COVER INFORMATION Station: VLBA_OV (Code Ov ) Experiment: Probing the pc-scale environment of 3C310 Exp. Code: GG045 Schedule Version: 2.00 Processed by SCHED version: Release of 12 Jan. 2001 PI: Nectaria A.B. Gizani Address: Dep. of Physics, Section of Astronomy, Astrophysics and Mechanic University of Athens Kalymnou 13, 11251, Athens GREECE Phone: 30 932 832762 EMAIL: ng@jb.man.ac.uk Fax: 30 1 3301732 Phone during observation: 30 932 832762 Observing mode: 18cm 128Mbits/sec 4 BB chs 2-bit samples Notes: target 3C310 core & pc scale jets fringe-finder OQ208 phase-calibrator (VLBA) 1451+2700 Schedule for VLBA_OV (Code Ov ) Page 2 Probing the pc-scale environment of 3C310 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. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Wed 21 Feb 2001 Day 52 --- Next scan frequencies: 1650.49 1650.49 1658.49 1658.49 Next BBC frequencies: 749.51 749.51 741.51 741.51 Next scan bandwidths: 8.00 8.00 8.00 8.00 05 37 00 J1453+2648 07 48 45 4.2 59.2 -7.1 H -50.0 0 1 1 0 05 37 00 05 39 30 --- 07 51 15 4.6 59.6 -7.0 H -50.3 0 F 1 1000 05 39 30 3C310 07 51 15 2.2 58.6 -7.2 D -49.1 -7 1 1 1000 05 39 30 05 43 30 --- 07 55 16 2.9 59.2 -7.2 H -49.5 0 F 1 2600 05 43 30 J1453+2648 07 55 16 5.3 60.1 -7.0 H -50.7 -7 1 1 2600 05 43 30 05 46 00 --- 07 57 46 5.8 60.5 -6.9 H -50.9 0 F 1 3600 05 46 00 3C310 07 57 46 3.3 59.5 -7.1 H -49.8 -7 1 1 3600 05 46 00 05 50 00 --- 08 01 47 4.0 60.1 -7.1 H -50.2 0 F 1 5200 05 50 00 J1453+2648 08 01 47 6.5 61.1 -6.9 H -51.3 -7 1 1 5200 05 50 00 05 52 30 --- 08 04 17 6.9 61.4 -6.8 H -51.6 0 F 1 6200 05 52 30 3C310 08 04 17 4.5 60.5 -7.0 H -50.4 -7 1 1 6200 05 52 30 05 56 00 --- 08 07 48 5.1 61.0 -7.0 H -50.8 0 F 1 7600 05 56 00 J1453+2648 08 07 48 7.5 61.9 -6.8 H -51.9 -7 1 1 7600 05 56 00 05 58 30 --- 08 10 18 8.0 62.2 -6.7 H -52.1 0 F 1 8600 05 58 30 3C310 08 10 18 5.5 61.3 -6.9 H -51.0 -7 1 1 8600 05 58 30 06 02 00 --- 08 13 49 6.1 61.8 -6.9 H -51.3 0 F 1 10000 06 02 00 J1453+2648 08 13 49 8.6 62.7 -6.7 H -52.5 -7 1 1 10000 06 02 00 06 04 30 --- 08 16 19 9.0 63.1 -6.6 H -52.7 0 F 1 11000 06 04 30 3C310 08 16 19 6.6 62.2 -6.8 H -51.6 -7 1 1 11000 06 04 30 06 08 00 --- 08 19 50 7.2 62.7 -6.8 H -51.9 0 F 1 12400 06 08 00 J1453+2648 08 19 50 9.6 63.6 -6.6 H -53.0 -7 1 1 12400 06 08 00 06 10 30 --- 08 22 20 10.1 63.9 -6.5 H -53.2 0 F 1 13400 06 10 30 3C310 08 22 20 7.6 63.0 -6.7 H -52.1 -7 1 1 13400 06 10 30 06 14 30 --- 08 26 21 8.4 63.6 -6.6 H -52.5 0 F 1 15000 06 14 30 J1453+2648 08 26 21 10.8 64.4 -6.5 H -53.6 -7 1 1 15000 06 14 30 06 17 00 --- 08 28 51 11.3 64.8 -6.4 H -53.8 0 F 1 16000 Schedule for VLBA_OV (Code Ov ) Page 3 Probing the pc-scale environment of 3C310 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. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Wed 21 Feb 2001 Day 52 --- 06 17 00 3C310 08 28 51 8.8 63.9 -6.6 H -52.7 -7 1 1 16000 06 17 00 06 21 00 --- 08 32 52 9.5 64.5 -6.5 H -53.1 0 F 1 17600 06 23 00 J1453+2648 08 34 52 12.3 65.6 -6.3 H -54.3 112 1 2 17600 06 23 00 06 25 30 --- 08 37 23 12.8 65.9 -6.3 H -54.5 0 R 1 16600 06 25 30 3C310 08 37 23 10.3 65.1 -6.5 H -53.5 -7 1 2 16600 06 25 30 06 29 30 --- 08 41 23 11.1 65.6 -6.4 H -53.8 0 R 1 15000 06 29 30 J1453+2648 08 41 23 13.5 66.4 -6.2 -54.9 -7 1 2 15000 06 29 30 06 32 00 --- 08 43 54 14.0 66.8 -6.2 -55.1 143 R 1 14000 06 