- 13 13 31 53.5 79.7 -3.2 -68.5 164 F 1 5851 11 08 16 MKN501 13 13 31 48.9 73.7 -3.7 -68.6 -15 1 1 5851 11 08 16 11 09 35 --- 13 14 51 49.2 73.9 -3.7 -68.7 65 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 13 14 51 53.8 79.9 -3.2 -68.6 -15 1 1 6914 11 09 35 11 12 35 --- 13 17 51 54.3 80.2 -3.1 -68.8 164 F 1 9308 11 12 35 MKN501 13 17 51 49.7 74.2 -3.6 -69.0 -15 1 1 9308 11 12 35 11 14 05 --- 13 19 21 50.0 74.4 -3.6 -69.1 75 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 13 19 21 54.6 80.4 -3.1 -68.8 -15 1 1 10505 11 14 05 11 17 04 --- 13 22 21 55.1 80.8 -3.0 -69.0 164 F 1 12898 Schedule for VLBA_NL (Code Nl ) 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 13 22 21 50.5 74.7 -3.5 -69.3 -15 1 1 12898 11 17 04 11 18 24 --- 13 23 41 50.7 74.8 -3.5 -69.4 65 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 13 23 41 55.4 80.9 -3.0 -69.1 -15 1 1 13962 11 18 24 11 21 24 --- 13 26 41 55.9 81.3 -3.0 -69.2 164 F 1 16355 11 21 24 MKN501 13 26 41 51.3 75.1 -3.5 -69.6 -15 1 1 16355 11 21 24 11 22 53 --- 13 28 11 51.6 75.3 -3.4 -69.8 74 F 1 17552 11 24 53 J1357+7643 13 30 11 55.0 2.8 -0.5 -171.0 65 1 2 17552 11 24 53 11 28 12 --- 13 33 31 55.0 2.4 -0.4 -172.0 199 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 13 33 31 55.0 2.4 -0.4 -172.0 -4 1 2 14893 11 28 12 11 30 42 --- 13 36 01 55.0 2.2 -0.4 -172.9 146 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 13 36 01 55.0 2.2 -0.4 -172.9 -4 1 2 12898 11 30 42 11 33 12 --- 13 38 31 55.0 2.0 -0.3 -173.7 146 R 1 10903 11 33 12 J1624+3758 13 38 31 58.1 82.8 -2.8 -69.8 -60 1 2 10903 11 33 12 11 37 31 --- 13 42 51 58.9 83.4 -2.7 -70.0 199 R 1 7446 11 37 31 MKN501 13 42 51 54.2 76.9 -3.2 -70.9 -15 1 2 7446 11 37 31 11 38 51 --- 13 44 11 54.5 77.0 -3.2 -70.9 64 R 1 6383 Schedule for VLBA_NL (Code Nl ) 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 13 44 11 59.2 83.5 -2.7 -70.0 -15 1 2 6383 11 38 51 11 41 30 --- 13 46 51 59.7 83.9 -2.6 -70.1 144 R 1 4255 11 41 30 MKN501 13 46 51 54.9 77.3 -3.1 -71.1 -15 1 2 4255 11 41 30 11 42 50 --- 13 48 11 55.2 77.5 -3.1 -71.2 64 R 1 3191 11 42 50 MKN501 13 48 11 55.2 77.5 -3.1 -71.2 -4 1 2 3191 11 42 50 11 44 10 --- 13 49 31 55.4 77.6 -3.1 -71.3 76 R 1 2128 11 44 10 J1624+3758 13 49 31 60.2 84.3 -2.6 -70.2 -15 1 2 2128 11 44 10 11 46 49 --- 13 52 11 60.7 84.6 -2.5 -70.3 144 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 13 54 44 40.6 199.2 1.0 14.3 70 1 3 0 11 49 22 11 53 21 --- 13 58 44 40.3 200.5 1.0 15.2 239 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 58 44 40.3 200.5 1.0 15.2 -4 1 3 3191 11 53 21 11 56 51 --- 14 02 14 40.1 201.6 1.1 16.0 205 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 14 02 14 40.1 201.6 1.1 16.0 -4 1 3 5984 11 56 51 12 00 20 --- 14 05 44 39.9 202.7 1.2 16.8 205 F 1 8776 12 00 20 J1624+3758 14 05 44 63.2 86.5 -2.3 -70.7 -83 1 3 8776 12 00 20 12 05 59 --- 14 11 24 64.2 87.3 -2.2 -70.9 256 F 1 13297 Schedule for VLBA_NL (Code Nl ) 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 14 11 24 59.4 80.0 -2.7 -72.8 -16 1 3 13297 12 05 59 12 07 19 --- 14 12 44 59.7 80.2 -2.7 -72.9 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 14 12 44 59.7 80.2 -2.7 -72.9 -4 1 3 14361 12 07 19 12 08 39 --- 14 14 04 59.9 80.3 -2.7 -73.0 76 F 1 15424 12 08 39 J1624+3758 14 14 04 64.7 87.7 -2.2 -70.9 -16 1 3 15424 12 08 39 12 11 19 --- 14 16 44 65.2 88.1 -2.1 -71.0 144 F 1 17552 12 11 19 J1624+3758 14 16 44 65.2 88.1 -2.1 -71.0 -4 1 4 17552 12 11 19 12 13 58 --- 14 19 24 65.7 88.6 -2.1 -71.0 156 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 14 19 24 60.9 80.9 -2.6 -73.3 -16 1 4 15424 12 13 58 12 15 18 --- 14 20 44 61.1 81.1 -2.6 -73.4 64 R 1 14361 12 15 18 J1624+3758 14 20 44 66.0 88.8 -2.1 -71.0 -16 1 4 14361 12 15 18 12 17 37 --- 14 23 04 66.4 89.1 -2.0 -71.0 124 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 14 23 04 61.6 81.3 -2.5 -73.5 -16 1 4 12499 12 17 37 12 18 57 --- 14 24 24 61.8 81.5 -2.5 -73.6 64 R 1 11435 12 18 57 J1624+3758 14 24 24 66.7 89.3 -2.0 -71.0 -16 1 4 11435 12 18 57 12 21 17 --- 14 26 44 67.1 89.7 -2.0 -71.1 124 R 1 9574 Schedule for VLBA_NL (Code Nl ) 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 14 26 44 62.2 81.7 -2.5 -73.7 -16 1 4 9574 12 21 17 12 22 37 --- 14 28 04 62.5 81.9 -2.4 -73.8 64 R 1 8510 12 22 37 J1624+3758 14 28 04 67.3 89.9 -1.9 -71.1 -16 1 4 8510 12 22 37 12 24 56 --- 14 30 24 67.8 90.3 -1.9 -71.1 124 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 14 30 24 62.9 82.2 -2.4 -73.9 -16 1 