COVER INFORMATION Station: VLBA_PT (Code Pt ) 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_PT (Code Pt ) 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 13 30 00 40.6 23.9 -4.3 -100.7 0 1 1 0 10 42 38 10 45 38 --- 13 33 00 40.8 23.8 -4.3 -101.4 180 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 13 33 00 40.8 23.8 -4.3 -101.4 -6 1 1 1197 10 45 38 10 48 57 --- 13 36 20 41.1 23.8 -4.2 -102.3 193 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 13 36 20 41.1 23.8 -4.2 -102.3 -6 1 1 2526 10 48 57 10 52 57 --- 13 40 20 41.4 23.7 -4.1 -103.3 233 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 13 40 20 41.4 23.7 -4.1 -103.3 -6 1 1 4122 10 52 57 10 57 56 --- 13 45 20 41.8 23.5 -4.1 -104.6 293 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 10 57 56 1749+701 13 45 20 41.8 23.5 -4.1 -104.6 -6 1 1 6117 10 57 56 11 04 35 --- 13 52 00 42.4 23.3 -3.9 -106.3 393 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 52 00 42.4 23.3 -3.9 -106.3 -6 1 1 8776 11 04 35 11 10 04 --- 13 57 30 42.8 23.1 -3.8 -107.7 323 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 57 30 42.8 23.1 -3.8 -107.7 -6 1 1 10970 11 10 04 11 15 33 --- 14 03 00 43.3 22.9 -3.8 -109.1 323 F 1 13164 Schedule for VLBA_PT (Code Pt ) 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 14 03 00 43.3 22.9 -3.8 -109.1 -6 1 1 13164 11 15 33 11 21 02 --- 14 08 30 43.7 22.7 -3.7 -110.5 323 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 14 08 30 43.7 22.7 -3.7 -110.5 -6 1 1 15358 11 21 02 11 26 31 --- 14 14 00 44.2 22.5 -3.6 -112.0 323 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 14 14 28 42.9 41.4 -4.2 -90.9 10 1 2 17552 11 26 59 11 29 59 --- 14 17 28 43.3 41.4 -4.1 -91.6 180 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 11 29 59 1823+568 14 17 28 43.3 41.4 -4.1 -91.6 -6 1 2 16355 11 29 59 11 33 18 --- 14 20 48 43.8 41.4 -4.1 -92.3 193 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 14 20 48 43.8 41.4 -4.1 -92.3 -6 1 2 15026 11 33 18 11 37 18 --- 14 24 48 44.3 41.4 -4.0 -93.2 233 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 14 24 48 44.3 41.4 -4.0 -93.2 -6 1 2 13430 11 37 18 11 42 17 --- 14 29 48 45.0 41.3 -3.9 -94.2 293 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 14 29 48 45.0 41.3 -3.9 -94.2 -6 1 2 11435 11 42 17 11 48 56 --- 14 36 28 45.9 41.2 -3.8 -95.7 393 R 1 8776 Schedule for VLBA_PT (Code Pt ) 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 14 36 58 45.9 21.3 -3.2 -118.2 11 1 2 8776 11 49 26 11 52 25 --- 14 39 58 46.2 21.1 -3.1 -119.1 180 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 11 52 25 1749+701 14 39 58 46.2 21.1 -3.1 -119.1 -6 1 2 7579 11 52 25 11 55 45 --- 14 43 18 46.4 20.9 -3.1 -120.0 193 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 14 43 18 46.4 20.9 -3.1 -120.0 -6 1 2 6250 11 55 45 11 59 44 --- 14 47 18 46.7 20.7 -3.0 -121.1 233 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 47 18 46.7 20.7 -3.0 -121.1 -6 1 2 4654 11 59 44 12 04 43 --- 14 52 18 47.1 20.3 -2.9 -122.5 293 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 52 18 47.1 20.3 -2.9 -122.5 -6 1 2 2659 12 04 43 12 11 22 --- 14 58 58 47.5 19.9 -2.8 -124.4 393 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 59 30 49.0 40.5 -3.4 -101.0 12 1 3 0 12 11 54 12 14 53 --- 15 02 30 49.4 40.4 -3.4 -101.8 180 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 12 14 53 1823+568 15 02 30 49.4 40.4 -3.4 -101.8 -6 1 3 1197 12 14 53 12 18 13 --- 15 05 50 49.9 40.3 -3.3 -102.6 193 F 1 2526 Schedule for VLBA_PT (Code Pt ) 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 15 05 50 49.9 40.3 -3.3 -102.6 -6 1 3 2526 12 18 13 12 22 12 --- 15 09 50 50.4 40.1 -3.2 -103.6 233 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 15 09 50 50.4 40.1 -3.2 -103.6 -6 1 3 4122 12 22 12 12 27 11 --- 15 14 50 51.1 39.8 -3.2 -104.8 293 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 12 27 11 1823+568 15 14 50 51.1 39.8 -3.2 -104.8 -6 1 3 6117 12 27 11 12 33 50 --- 15 21 30 52.0 39.4 -3.0 -106.5 393 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 15 22 03 49.1 18.1 -2.4 -131.2 13 1 3 8776 12 34 23 12 37 23 --- 15 25 03 49.3 17.8 -2.4 -132.1 180 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 12 37 23 1749+701 15 25 03 49.3 17.8 -2.4 -132.1 -6 1 3 9973 12 37 23 12 40 42 --- 15 28 23 49.5 17.5 -2.3 -133.1 193 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 15 28 23 49.5 17.5 -2.3 -133.1 -6 1 3 11302 12 40 42 12 44 41 --- 15 32 23 49.7 17.1 -2.3 -134.3 233 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 15 32 23 49.7 17.1 -2.3 -134.3 -6 1 3 12898 12 44 41 12 49 41 --- 15 37 23 50.0 16.7 -2.2 -135.9 293 F 1 14893 Schedule for VLBA_PT (Code Pt ) 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 15 37 23 50.0 16.7 -2.2 -135.9 -6 1 3 14893 12 49 41 12 56 19 --- 15 44 03 50.4 16.0 -2.1 -137.9 393 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 15 46 03 50.5 15.8 -2.0 -138.6 113 1 4 17552 12 58 19 13 03 48 --- 15 51 33 50.8 15.3 -1.9 -140.3 329 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 51 33 50.8 15.3 -1.9 -140.3 -6 1 4 15358 13 03 48 13 09 17 --- 15 57 03 51.1 14.7 -1.9 -142.0 323 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 57 03 51.1 14.7 -1.9 -142.0 -6 1 4 13164 13 09 17 13 14 46 --- 16 02 33 51.4 14.1 -1.8 -143.8 323 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 16 02 33 51.4 14.1 -1.8 -143.8 -6 1 4 10970 13 14 46 13 20 16 --- 16 08 03 51.7 13.5 -1.7 -145.6 323 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 16 08 37 57.9 35.0 -2.3 -120.0 13 1 4 8776 13 20 49 13 23 49 --- 16 11 37 58.2 34.6 -2.2 -121.0 180 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 16 11 37 58.2 34.6 -2.2 -121.0 -6 1 4 7579 13 23 49 13 27 08 --- 16 14 57 58.6 34.1 -2.2 -122.1 193 R 1 6250 Schedule for VLBA_PT (Code Pt ) 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 16 14 57 58.6 34.1 -2.2 -122.1 -6 1 4 6250 13 27 08 13 31 07 --- 16 18 57 59.1 33.6 -2.1 -123.4 233 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 13 31 07 1823+568 16 18 57 59.1 33.6 -2.1 -123.4 -6 1 4 4654 13 31 07 13 36 07 --- 16 23 57 59.6 32.8 -2.0 -125.1 293 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 13 36 07 1823+568 16 23 57 59.6 32.8 -2.0 -125.1 -6 1 4 2659 13 36 07 13 42 45 --- 16 30 37 60.4 31.7 -1.9 -127.4 393 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 16 31 10 52.7 10.7 -1.3 -153.2 12 1 5 0 13 43 19 13 46 18 --- 16 34 10 52.8 10.3 -1.2 -154.2 180 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 13 46 18 1749+701 16 34 10 52.8 10.3 -1.2 -154.2 -6 1 5 1197 13 46 18 13 49 38 --- 16 37 30 52.9 9.9 -1.2 -155.3 193 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 13 49 38 1749+701 16 37 30 52.9 9.9 -1.2 -155.3 -6 1 5 2526 13 49 38 13 53 37 --- 16 41 30 53.1 9.4 -1.1 -156.7 233 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 16 41 30 53.1 9.4 -1.1 -156.7 -6 1 5 4122 13 53 37 13 58 36 --- 16 46 30 53.2 8.7 -1.0 -158.4 293 F 1 6117 Schedule for VLBA_PT (Code Pt ) 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 46 30 53.2 8.7 -1.0 -158.4 -6 1 5 6117 13 58 36 14 05 15 --- 16 53 10 53.4 7.9 -0.9 -160.6 393 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 53 43 62.7 27.3 -1.5 -136.1 8 1 5 8776 14 05 48 14 08 47 --- 16 56 43 63.0 26.7 -1.5 -137.3 180 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 56 43 63.0 26.7 -1.5 -137.3 -6 1 5 9973 14 08 47 14 12 07 --- 17 00 03 63.3 25.9 -1.4 -138.7 193 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 17 00 03 63.3 25.9 -1.4 -138.7 -6 1 5 11302 14 12 07 14 16 06 --- 17 04 03 63.7 25.0 -1.3 -140.4 233 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 17 04 03 63.7 25.0 -1.3 -140.4 -6 1 5 12898 14 16 06 14 21 05 --- 17 09 03 64.1 23.8 -1.3 -142.5 293 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 17 09 03 64.1 23.8 -1.3 -142.5 -6 1 5 14893 14 21 05 14 27 44 --- 17 15 43 64.6 22.1 -1.1 -145.4 393 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 17 16 16 53.9 4.6 -0.5 -168.7 6 1 6 17552 14 28 17 14 31 17 --- 17 19 16 54.0 4.2 -0.5 -169.7 180 R 1 16355 Schedule for VLBA_PT (Code Pt ) 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 17 19 16 54.0 4.2 -0.5 -169.7 -6 1 6 16355 14 31 17 14 34 36 --- 17 22 36 54.0 3.7 -0.4 -170.9 193 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 17 22 36 54.0 3.7 -0.4 -170.9 -6 1 6 15026 14 34 36 14 38 36 --- 17 26 36 54.1 3.2 -0.4 -172.3 233 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 17 26 36 54.1 3.2 -0.4 -172.3 -6 1 6 13430 14 38 36 14 43 35 --- 17 31 36 54.1 2.5 -0.3 -174.0 293 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 14 43 35 1749+701 17 31 36 54.1 2.5 -0.3 -174.0 -6 1 6 11435 14 43 35 14 50 14 --- 17 38 16 54.2 1.5 -0.2 -176.4 393 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 17 38 16 54.2 1.5 -0.2 -176.4 -6 1 6 8776 14 50 14 14 55 43 --- 17 43 46 54.2 0.7 -0.1 -178.3 323 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 17 43 46 54.2 0.7 -0.1 -178.3 -6 1 6 6582 14 55 43 15 01 12 --- 17 49 16 54.2 -0.1 0.0 179.7 323 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 49 16 54.2 -0.1 0.0 179.7 -6 1 6 4388 15 01 12 15 06 41 --- 17 54 46 54.2 -0.9 0.1 177.8 323 R 1 2194 Schedule for VLBA_PT (Code Pt ) 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 54 46 54.2 -0.9 0.1 177.8 -6 1 6 2194 15 06 41 15 12 10 --- 18 00 16 54.2 -1.7 0.2 175.8 323 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 18 02 16 67.1 7.7 -0.4 -168.3 88 1 7 0 15 14 10 15 17 09 --- 18 05 16 67.2 6.7 -0.3 -169.9 180 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 18 05 16 67.2 6.7 -0.3 -169.9 -6 1 7 1197 15 17 09 15 20 29 --- 18 08 36 67.3 5.5 -0.3 -171.7 193 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 18 08 36 67.3 5.5 -0.3 -171.7 -6 1 7 2526 15 20 29 15 24 28 --- 18 12 36 67.4 4.1 -0.2 -173.8 233 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 18 12 36 67.4 4.1 -0.2 -173.8 -6 1 7 4122 15 24 28 15 29 27 --- 18 17 36 67.4 2.3 -0.1 -176.5 293 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 18 17 36 67.4 2.3 -0.1 -176.5 -6 1 7 6117 15 29 27 15 36 06 --- 18 24 16 67.5 0.0 0.0 179.9 393 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 18 24 50 53.9 -5.2 0.6 167.2 0 1 7 8776 15 36 40 15 39 39 --- 18 27 50 53.8 -5.7 0.7 166.2 180 F 1 9973 Schedule for VLBA_PT (Code Pt ) 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 18 27 50 53.8 -5.7 0.7 166.2 -6 1 7 9973 15 39 39 15 42 59 --- 18 31 10 53.7 -6.1 0.7 165.0 193 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 15 42 59 1749+701 18 31 10 53.7 -6.1 0.7 165.0 -6 1 7 11302 15 42 59 15 46 58 --- 18 35 10 53.6 -6.7 0.8 163.6 233 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 18 35 10 53.6 -6.7 0.8 163.6 -6 1 7 12898 15 46 58 15 51 57 --- 18 40 10 53.5 -7.4 0.9 161.9 293 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 18 40 10 53.5 -7.4 0.9 161.9 -6 1 7 14893 15 51 57 15 58 36 --- 18 46 50 53.3 -8.3 1.0 159.6 393 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 47 23 67.1 -8.2 0.4 167.6 0 1 8 17552 15 59 10 16 02 09 --- 18 50 23 67.0 -9.2 0.4 166.0 180 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 50 23 67.0 -9.2 0.4 166.0 -6 1 8 16355 16 02 09 16 05 29 --- 18 53 43 66.9 -10.3 0.5 164.3 193 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 53 43 66.9 -10.3 0.5 164.3 -6 1 8 15026 16 05 29 16 09 28 --- 18 57 43 66.7 -11.7 0.6 162.2 233 R 1 13430 Schedule for VLBA_PT (Code Pt ) 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 57 43 66.7 -11.7 0.6 162.2 -6 1 8 13430 16 09 28 16 14 27 --- 19 02 43 66.5 -13.3 0.6 159.7 293 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 19 02 43 66.5 -13.3 0.6 159.7 -6 1 8 11435 16 14 27 16 21 06 --- 19 09 23 66.2 -15.4 0.8 156.3 393 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 19 09 57 52.5 -11.2 1.4 151.8 0 1 8 8776 16 21 40 16 24 39 --- 19 12 57 52.4 -11.6 1.4 150.8 180 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 16 24 39 1749+701 19 12 57 52.4 -11.6 1.4 150.8 -6 1 8 7579 16 24 39 16 27 59 --- 19 16 17 52.3 -12.0 1.5 149.7 193 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 19 16 17 52.3 -12.0 1.5 149.7 -6 1 8 6250 16 27 59 16 31 58 --- 19 20 17 52.1 -12.5 1.5 148.4 233 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 16 31 58 1749+701 19 20 17 52.1 -12.5 1.5 148.4 -6 1 8 4654 16 31 58 16 36 57 --- 19 25 17 51.9 -13.1 1.6 146.8 293 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 19 25 17 51.9 -13.1 1.6 146.8 -6 1 8 2659 16 36 57 16 43 36 --- 19 31 57 51.5 -13.8 1.7 144.6 393 R 1 0 Schedule for VLBA_PT (Code Pt ) 