32 00 3C310 08 43 54 11.5 66.0 -6.4 H -54.0 -7 1 2 14000 06 32 00 06 36 00 --- 08 47 54 12.2 66.5 -6.3 H -54.3 0 R 1 12400 06 36 00 J1453+2648 08 47 54 14.7 67.3 -6.1 -55.4 -7 1 2 12400 06 36 00 06 38 30 --- 08 50 25 15.2 67.6 -6.1 -55.6 143 R 1 11400 06 38 30 3C310 08 50 25 12.7 66.8 -6.2 -54.5 -7 1 2 11400 06 38 30 06 42 00 --- 08 53 55 13.3 67.3 -6.2 -54.8 203 R 1 10000 06 42 00 J1453+2648 08 53 55 15.8 68.1 -6.0 -55.9 -7 1 2 10000 06 42 00 06 44 30 --- 08 56 26 16.3 68.4 -6.0 -56.0 143 R 1 9000 06 44 30 3C310 08 56 26 13.8 67.6 -6.1 -55.0 -7 1 2 9000 06 44 30 06 48 00 --- 08 59 56 14.5 68.1 -6.1 -55.3 203 R 1 7600 06 48 00 J1453+2648 08 59 56 16.9 68.9 -5.9 -56.3 -7 1 2 7600 06 48 00 06 50 30 --- 09 02 27 17.4 69.2 -5.9 -56.5 143 R 1 6600 06 50 30 3C310 09 02 27 14.9 68.4 -6.0 -55.5 -7 1 2 6600 06 50 30 06 54 00 --- 09 05 57 15.6 68.9 -6.0 -55.7 203 R 1 5200 06 54 00 J1453+2648 09 05 57 18.1 69.6 -5.8 -56.8 -7 1 2 5200 06 54 00 06 56 30 --- 09 08 28 18.5 70.0 -5.8 -56.9 143 R 1 4200 06 56 30 3C310 09 08 28 16.0 69.2 -5.9 -55.9 -7 1 2 4200 06 56 30 07 00 30 --- 09 12 28 16.8 69.7 -5.9 -56.2 233 R 1 2600 07 00 30 J1453+2648 09 12 28 19.3 70.5 -5.7 -57.2 -7 1 2 2600 07 00 30 07 03 00 --- 09 14 59 19.8 70.8 -5.6 -57.4 143 R 1 1600 07 03 00 3C310 09 14 59 17.2 70.1 -5.8 -56.4 -7 1 2 1600 07 03 00 07 07 00 --- 09 19 00 18.0 70.6 -5.8 -56.7 233 R 1 0 Schedule for VLBA_OV (Code Ov ) Page 4 Probing the pc-scale environment of 3C310 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. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Wed 21 Feb 2001 Day 52 --- 07 09 00 J1453+2648 09 21 00 20.9 71.6 -5.5 -57.8 112 1 3 0 07 09 00 07 11 30 --- 09 23 30 21.4 71.9 -5.5 -58.0 150 F 1 1000 07 11 30 3C310 09 23 30 18.8 71.2 -5.7 -57.0 -7 1 3 1000 07 11 30 07 15 30 --- 09 27 31 19.6 71.7 -5.6 -57.3 233 F 1 2600 07 15 30 J1453+2648 09 27 31 22.1 72.4 -5.4 -58.2 -7 1 3 2600 07 15 30 07 18 00 --- 09 30 01 22.6 72.7 -5.4 -58.4 143 F 1 3600 07 18 00 3C310 09 30 01 20.1 72.0 -5.6 -57.4 -7 1 3 3600 07 18 00 07 22 00 --- 09 34 02 20.8 72.5 -5.5 -57.7 233 F 1 5200 07 22 00 J1453+2648 09 34 02 23.4 73.2 -5.3 -58.7 -7 1 3 5200 07 22 00 07 24 30 --- 09 36 32 23.8 73.5 -5.3 -58.8 143 F 1 6200 07 24 30 3C310 09 36 32 21.3 72.9 -5.5 -57.8 -7 1 3 6200 07 24 30 07 28 00 --- 09 40 03 22.0 73.3 -5.4 -58.1 203 F 1 7600 07 28 00 J1453+2648 09 40 03 24.5 74.0 -5.2 -59.0 -7 1 3 7600 07 28 00 07 30 30 --- 09 42 33 25.0 74.3 -5.2 -59.2 143 F 1 8600 07 30 30 3C310 09 42 33 22.5 73.6 -5.4 -58.2 -7 1 3 8600 07 30 30 07 34 00 --- 09 46 04 23.1 74.1 -5.3 -58.4 203 F 1 10000 07 34 00 J1453+2648 09 46 04 25.7 74.7 -5.1 -59.4 -7 1 3 10000 07 34 00 07 36 30 --- 09 48 34 26.1 75.1 -5.1 -59.5 143 F 1 11000 07 36 30 3C310 09 48 34 23.6 74.4 -5.3 -58.6 -7 1 3 11000 07 36 30 07 40 00 --- 09 52 05 24.3 74.9 -5.2 -58.8 203 F 1 12400 07 40 00 J1453+2648 09 52 05 26.8 75.5 -5.0 -59.7 -7 1 3 12400 07 40 00 07 42 30 --- 09 54 35 27.3 75.8 -5.0 -59.9 143 F 1 13400 07 42 30 3C310 09 54 35 24.8 75.2 -5.2 -58.9 -7 1 3 13400 07 42 30 07 46 30 --- 09 58 36 25.5 75.7 -5.1 -59.1 233 F 1 15000 07 46 30 J1453+2648 09 58 36 28.1 76.3 -4.9 -60.1 -7 1 3 15000 07 46 30 07 49 00 --- 10 01 06 28.6 76.6 -4.9 -60.2 143 F 1 16000 07 49 00 3C310 10 01 06 26.0 76.0 -5.1 -59.3 -7 1 3 16000 07 49 00 07 53 00 --- 10 05 07 26.8 76.5 -5.0 -59.5 233 F 1 17600 07 55 00 J1453+2648 10 07 07 29.7 77.4 -4.8 -60.5 112 1 4 17600 07 55 00 07 57 30 --- 10 09 38 30.2 77.7 -4.7 -60.6 150 R 1 16600 Schedule for VLBA_OV (Code Ov ) Page 5 Probing the pc-scale environment of 3C310 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. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Wed 21 Feb 2001 Day 52 --- 07 57 30 3C310 10 09 38 27.7 77.1 -4.9 -59.7 -7 1 4 16600 07 57 30 08 01 30 --- 10 13 38 28.5 77.6 -4.9 -59.9 233 R 1 15000 08 01 30 J1453+2648 10 13 38 31.0 78.2 -4.7 -60.8 -7 1 4 15000 08 01 30 08 04 00 --- 10 16 09 31.5 78.5 -4.6 -61.0 143 R 1 14000 08 04 00 3C310 10 16 09 28.9 77.9 -4.8 -60.0 -7 1 4 14000 08 04 00 08 08 00 --- 10 20 10 29.7 78.4 -4.7 -60.2 233 R 1 12400 08 08 00 J1453+2648 10 20 10 32.3 79.1 -4.6 -61.1 -7 1 4 12400 08 08 00 08 10 30 --- 10 22 40 32.8 79.4 -4.5 -61.2 143 R 1 11400 08 10 30 3C310 10 22 40 30.2 78.8 -4.7 -60.3 -7 1 4 11400 08 10 30 08 14 00 --- 10 26 11 30.9 79.2 -4.6 -60.5 203 R 1 10000 08 14 00 J1453+2648 10 26 11 33.4 79.8 -4.5 -61.4 -7 1 4 10000 08 14 00 08 16 30 --- 10 28 41 33.9 80.1 -4.4 -61.5 143 R 1 9000 08 16 30 3C310 10 28 41 31.4 79.5 -4.6 -60.6 -7 1 4 9000 08 16 30 08 20 00 --- 10 32 12 32.1 80.0 -4.5 -60.7 203 R 1 7600 08 20 00 J1453+2648 10 32 12 34.6 80.6 -4.4 -61.6 -7 1 4 7600 08 20 00 08 22 30 --- 10 34 42 35.1 80.9 -4.3 -61.7 143 R 1 6600 08 22 30 3C310 10 34 42 32.6 80.3 -4.5 -60.8 -7 1 4 6600 08 22 30 08 26 00 --- 10 38 12 33.3 80.8 -4.4 -61.0 203 R 1 5200 08 26 00 J1453+2648 10 38 12 35.8 81.4 -4.3 -61.9 -7 1 4 5200 08 26 00 08 28 30 --- 10 40 43 36.3 81.7 -4.2 -62.0 143 R 1 4200 08 28 30 3C310 10 40 43 33.8 81.1 -4.4 -61.1 -7 1 4 4200 08 28 30 08 32 30 --- 10 44 44 34.5 81.6 -4.3 -61.2 233 R 1 2600 08 32 30 J1453+2648 10 44 44 37.1 82.2 -4.2 -62.1 -7 1 4 2600 08 32 30 08 35 00 --- 10 47 14 37.6 82.5 -4.1 -62.2 143 R 1 1600 08 35 00 3C310 10 47 14 35.0 82.0 -4.3 -61.3 -7 1 4 1600 08 35 00 08 39 00 --- 10 51 15 35.8 82.5 -4.2 -61.4 233 R 1 0 08 41 00 J1453+2648 10 53 15 38.8 83.3 -4.0 -62.4 112 1 5 0 08 41 00 08 43 30 --- 10 55 45 39.3 83.7 -4.0 -62.4 150 F 1 1000 08 43 30 3C310 10 55 45 36.7 83.1 -4.2 -61.6 -7 1 5 1000 08 43 30 08 47 30 --- 10 59 46 37.5 83.6 -4.1 -61.7 233 F 1 2600 Schedule for VLBA_OV (Code Ov ) Page 6 Probing the pc-scale environment of 3C310 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. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Wed 21 Feb 2001 Day 52 --- 08 47 30 J1453+2648 10 59 46 40.1 84.2 -3.9 -62.6 -7 1 5 2600 08 47 30 08 50 00 --- 11 02 16 40.6 84.5 -3.9 -62.6 143 F 1 3600 08 50 00 3C310 11 02 16 38.0 84.0 -4.0 -61.8 -7 1 5 3600 08 50 00 08 54 00 --- 11 06 17 38.8 84.5 -4.0 -61.9 233 F 1 5200 08 54 00 J1453+2648 11 06 17 41.4 85.1 -3.8 -62.7 -7 1 5 5200 08 54 00 08 56 30 --- 11 08 47 41.9 85.4 -3.8 -62.8 143 F 1 6200 08 56 30 3C310 11 08 47 39.3 84.8 -3.9 -61.9 -7 1 5 6200 08 56 30 09 00 00 --- 11 12 18 40.0 85.3 -3.9 -62.0 203 F 1 7600 09 00 00 J1453+2648 11 12 18 42.6 85.9 -3.7 -62.8 -7 1 5 7600 09 00 00 09 02 30 --- 11 14 48 43.1 86.3 -3.7 -62.9 143 F 1 8600 09 02 30 3C310 11 14 48 40.5 85.7 -3.8 -62.1 -7 1 5 8600 09 02 30 09 06 00 --- 11 18 19 41.2 86.2 -3.8 -62.1 203 F 1 10000 09 06 00 J1453+2648 11 18 19 43.7 86.8 -3.6 -62.9 -7 1 5 10000 09 06 00 09 08 30 --- 11 20 49 44.2 87.1 -3.6 -63.0 143 F 1 11000 