4 6648 12 24 56 12 26 16 --- 14 31 44 63.2 82.3 -2.4 -74.0 64 R 1 5585 12 26 16 J1624+3758 14 31 44 68.0 90.6 -1.9 -71.0 -16 1 4 5585 12 26 16 12 28 36 --- 14 34 04 68.5 91.0 -1.8 -71.0 124 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 14 34 04 63.6 82.6 -2.3 -74.1 -16 1 4 3723 12 28 36 12 29 55 --- 14 35 24 63.9 82.8 -2.3 -74.2 64 R 1 2659 12 29 55 J1624+3758 14 35 24 68.7 91.2 -1.8 -71.0 -16 1 4 2659 12 29 55 12 32 15 --- 14 37 44 69.1 91.6 -1.8 -71.0 124 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 14 37 44 64.3 83.0 -2.3 -74.3 -16 1 5 798 12 32 15 12 33 35 --- 14 39 04 64.5 83.2 -2.2 -74.4 64 F 1 266 12 33 35 J1624+3758 14 39 04 69.4 91.9 -1.8 -71.0 -16 1 5 266 12 33 35 12 36 14 --- 14 41 44 69.9 92.4 -1.7 -70.9 144 F 1 2393 Schedule for VLBA_NL (Code Nl ) 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 14 41 44 65.0 83.5 -2.2 -74.5 -16 1 5 2393 12 36 14 12 37 34 --- 14 43 04 65.3 83.7 -2.2 -74.6 64 F 1 3457 12 37 34 J1624+3758 14 43 04 70.1 92.6 -1.7 -70.9 -16 1 5 3457 12 37 34 12 39 54 --- 14 45 24 70.6 93.1 -1.7 -70.8 124 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 14 45 24 65.7 84.0 -2.1 -74.7 -16 1 5 5319 12 39 54 12 41 14 --- 14 46 44 65.9 84.1 -2.1 -74.8 64 F 1 6383 12 41 14 J1624+3758 14 46 44 70.8 93.3 -1.6 -70.8 -16 1 5 6383 12 41 14 12 43 33 --- 14 49 04 71.3 93.8 -1.6 -70.7 124 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 14 49 04 66.4 84.4 -2.1 -74.9 -16 1 5 8244 12 43 33 12 44 53 --- 14 50 24 66.6 84.6 -2.1 -74.9 64 F 1 9308 12 44 53 J1624+3758 14 50 24 71.5 94.1 -1.6 -70.6 -16 1 5 9308 12 44 53 12 47 13 --- 14 52 44 71.9 94.5 -1.5 -70.5 124 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 14 52 44 67.1 84.9 -2.0 -75.0 -16 1 5 11169 12 47 13 12 48 32 --- 14 54 04 67.3 85.1 -2.0 -75.1 64 F 1 12233 12 48 32 J1624+3758 14 54 04 72.2 94.8 -1.5 -70.5 -16 1 5 12233 12 48 32 12 50 52 --- 14 56 24 72.6 95.3 -1.5 -70.3 124 F 1 14095 Schedule for VLBA_NL (Code Nl ) 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 14 56 24 67.7 85.4 -2.0 -75.2 -16 1 5 14095 12 50 52 12 52 12 --- 14 57 44 68.0 85.5 -1.9 -75.2 64 F 1 15159 12 52 12 J1624+3758 14 57 44 72.9 95.6 -1.5 -70.3 -16 1 5 15159 12 52 12 12 54 31 --- 15 00 04 73.3 96.2 -1.4 -70.1 124 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 15 00 04 68.4 85.8 -1.9 -75.3 -16 1 6 17020 12 54 31 12 55 51 --- 15 01 24 68.7 86.0 -1.9 -75.4 64 R 1 17116 12 55 51 J1624+3758 15 01 24 73.5 96.5 -1.4 -70.0 -16 1 6 17116 12 55 51 12 58 11 --- 15 03 44 74.0 97.1 -1.4 -69.8 124 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 15 05 44 54.3 -6.6 1.1 158.1 45 1 6 15255 13 00 11 13 03 30 --- 15 09 04 54.3 -6.9 1.2 157.1 199 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 15 09 04 54.3 -6.9 1.2 157.1 -4 1 6 12595 13 03 30 13 06 00 --- 15 11 34 54.2 -7.1 1.2 156.3 146 R 1 10601 Schedule for VLBA_NL (Code Nl ) 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 15 11 34 54.2 -7.1 1.2 156.3 -4 1 6 10601 13 06 00 13 08 29 --- 15 14 04 54.2 -7.4 1.3 155.5 146 R 1 8606 13 08 29 J1624+3758 15 14 04 75.9 99.8 -1.2 -68.7 -77 1 6 8606 13 08 29 13 12 48 --- 15 18 24 76.7 101.1 -1.1 -68.1 182 R 1 5149 13 12 48 MKN501 15 18 24 71.8 88.4 -1.6 -75.8 -16 1 6 5149 13 12 48 13 14 08 --- 15 19 44 72.1 88.6 -1.6 -75.9 64 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 15 19 44 76.9 101.6 -1.1 -67.9 -16 1 6 4085 13 14 08 13 16 48 --- 15 22 24 77.4 102.5 -1.0 -67.4 144 R 1 1958 13 16 48 MKN501 15 22 24 72.6 89.0 -1.5 -75.9 -16 1 6 1958 13 16 48 13 18 08 --- 15 23 44 72.8 89.2 -1.5 -75.9 64 R 1 894 13 18 08 MKN501 15 23 44 72.8 89.2 -1.5 -75.9 -4 1 7 894 13 18 08 13 19 27 --- 15 25 04 73.1 89.5 -1.5 -75.9 76 F 1 170 13 19 27 J1624+3758 15 25 04 77.9 103.4 -1.0 -66.9 -16 1 7 170 13 19 27 13 22 07 --- 15 27 44 78.4 104.4 -1.0 -66.3 144 F 1 2297 13 22 07 J1624+3758 15 27 44 78.4 104.4 -1.0 -66.3 -4 1 7 2297 13 22 07 13 24 46 --- 15 30 24 78.9 105.5 -0.9 -65.7 156 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 15 30 24 74.1 90.3 -1.4 -75.9 -16 1 7 4425 13 24 46 13 26 06 --- 15 31 44 74.3 90.6 -1.4 -75.9 64 F 1 5489 Schedule for VLBA_NL (Code Nl ) 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 15 31 44 79.1 106.1 -0.9 -65.3 -16 1 7 5489 13 26 06 13 28 26 --- 15 34 04 79.5 107.1 -0.8 -64.7 123 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 15 34 04 74.8 91.0 -1.3 -75.9 -17 1 7 7350 13 28 26 13 29 46 --- 15 35 24 75.0 91.2 -1.3 -75.9 63 F 1 8414 13 29 46 J1624+3758 15 35 24 79.7 107.8 -0.8 -64.2 -17 1 7 8414 13 29 46 13 32 05 --- 15 37 44 80.2 108.9 -0.8 -63.5 123 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 15 37 44 75.4 91.6 -1.3 -75.8 -18 1 7 10276 13 32 05 13 33 25 --- 15 39 04 75.7 91.9 -1.2 -75.8 62 F 1 11339 13 33 25 J1624+3758 15 39 04 80.4 109.6 -0.8 -63.0 -18 1 7 11339 13 33 25 13 35 45 --- 15 41 24 80.8 110.9 -0.7 -62.1 122 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 15 41 24 76.1 92.4 -1.2 -75.7 -18 1 7 13201 13 35 45 13 37 04 --- 15 42 44 76.4 92.6 -1.2 -75.7 61 F 1 14265 13 37 04 J1624+3758 15 42 44 81.0 111.7 -0.7 -61.5 -19 1 7 14265 13 37 04 13 39 24 --- 15 45 04 81.4 113.2 -0.7 -60.4 121 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 15 45 04 76.8 93.1 -1.1 -75.6 -19 1 7 16126 13 39 24 13 40 44 --- 15 46 24 77.1 93.4 -1.1 -75.5 60 F 1 17190 Schedule for VLBA_NL (Code Nl ) 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 15 46 24 81.7 114.1 -0.6 -59.7 -20 1 8 17190 13 40 44 13 43 03 --- 15 48 44 82.1 115.8 -0.6 -58.4 120 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 15 48 44 77.5 93.9 -1.1 -75.4 -21 1 8 15328 13 43 03 13 44 23 --- 15 50 04 77.7 94.2 -1.1 -75.3 59 R 1 14265 13 44 23 J1624+3758 15 50 04 82.3 116.8 -0.6 -57.6 -21 1 8 14265 13 44 23 13 47 03 --- 15 52 44 82.7 119.0 -0.5 -55.8 139 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 15 52 44 78.2 94.8 -1.0 -75.1 -22 1 8 12137 13 47 03 13 48 23 --- 15 54 04 78.5 95.1 -1.0 -75.0 58 R 1 11073 13 48 23 J1624+3758 15 54 04 82.9 120.2 -0.5 -54.8 -23 1 8 11073 13 48 23 13 50 42 --- 15 56 24 83.3 122.5 -0.5 -53.0 117 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 15 56 24 78.9 95.7 -1.0 -74.8 -24 1 8 9212 13 50 42 13 52 02 --- 15 57 44 79.2 96.1 -0.9 -74.7 56 R 1 8148 13 52 02 J1624+3758 15 57 44 83.5 123.8 -0.5 -51.8 -25 1 8 8148 13 52 02 13 54 22 --- 16 00 04 83.9 126.5 -0.4 -49.5 115 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 16 00 04 79.6 96.7 -0.9 -74.4 -26 1 8 6286 13 54 22 13 55 41 --- 16 01 24 79.8 97.1 -0.9 -74.3 54 R 1 5223 Schedule for VLBA_NL (Code Nl ) 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 16 01 24 84.1 128.2 -0.4 -48.0 -27 1 8 5223 13 55 41 13 58 01 --- 16 03 44 84.4 131.3 -0.4 -45.3 113 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 16 03 44 80.3 97.8 -0.8 -73.9 -28 1 8 3361 13 58 01 13 59 21 --- 16 05 04 80.5 98.3 -0.8 -73.7 51 R 1 2297 13 59 21 J1624+3758 16 05 04 84.6 133.3 -0.3 -43.5 -29 1 8 2297 13 59 21 14 01 40 --- 16 07 24 84.9 137.0 -0.3 -40.2 110 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 16 07 24 81.0 99.1 -0.8 -73.3 -31 1 9 436 14 01 40 14 03 00 --- 16 08 44 81.2 99.5 -0.8 -73.1 48 F 1 1500 14 03 00 J1624+3758 16 08 44 85.1 139.3 -0.3 -38.1 -33 1 9 1500 14 03 00 14 05 20 --- 16 11 04 85.3 143.8 -0.2 -34.0 107 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 16 11 04 81.6 100.4 -0.7 -72.5 -35 1 9 3361 14 05 20 14 06 40 --- 16 12 24 81.9 101.0 -0.7 -72.2 45 F 1 4425 14 06 40 J1624+3758 16 12 24 85.5 146.5 -0.2 -31.4 -36 1 9 4425 14 06 40 14 08 59 --- 16 14 44 85.7 151.8 -0.2 -26.6 103 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 16 17 02 24.1 236.8 3.3 38.8 8 1 9 6286 14 11 16 14 15 16 --- 16 21 02 23.5 237.6 3.4 39.3 239 F 1 9478 Schedule for VLBA_NL (Code Nl ) 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 16 21 02 23.5 237.6 3.4 39.3 -4 1 9 9478 14 15 16 14 18 45 --- 16 24 32 22.9 238.3 3.5 39.7 205 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 16 24 32 22.9 238.3 3.5 39.7 -4 1 9 12270 14 18 45 14 22 15 --- 16 28 02 22.3 239.1 3.5 40.0 205 F 1 15062 14 22 15 J1624+3758 16 28 02 86.1 188.7 0.0 8.3 -134 1 10 15062 14 22 15 14 27 54 --- 16 33 42 85.8 204.2 0.1 22.8 205 R 1 15617 14 27 54 MKN501 16 33 42 85.7 116.1 -0.3 -60.6 -65 1 10 15617 14 27 54 14 29 13 --- 16 35 02 85.9 117.8 -0.3 -59.1 15 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 16 35 02 85.9 117.8 -0.3 -59.1 -4 1 10 14553 14 29 13 14 30 33 --- 16 36 22 86.1 119.7 -0.3 -57.4 76 R 1 13489 14 30 33 J1624+3758 16 36 22 85.6 210.5 0.2 28.7 -67 1 10 13489 14 30 33 14 33 13 --- 16 39 02 85.3 216.2 0.2 34.0 93 R 1 11362 14 33 13 J1624+3758 16 39 02 85.3 216.2 0.2 34.0 -4 1 10 11362 14 33 13 14 35 52 --- 16 41 42 85.0 221.2 0.3 38.6 156 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 16 41 42 86.9 129.9 -0.2 -48.1 -67 1 10 9234 14 35 52 14 37 12 --- 16 43 02 87.1 133.3 -0.2 -44.9 13 R 1 8170 Schedule for VLBA_NL (Code Nl ) 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 16 43 02 84.9 