COVER INFORMATION Station: VLBA_BR (Code Br ) Experiment: Toroidal B fields in BL lac objects Exp. Code: BG114C Schedule Version: 1.00 Processed by SCHED version: Release of 02 July 2002 PI: D. Gabuzda Address: JIVE P.O.Box 2, 7990 AA Dwingeloo The Netherlands Phone: 31--521--596536 EMAIL: gabuzda@phys.ucc.ie Fax: 31--521--597332 Phone during observation: Observing mode: VLBA, 43-22-15-8-5 GHz continuum, 128-4-2 Notes: To replace old version of BG114C schedule Schedule for VLBA_BR (Code Br ) Page 2 Toroidal B fields in BL lac objects 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) ---------------------------------------------------------------------------------------- --- Thu 20 Feb 2003 Day 51 --- Next scan frequencies: 4982.49 4982.49 4990.49 4990.49 Next BBC frequencies: 882.49 882.49 890.49 890.49 Next scan bandwidths: 8.00 8.00 8.00 8.00 10 42 38 1749+701 12 43 45 49.0 30.3 -5.1 -80.9 0 1 1 0 10 42 38 10 45 38 --- 12 46 45 49.2 30.3 -5.0 -81.6 180 F 1 1197 Next scan frequencies: 8407.49 8407.49 8415.49 8415.49 Next BBC frequencies: 807.49 807.49 815.49 815.49 10 45 38 1749+701 12 46 45 49.2 30.3 -5.0 -81.6 -6 1 1 1197 10 45 38 10 48 57 --- 12 50 05 49.5 30.4 -5.0 -82.3 193 F 1 2526 Next scan frequencies: 15277.49 15277.49 15285.49 15285.49 Next BBC frequencies: 677.49 677.49 685.49 685.49 10 48 57 1749+701 12 50 05 49.5 30.4 -5.0 -82.3 -6 1 1 2526 10 48 57 10 52 57 --- 12 54 05 49.8 30.4 -4.9 -83.2 233 F 1 4122 Next scan frequencies: 22227.49 22227.49 22235.49 22235.49 Next BBC frequencies: 727.49 727.49 735.49 735.49 10 52 57 1749+701 12 54 05 49.8 30.4 -4.9 -83.2 -6 1 1 4122 10 52 57 10 57 56 --- 12 59 05 50.3 30.5 -4.8 -84.3 293 F 1 6117 Next scan frequencies: 43127.49 43127.49 43135.49 43135.49 Next BBC frequencies: 727.49 727.49 735.49 735.49 10 57 56 1749+701 12 59 05 50.3 30.5 -4.8 -84.3 -6 1 1 6117 10 57 56 11 04 35 --- 13 05 45 50.8 30.6 -4.7 -85.8 393 F 1 8776 Next scan frequencies: 4982.49 4982.49 4990.49 4990.49 Next BBC frequencies: 882.49 882.49 890.49 890.49 11 04 35 1749+701 13 05 45 50.8 30.6 -4.7 -85.8 -6 1 1 8776 11 04 35 11 10 04 --- 13 11 15 51.3 30.6 -4.6 -87.1 323 F 1 10970 Next scan frequencies: 8407.49 8407.49 8415.49 8415.49 Next BBC frequencies: 807.49 807.49 815.49 815.49 11 10 04 1749+701 13 11 15 51.3 30.6 -4.6 -87.1 -6 1 1 10970 11 10 04 11 15 33 --- 13 16 45 51.8 30.7 -4.5 -88.3 323 F 1 13164 Schedule for VLBA_BR (Code Br ) Page 3 Toroidal B fields in BL lac objects 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) ---------------------------------------------------------------------------------------- --- Thu 20 Feb 2003 Day 51 --- Next scan frequencies: 15277.49 15277.49 15285.49 15285.49 Next BBC frequencies: 677.49 677.49 685.49 685.49 11 15 33 1749+701 13 16 45 51.8 30.7 -4.5 -88.3 -6 1 1 13164 11 15 33 11 21 02 --- 13 22 15 52.2 30.7 -4.4 -89.6 323 F 1 15358 Next scan frequencies: 22227.49 22227.49 22235.49 22235.49 Next BBC frequencies: 727.49 727.49 735.49 735.49 11 21 02 1749+701 13 22 15 52.2 30.7 -4.4 -89.6 -6 1 1 15358 11 21 02 11 26 31 --- 13 27 45 52.7 30.7 -4.3 -90.9 323 F 1 17552 Next scan frequencies: 4982.49 4982.49 4990.49 4990.49 Next BBC frequencies: 882.49 882.49 890.49 890.49 11 26 59 1823+568 13 28 13 46.4 49.7 -4.9 -68.5 10 1 2 17552 11 26 59 11 29 59 --- 13 31 13 46.8 49.9 -4.9 -68.9 180 R 1 16355 Next scan frequencies: 8407.49 8407.49 8415.49 8415.49 Next BBC frequencies: 807.49 807.49 815.49 815.49 11 29 59 1823+568 13 31 13 46.8 49.9 -4.9 -68.9 -6 1 2 16355 11 29 59 11 33 18 --- 13 34 33 47.2 50.1 -4.8 -69.5 193 R 1 15026 Next scan frequencies: 15277.49 15277.49 15285.49 15285.49 Next BBC frequencies: 677.49 677.49 685.49 685.49 11 33 18 1823+568 13 34 33 47.2 50.1 -4.8 -69.5 -6 1 2 15026 11 33 18 11 37 18 --- 13 38 33 47.7 50.4 -4.8 -70.1 233 R 1 13430 Next scan frequencies: 22227.49 22227.49 22235.49 22235.49 Next BBC frequencies: 727.49 727.49 735.49 735.49 11 37 18 1823+568 13 38 33 47.7 50.4 -4.8 -70.1 -6 1 2 13430 11 37 18 11 42 17 --- 13 43 33 48.4 50.7 -4.7 -70.9 293 R 1 11435 Next scan frequencies: 43127.49 43127.49 43135.49 43135.49 Next BBC frequencies: 727.49 727.49 735.49 735.49 11 42 17 1823+568 13 43 33 48.4 50.7 -4.7 -70.9 -6 1 2 11435 11 42 17 11 48 56 --- 13 50 13 49.2 51.2 -4.6 -72.0 393 R 1 8776 Schedule for VLBA_BR (Code Br ) Page 4 Toroidal B fields in BL lac objects 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) ---------------------------------------------------------------------------------------- --- Thu 20 Feb 2003 Day 51 --- Next scan frequencies: 4982.49 4982.49 4990.49 4990.49 Next BBC frequencies: 882.49 882.49 890.49 890.49 11 49 26 1749+701 13 50 43 54.7 30.5 -4.0 -96.5 10 1 2 