09 08 30 3C310 11 20 49 41.7 86.5 -3.7 -62.2 -7 1 5 11000 09 08 30 09 12 00 --- 11 24 20 42.4 87.0 -3.7 -62.2 203 F 1 12400 09 12 00 J1453+2648 11 24 20 44.9 87.6 -3.5 -63.0 -7 1 5 12400 09 12 00 09 14 30 --- 11 26 50 45.4 88.0 -3.5 -63.1 143 F 1 13400 09 14 30 3C310 11 26 50 42.9 87.4 -3.6 -62.2 -7 1 5 13400 09 14 30 09 18 30 --- 11 30 51 43.7 87.9 -3.6 -62.3 233 F 1 15000 09 18 30 J1453+2648 11 30 51 46.2 88.6 -3.4 -63.1 -7 1 5 15000 09 18 30 09 21 00 --- 11 33 22 46.7 88.9 -3.3 -63.1 143 F 1 16000 09 21 00 3C310 11 33 22 44.2 88.3 -3.5 -62.3 -7 1 5 16000 09 21 00 09 25 00 --- 11 37 22 45.0 88.9 -3.5 -62.3 233 F 1 17600 09 27 00 J1453+2648 11 39 23 47.9 89.8 -3.2 -63.1 112 1 6 17600 09 27 00 09 29 30 --- 11 41 53 48.4 90.2 -3.2 -63.1 150 R 1 16600 09 29 30 3C310 11 41 53 45.9 89.6 -3.4 -62.4 -7 1 6 16600 09 29 30 09 33 30 --- 11 45 54 46.7 90.2 -3.3 -62.4 233 R 1 15000 09 33 30 J1453+2648 11 45 54 49.2 90.8 -3.1 -63.1 -7 1 6 15000 09 33 30 09 36 00 --- 11 48 24 49.7 91.2 -3.1 -63.1 143 R 1 14000 Schedule for VLBA_OV (Code Ov ) Page 7 Probing the pc-scale environment of 3C310 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. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Wed 21 Feb 2001 Day 52 --- 09 36 00 3C310 11 48 24 47.2 90.6 -3.3 -62.4 -7 1 6 14000 09 36 00 09 40 00 --- 11 52 25 48.0 91.2 -3.2 -62.3 233 R 1 12400 09 40 00 J1453+2648 11 52 25 50.5 91.8 -3.0 -63.1 -7 1 6 12400 09 40 00 09 42 30 --- 11 54 55 51.0 92.2 -3.0 -63.0 143 R 1 11400 09 42 30 3C310 11 54 55 48.5 91.6 -3.2 -62.3 -7 1 6 11400 09 42 30 09 46 00 --- 11 58 26 49.2 92.1 -3.1 -62.3 203 R 1 10000 09 46 00 J1453+2648 11 58 26 51.7 92.8 -2.9 -63.0 -7 1 6 10000 09 46 00 09 48 30 --- 12 00 56 52.2 93.2 -2.9 -63.0 143 R 1 9000 09 48 30 3C310 12 00 56 49.7 92.5 -3.1 -62.3 -7 1 6 9000 09 48 30 09 52 00 --- 12 04 27 50.4 93.1 -3.0 -62.2 203 R 1 7600 09 52 00 J1453+2648 12 04 27 52.9 93.8 -2.8 -62.9 -7 1 6 7600 09 52 00 09 54 30 --- 12 06 57 53.4 94.2 -2.8 -62.8 143 R 1 6600 09 54 30 3C310 12 06 57 50.9 93.5 -3.0 -62.2 -7 1 6 6600 09 54 30 09 58 00 --- 12 10 28 51.6 94.1 -2.9 -62.1 203 R 1 5200 09 58 00 J1453+2648 12 10 28 54.1 94.8 -2.7 -62.7 -7 1 6 5200 09 58 00 10 00 30 --- 12 12 58 54.6 95.3 -2.7 -62.7 143 R 1 4200 10 00 30 3C310 12 12 58 52.1 94.5 -2.9 -62.0 -7 1 6 4200 10 00 30 10 04 30 --- 12 16 59 52.8 95.2 -2.8 -61.9 233 R 1 2600 10 04 30 J1453+2648 12 16 59 55.4 96.0 -2.6 -62.5 -7 1 6 2600 10 04 30 10 07 00 --- 12 19 29 55.9 96.4 -2.6 -62.4 143 R 1 1600 10 07 00 3C310 12 19 29 53.3 95.7 -2.8 -61.8 -7 1 6 1600 10 07 00 10 11 00 --- 12 23 30 54.1 96.4 -2.7 -61.7 233 R 1 0 10 13 00 J1453+2648 12 25 30 57.1 97.6 -2.5 -62.2 112 1 7 0 10 13 00 10 15 30 --- 12 28 00 57.6 98.1 -2.4 -62.0 150 F 1 1000 10 15 30 3C310 12 28 00 55.0 97.2 -2.6 -61.5 -7 1 7 1000 10 15 30 10 19 30 --- 12 32 01 55.8 98.0 -2.5 -61.3 233 F 1 2600 10 19 30 J1453+2648 12 32 01 58.4 98.9 -2.4 -61.8 -7 1 7 2600 10 19 30 10 22 00 --- 12 34 32 58.9 99.4 -2.3 -61.7 143 F 1 3600 10 22 00 3C310 12 34 32 56.3 98.5 -2.5 -61.2 -7 1 7 3600 10 22 00 10 26 00 --- 12 38 32 57.1 99.3 -2.4 -61.0 233 F 1 5200 Schedule for VLBA_OV (Code Ov ) Page 8 Probing the pc-scale environment of 3C310 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. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Wed 21 Feb 2001 Day 52 --- 10 26 00 J1453+2648 12 38 32 59.7 100.2 -2.3 -61.4 -7 1 7 5200 10 26 00 10 28 30 --- 12 41 03 60.1 100.7 -2.2 -61.2 143 F 1 6200 10 28 30 3C310 12 41 03 57.6 99.8 -2.4 -60.8 -7 1 7 6200 10 28 30 10 32 00 --- 12 44 33 58.3 100.5 -2.3 -60.6 203 F 1 7600 10 32 00 J1453+2648 12 44 33 60.8 101.5 -2.2 -60.9 -7 1 7 7600 10 32 00 10 34 30 --- 12 47 04 61.3 102.1 -2.1 -60.7 143 F 1 8600 10 34 30 3C310 12 47 04 58.8 101.0 -2.3 -60.4 -7 1 7 8600 10 34 30 10 38 00 --- 12 50 34 59.5 101.8 -2.2 -60.1 203 F 1 10000 10 38 00 J1453+2648 12 50 34 62.0 102.9 -2.1 -60.4 -7 1 7 10000 10 38 00 10 40 30 --- 12 53 05 62.5 103.5 -2.0 -60.2 143 F 1 11000 10 40 30 3C310 12 53 05 59.9 102.3 -2.2 -59.9 -7 1 7 11000 10 40 30 10 44 00 --- 12 56 35 60.6 103.1 -2.1 -59.6 203 F 1 12400 10 44 00 J1453+2648 12 56 35 63.2 104.3 -2.0 -59.8 -7 1 7 12400 10 44 00 10 46 30 --- 12 59 06 63.7 105.0 -1.9 -59.5 143 F 1 13400 10 46 30 3C310 12 59 06 61.1 103.7 -2.1 -59.4 -7 1 7 13400 10 46 30 10 50 30 --- 13 03 06 61.9 104.7 -2.0 -59.0 233 F 1 15000 10 50 30 J1453+2648 13 03 06 64.4 106.0 -1.8 -59.0 -7 1 7 15000 10 50 30 10 53 00 --- 13 05 37 64.9 106.7 -1.8 -58.7 143 F 1 16000 10 53 00 3C310 13 05 37 62.4 105.3 -2.0 -58.7 -7 1 7 16000 10 53 00 10 57 00 --- 13 09 37 63.1 106.3 -1.9 -58.2 233 F 1 17600 10 59 00 OQ208 13 11 38 75.4 123.1 -0.9 -49.3 93 1 8 17600 10 59 00 11 00 30 --- 13 13 08 75.7 124.0 -0.9 -48.7 90 R 1 17000 11 00 30 J1453+2648 13 13 08 66.3 108.8 -1.7 -57.6 -21 1 8 17000 11 00 30 11 02 30 --- 13 15 08 66.7 109.4 -1.6 -57.3 99 R 1 16200 11 02 30 3C310 13 15 08 64.2 107.8 -1.8 -57.5 -7 1 8 16200 11 02 30 11 05 30 --- 13 18 09 64.8 108.7 -1.8 -57.1 173 R 1 15000 11 05 30 J1453+2648 13 18 09 67.3 110.4 -1.6 -56.7 -7 1 8 15000 11 05 30 11 07 00 --- 13 19 39 67.5 110.9 -1.6 -56.5 83 R 1 14400 11 07 00 3C310 13 19 39 65.0 109.1 -1.8 -56.8 -7 1 8 14400 11 07 00 11 10 00 --- 13 22 39 65.6 110.0 -1.7 -56.4 173 R 1 13200 Schedule for VLBA_OV (Code Ov ) Page 9 Probing the pc-scale environment of 3C310 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. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Wed 21 Feb 2001 Day 52 --- 11 10 00 J1453+2648 13 22 39 68.1 111.8 -1.5 -55.9 -7 1 8 13200 11 10 00 11 11 30 --- 13 24 10 68.4 112.4 -1.5 -55.6 83 R 1 12600 11 11 30 3C310 13 24 10 65.9 110.5 -1.7 -56.1 -7 1 8 12600 11 11 30 11 14 30 --- 13 27 10 66.4 111.4 -1.6 -55.6 173 R 1 11400 11 14 30 J1453+2648 13 27 10 68.9 113.4 -1.4 -54.9 -7 1 8 11400 11 14 30 11 16 00 --- 13 28 40 69.2 113.9 -1.4 -54.6 83 R 1 10800 11 16 00 3C310 13 28 40 66.7 111.9 -1.6 -55.3 -7 1 8 10800 11 16 00 11 19 00 --- 13 31 41 67.3 112.9 -1.6 -54.7 173 R 1 9600 11 19 00 J1453+2648 13 31 41 69.8 115.1 -1.4 -53.9 -7 1 8 9600 11 19 00 11 20 30 --- 13 33 11 70.0 115.6 -1.3 -53.5 83 R 1 9000 11 20 30 3C310 13 33 11 67.6 113.4 -1.5 -54.4 -7 1 8 9000 11 20 30 11 23 30 --- 13 36 12 68.1 114.4 -1.5 -53.8 173 R 1 7800 11 23 30 J1453+2648 13 36 12 70.6 116.8 -1.3 -52.7 -7 1 8 7800 11 23 30 11 25 00 --- 13 37 42 70.8 117.5 -1.3 -52.3 83 R 1 7200 11 25 00 3C310 13 37 42 68.4 115.0 -1.5 -53.4 -7 1 8 7200 11 25 00 11 28 00 --- 13 40 42 68.9 116.1 -1.4 -52.7 173 R 1 6000 11 28 00 J1453+2648 13 40 42 71.4 118.7 -1.2 -51.5 -7 1 8 6000 11 28 00 11 29 30 --- 13 42 13 71.6 119.4 -1.2 -51.0 83 R 1 5400 11 29 30 3C310 13 42 13 69.2 116.7 -1.4 -52.3 -7 1 8 5400 11 29 