223.5 0.3 40.7 -66 1 10 8170 14 37 12 14 39 32 --- 16 45 22 84.5 227.2 0.3 44.0 73 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 16 45 22 87.4 140.3 -0.1 -38.3 -64 1 10 6309 14 39 32 14 40 52 --- 16 46 42 87.5 145.0 -0.1 -33.8 16 R 1 5245 14 40 52 J1624+3758 16 46 42 84.4 229.2 0.4 45.7 -62 1 10 5245 14 40 52 14 43 11 --- 16 49 02 84.0 232.3 0.4 48.4 78 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 16 49 02 87.8 154.6 -0.1 -24.6 -58 1 10 3383 14 43 11 14 44 31 --- 16 50 22 87.9 160.8 -0.1 -18.6 22 R 1 2320 14 44 31 J1624+3758 16 50 22 83.8 233.9 0.4 49.8 -55 1 10 2320 14 44 31 14 46 51 --- 16 52 42 83.5 236.5 0.5 52.1 85 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 16 52 42 88.0 172.8 0.0 -7.0 -48 1 11 458 14 46 51 14 48 10 --- 16 54 02 88.0 180.0 0.0 0.0 31 F 1 606 14 48 10 J1624+3758 16 54 02 83.3 237.9 0.5 53.2 -45 1 11 606 14 48 10 14 50 30 --- 16 56 22 82.9 240.1 0.5 55.1 95 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 16 56 22 87.9 192.5 0.0 12.2 -38 1 11 2467 14 50 30 14 51 50 --- 16 57 42 87.9 199.3 0.1 18.7 42 F 1 3531 Schedule for VLBA_NL (Code Nl ) 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 16 57 42 82.7 241.3 0.5 56.1 -34 1 11 3531 14 51 50 14 54 09 --- 17 00 02 82.3 243.2 0.6 57.6 106 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 17 00 02 87.7 209.8 0.1 28.8 -28 1 11 5393 14 54 09 14 55 29 --- 17 01 22 87.5 215.1 0.1 33.9 52 F 1 6456 14 55 29 J1624+3758 17 01 22 82.1 244.2 0.6 58.4 -25 1 11 6456 14 55 29 14 58 09 --- 17 04 02 81.6 246.1 0.6 59.9 134 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 17 04 02 87.2 223.9 0.2 42.3 -21 1 11 8584 14 58 09 14 59 28 --- 17 05 22 87.0 227.6 0.2 45.8 59 F 1 9648 14 59 28 J1624+3758 17 05 22 81.4 247.0 0.7 60.5 -19 1 11 9648 14 59 28 15 01 48 --- 17 07 42 81.0 248.5 0.7 61.6 121 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 17 07 42 86.7 233.1 0.2 50.9 -17 1 11 11509 15 01 48 15 03 08 --- 17 09 02 86.5 235.8 0.3 53.3 62 F 1 12573 15 03 08 J1624+3758 17 09 02 80.7 249.2 0.7 62.2 -18 1 11 12573 15 03 08 15 05 27 --- 17 11 22 80.3 250.5 0.8 63.1 122 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 17 11 22 86.1 239.8 0.3 56.9 -18 1 11 14434 15 05 27 15 06 47 --- 17 12 42 85.9 241.7 0.3 58.7 62 F 1 15498 Schedule for VLBA_NL (Code Nl ) 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 17 12 42 80.1 251.2 0.8 63.6 -18 1 11 15498 15 06 47 15 09 07 --- 17 15 02 79.7 252.4 0.8 64.3 122 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 17 15 02 85.5 244.8 0.4 61.3 -18 1 12 17360 15 09 07 15 10 27 --- 17 16 22 85.3 246.3 0.4 62.6 62 R 1 16296 15 10 27 J1624+3758 17 16 22 79.5 253.0 0.9 64.8 -18 1 12 16296 15 10 27 15 12 46 --- 17 18 42 79.0 254.0 0.9 65.4 122 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 15 12 46 MKN501 17 18 42 84.9 248.6 0.4 64.6 -18 1 12 14434 15 12 46 15 14 06 --- 17 20 02 84.7 249.8 0.4 65.6 62 R 1 13371 15 14 06 J1624+3758 17 20 02 78.8 254.6 0.9 65.8 -18 1 12 13371 15 14 06 15 16 26 --- 17 22 22 78.4 255.5 1.0 66.3 122 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 17 22 22 84.3 251.7 0.5 67.0 -18 1 12 11509 15 16 26 15 17 45 --- 17 23 42 84.0 252.6 0.5 67.8 62 R 1 10445 15 17 45 J1624+3758 17 23 42 78.1 256.1 1.0 66.6 -18 1 12 10445 15 17 45 15 20 25 --- 17 26 22 77.7 257.0 1.0 67.2 142 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 17 26 22 83.6 254.4 0.5 69.1 -18 1 12 8318 15 20 25 15 21 45 --- 17 27 42 83.3 255.2 0.6 69.7 62 R 1 7254 Schedule for VLBA_NL (Code Nl ) 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 17 27 42 77.4 257.5 1.0 67.4 -18 1 12 7254 15 21 45 15 24 04 --- 17 30 02 77.0 258.3 1.1 67.8 122 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 17 30 02 82.9 256.4 0.6 70.6 -18 1 12 5393 15 24 04 15 25 24 --- 17 31 22 82.6 257.1 0.6 71.0 62 R 1 4329 15 25 24 J1624+3758 17 31 22 76.7 258.7 1.1 68.1 -18 1 12 4329 15 25 24 15 27 44 --- 17 33 42 76.3 259.5 1.1 68.4 122 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 17 33 42 82.2 258.2 0.7 71.7 -18 1 12 2467 15 27 44 15 29 04 --- 17 35 02 82.0 258.8 0.7 72.1 62 R 1 1403 15 29 04 J1624+3758 17 35 02 76.1 259.9 1.2 68.6 -18 1 13 1403 15 29 04 15 31 23 --- 17 37 22 75.6 260.6 1.2 68.9 122 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 17 37 22 81.6 259.7 0.7 72.6 -18 1 13 458 15 31 23 15 32 43 --- 17 38 42 81.3 260.2 0.7 72.9 62 F 1 1522 15 32 43 J1624+3758 17 38 42 75.4 260.9 1.2 69.1 -18 1 13 1522 15 32 43 15 35 03 --- 17 41 02 75.0 261.6 