8776 11 49 26 11 52 25 --- 13 53 43 54.9 30.4 -3.9 -97.2 180 R 1 7579 Next scan frequencies: 8407.49 8407.49 8415.49 8415.49 Next BBC frequencies: 807.49 807.49 815.49 815.49 11 52 25 1749+701 13 53 43 54.9 30.4 -3.9 -97.2 -6 1 2 7579 11 52 25 11 55 45 --- 13 57 03 55.2 30.3 -3.9 -98.1 193 R 1 6250 Next scan frequencies: 15277.49 15277.49 15285.49 15285.49 Next BBC frequencies: 677.49 677.49 685.49 685.49 11 55 45 1749+701 13 57 03 55.2 30.3 -3.9 -98.1 -6 1 2 6250 11 55 45 11 59 44 --- 14 01 03 55.5 30.3 -3.8 -99.1 233 R 1 4654 Next scan frequencies: 22227.49 22227.49 22235.49 22235.49 Next BBC frequencies: 727.49 727.49 735.49 735.49 11 59 44 1749+701 14 01 03 55.5 30.3 -3.8 -99.1 -6 1 2 4654 11 59 44 12 04 43 --- 14 06 03 55.9 30.1 -3.7 -100.4 293 R 1 2659 Next scan frequencies: 43127.49 43127.49 43135.49 43135.49 Next BBC frequencies: 727.49 727.49 735.49 735.49 12 04 43 1749+701 14 06 03 55.9 30.1 -3.7 -100.4 -6 1 2 2659 12 04 43 12 11 22 --- 14 12 43 56.5 29.9 -3.6 -102.1 393 R 1 0 Next scan frequencies: 4982.49 4982.49 4990.49 4990.49 Next BBC frequencies: 882.49 882.49 890.49 890.49 12 11 54 1823+568 14 13 15 52.3 52.6 -4.2 -75.7 11 1 3 0 12 11 54 12 14 53 --- 14 16 15 52.7 52.7 -4.1 -76.2 180 F 1 1197 Next scan frequencies: 8407.49 8407.49 8415.49 8415.49 Next BBC frequencies: 807.49 807.49 815.49 815.49 12 14 53 1823+568 14 16 15 52.7 52.7 -4.1 -76.2 -6 1 3 1197 12 14 53 12 18 13 --- 14 19 35 53.1 52.9 -4.1 -76.8 193 F 1 2526 Schedule for VLBA_BR (Code Br ) Page 5 Toroidal B fields in BL lac objects 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) ---------------------------------------------------------------------------------------- --- Thu 20 Feb 2003 Day 51 --- Next scan frequencies: 15277.49 15277.49 15285.49 15285.49 Next BBC frequencies: 677.49 677.49 685.49 685.49 12 18 13 1823+568 14 19 35 53.1 52.9 -4.1 -76.8 -6 1 3 2526 12 18 13 12 22 12 --- 14 23 35 53.6 53.1 -4.0 -77.4 233 F 1 4122 Next scan frequencies: 22227.49 22227.49 22235.49 22235.49 Next BBC frequencies: 727.49 727.49 735.49 735.49 12 22 12 1823+568 14 23 35 53.6 53.1 -4.0 -77.4 -6 1 3 4122 12 22 12 12 27 11 --- 14 28 35 54.3 53.4 -3.9 -78.3 293 F 1 6117 Next scan frequencies: 43127.49 43127.49 43135.49 43135.49 Next BBC frequencies: 727.49 727.49 735.49 735.49 12 27 11 1823+568 14 28 35 54.3 53.4 -3.9 -78.3 -6 1 3 6117 12 27 11 12 33 50 --- 14 35 15 55.2 53.7 -3.8 -79.4 393 F 1 8776 Next scan frequencies: 4982.49 4982.49 4990.49 4990.49 Next BBC frequencies: 882.49 882.49 890.49 890.49 12 34 23 1749+701 14 35 48 58.4 29.0 -3.2 -108.3 10 1 3 8776 12 34 23 12 37 23 --- 14 38 48 58.6 28.8 -3.2 -109.2 180 F 1 9973 Next scan frequencies: 8407.49 8407.49 8415.49 8415.49 Next BBC frequencies: 807.49 807.49 815.49 815.49 12 37 23 1749+701 14 38 48 58.6 28.8 -3.2 -109.2 -6 1 3 9973 12 37 23 12 40 42 --- 14 42 08 58.9 28.6 -3.1 -110.1 193 F 1 11302 Next scan frequencies: 15277.49 15277.49 15285.49 15285.49 Next BBC frequencies: 677.49 677.49 685.49 685.49 12 40 42 1749+701 14 42 08 58.9 28.6 -3.1 -110.1 -6 1 3 11302 12 40 42 12 44 41 --- 14 46 08 59.2 28.4 -3.0 -111.3 233 F 1 12898 Next scan frequencies: 22227.49 22227.49 22235.49 22235.49 Next BBC frequencies: 727.49 727.49 735.49 735.49 12 44 41 1749+701 14 46 08 59.2 28.4 -3.0 -111.3 -6 1 3 12898 12 44 41 12 49 41 --- 14 51 08 59.6 28.1 -3.0 -112.7 293 F 1 14893 Schedule for VLBA_BR (Code Br ) Page 6 Toroidal B fields in BL lac objects 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) ---------------------------------------------------------------------------------------- --- Thu 20 Feb 2003 Day 51 --- Next scan frequencies: 43127.49 43127.49 43135.49 43135.49 Next BBC frequencies: 727.49 727.49 735.49 735.49 12 49 41 1749+701 14 51 08 59.6 28.1 -3.0 -112.7 -6 1 3 14893 12 49 41 12 56 19 --- 14 57 48 60.1 27.6 -2.8 -114.7 393 F 1 17552 Next scan frequencies: 4982.49 4982.49 4990.49 4990.49 Next BBC frequencies: 882.49 882.49 890.49 890.49 12 58 19 1749+701 14 59 48 60.3 27.5 -2.8 -115.3 113 1 4 17552 12 58 19 13 03 48 --- 15 05 18 60.7 27.1 -2.7 -116.9 329 R 1 15358 Next scan frequencies: 8407.49 8407.49 8415.49 8415.49 Next BBC frequencies: 807.49 807.49 815.49 815.49 13 03 48 1749+701 15 05 18 60.7 27.1 -2.7 -116.9 -6 1 4 15358 13 03 48 13 09 17 --- 15 10 48 61.1 26.6 -2.6 -118.6 323 R 1 13164 Next scan frequencies: 15277.49 15277.49 15285.49 15285.49 Next BBC frequencies: 677.49 677.49 685.49 685.49 13 09 17 1749+701 15 10 48 61.1 26.6 -2.6 -118.6 -6 1 4 13164 13 09 17 13 14 46 --- 15 16 18 61.5 26.1 -2.5 -120.3 323 R 1 10970 Next scan frequencies: 22227.49 22227.49 22235.49 22235.49 Next BBC frequencies: 727.49 727.49 735.49 735.49 13 14 46 1749+701 15 16 18 