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 19 31 57 51.5 -13.8 1.7 144.6 -6 1 9 0 16 43 36 16 46 36 --- 19 34 57 51.4 -14.1 1.8 143.6 174 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 19 34 57 51.4 -14.1 1.8 143.6 -6 1 9 1197 16 46 36 16 49 55 --- 19 38 17 51.2 -14.5 1.8 142.6 193 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 19 38 17 51.2 -14.5 1.8 142.6 -6 1 9 2526 16 49 55 16 53 54 --- 19 42 17 51.0 -14.9 1.9 141.3 233 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 19 42 17 51.0 -14.9 1.9 141.3 -6 1 9 4122 16 53 54 16 58 54 --- 19 47 17 50.7 -15.5 2.0 139.7 293 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 47 17 50.7 -15.5 2.0 139.7 -6 1 9 6117 16 58 54 17 05 32 --- 19 53 57 50.4 -16.1 2.1 137.6 393 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 17 06 05 1823+568 19 54 30 62.7 -27.3 1.5 136.2 2 1 9 8776 17 06 05 17 09 05 --- 19 57 30 62.5 -27.9 1.6 135.0 180 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 57 30 62.5 -27.9 1.6 135.0 -6 1 9 9973 17 09 05 17 12 24 --- 20 00 50 62.1 -28.6 1.6 133.7 193 F 1 11302 Schedule for VLBA_PT (Code Pt ) 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 20 00 50 62.1 -28.6 1.6 133.7 -6 1 9 11302 17 12 24 17 16 24 --- 20 04 50 61.7 -29.4 1.7 132.1 233 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 17 16 24 1823+568 20 04 50 61.7 -29.4 1.7 132.1 -6 1 9 12898 17 16 24 17 21 23 --- 20 09 50 61.2 -30.4 1.8 130.2 293 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 20 09 50 61.2 -30.4 1.8 130.2 -6 1 9 14893 17 21 23 17 28 02 --- 20 16 30 60.5 -31.5 1.9 127.8 393 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 20 18 30 48.9 -18.4 2.5 130.2 90 1 10 17552 17 30 01 17 33 01 --- 20 21 30 48.7 -18.6 2.6 129.3 180 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 20 21 30 48.7 -18.6 2.6 129.3 -6 1 10 16355 17 33 01 17 36 20 --- 20 24 50 48.4 -18.9 2.6 128.3 193 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 20 24 50 48.4 -18.9 2.6 128.3 -6 1 10 15026 17 36 20 17 40 20 --- 20 28 50 48.2 -19.2 2.7 127.1 233 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 20 28 50 48.2 -19.2 2.7 127.1 -6 1 10 13430 17 40 20 17 45 19 --- 20 33 50 47.8 -19.6 2.8 125.6 293 R 1 11435 Schedule for VLBA_PT (Code Pt ) 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 20 33 50 47.8 -19.6 2.8 125.6 -6 1 10 11435 17 45 19 17 51 58 --- 20 40 30 47.4 -20.1 2.9 123.7 393 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 20 41 00 57.7 -35.1 2.3 119.6 3 1 10 8776 17 52 28 17 55 27 --- 20 44 00 57.4 -35.5 2.3 118.6 180 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 20 44 00 57.4 -35.5 2.3 118.6 -6 1 10 7579 17 55 27 17 58 47 --- 20 47 20 57.0 -35.9 2.4 117.6 193 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 47 20 57.0 -35.9 2.4 117.6 -6 1 10 6250 17 58 47 18 02 46 --- 20 51 20 56.5 -36.4 2.5 116.4 233 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 18 02 46 1823+568 20 51 20 56.5 -36.4 2.5 116.4 -6 1 10 4654 18 02 46 18 07 45 --- 20 56 20 55.8 -36.9 2.5 114.9 293 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 18 07 45 1823+568 20 56 20 55.8 -36.9 2.5 114.9 -6 1 10 2659 18 07 45 18 14 24 --- 21 