1.3 69.3 122 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 17 41 02 80.9 261.1 0.8 73.4 -18 1 13 3383 15 35 03 15 36 22 --- 17 42 22 80.6 261.5 0.8 73.6 62 F 1 4447 Schedule for VLBA_NL (Code Nl ) 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 17 42 22 74.7 261.9 1.3 69.5 -18 1 13 4447 15 36 22 15 38 42 --- 17 44 42 74.3 262.5 1.3 69.7 122 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 17 44 42 80.2 262.3 0.8 74.0 -18 1 13 6309 15 38 42 15 40 02 --- 17 46 02 80.0 262.7 0.9 74.2 62 F 1 7373 15 40 02 J1624+3758 17 46 02 74.0 262.9 1.3 69.8 -18 1 13 7373 15 40 02 15 42 21 --- 17 48 22 73.6 263.4 1.4 70.0 122 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 17 50 22 47.6 343.1 3.9 110.0 61 1 13 9234 15 44 21 15 47 41 --- 17 53 42 47.5 343.0 3.9 109.1 199 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 17 53 42 47.5 343.0 3.9 109.1 -4 1 13 11893 15 47 41 15 50 10 --- 17 56 12 47.3 343.0 4.0 108.4 146 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 17 56 12 47.3 343.0 4.0 108.4 -4 1 13 13888 15 50 10 15 52 40 --- 17 58 42 47.2 342.9 4.0 107.8 146 F 1 15883 15 52 40 J1624+3758 17 58 42 71.7 265.7 1.6 70.6 -57 1 14 15883 15 52 40 15 56 59 --- 18 03 02 70.9 266.6 1.6 70.8 202 R 1 15860 15 56 59 MKN501 18 03 02 76.8 266.9 1.2 75.6 -18 1 14 15860 15 56 59 15 58 19 --- 18 04 22 76.6 267.2 1.2 75.7 62 R 1 14797 Schedule for VLBA_NL (Code Nl ) 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 18 04 22 70.6 266.9 1.7 70.8 -18 1 14 14797 15 58 19 16 00 58 --- 18 07 02 70.1 267.4 1.7 70.9 142 R 1 12669 16 00 58 MKN501 18 07 02 76.1 267.7 1.2 75.7 -18 1 14 12669 16 00 58 16 02 18 --- 18 08 22 75.8 268.0 1.2 75.8 62 R 1 11605 16 02 18 MKN501 18 08 22 75.8 268.0 1.2 75.8 -4 1 14 11605 16 02 18 16 03 38 --- 18 09 42 75.6 268.2 1.3 75.8 76 R 1 10541 16 03 38 J1624+3758 18 09 42 69.6 267.9 1.7 70.9 -18 1 14 10541 16 03 38 16 06 18 --- 18 12 22 69.1 268.4 1.8 71.0 142 R 1 8414 16 06 18 J1624+3758 18 12 22 69.1 268.4 1.8 71.0 -4 1 14 8414 16 06 18 16 08 57 --- 18 15 02 68.6 268.9 1.8 71.0 156 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 18 15 02 74.6 269.2 1.4 75.9 -18 1 14 6286 16 08 57 16 10 17 --- 18 16 22 74.3 269.4 1.4 75.9 62 R 1 5223 16 10 17 J1624+3758 18 16 22 68.4 269.1 1.9 71.0 -18 1 14 5223 16 10 17 16 12 36 --- 18 18 42 68.0 269.5 1.9 71.0 122 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 18 18 42 73.9 269.8 1.4 75.9 -18 1 14 3361 16 12 36 16 13 56 --- 18 20 02 73.6 270.1 1.4 75.9 62 R 1 2297 16 13 56 J1624+3758 18 20 02 67.7 269.7 1.9 71.1 -18 1 14 2297 16 13 56 16 16 16 --- 18 22 22 67.3 270.1 2.0 71.1 122 R 1 436 Schedule for VLBA_NL (Code Nl ) 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 18 22 22 73.2 270.4 1.5 75.9 -18 2 1 436 16 16 16 16 17 36 --- 18 23 42 72.9 270.7 1.5 75.9 62 F 1 1500 16 17 36 J1624+3758 18 23 42 67.0 270.3 2.0 71.1 -18 2 1 1500 16 17 36 16 19 55 --- 18 26 02 66.6 270.7 2.0 71.0 122 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 18 26 02 72.5 271.0 1.5 75.9 -18 2 1 3361 16 19 55 16 21 15 --- 18 27 22 72.3 271.2 1.6 75.9 62 F 1 4425 16 21 15 J1624+3758 18 27 22 66.3 270.9 2.0 71.0 -18 2 1 4425 16 21 15 16 23 35 --- 18 29 42 65.9 271.3 2.1 71.0 122 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 18 29 42 71.8 271.6 1.6 75.8 -18 2 1 6286 16 23 35 16 24 54 --- 18 31 02 71.6 271.8 1.6 75.8 62 F 1 7350 16 24 54 J1624+3758 18 31 02 65.7 271.5 2.1 71.0 -18 2 1 7350 16 24 54 16 27 14 --- 18 33 22 65.2 271.9 2.1 71.0 122 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 18 33 22 71.1 272.1 1.7 75.8 -18 2 1 9212 16 27 14 16 28 34 --- 18 34 42 70.9 272.3 1.7 75.7 62 F 1 10276 Schedule for VLBA_NL (Code Nl ) 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 18 34 42 65.0 272.1 2.2 70.9 -18 2 1 10276 16 28 34 16 31 13 --- 18 37 22 64.5 272.5 2.2 70.9 142 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 18 37 22 70.4 272.7 1.7 75.7 -18 2 1 12403 16 31 13 16 32 33 --- 18 38 42 70.2 272.9 1.7 75.6 62 F 1 13467 16 32 33 J1624+3758 18 38 42 64.2 272.7 2.2 70.9 -18 2 1 13467 16 32 33 16 34 53 --- 18 41 02 63.8 273.0 2.3 70.8 122 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 18 41 02 69.7 273.2 1.8 75.6 -18 2 1 15328 16 34 53 16 36 13 --- 18 42 22 69.5 273.4 1.8 75.5 62 F 1 16392 16 36 13 J1624+3758 18 42 22 63.6 273.2 2.3 70.8 -18 2 2 16392 16 36 13 16 38 32 --- 18 44 42 63.1 273.5 2.3 70.7 122 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 18 44 42 69.0 273.7 1.8 75.5 -18 2 2 16946 