61.5 26.1 -2.5 -120.3 -6 1 4 10970 13 14 46 13 20 16 --- 15 21 48 61.9 25.6 -2.4 -122.1 323 R 1 8776 Next scan frequencies: 4982.49 4982.49 4990.49 4990.49 Next BBC frequencies: 882.49 882.49 890.49 890.49 13 20 49 1823+568 15 22 21 61.6 55.0 -3.0 -88.2 8 1 4 8776 13 20 49 13 23 49 --- 15 25 21 62.0 55.0 -3.0 -88.8 180 R 1 7579 Next scan frequencies: 8407.49 8407.49 8415.49 8415.49 Next BBC frequencies: 807.49 807.49 815.49 815.49 13 23 49 1823+568 15 25 21 62.0 55.0 -3.0 -88.8 -6 1 4 7579 13 23 49 13 27 08 --- 15 28 41 62.5 55.0 -2.9 -89.5 193 R 1 6250 Schedule for VLBA_BR (Code Br ) Page 7 Toroidal B fields in BL lac objects 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) ---------------------------------------------------------------------------------------- --- Thu 20 Feb 2003 Day 51 --- Next scan frequencies: 15277.49 15277.49 15285.49 15285.49 Next BBC frequencies: 677.49 677.49 685.49 685.49 13 27 08 1823+568 15 28 41 62.5 55.0 -2.9 -89.5 -6 1 4 6250 13 27 08 13 31 07 --- 15 32 41 63.0 55.0 -2.9 -90.3 233 R 1 4654 Next scan frequencies: 22227.49 22227.49 22235.49 22235.49 Next BBC frequencies: 727.49 727.49 735.49 735.49 13 31 07 1823+568 15 32 41 63.0 55.0 -2.9 -90.3 -6 1 4 4654 13 31 07 13 36 07 --- 15 37 41 63.7 55.0 -2.8 -91.4 293 R 1 2659 Next scan frequencies: 43127.49 43127.49 43135.49 43135.49 Next BBC frequencies: 727.49 727.49 735.49 735.49 13 36 07 1823+568 15 37 41 63.7 55.0 -2.8 -91.4 -6 1 4 2659 13 36 07 13 42 45 --- 15 44 21 64.6 54.9 -2.7 -92.8 393 R 1 0 Next scan frequencies: 4982.49 4982.49 4990.49 4990.49 Next BBC frequencies: 882.49 882.49 890.49 890.49 13 43 19 1749+701 15 44 55 63.5 23.1 -2.1 -129.7 6 1 5 0 13 43 19 13 46 18 --- 15 47 55 63.7 22.7 -2.0 -130.8 180 F 1 1197 Next scan frequencies: 8407.49 8407.49 8415.49 8415.49 Next BBC frequencies: 807.49 807.49 815.49 815.49 13 46 18 1749+701 15 47 55 63.7 22.7 -2.0 -130.8 -6 1 5 1197 13 46 18 13 49 38 --- 15 51 15 63.9 22.3 -2.0 -131.9 193 F 1 2526 Next scan frequencies: 15277.49 15277.49 15285.49 15285.49 Next BBC frequencies: 677.49 677.49 685.49 685.49 13 49 38 1749+701 15 51 15 63.9 22.3 -2.0 -131.9 -6 1 5 2526 13 49 38 13 53 37 --- 15 55 15 64.2 21.8 -1.9 -133.4 233 F 1 4122 Next scan frequencies: 22227.49 22227.49 22235.49 22235.49 Next BBC frequencies: 727.49 727.49 735.49 735.49 13 53 37 1749+701 15 55 15 64.2 21.8 -1.9 -133.4 -6 1 5 4122 13 53 37 13 58 36 --- 16 00 15 64.5 21.1 -1.8 -135.2 293 F 1 6117 Schedule for VLBA_BR (Code Br ) Page 8 Toroidal B fields in BL lac objects 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) ---------------------------------------------------------------------------------------- --- Thu 20 Feb 2003 Day 51 --- Next scan frequencies: 43127.49 43127.49 43135.49 43135.49 Next BBC frequencies: 727.49 727.49 735.49 735.49 13 58 36 1749+701 16 00 15 64.5 21.1 -1.8 -135.2 -6 1 5 6117 13 58 36 14 05 15 --- 16 06 55 64.9 20.1 -1.7 -137.6 393 F 1 8776 Next scan frequencies: 4982.49 4982.49 4990.49 4990.49 Next BBC frequencies: 882.49 882.49 890.49 890.49 14 05 48 1823+568 16 07 27 67.7 54.2 -2.3 -98.4 4 1 5 8776 14 05 48 14 08 47 --- 16 10 27 68.1 54.0 -2.2 -99.1 180 F 1 9973 Next scan frequencies: 8407.49 8407.49 8415.49 8415.49 Next BBC frequencies: 807.49 807.49 815.49 815.49 14 08 47 1823+568 16 10 27 68.1 54.0 -2.2 -99.1 -6 1 5 9973 14 08 47 14 12 07 --- 16 13 47 68.6 53.8 -2.2 -100.0 193 F 1 11302 Next scan frequencies: 15277.49 15277.49 15285.49 15285.49 Next BBC frequencies: 677.49 677.49 685.49 685.49 14 12 07 1823+568 16 13 47 68.6 53.8 -2.2 -100.0 -6 1 5 11302 14 12 07 14 16 06 --- 16 17 47 69.1 53.5 -2.1 -101.1 233 F 1 12898 Next scan frequencies: 22227.49 22227.49 22235.49 22235.49 Next BBC frequencies: 727.49 727.49 735.49 735.49 14 16 06 1823+568 16 17 47 69.1 53.5 -2.1 -101.1 -6 1 5 12898 14 16 06 14 21 05 --- 16 22 47 69.8 53.1 -2.0 -102.5 293 F 1 14893 Next scan frequencies: 43127.49 43127.49 43135.49 43135.49 Next BBC frequencies: 727.49 727.49 735.49 735.49 14 21 05 1823+568 16 22 47 69.8 53.1 -2.0 -102.5 -6 1 5 14893 14 21 05 14 27 44 --- 16 29 27 70.7 52.5 -1.9 -104.5 393 F 1 17552 Next scan frequencies: 4982.49 4982.49 4990.49 4990.49 Next BBC frequencies: 882.49 882.49 890.49 890.49 14 28 17 1749+701 16 30 01 66.1 16.4 -1.3 -146.4 3 1 6 17552 14 28 17 14 31 17 --- 16 33 01 66.2 15.9 -1.3 -147.6 180 R 1 16355 Schedule for VLBA_BR (Code Br ) Page 9 Toroidal B fields in BL lac objects 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) ---------------------------------------------------------------------------------------- --- Thu 20 Feb 2003 Day 51 --- Next scan frequencies: 8407.49 8407.49 8415.49 8415.49 Next BBC frequencies: 807.49 807.49 815.49 