03 00 55.0 -37.6 2.6 113.0 393 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 21 03 32 45.7 -21.5 3.3 117.3 7 1 11 0 18 14 56 18 17 56 --- 21 06 32 45.4 -21.7 3.3 116.4 180 F 1 1197 Schedule for VLBA_PT (Code Pt ) 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 21 06 32 45.4 -21.7 3.3 116.4 -6 1 11 1197 18 17 56 18 21 15 --- 21 09 52 45.2 -21.8 3.4 115.5 193 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 18 21 15 1749+701 21 09 52 45.2 -21.8 3.4 115.5 -6 1 11 2526 18 21 15 18 25 14 --- 21 13 52 44.9 -22.0 3.4 114.4 233 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 18 25 14 1749+701 21 13 52 44.9 -22.0 3.4 114.4 -6 1 11 4122 18 25 14 18 30 13 --- 21 18 52 44.5 -22.3 3.5 113.1 293 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 21 18 52 44.5 -22.3 3.5 113.1 -6 1 11 6117 18 30 13 18 36 52 --- 21 25 32 44.0 -22.6 3.6 111.3 393 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 21 25 32 44.0 -22.6 3.6 111.3 -6 1 11 8776 18 36 52 18 42 21 --- 21 31 02 43.5 -22.8 3.7 109.9 323 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 21 31 02 43.5 -22.8 3.7 109.9 -6 1 11 10970 18 42 21 18 47 51 --- 21 36 32 43.1 -23.0 3.8 108.4 323 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 21 36 32 43.1 -23.0 3.8 108.4 -6 1 11 13164 18 47 51 18 53 20 --- 21 42 02 42.6 -23.2 3.9 107.0 323 F 1 15358 Schedule for VLBA_PT (Code Pt ) 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 21 42 02 42.6 -23.2 3.9 107.0 -6 1 11 15358 18 53 20 18 58 49 --- 21 47 32 42.2 -23.4 4.0 105.6 323 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 48 05 49.1 -40.5 3.4 101.2 14 1 12 17552 18 59 22 19 02 22 --- 21 51 05 48.7 -40.6 3.4 100.5 180 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 51 05 48.7 -40.6 3.4 100.5 -6 1 12 16355 19 02 22 19 05 41 --- 21 54 25 48.3 -40.7 3.5 99.7 193 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 54 25 48.3 -40.7 3.5 99.7 -6 1 12 15026 19 05 41 19 09 40 --- 21 58 25 47.7 -40.9 3.6 98.8 233 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 58 25 47.7 -40.9 3.6 98.8 -6 1 12 13430 19 09 40 19 14 40 --- 22 03 25 47.1 -41.0 3.7 97.6 293 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 19 14 40 1823+568 22 03 25 47.1 -41.0 3.7 97.6 -6 1 12 11435 19 14 40 19 21 19 --- 22 10 05 46.2 -41.2 3.8 96.1 393 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 22 10 39 40.3 -24.0 4.4 99.8 16 1 12 8776 19 21 52 19 24 52 --- 22 13 39 40.0 -24.0 4.4 99.0 180 R 1 7579 Schedule for VLBA_PT (Code Pt ) 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 22 13 39 40.0 -24.0 4.4 99.0 -6 1 12 7579 19 24 52 19 28 11 --- 22 16 59 39.7 -24.1 4.5 98.2 193 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 22 16 59 39.7 -24.1 4.5 98.2 -6 1 12 6250 19 28 11 19 32 11 --- 22 20 59 39.4 -24.1 4.5 97.2 233 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 22 20 59 39.4 -24.1 4.5 97.2 -6 1 12 4654 19 32 11 19 37 10 --- 22 25 59 39.0 -24.2 4.6 96.0 293 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 22 25 59 39.0 -24.2 4.6 96.0 -6 1 12 2659 19 37 10 19 43 49 --- 22 32 39 38.4 -24.3 4.7 94.4 393 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