16 38 32 16 39 52 --- 18 46 02 68.8 273.9 1.9 75.4 62 R 1 15883 16 39 52 J1624+3758 18 46 02 62.9 273.7 2.3 70.7 -18 2 2 15883 16 39 52 16 42 12 --- 18 48 22 62.4 274.1 2.4 70.6 122 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 18 48 22 68.4 274.2 1.9 75.3 -18 2 2 14021 16 42 12 16 43 31 --- 18 49 42 68.1 274.4 1.9 75.3 62 R 1 12957 Schedule for VLBA_NL (Code Nl ) 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 18 49 42 62.2 274.2 2.4 70.6 -18 2 2 12957 16 43 31 16 45 51 --- 18 52 02 61.8 274.6 2.4 70.5 122 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 18 52 02 67.7 274.7 2.0 75.2 -18 2 2 11096 16 45 51 16 47 11 --- 18 53 22 67.4 274.9 2.0 75.1 62 R 1 10032 16 47 11 J1624+3758 18 53 22 61.5 274.8 2.5 70.5 -18 2 2 10032 16 47 11 16 49 30 --- 18 55 42 61.1 275.1 2.5 70.4 122 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 18 55 42 67.0 275.2 2.0 75.0 -18 2 2 8170 16 49 30 16 50 50 --- 18 57 02 66.7 275.3 2.1 75.0 62 R 1 7107 16 50 50 J1624+3758 18 57 02 60.8 275.3 2.5 70.4 -18 2 2 7107 16 50 50 16 53 10 --- 18 59 22 60.4 275.6 2.6 70.3 122 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 19 01 22 43.7 342.0 5.1 91.9 69 2 2 5245 16 55 09 16 58 29 --- 19 04 42 43.5 342.0 5.1 91.1 199 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 19 04 42 43.5 342.0 5.1 91.1 -4 2 2 2586 16 58 29 17 00 59 --- 19 07 12 43.3 342.0 5.2 90.5 146 R 1 591 Schedule for VLBA_NL (Code Nl ) 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 19 07 12 43.3 342.0 5.2 90.5 -4 2 3 591 17 00 59 17 03 28 --- 19 09 42 43.2 342.0 5.2 89.9 146 F 1 1403 17 03 28 J1624+3758 19 09 42 58.5 276.9 2.7 69.9 -49 2 3 1403 17 03 28 17 07 47 --- 19 14 02 57.7 277.5 2.8 69.7 210 F 1 4861 17 07 47 MKN501 19 14 02 63.6 277.4 2.3 74.1 -18 2 3 4861 17 07 47 17 09 07 --- 19 15 22 63.3 277.6 2.4 74.1 62 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 19 15 22 57.4 277.7 2.8 69.6 -18 2 3 5924 17 09 07 17 11 47 --- 19 18 02 56.9 278.0 2.9 69.5 142 F 1 8052 17 11 47 MKN501 19 18 02 62.9 277.9 2.4 73.9 -18 2 3 8052 17 11 47 17 13 07 --- 19 19 22 62.6 278.0 2.4 73.8 62 F 1 9116 17 13 07 MKN501 19 19 22 62.6 278.0 2.4 73.8 -4 2 3 9116 17 13 07 17 14 26 --- 19 20 42 62.4 278.2 2.4 73.8 76 F 1 10179 17 14 26 J1624+3758 19 20 42 56.4 278.3 2.9 69.4 -18 2 3 10179 17 14 26 17 17 06 --- 19 23 22 56.0 278.7 3.0 69.2 142 F 1 12307 17 17 06 J1624+3758 19 23 22 56.0 278.7 3.0 69.2 -4 2 3 12307 17 17 06 17 19 45 --- 19 26 02 55.5 279.0 3.0 69.1 156 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 19 26 02 61.4 278.8 2.5 73.5 -18 2 3 14434 17 19 45 17 21 05 --- 19 27 22 61.1 278.9 2.6 73.4 62 F 1 15498 Schedule for VLBA_NL (Code Nl ) 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 19 27 22 55.2 279.2 3.0 69.0 -18 2 3 15498 17 21 05 17 23 25 --- 19 29 42 54.8 279.5 3.1 68.9 122 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 19 29 42 60.7 279.2 2.6 73.2 -18 2 4 17360 17 23 25 17 24 45 --- 19 31 02 60.5 279.4 2.6 73.1 62 R 1 16296 17 24 45 J1624+3758 19 31 02 54.5 279.6 3.1 68.8 -18 2 4 16296 17 24 45 17 27 04 --- 19 33 22 54.1 279.9 3.1 68.7 122 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 19 33 22 60.0 279.6 2.7 73.0 -18 2 4 14434 17 27 04 17 28 24 --- 19 34 42 59.8 279.8 2.7 72.9 62 R 1 13371 17 28 24 J1624+3758 19 34 42 53.9 280.1 3.2 68.6 -18 2 4 13371 17 28 24 17 30 44 --- 19 37 02 53.4 280.4 3.2 68.5 122 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 19 37 02 59.4 280.0 2.7 72.8 -18 2 4 11509 17 30 44 17 32 03 --- 19 38 22 59.1 280.2 2.7 72.7 62 R 1 10445 17 32 03 J1624+3758 19 38 22 53.2 280.5 3.2 68.4 -18 2 4 10445 17 32 03 17 34 23 --- 19 40 42 52.8 280.8 3.3 68.3 122 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 19 40 42 58.7 280.4 2.8 72.5 -18 2 4 8584 17 34 23 17 35 43 --- 19 42 02 58.4 280.6 2.8 72.5 62 R 1 7520 Schedule for VLBA_NL (Code Nl ) 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 19 42 02 52.5 281.0 3.3 68.2 -18 2 4 7520 17 35 43 17 38 02 --- 19 44 22 52.1 281.2 3.3 68.1 122 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 19 44 22 58.0 280.9 2.8 72.3 -18 2 4 5658 17 38 02 17 39 22 --- 19 45 42 57.8 281.0 2.9 72.2 62 R 1 4595 17 39 22 J1624+3758 19 45 42 51.9 281.4 3.3 68.0 -18 2 4 4595 17 39 22 17 42 02 --- 19 48 22 51.4 281.7 3.4 67.8 142 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 19 48 22 57.3 281.3 2.9 72.0 -18 2 4 2467 17 42 02 17 43 22 --- 19 49 42 57.0 281.4 2.9 71.9 62 R 1 1403 17 43 22 J1624+3758 19 49 42 51.1 281.9 3.4 67.8 -18 2 5 1403 17 43 22 17 45 41 --- 19 52 02 50.7 282.2 3.4 67.6 122 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 19 52 02 56.6 281.7 3.0 71.8 -18 2 5 458 17 45 41 17 47 01 --- 19 53 22 56.4 281.8 3.0 71.7 62 F 1 1522 17 47 01 J1624+3758 19 53 22 50.5 282.3 3.5 67.5 -18 2 5 1522 17 47 01 17 49 21 --- 19 55 42 50.0 282.6 3.5 67.4 122 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 19 55 42 55.9 282.1 3.0 71.5 -18 2 5 3384 17 49 21 17 50 40 --- 19 57 02 55.7 282.2 3.1 71.4 62 F 1 4447 Schedule for VLBA_NL (Code Nl ) 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 19 57 02 49.8 282.8 3.5 67.3 -18 2 5 4447 17 50 40 17 53 00 --- 19 59 22 49.4 283.0 3.6 67.1 122 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 59 22 55.3 282.5 3.1 71.3 -18 2 5 6309 17 53 00 17 54 20 --- 20 00 42 55.0 282.6 3.1 71.2 62 F 1 7373 17 54 20 J1624+3758 20 00 42 49.1 283.2 3.6 67.1 -18 2 5 7373 17 54 20 17 56 39 --- 20 03 02 48.7 283.5 3.6 66.9 122 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 20 03 02 54.6 282.9 3.2 71.0 -18 2 5 9234 17 56 39 17 57 59 --- 20 04 22 54.4 283.0 3.2 70.9 62 F 1 10298 17 57 59 J1624+3758 20 04 22 48.5 283.6 3.7 66.8 -18 2 5 10298 17 57 59 18 00 19 --- 20 06 42 48.0 283.9 3.7 66.7 122 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 20 06 42 53.9 283.3 3.2 70.7 -18 2 5 12159 18 00 19 18 01 39 --- 20 08 02 53.7 283.4 3.2 70.6 62 F 1 13223 18 01 39 J1624+3758 20 08 02 47.8 284.0 3.7 66.6 -18 2 5 13223 18 01 39 18 03 58 --- 20 10 22 47.4 284.3 3.8 66.4 122 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 20 12 22 39.6 342.7 6.2 75.0 75 2 6 15085 18 05 58 18 09 17 --- 20 15 42 39.4 342.7 6.3 74.3 199 R 1 17456 Schedule for VLBA_NL (Code Nl ) 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 20 15 42 39.4 342.7 6.3 74.3 -4 2 6 17456 18 09 17 18 11 47 --- 20 18 12 39.3 342.8 6.3 73.7 146 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 20 18 12 39.3 342.8 6.3 73.7 -4 2 6 15461 18 11 47 18 14 16 --- 20 20 42 39.1 342.8 6.4 73.1 146 R 1 13467 18 14 16 J1624+3758 20 20 42 45.5 285.5 3.9 65.7 -44 2 6 13467 18 14 16 18 18 36 --- 20 25 02 44.7 286.0 4.0 65.4 215 R 1 10010 18 18 36 MKN501 20 25 02 50.6 285.2 3.5 69.4 -18 2 6 10010 18 18 36 18 19 56 --- 20 26 22 50.4 285.4 3.5 69.3 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 20 26 22 44.5 286.2 4.0 65.3 -18 2 6 8946 18 19 56 18 22 35 --- 20 29 02 44.0 286.5 4.1 65.1 142 R 1 6818 18 22 35 MKN501 20 29 02 49.9 285.7 3.6 69.1 -18 2 6 6818 18 22 35 18 23 55 --- 20 30 22 49.7 285.8 3.6 68.9 62 R 1 5755 18 23 55 MKN501 20 30 22 49.7 285.8 3.6 68.9 -4 2 6 5755 18 23 55 18 25 15 --- 20 31 42 49.4 286.0 3.6 68.8 76 R 1 4691 18 25 15 J1624+3758 20 31 42 43.5 286.8 4.1 64.9 -18 2 6 4691 18 25 15 18 27 54 --- 20 34 22 43.1 287.1 4.2 64.7 142 R 1 2563 Schedule for VLBA_NL (Code Nl ) 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 20 34 22 49.0 286.2 3.7 68.6 -18 2 6 2563 18 27 54 18 29 14 --- 20 35 42 48.7 286.4 3.7 68.5 62 R 1 1500 18 29 14 J1624+3758 20 35 42 42.8 287.2 4.2 64.6 -18 2 7 1500 18 29 14 18 31 34 --- 20 38 02 42.4 287.5 4.2 64.4 122 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 20 38 02 48.3 286.6 3.7 68.3 -18 2 7 362 18 31 34 18 32 53 --- 20 39 22 48.1 286.8 3.8 68.2 62 F 1 1426 18 32 53 J1624+3758 20 39 22 42.2 287.7 4.2 64.3 -18 2 7 1426 18 32 53 18 35 13 --- 20 41 42 41.8 287.9 4.3 64.1 122 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 20 41 42 47.6 287.0 3.8 68.0 -18 2 7 3287 18 35 13 18 36 33 --- 20 43 02 47.4 287.2 3.8 67.9 62 F 1 4351 18 36 33 J1624+3758 20 43 02 41.5 288.1 4.3 64.0 -18 2 7 4351 18 36 33 18 38 52 --- 20 45 22 41.1 288.4 4.3 63.9 122 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 20 45 22 47.0 287.4 3.9 67.7 -18 2 7 6213 18 38 52 18 40 12 --- 20 46 42 46.8 287.6 3.9 67.6 62 F 1 7276 18 40 12 J1624+3758 20 46 42 40.9 288.5 4.4 63.8 -18 2 7 7276 18 40 12 18 42 32 --- 20 49 02 40.5 288.8 4.4 63.6 122 F 1 9138 Schedule for VLBA_NL (Code Nl ) 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 20 49 02 46.3 287.8 3.9 67.4 -18 2 7 9138 18 42 32 18 43 52 --- 20 50 22 46.1 288.0 3.9 67.3 62 F 1 10202 18 43 52 J1624+3758 20 50 22 40.2 288.9 4.4 63.5 -18 2 7 10202 18 43 52 18 46 11 --- 20 52 42 39.8 289.2 4.5 63.3 122 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 20 52 42 45.7 288.2 4.0 67.1 -18 2 7 12063 18 46 11 18 47 31 --- 20 54 02 45.4 288.3 4.0 67.0 62 F 1 13127 18 47 31 J1624+3758 20 54 02 39.6 289.4 4.5 63.2 -18 2 7 13127 18 47 