815.49 14 31 17 1749+701 16 33 01 66.2 15.9 -1.3 -147.6 -6 1 6 16355 14 31 17 14 34 36 --- 16 36 21 66.4 15.3 -1.2 -148.9 193 R 1 15026 Next scan frequencies: 15277.49 15277.49 15285.49 15285.49 Next BBC frequencies: 677.49 677.49 685.49 685.49 14 34 36 1749+701 16 36 21 66.4 15.3 -1.2 -148.9 -6 1 6 15026 14 34 36 14 38 36 --- 16 40 21 66.6 14.5 -1.1 -150.6 233 R 1 13430 Next scan frequencies: 22227.49 22227.49 22235.49 22235.49 Next BBC frequencies: 727.49 727.49 735.49 735.49 14 38 36 1749+701 16 40 21 66.6 14.5 -1.1 -150.6 -6 1 6 13430 14 38 36 14 43 35 --- 16 45 21 66.8 13.6 -1.1 -152.6 293 R 1 11435 Next scan frequencies: 43127.49 43127.49 43135.49 43135.49 Next BBC frequencies: 727.49 727.49 735.49 735.49 14 43 35 1749+701 16 45 21 66.8 13.6 -1.1 -152.6 -6 1 6 11435 14 43 35 14 50 14 --- 16 52 01 67.0 12.3 -0.9 -155.4 393 R 1 8776 Next scan frequencies: 4982.49 4982.49 4990.49 4990.49 Next BBC frequencies: 882.49 882.49 890.49 890.49 14 50 14 1749+701 16 52 01 67.0 12.3 -0.9 -155.4 -6 1 6 8776 14 50 14 14 55 43 --- 16 57 31 67.2 11.2 -0.8 -157.7 323 R 1 6582 Next scan frequencies: 8407.49 8407.49 8415.49 8415.49 Next BBC frequencies: 807.49 807.49 815.49 815.49 14 55 43 1749+701 16 57 31 67.2 11.2 -0.8 -157.7 -6 1 6 6582 14 55 43 15 01 12 --- 17 03 01 67.4 10.0 -0.8 -160.0 323 R 1 4388 Next scan frequencies: 15277.49 15277.49 15285.49 15285.49 Next BBC frequencies: 677.49 677.49 685.49 685.49 15 01 12 1749+701 17 03 01 67.4 10.0 -0.8 -160.0 -6 1 6 4388 15 01 12 15 06 41 --- 17 08 31 67.5 8.9 -0.7 -162.4 323 R 1 2194 Schedule for VLBA_BR (Code Br ) Page 10 Toroidal B fields in BL lac objects 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) ---------------------------------------------------------------------------------------- --- Thu 20 Feb 2003 Day 51 --- Next scan frequencies: 22227.49 22227.49 22235.49 22235.49 Next BBC frequencies: 727.49 727.49 735.49 735.49 15 06 41 1749+701 17 08 31 67.5 8.9 -0.7 -162.4 -6 1 6 2194 15 06 41 15 12 10 --- 17 14 01 67.7 7.7 -0.6 -164.7 323 R 1 0 Next scan frequencies: 4982.49 4982.49 4990.49 4990.49 Next BBC frequencies: 882.49 882.49 890.49 890.49 15 14 10 1823+568 17 16 01 76.5 43.4 -1.1 -123.0 90 1 7 0 15 14 10 15 17 09 --- 17 19 01 76.9 42.4 -1.1 -124.6 180 F 1 1197 Next scan frequencies: 8407.49 8407.49 8415.49 8415.49 Next BBC frequencies: 807.49 807.49 815.49 815.49 15 17 09 1823+568 17 19 01 76.9 42.4 -1.1 -124.6 -6 1 7 1197 15 17 09 15 20 29 --- 17 22 21 77.2 41.2 -1.0 -126.5 193 F 1 2526 Next scan frequencies: 15277.49 15277.49 15285.49 15285.49 Next BBC frequencies: 677.49 677.49 685.49 685.49 15 20 29 1823+568 17 22 21 77.2 41.2 -1.0 -126.5 -6 1 7 2526 15 20 29 15 24 28 --- 17 26 21 77.7 39.7 -1.0 -128.8 233 F 1 4122 Next scan frequencies: 22227.49 22227.49 22235.49 22235.49 Next BBC frequencies: 727.49 727.49 735.49 735.49 15 24 28 1823+568 17 26 21 77.7 39.7 -1.0 -128.8 -6 1 7 4122 15 24 28 15 29 27 --- 17 31 21 78.2 37.6 -0.9 -131.9 293 F 1 6117 Next scan frequencies: 43127.49 43127.49 43135.49 43135.49 Next BBC frequencies: 727.49 727.49 735.49 735.49 15 29 27 1823+568 17 31 21 78.2 37.6 -0.9 -131.9 -6 1 7 6117 15 29 27 15 36 06 --- 17 38 01 78.8 34.4 -0.8 -136.4 393 F 1 8776 Next scan frequencies: 4982.49 4982.49 4990.49 4990.49 Next BBC frequencies: 882.49 882.49 890.49 890.49 15 36 40 1749+701 17 38 34 68.0 2.3 -0.2 -175.6 6 1 7 8776 15 36 40 15 39 39 --- 17 41 34 68.0 1.6 -0.1 -176.9 180 F 1 9973 Schedule for VLBA_BR (Code Br ) Page 11 Toroidal B fields in BL lac objects 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) ---------------------------------------------------------------------------------------- --- Thu 20 Feb 2003 Day 51 --- Next scan frequencies: 8407.49 8407.49 8415.49 8415.49 Next BBC frequencies: 807.49 807.49 815.49 815.49 15 39 39 1749+701 17 41 34 68.0 1.6 -0.1 -176.9 -6 1 7 9973 15 39 39 15 42 59 --- 17 44 54 68.0 0.8 -0.1 -178.4 193 F 1 11302 Next scan frequencies: 15277.49 15277.49 15285.49 15285.49 Next BBC frequencies: 677.49 677.49 685.49 685.49 15 42 59 1749+701 17 44 54 68.0 0.8 -0.1 -178.4 -6 1 7 11302 15 42 59 15 46 58 --- 17 48 54 68.0 -0.1 0.0 179.8 233 F 1 12898 Next scan frequencies: 22227.49 22227.49 22235.49 22235.49 Next BBC frequencies: 727.49 727.49 735.49 735.49 15 46 58 1749+701 17 48 54 68.0 -0.1 0.0 179.8 -6 1 7 12898 15 46 58 15 51 57 --- 17 53 54 68.0 -1.2 0.1 177.6 293 F 1 14893 Next scan frequencies: 43127.49 43127.49 43135.49 43135.49 Next BBC frequencies: 727.49 727.49 735.49 735.49 15 51 57 1749+701 17 53 54 68.0 -1.2 0.1 177.6 -6 1 7 14893 15 51 57 15 58 36 --- 18 00 34 68.0 -2.7 0.2 174.6 393 F 1 17552 Next scan frequencies: 4982.49 4982.49 4990.49 4990.49 Next BBC frequencies: 882.49 882.49 890.49 890.49 15 59 10 1823+568 18 01 08 80.6 19.6 -0.4 -155.8 2 1 8 17552 15 59 10 16 02 09 --- 18 04 08 80.8 17.3 -0.3 -158.7 180 R 1 16355 Next scan frequencies: 8407.49 8407.49 8415.49 8415.49 Next BBC frequencies: 807.49 807.49 815.49 815.49 16 02 09 1823+568 18 04 08 80.8 17.3 -0.3 -158.7 -6 1 8 16355 16 02 09 16 05 29 --- 18 07 28 80.9 14.6 -0.3 -162.1 193 R 1 15026 Next scan frequencies: 15277.49 15277.49 15285.49 15285.49 Next BBC frequencies: 677.49 677.49 685.49 685.49 16 05 29 1823+568 18 07 28 80.9 14.6 -0.3 -162.1 -6 1 8 15026 16 05 29 16 09 28 --- 18 11 28 81.1 11.2 -0.2 -166.2 233 R 1 13430 Schedule for VLBA_BR (Code Br ) Page 12 Toroidal B fields in BL lac objects 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) ---------------------------------------------------------------------------------------- --- Thu 20 Feb 2003 Day 51 --- Next scan frequencies: 22227.49 22227.49 22235.49 22235.49 Next BBC frequencies: 727.49 727.49 735.49 735.49 16 09 28 1823+568 18 11 28 81.1 11.2 -0.2 -166.2 -6 1 8 13430 16 09 28 16 14 27 --- 18 16 28 81.2 6.9 -0.1 -171.6 293 R 1 11435 Next scan frequencies: 43127.49 43127.49 43135.49 43135.49 Next BBC frequencies: 727.49 727.49 735.49 735.49 16 14 27 1823+568 18 16 28 81.2 6.9 -0.1 -171.6 -6 1 8 11435 16 14 27 16 21 06 --- 18 23 08 81.3 0.9 0.0 -178.9 393 R 1 8776 Next scan frequencies: 4982.49 4982.49 4990.49 4990.49 Next BBC frequencies: 882.49 882.49 890.49 890.49 16 21 40 1749+701 18 23 42 67.6 -7.9 0.6 164.4 0 1 8 8776 16 21 40 16 24 39 --- 18 26 42 67.6 -8.5 0.6 163.1 180 R 1 7579 Next scan frequencies: 8407.49 8407.49 8415.49 8415.49 Next BBC frequencies: 807.49 807.49 815.49 815.49 16 24 39 1749+701 18 26 42 67.6 -8.5 0.6 163.1 -6 1 8 7579 16 24 39 16 27 59 --- 18 30 02 67.5 -9.2 0.7 161.7 193 R 1 6250 Next scan frequencies: 15277.49 15277.49 15285.49 15285.49 Next BBC frequencies: 677.49 677.49 685.49 685.49 16 27 59 1749+701 18 30 02 67.5 -9.2 0.7 161.7 -6 1 8 6250 16 27 59 16 31 58 --- 18 34 02 67.4 -10.1 0.8 160.0 233 R 1 4654 Next scan frequencies: 22227.49 22227.49 22235.49 22235.49 Next BBC frequencies: 727.49 727.49 735.49 735.49 16 31 58 1749+701 18 34 02 67.4 -10.1 0.8 160.0 -6 1 8 4654 16 31 58 16 36 57 --- 18 39 02 67.2 -11.1 0.8 157.9 293 R 1 2659 Next scan frequencies: 43127.49 43127.49 43135.49 43135.49 Next BBC frequencies: 727.49 727.49 735.49 735.49 16 36 57 1749+701 18 39 02 67.2 -11.1 0.8 157.9 -6 1 8 2659 16 36 57 16 43 36 --- 18 45 42 67.0 -12.4 1.0 155.1 393 R 1 0 Schedule for VLBA_BR (Code Br ) Page 13 Toroidal B fields in BL lac objects 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) ---------------------------------------------------------------------------------------- --- Thu 20 Feb 2003 Day 51 --- Next scan frequencies: 4982.49 4982.49 4990.49 4990.49 Next BBC frequencies: 882.49 882.49 890.49 890.49 16 43 36 1749+701 18 45 42 67.0 -12.4 1.0 155.1 -6 1 9 0 16 43 36 16 46 36 --- 18 48 42 66.9 -13.0 1.0 153.8 174 F 1 1197 Next scan frequencies: 8407.49 8407.49 8415.49 8415.49 Next BBC frequencies: 807.49 807.49 815.49 815.49 16 46 36 1749+701 18 48 42 66.9 -13.0 1.0 153.8 -6 1 9 1197 16 46 36 16 49 55 --- 18 52 02 66.7 -13.7 1.1 152.4 193 F 1 2526 Next scan frequencies: 15277.49 15277.49 15285.49 15285.49 Next BBC frequencies: 677.49 677.49 685.49 685.49 16 49 55 1749+701 18 52 02 66.7 -13.7 1.1 152.4 -6 1 9 2526 16 49 55 16 53 54 --- 18 56 02 66.6 -14.4 1.1 150.8 233 F 1 4122 Next scan frequencies: 22227.49 22227.49 22235.49 22235.49 Next BBC frequencies: 727.49 727.49 735.49 735.49 16 53 54 1749+701 18 56 02 66.6 -14.4 1.1 150.8 -6 1 9 4122 16 53 54 16 58 54 --- 19 01 02 66.4 -15.3 1.2 148.8 293 F 1 6117 Next scan frequencies: 43127.49 43127.49 43135.49 43135.49 Next BBC frequencies: 727.49 727.49 735.49 735.49 16 58 54 1749+701 19 01 02 66.4 -15.3 1.2 148.8 -6 1 9 6117 16 58 54 17 05 32 --- 19 07 42 66.1 -16.5 1.3 146.1 393 F 1 8776 Next scan frequencies: 4982.49 4982.49 4990.49 4990.49 Next BBC frequencies: 882.49 882.49 890.49 890.49 17 06 05 1823+568 19 08 15 79.0 -33.3 0.7 137.9 1 1 9 8776 17 06 05 17 09 05 --- 19 11 15 78.7 -34.9 0.8 135.7 180 F 1 9973 Next scan frequencies: 8407.49 8407.49 8415.49 8415.49 Next BBC frequencies: 807.49 807.49 815.49 815.49 17 09 05 1823+568 19 11 15 78.7 -34.9 0.8 135.7 -6 1 9 9973 17 09 05 17 12 24 --- 19 14 35 78.4 -36.5 0.8 133.5 193 F 1 11302 Schedule for VLBA_BR (Code Br ) Page 14 Toroidal B fields in BL lac objects 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) ---------------------------------------------------------------------------------------- --- Thu 20 Feb 2003 Day 51 --- Next scan frequencies: 15277.49 15277.49 15285.49 