31 18 49 51 --- 20 56 22 39.2 289.6 4.5 63.0 122 F 1 14989 18 49 51 J2136+0041 20 56 22 47.9 164.8 -0.7 -11.3 -89 2 8 14989 18 49 51 18 54 50 --- 21 01 22 48.2 166.6 -0.6 -9.9 210 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 21 01 22 48.2 166.6 -0.6 -9.9 -4 2 8 16222 18 54 50 18 56 49 --- 21 03 22 48.3 167.4 -0.6 -9.4 116 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 21 03 22 48.3 167.4 -0.6 -9.4 -4 2 8 14627 18 56 49 18 58 49 --- 21 05 22 48.3 168.1 -0.5 -8.8 116 R 1 13031 18 58 49 J1624+3758 21 05 22 37.6 290.7 4.7 62.2 -88 2 8 13031 18 58 49 19 02 49 --- 21 09 22 36.9 291.1 4.7 61.9 152 R 1 9840 Schedule for VLBA_NL (Code Nl ) 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 21 09 22 42.7 290.0 4.3 65.7 -18 2 8 9840 19 02 49 19 04 08 --- 21 10 42 42.5 290.1 4.3 65.6 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 21 10 42 42.5 290.1 4.3 65.6 -4 2 8 8776 19 04 08 19 05 28 --- 21 12 02 42.3 290.3 4.3 65.5 76 R 1 7712 19 05 28 J1624+3758 21 12 02 36.4 291.4 4.8 61.7 -18 2 8 7712 19 05 28 19 07 48 --- 21 14 22 36.0 291.7 4.8 61.5 122 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 21 14 22 41.9 290.5 4.3 65.3 -18 2 8 5851 19 07 48 19 09 07 --- 21 15 42 41.6 290.7 4.4 65.2 62 R 1 4787 19 09 07 J1624+3758 21 15 42 35.8 291.9 4.8 61.4 -18 2 8 4787 19 09 07 19 11 47 --- 21 18 22 35.3 292.2 4.9 61.1 142 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 21 18 22 41.2 291.0 4.4 64.9 -18 2 8 2660 19 11 47 19 13 07 --- 21 19 42 40.9 291.1 4.4 64.8 62 R 1 1596 19 13 07 J1624+3758 21 19 42 35.1 292.3 4.9 61.0 -18 2 9 1596 19 13 07 19 15 26 --- 21 22 02 34.7 292.6 4.9 60.8 122 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 21 22 02 40.5 291.4 4.5 64.6 -18 2 9 266 19 15 26 19 16 46 --- 21 23 22 40.3 291.5 4.5 64.5 62 F 1 1330 Schedule for VLBA_NL (Code Nl ) 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 21 23 22 34.5 292.8 5.0 60.7 -18 2 9 1330 19 16 46 19 19 06 --- 21 25 42 34.1 293.0 5.0 60.5 122 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 21 25 42 39.9 291.8 4.5 64.3 -18 2 9 3191 19 19 06 19 20 26 --- 21 27 02 39.7 291.9 4.6 64.2 62 F 1 4255 19 20 26 J1624+3758 21 27 02 33.8 293.2 5.0 60.4 -18 2 9 4255 19 20 26 19 22 45 --- 21 29 22 33.4 293.5 5.1 60.2 122 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 21 29 22 39.3 292.2 4.6 63.9 -18 2 9 6116 19 22 45 19 24 05 --- 21 30 42 39.0 292.3 4.6 63.8 62 F 1 7180 19 24 05 J1624+3758 21 30 42 33.2 293.6 5.1 60.1 -18 2 9 7180 19 24 05 19 26 25 --- 21 33 02 32.8 293.9 5.1 59.9 122 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 21 33 02 38.6 292.6 4.7 63.6 -18 2 9 9042 19 26 25 19 27 44 --- 21 34 22 38.4 292.7 4.7 63.5 62 F 1 10105 19 27 44 J1624+3758 21 34 22 32.6 294.1 5.2 59.7 -18 2 9 10105 19 27 44 19 30 04 --- 21 36 42 32.2 294.3 5.2 59.5 122 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 21 36 42 38.0 293.0 4.7 63.3 -18 2 9 11967 19 30 04 19 31 24 --- 21 38 02 37.8 293.1 4.7 63.2 62 F 1 13031 Schedule for VLBA_NL (Code Nl ) 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 21 38 02 32.0 294.5 5.2 59.4 -18 2 9 13031 19 31 24 19 33 43 --- 21 40 22 31.6 294.8 5.3 59.2 122 F 1 14892 19 33 43 J2136+0041 21 40 22 48.9 181.3 0.1 1.0 -82 2 10 14892 19 33 43 19 38 43 --- 21 45 22 48.9 183.2 0.1 2.4 218 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 21 45 22 48.9 183.2 0.1 2.4 -4 2 10 16319 19 38 43 19 40 42 --- 21 47 22 48.9 184.0 0.2 3.0 116 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 21 47 22 48.9 184.0 0.2 3.0 -4 2 10 14723 19 40 42 19 42 42 --- 21 49 22 48.9 184.7 0.2 3.5 116 R 1 13127 19 42 42 J1624+3758 21 49 22 30.1 295.8 5.4 58.4 -80 2 10 13127 19 42 42 19 46 41 --- 21 53 22 29.4 296.3 5.5 58.0 159 R 1 9936 19 46 41 MKN501 21 53 22 35.2 294.8 5.0 61.7 -18 2 10 9936 19 46 41 19 48 01 --- 21 54 42 34.9 294.9 5.0 61.6 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 21 54 42 34.9 294.9 5.0 61.6 -4 2 10 8872 19 48 01 19 49 21 --- 21 56 02 34.7 295.1 5.0 61.5 76 R 1 7809 19 49 21 J1624+3758 21 56 02 28.9 296.6 5.5 57.7 -18 2 10 7809 19 49 21 19 51 40 --- 21 58 22 28.6 296.9 5.6 57.5 122 R 1 5947 Schedule for VLBA_NL (Code Nl ) 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 21 58 22 34.3 295.4 5.1 61.2 -18 2 10 5947 19 51 40 19 53 00 --- 21 59 42 34.1 295.5 5.1 61.1 62 R 1 4883 19 53 00 J1624+3758 21 59 42 28.3 297.1 5.6 57.4 -18 2 10 4883 19 53 00 19 55 40 --- 22 02 22 27.9 297.4 5.6 57.1 142 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