15285.49 Next BBC frequencies: 677.49 677.49 685.49 685.49 17 12 24 1823+568 19 14 35 78.4 -36.5 0.8 133.5 -6 1 9 11302 17 12 24 17 16 24 --- 19 18 35 78.0 -38.3 0.9 130.9 233 F 1 12898 Next scan frequencies: 22227.49 22227.49 22235.49 22235.49 Next BBC frequencies: 727.49 727.49 735.49 735.49 17 16 24 1823+568 19 18 35 78.0 -38.3 0.9 130.9 -6 1 9 12898 17 16 24 17 21 23 --- 19 23 35 77.5 -40.3 1.0 127.8 293 F 1 14893 Next scan frequencies: 43127.49 43127.49 43135.49 43135.49 Next BBC frequencies: 727.49 727.49 735.49 735.49 17 21 23 1823+568 19 23 35 77.5 -40.3 1.0 127.8 -6 1 9 14893 17 21 23 17 28 02 --- 19 30 15 76.7 -42.7 1.1 124.1 393 F 1 17552 Next scan frequencies: 4982.49 4982.49 4990.49 4990.49 Next BBC frequencies: 882.49 882.49 890.49 890.49 17 30 01 1749+701 19 32 15 64.8 -20.4 1.7 136.8 90 1 10 17552 17 30 01 17 33 01 --- 19 35 15 64.6 -20.9 1.8 135.7 180 R 1 16355 Next scan frequencies: 8407.49 8407.49 8415.49 8415.49 Next BBC frequencies: 807.49 807.49 815.49 815.49 17 33 01 1749+701 19 35 15 64.6 -20.9 1.8 135.7 -6 1 10 16355 17 33 01 17 36 20 --- 19 38 35 64.4 -21.3 1.8 134.5 193 R 1 15026 Next scan frequencies: 15277.49 15277.49 15285.49 15285.49 Next BBC frequencies: 677.49 677.49 685.49 685.49 17 36 20 1749+701 19 38 35 64.4 -21.3 1.8 134.5 -6 1 10 15026 17 36 20 17 40 20 --- 19 42 35 64.1 -21.9 1.9 133.1 233 R 1 13430 Next scan frequencies: 22227.49 22227.49 22235.49 22235.49 Next BBC frequencies: 727.49 727.49 735.49 735.49 17 40 20 1749+701 19 42 35 64.1 -21.9 1.9 133.1 -6 1 10 13430 17 40 20 17 45 19 --- 19 47 35 63.8 -22.5 2.0 131.3 293 R 1 11435 Schedule for VLBA_BR (Code Br ) Page 15 Toroidal B fields in BL lac objects 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) ---------------------------------------------------------------------------------------- --- Thu 20 Feb 2003 Day 51 --- Next scan frequencies: 43127.49 43127.49 43135.49 43135.49 Next BBC frequencies: 727.49 727.49 735.49 735.49 17 45 19 1749+701 19 47 35 63.8 -22.5 2.0 131.3 -6 1 10 11435 17 45 19 17 51 58 --- 19 54 15 63.4 -23.4 2.1 129.0 393 R 1 8776 Next scan frequencies: 4982.49 4982.49 4990.49 4990.49 Next BBC frequencies: 882.49 882.49 890.49 890.49 17 52 28 1823+568 19 54 45 73.8 -49.0 1.5 112.9 3 1 10 8776 17 52 28 17 55 27 --- 19 57 45 73.4 -49.6 1.6 111.7 180 R 1 7579 Next scan frequencies: 8407.49 8407.49 8415.49 8415.49 Next BBC frequencies: 807.49 807.49 815.49 815.49 17 55 27 1823+568 19 57 45 73.4 -49.6 1.6 111.7 -6 1 10 7579 17 55 27 17 58 47 --- 20 01 05 73.0 -50.1 1.6 110.5 193 R 1 6250 Next scan frequencies: 15277.49 15277.49 15285.49 15285.49 Next BBC frequencies: 677.49 677.49 685.49 685.49 17 58 47 1823+568 20 01 05 73.0 -50.1 1.6 110.5 -6 1 10 6250 17 58 47 18 02 46 --- 20 05 05 72.5 -50.8 1.7 109.0 233 R 1 4654 Next scan frequencies: 22227.49 22227.49 22235.49 22235.49 Next BBC frequencies: 727.49 727.49 735.49 735.49 18 02 46 1823+568 20 05 05 72.5 -50.8 1.7 109.0 -6 1 10 4654 18 02 46 18 07 45 --- 20 10 05 71.8 -51.5 1.8 107.3 293 R 1 2659 Next scan frequencies: 43127.49 43127.49 43135.49 43135.49 Next BBC frequencies: 727.49 727.49 735.49 735.49 18 07 45 1823+568 20 10 05 71.8 -51.5 1.8 107.3 -6 1 10 2659 18 07 45 18 14 24 --- 20 16 45 71.0 -52.3 1.9 105.2 393 R 1 0 Next scan frequencies: 4982.49 4982.49 4990.49 4990.49 Next BBC frequencies: 882.49 882.49 890.49 890.49 18 14 56 1749+701 20 17 17 61.8 -25.8 2.5 121.4 7 1 11 0 18 14 56 18 17 56 --- 20 20 17 61.6 -26.1 2.5 120.4 180 F 1 1197 Schedule for VLBA_BR (Code Br ) Page 16 Toroidal B fields in BL lac objects 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) ---------------------------------------------------------------------------------------- --- Thu 20 Feb 2003 Day 51 --- Next scan frequencies: 8407.49 8407.49 8415.49 8415.49 Next BBC frequencies: 807.49 807.49 815.49 815.49 18 17 56 1749+701 20 20 17 61.6 -26.1 2.5 120.4 -6 1 11 1197 18 17 56 18 21 15 --- 20 23 37 61.3 -26.4 2.6 119.4 193 F 1 2526 Next scan frequencies: 15277.49 15277.49 15285.49 15285.49 Next BBC frequencies: 677.49 677.49 685.49 685.49 18 21 15 1749+701 20 23 37 61.3 -26.4 2.6 119.4 -6 1 11 2526 18 21 15 18 25 14 --- 20 27 37 61.0 -26.7 2.7 118.2 233 F 1 4122 Next scan frequencies: 22227.49 22227.49 22235.49 22235.49 Next BBC frequencies: 727.49 727.49 735.49 735.49 18 25 14 1749+701 20 27 37 61.0 -26.7 2.7 118.2 -6 1 11 4122 18 25 14 18 30 13 --- 20 32 37 60.6 -27.1 2.7 116.6 293 F 1 6117 Next scan frequencies: 43127.49 43127.49 43135.49 43135.49 Next BBC frequencies: 727.49 727.49 735.49 735.49 18 30 13 1749+701 20 32 37 60.6 -27.1 2.7 116.6 -6 1 11 6117 18 30 13 18 36 52 --- 20 39 17 60.1 -27.6 2.8 114.6 393 F 1 8776 Next scan frequencies: 4982.49 4982.49 4990.49 4990.49 Next BBC frequencies: 882.49 882.49 890.49 890.49 18 36 52 1749+701 20 39 17 60.1 -27.6 2.8 114.6 -6 1 11 8776 18 36 52 18 42 21 --- 20 44 47 59.7 -28.0 2.9 113.0 323 F 1 10970 Next scan frequencies: 8407.49 8407.49 8415.49 8415.49 Next BBC frequencies: 807.49 807.49 815.49 815.49 18 42 21 1749+701 20 44 47 59.7 -28.0 2.9 113.0 -6 1 11 10970 18 42 21 18 47 51 --- 20 50 17 59.3 -28.4 3.0 111.4 323 F 1 13164 Next scan frequencies: 15277.49 15277.49 15285.49 15285.49 Next BBC frequencies: 677.49 677.49 685.49 685.49 18 47 51 1749+701 20 50 17 59.3 -28.4 3.0 111.4 -6 1 11 13164 18 47 51 18 53 20 --- 20 55 47 58.8 -28.7 3.1 109.9 323 F 1 15358 Schedule for VLBA_BR (Code Br ) Page 17 Toroidal B fields in BL lac objects 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) ---------------------------------------------------------------------------------------- --- Thu 20 Feb 2003 Day 51 --- Next scan frequencies: 22227.49 22227.49 22235.49 22235.49 Next BBC frequencies: 727.49 727.49 735.49 735.49 18 53 20 1749+701 20 55 47 58.8 -28.7 3.1 109.9 -6 1 11 15358 18 53 20 18 58 49 --- 21 01 17 58.4 -29.0 3.2 108.3 323 F 1 17552 Next scan frequencies: 4982.49 4982.49 4990.49 4990.49 Next BBC frequencies: 882.49 882.49 890.49 890.49 18 59 22 1823+568 21 01 50 64.9 -54.9 2.6 93.3 10 1 12 17552 18 59 22 19 02 22 --- 21 04 50 64.5 -54.9 2.7 92.6 180 R 1 16355 Next scan frequencies: 8407.49 8407.49 8415.49 8415.49 Next BBC frequencies: 807.49 807.49 815.49 815.49 19 02 22 1823+568 21 04 50 64.5 -54.9 2.7 92.6 -6 1 12 16355 19 02 22 19 05 41 --- 21 08 10 64.0 -55.0 2.7 91.9 193 R 1 15026 Next scan frequencies: 15277.49 15277.49 15285.49 15285.49 Next BBC frequencies: 677.49 677.49 685.49 685.49 19 05 41 1823+568 21 08 10 64.0 -55.0 2.7 91.9 -6 1 12 15026 19 05 41 19 09 40 --- 21 12 10 63.5 -55.0 2.8 91.0 233 R 1 13430 Next scan frequencies: 22227.49 22227.49 22235.49 22235.49 Next BBC frequencies: 727.49 727.49 735.49 735.49 19 09 40 1823+568 21 12 10 63.5 -55.0 2.8 91.0 -6 1 12 13430 19 09 40 19 14 40 --- 21 17 10 62.8 -55.0 2.9 90.0 293 R 1 11435 Next scan frequencies: 43127.49 43127.49 43135.49 43135.49 Next BBC frequencies: 727.49 727.49 735.49 735.49 19 14 40 1823+568 21 17 10 62.8 -55.0 2.9 90.0 -6 1 12 11435 19 14 40 19 21 19 --- 21 23 50 61.9 -55.0 3.0 88.6 393 R 1 8776 Next scan frequencies: 4982.49 4982.49 4990.49 4990.49 Next BBC frequencies: 882.49 882.49 890.49 890.49 19 21 52 1749+701 21 24 24 56.5 -29.9 3.6 102.1 11 1 12 8776 19 21 52 19 24 52 --- 21 27 24 56.2 -30.0 3.6 101.3 180 R 1 7579 Schedule for VLBA_BR (Code Br ) Page 18 Toroidal B fields in BL lac objects 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) ---------------------------------------------------------------------------------------- --- Thu 20 Feb 2003 Day 51 --- Next scan frequencies: 8407.49 8407.49 8415.49 8415.49 Next BBC frequencies: 807.49 807.49 815.49 815.49 19 24 52 1749+701 21 27 24 56.2 -30.0 3.6 101.3 -6 1 12 7579 19 24 52 19 28 11 --- 21 30 44 56.0 -30.1 3.7 100.4 193 R 1 6250 Next scan frequencies: 15277.49 15277.49 15285.49 15285.49 Next BBC frequencies: 677.49 677.49 685.49 685.49 19 28 11 1749+701 21 30 44 56.0 -30.1 3.7 100.4 -6 1 12 6250 19 28 11 19 32 11 --- 21 34 44 55.6 -30.2 3.8 99.4 233 R 1 4654 Next scan frequencies: 22227.49 22227.49 22235.49 22235.49 Next BBC frequencies: 727.49 727.49 735.49 735.49 19 32 11 1749+701 21 34 44 55.6 -30.2 3.8 99.4 -6 1 12 4654 19 32 11 19 37 10 --- 21 39 44 55.2 -30.3 3.9 98.1 293 R 1 2659 Next scan frequencies: 43127.49 43127.49 43135.49 43135.49 Next BBC frequencies: 727.49 727.49 735.49 735.49 19 37 10 1749+701 21 39 44 55.2 -30.3 3.9 98.1 -6 1 12 2659 19 37 10 19 43 49 --- 21 46 24 54.6 -30.5 4.0 96.5 393 R 1 0 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. Setup file: bg114.6cm Matches group v6cm_2 in /home/filehost/cwalker/sched/catalogs/freq.dat Setup group: 1 Station: VLBA Total bit rate: 128 Format: VLBA1:4 Bits per sample: 2 Sample rate: 16.000 Number of channels: 4 Passes/head pos: 1 Speedup factor: 2.00 Tape speeds: Low density - 133.330 ips, High density - 80.00 ips Time per pass for 17600 ft, High density tapes is: 00:44:00 1st LO= 4100.00 4100.00 4100.00 4100.00 Net SB= U U U U Pol. = RCP LCP RCP LCP BBC = 1 2 3 4 BBC SB= U U U U IF = 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: 1 Setup file default. Used pcal sets: 1 LO sum= 4982.49 4982.49 4990.49 4990.49 BBC fr= 882.49 882.49 890.49 890.49 Bandwd= 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 S1 S3 S1 S2 S3 S4 PCALXB2= S2 S4 S2 S4 M1 M2 M3 M4 PCALFR1= 510 510 6510 6510 0 0 0 0 PCALFR2= 510 510 6510 6510 0 0 0 0 Track assignments are: track1= 2, 18, 3, 19 barrel=roll_auto Setup file: bg114.4cm Matches group v4cm_3 in /home/filehost/cwalker/sched/catalogs/freq.dat Setup group: 2 Station: VLBA Total bit rate: 128 Format: VLBA1:4 Bits per sample: 2 Sample rate: 16.000 Number of channels: 4 Passes/head pos: 1 Speedup factor: 2.00 Tape speeds: Low density - 133.330 ips, High density - 80.00 ips Time per pass for 17600 ft, High density tapes is: 00:44:00 1st LO= 7600.00 7600.00 7600.00 7600.00 Net SB= U U U U Pol. = RCP LCP RCP LCP BBC = 1 2 3 4 BBC SB= U U U U IF = 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: 1 LO sum= 8407.49 8407.49 8415.49 8415.49 BBC fr= 807.49 807.49 815.49 815.49 Bandwd= 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 S1 S3 S1 S2 S3 S4 PCALXB2= S2 S4 S2 S4 M1 M2 M3 M4 PCALFR1= 510 510 6510 6510 0 0 0 0 PCALFR2= 510 510 6510 6510 0 0 0 0 Track assignments are: track1= 2, 18, 3, 19 barrel=roll_auto Setup file: bg114.2cm Matches group v2cm_d3 in /home/filehost/cwalker/sched/catalogs/freq.dat Fourth 2cm filter Setup group: 3 Station: VLBA Total bit rate: 128 Format: VLBA1:4 Bits per sample: 2 Sample rate: 16.000 Number of channels: 4 Passes/head pos: 1 Speedup factor: 2.00 Tape speeds: Low density - 133.330 ips, High density - 80.00 ips Time per pass for 17600 ft, High density tapes is: 00:44:00 1st LO= 14600.00 14600.00 14600.00 14600.00 Net SB= U U U U Pol. = RCP LCP RCP LCP BBC = 1 2 3 4 BBC SB= U U U U IF = B D B D VLBA FE= omit 2cm omit 2cm VLBA Synth= 14.6 10.9 10.9 The following frequency sets based on this setup were used. Frequency Set: 3 Setup file default. Used pcal sets: 1 LO sum= 15277.49 15277.49 15285.49 15285.49 BBC fr= 677.49 677.49 685.49 685.49 Bandwd= 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 S1 S3 S1 S2 S3 S4 PCALXB2= S2 S4 S2 S4 M1 M2 M3 M4 PCALFR1= 510 510 6510 6510 0 0 0 0 PCALFR2= 510 510 6510 6510 0 0 0 0 Track assignments are: track1= 2, 18, 3, 19 barrel=roll_auto Setup file: bg114.1cm Matches group v1cm_b3 in /home/filehost/cwalker/sched/catalogs/freq.dat Setup group: 4 Station: VLBA Total bit rate: 128 Format: VLBA1:4 Bits per sample: 2 Sample rate: 16.000 Number of channels: 4 Passes/head pos: 1 Speedup factor: 2.00 Tape speeds: Low density - 133.330 ips, High density - 80.00 ips Time per pass for 17600 ft, High density tapes is: 00:44:00 1st LO= 21500.00 21500.00 21500.00 21500.00 Net SB= U U U U Pol. = RCP LCP RCP LCP BBC = 1 2 3 4 BBC SB= U U U U IF = B D B D VLBA FE= omit 1cm omit 1cm VLBA Synth= 9.1 15.4 12.4 The following frequency sets based on this setup were used. Frequency Set: 4 Setup file default. Used pcal sets: 1 LO sum= 22227.49 22227.49 22235.49 22235.49 BBC fr= 727.49 727.49 735.49 735.49 Bandwd= 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 S1 S3 S1 S2 S3 S4 PCALXB2= S2 S4 S2 S4 M1 M2 M3 M4 PCALFR1= 510 510 6510 6510 0 0 0 0 PCALFR2= 510 510 6510 6510 0 0 0 0 Track assignments are: track1= 2, 18, 3, 19 barrel=roll_auto Setup file: bg114.7mm Matches group v7mm_c8 in /home/filehost/cwalker/sched/catalogs/freq.dat Setup group: 5 Station: VLBA Total bit rate: 128 Format: VLBA1:4 Bits per sample: 2 Sample rate: 16.000 Number of channels: 4 Passes/head pos: 1 Speedup factor: 2.00 Tape speeds: Low density - 133.330 ips, High density - 80.00 ips Time per pass for 17600 ft, High density tapes is: 00:44:00 1st LO= 42400.00 42400.00 42400.00 42400.00 Net SB= U U U U Pol. = RCP LCP RCP LCP BBC = 1 2 3 4 BBC SB= U U U U IF = A C A C VLBA FE= 7mm omit 7mm omit VLBA Synth= 15.4 7.6 11.6 The following frequency sets based on this setup were used. Frequency Set: 5 Setup file default. Used pcal sets: 1 LO sum= 43127.49 43127.49 43135.49 43135.49 BBC fr= 727.49 727.49 735.49 735.49 Bandwd= 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 S1 S3 S1 S2 S3 S4 PCALXB2= S2 S4 S2 S4 M1 M2 M3 M4 PCALFR1= 510 510 6510 6510 0 0 0 0 PCALFR2= 510 510 6510 6510 0 0 0 0 Track assignments are: track1= 2, 18, 3, 19 barrel=roll_auto SOURCE LIST -- Toroidal B fields in BL lac objects 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). Source Source position (RA/Dec) (B1950) (J2000) (Date) J1748+7005 17 49 03.391128 * 17 48 32.840233 17 48 29.313170 * 1749+701 70 06 39.62691 * 70 05 50.76882 70 05 24.97696 J1748+70 /home/filehost/cwalker/sched/catalogs/sources.vlba ICRF - Ext.1 Source - 1998 IERS Annual Report J1824+5651 18 23 14.951494 * 18 24 07.068372 18 24 08.545655 * 1823+568 56 49 18.07207 * 56 51 01.49088 56 50 46.25051 J1824+56 /home/filehost/cwalker/sched/catalogs/sources.vlba ICRF - Ext.1 Source - 1998 IERS Annual Report 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) 1749+701 92.6 1823+568 82.6 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