30 11 32 30 --- 13 45 13 69.7 117.9 -1.3 -51.6 173 R 1 4200 11 32 30 J1453+2648 13 45 13 72.1 120.8 -1.1 -50.0 -7 1 8 4200 11 32 30 11 34 00 --- 13 46 43 72.4 121.5 -1.1 -49.5 83 R 1 3600 11 34 00 3C310 13 46 43 70.0 118.5 -1.3 -51.2 -7 1 8 3600 11 34 00 11 37 00 --- 13 49 44 70.5 119.7 -1.3 -50.3 173 R 1 2400 11 37 00 J1453+2648 13 49 44 72.9 123.0 -1.1 -48.5 -7 1 8 2400 11 37 00 11 38 30 --- 13 51 14 73.1 123.7 -1.0 -47.9 83 R 1 1800 11 38 30 3C310 13 51 14 70.8 120.4 -1.2 -49.8 -7 1 8 1800 11 38 30 11 41 30 --- 13 54 15 71.3 121.7 -1.2 -48.9 173 R 1 600 11 41 30 J1453+2648 13 54 15 73.6 125.3 -1.0 -46.7 -7 1 8 600 11 41 30 11 43 00 --- 13 55 45 73.9 126.1 -1.0 -46.1 83 R 1 0 Schedule for VLBA_OV (Code Ov ) Page 10 Probing the pc-scale environment of 3C310 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. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Wed 21 Feb 2001 Day 52 --- 11 45 00 OQ208 13 57 45 81.0 166.8 -0.2 -11.9 91 1 9 0 11 45 00 11 46 30 --- 13 59 15 81.1 168.9 -0.1 -10.0 90 F 1 600 11 46 30 J1453+2648 13 59 15 74.4 128.2 -0.9 -44.5 -29 1 9 600 11 46 30 11 48 30 --- 14 01 16 74.8 129.4 -0.9 -43.6 91 F 1 1400 11 48 30 3C310 14 01 16 72.4 125.2 -1.1 -46.4 -7 1 9 1400 11 48 30 11 51 30 --- 14 04 16 72.9 126.7 -1.0 -45.2 173 F 1 2600 11 51 30 J1453+2648 14 04 16 75.2 131.3 -0.8 -42.1 -7 1 9 2600 11 51 30 11 53 00 --- 14 05 46 75.4 132.3 -0.8 -41.3 83 F 1 3200 11 53 00 3C310 14 05 46 73.2 127.6 -1.0 -44.6 -7 1 9 3200 11 53 00 11 56 00 --- 14 08 47 73.6 129.3 -0.9 -43.3 173 F 1 4400 11 56 00 J1453+2648 14 08 47 75.9 134.3 -0.8 -39.7 -6 1 9 4400 11 56 00 11 57 30 --- 14 10 17 76.1 135.4 -0.7 -38.8 84 F 1 5000 11 57 30 3C310 14 10 17 73.9 130.1 -0.9 -42.6 -6 1 9 5000 11 57 30 12 00 30 --- 14 13 18 74.3 132.0 -0.9 -41.2 174 F 1 6200 12 00 30 J1453+2648 14 13 18 76.5 137.6 -0.7 -37.0 -6 1 9 6200 12 00 30 12 02 00 --- 14 14 48 76.7 138.8 -0.7 -36.0 84 F 1 6800 12 02 00 3C310 14 14 48 74.5 132.9 -0.8 -40.4 -6 1 9 6800 12 02 00 12 05 00 --- 14 17 48 75.0 134.9 -0.8 -38.9 174 F 1 8000 12 05 00 J1453+2648 14 17 48 77.1 141.2 -0.6 -34.0 -6 1 9 8000 12 05 00 12 06 30 --- 14 19 19 77.3 142.5 -0.6 -32.9 84 F 1 8600 12 06 30 3C310 14 19 19 75.2 135.9 -0.8 -38.0 -6 1 9 8600 12 06 30 12 09 30 --- 14 22 19 75.6 138.1 -0.7 -36.3 174 F 1 9800 12 09 30 J1453+2648 14 22 19 77.6 145.1 -0.5 -30.7 -7 1 9 9800 12 09 30 12 11 00 --- 14 23 49 77.8 146.5 -0.5 -29.5 83 F 1 10400 12 11 00 3C310 14 23 49 75.8 139.2 -0.7 -35.4 -7 1 9 10400 12 11 00 12 14 00 --- 14 26 50 76.2 141.5 -0.6 -33.5 173 F 1 11600 12 14 00 J1453+2648 14 26 50 78.1 149.3 -0.5 -27.1 -7 1 9 11600 12 14 00 12 15 30 --- 14 28 20 78.3 150.8 -0.4 -25.8 83 F 1 12200 12 15 30 3C310 14 28 20 76.3 142.7 -0.6 -32.5 -7 1 9 12200 12 15 30 12 18 30 --- 14 31 21 76.7 145.1 -0.6 -30.4 173 F 1 13400 Schedule for VLBA_OV (Code Ov ) Page 11 Probing the pc-scale environment of 3C310 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. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Wed 21 Feb 2001 Day 52 --- 12 18 30 J1453+2648 14 31 21 78.5 153.8 -0.4 -23.2 -8 1 9 13400 12 18 30 12 20 00 --- 14 32 51 78.7 155.4 -0.4 -21.8 82 F 1 14000 12 20 00 3C310 14 32 51 76.9 146.4 -0.5 -29.3 -8 1 9 14000 12 20 00 12 23 00 --- 14 35 51 77.2 149.1 -0.5 -27.1 172 F 1 15200 12 23 00 J1453+2648 14 35 51 78.9 158.6 -0.3 -19.0 -8 1 9 15200 12 23 00 12 24 30 --- 14 37 22 79.0 160.2 -0.3 -17.5 82 F 1 15800 12 24 30 3C310 14 37 22 77.3 150.5 -0.5 -25.9 -9 1 9 15800 12 24 30 12 27 30 --- 14 40 22 77.6 153.3 -0.4 -23.5 171 F 1 17000 12 27 30 J1453+2648 14 40 22 79.2 163.7 -0.2 -14.5 -9 1 9 17000 12 27 30 12 29 00 --- 14 41 52 79.3 165.4 -0.2 -13.0 81 F 1 17600 12 31 00 OQ208 14 43 53 78.3 224.0 0.6 38.9 79 1 10 17600 12 31 00 12 32 30 --- 14 45 23 78.1 225.2 0.6 40.0 90 R 1 17000 12 32 30 J1453+2648 14 45 23 79.4 169.6 -0.1 -9.3 -39 1 10 17000 12 32 30 12 34 30 --- 14 47 23 79.5 172.0 -0.1 -7.2 81 R 1 16200 12 34 30 3C310 14 47 23 78.2 160.3 -0.3 -17.3 -10 1 10 16200 12 34 30 12 37 30 --- 14 50 24 78.4 163.5 -0.2 -14.5 170 R 1 15000 12 37 30 J1453+2648 14 50 24 79.5 175.6 -0.1 -3.9 -10 1 10 15000 12 37 30 12 39 00 --- 14 51 54 79.6 177.5 0.0 -2.2 80 R 1 14400 12 39 00 3C310 14 51 54 78.4 165.2 -0.2 -13.1 -10 1 10 14400 12 39 00 12 42 00 --- 14 54 55 78.6 168.5 -0.2 -10.2 170 R 1 13200 12 42 00 J1453+2648 14 54 55 79.6 181.2 0.0 1.1 -10 1 10 13200 12 42 00 12 43 30 --- 14 56 25 79.6 183.1 0.0 2.7 80 R 1 12600 12 43 30 3C310 14 56 25 78.6 170.2 -0.1 -8.7 -11 1 10 12600 12 43 30 12 46 30 --- 14 59 25 78.7 173.6 -0.1 -5.7 169 R 1 11400 12 46 30 J1453+2648 14 59 25 79.5 186.7 0.1 6.0 -11 1 10 11400 12 46 30 12 48 00 --- 15 00 56 79.5 188.6 0.1 7.6 79 R 1 10800 12 48 00 3C310 15 00 56 78.7 175.3 -0.1 -4.2 -11 1 10 10800 12 48 00 12 51 00 --- 15 03 56 78.8 178.8 0.0 -1.1 169 R 1 9600 12 51 00 J1453+2648 15 03 56 79.4 192.2 0.2 10.8 -11 1 10 9600 12 51 00 12 52 30 --- 15 05 26 79.3 193.9 0.2 12.4 79 R 1 9000 Schedule for VLBA_OV (Code Ov ) Page 12 Probing the pc-scale environment of 3C310 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. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Wed 21 Feb 2001 Day 52 --- 12 52 30 3C310 15 05 26 78.8 180.5 0.0 0.5 -11 1 10 9000 12 52 30 12 55 30 --- 15 08 27 78.8 184.0 0.1 3.5 169 R 1 7800 12 55 30 J1453+2648 15 08 27 79.1 197.4 0.2 15.5 -11 1 10 7800 12 55 30 12 57 00 --- 15 09 57 79.0 199.1 0.3 17.0 79 R 1 7200 12 57 00 3C310 15 09 57 78.7 185.7 0.1 5.1 -11 1 10 7200 12 57 00 13 00 00 --- 15 12 58 78.7 189.1 0.1 8.1 169 R 1 6000 13 00 00 J1453+2648 15 12 58 78.8 202.4 0.3 19.9 -11 1 10 6000 13 00 00 13 01 30 --- 15 14 28 78.7 204.1 0.3 21.3 79 R 1 5400 13 01 30 3C310 15 14 28 78.6 190.8 0.2 9.6 -11 1 10 5400 13 01 30 13 04 30 --- 15 17 28 78.5 194.2 0.2 12.5 169 R 1 4200 13 04 30 J1453+2648 15 17 28 78.4 207.2 0.4 24.0 -11 1 10 4200 13 04 30 13 06 00 --- 15 18 58 78.3 208.7 0.4 25.4 79 R 1 3600 13 06 00 3C310 15 18 58 78.4 195.8 0.2 14.0 -11 1 10 3600 13 06 00 13 09 00 --- 15 21 59 78.2 199.0 0.3 16.8 169 R 1 2400 13 09 00 J1453+2648 15 21 59 78.0 211.6 0.5 27.9 -10 1 10 2400 13 09 00 13 10 30 --- 15 23 29 77.8 213.0 0.5 29.1 80 R 1 1800 13 10 30 3C310 15 23 29 78.1 200.6 0.3 18.2 -10 1 10 1800 13 10 30 13 13 30 --- 15 26 30 77.9 203.7 0.4 20.8 170 R 1 600 13 13 30 J1453+2648 15 26 30 77.5 215.7 0.5 31.4 -10 1 10 600 13 13 30 13 15 00 --- 15 28 00 77.3 217.1 0.6 32.5 80 R 1 0 13 17 00 OQ208 15 30 00 70.5 249.2 1.4 57.8 97 1 11 0 13 17 00 13 18 30 --- 15 31 31 70.3 249.7 1.4 58.1 90 F 1 600 13 18 30 J1453+2648 15 31 31 76.9 220.0 0.6 35.0 -22 1 11 600 13 18 30 13 20 30 --- 15 33 31 76.6 221.6 0.7 36.3 98 F 1 1400 13 20 30 3C310 15 33 31 77.3 210.4 0.5 26.6 -9 1 11 1400 13 20 30 13 23 30 --- 15 36 31 76.9 213.0 0.5 28.9 171 F 1 2600 13 23 30 J1453+2648 15 36 31 76.2 223.8 0.7 38.2 -9 1 11 2600 13 23 30 13 25 00 --- 15 38 02 76.0 224.9 0.7 39.1 81 F 1 3200 13 25 00 3C310 15 38 02 76.8 214.3 0.6 30.0 -9 1 11 3200 13 25 00 13 28 00 --- 15 41 02 76.4 216.8 0.6 32.1 171 F 1 4400 Schedule for VLBA_OV (Code Ov ) Page 13 Probing the pc-scale environment of 3C310 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. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Wed 21 Feb 2001 Day 52 --- 13 28 00 J1453+2648 15 41 02 75.6 227.0 0.8 40.7 -9 1 11 4400 13 28 00 13 29 30 --- 15 42 32 75.4 228.0 0.8 41.6 81 F 1 5000 13 29 30 3C310 15 42 32 76.2 218.0 0.6 33.1 -9 1 11 5000 13 29 30 13 32 30 --- 15 45 33 75.9 220.4 0.7 35.0 171 F 1 6200 13 32 30 J1453+2648 15 45 33 74.9 230.0 0.9 43.1 -8 1 11 6200 13 32 30 13 34 00 --- 15 47 03 74.7 230.9 0.9 43.8 82 F 1 6800 13 34 00 3C310 15 47 03 75.7 221.5 0.7 35.9 -8 1 11 6800 13 34 00 13 37 00 --- 15 50 04 75.3 223.6 0.8 37.7 172 F 1 8000 13 37 00 J1453+2648 15 50 04 74.2 232.7 0.9 45.2 -8 1 11 8000 13 37 00 13 38 30 --- 15 51 34 74.0 233.5 1.0 45.8 82 F 1 8600 13 38 30 3C310 15 51 34 75.1 224.7 0.8 38.5 -8 1 11 8600 13 38 30 13 41 30 --- 15 54 34 74.6 226.7 0.8 40.1 172 F 1 9800 13 41 30 J1453+2648 15 54 34 73.5 235.2 1.0 47.1 -8 1 11 9800 13 41 30 13 43 00 --- 15 56 05 73.2 236.0 1.0 47.7 82 F 1 10400 13 43 00 3C310 15 56 05 74.4 227.6 0.9 40.9 -8 1 11 10400 13 43 00 13 46 00 --- 15 59 05 74.0 229.5 0.9 42.3 172 F 1 11600 13 46 00 J1453+2648 15 59 05 72.7 237.5 1.1 48.8 -7 1 11 11600 13 46 00 13 47 30 --- 16 00 35 72.5 238.3 1.1 49.3 83 F 1 12200 13 47 30 3C310 16 00 35 73.7 230.4 0.9 43.0 -7 1 11 12200 13 47 30 13 50 30 --- 16 03 36 73.3 232.1 1.0 44.4 173 F 1 13400 13 50 30 J1453+2648 16 03 36 72.0 239.7 1.2 50.4 -7 1 11 13400 13 50 30 13 52 00 --- 16 05 06 71.7 240.4 1.2 50.8 83 F 1 14000 13 52 00 3C310 16 05 06 73.0 232.9 1.0 45.0 -7 1 11 14000 13 52 00 13 55 00 --- 16 08 07 72.5 234.5 1.1 46.2 173 F 1 15200 13 55 00 J1453+2648 16 08 07 71.2 241.7 1.2 51.7 -7 1 11 15200 13 55 00 13 56 30 --- 16 09 37 70.9 242.3 1.3 52.2 83 F 1 15800 13 56 30 3C310 16 09 37 72.3 235.3 1.1 46.7 -7 1 11 15800 13 56 30 13 59 30 --- 16 12 37 71.8 236.8 1.1 47.8 173 F 1 17000 13 59 30 J1453+2648 16 12 37 70.4 243.5 1.3 53.0 -7 1 11 17000 13 59 30 14 01 00 --- 16 14 08 70.1 244.1 1.3 53.4 83 F 1 17600 Schedule for VLBA_OV (Code Ov ) Page 14 Probing the pc-scale environment of 3C310 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. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Wed 21 Feb 2001 Day 52 --- 14 03 00 OQ208 16 16 08 61.7 261.5 2.2 63.6 101 1 12 17600 14 03 00 14 04 30 --- 16 17 38 61.4 261.8 2.2 63.7 90 R 1 17000 14 04 30 J1453+2648 16 17 38 69.5 245.5 1.4 54.3 -18 1 12 17000 14 04 30 14 06 30 --- 16 19 38 69.1 246.2 1.4 54.7 102 R 1 16200 14 06 30 3C310 16 19 38 70.6 240.0 1.2 50.1 -6 1 12 16200 14 06 30 14 09 30 --- 16 22 39 70.1 241.3 1.3 51.0 174 R 1 15000 14 09 30 J1453+2648 16 22 39 68.6 247.3 1.5 55.4 -6 1 12 15000 14 09 30 14 11 00 --- 16 24 09 68.3 247.8 1.5 55.7 84 R 1 14400 14 11 00 3C310 16 24 09 69.8 241.9 1.3 51.4 -6 1 12 14400 14 11 00 14 14 00 --- 16 27 10 69.3 243.1 1.4 52.2 174 R 1 13200 14 14 00 J1453+2648 16 27 10 67.7 248.8 1.6 56.3 -6 1 12 13200 14 14 00 14 15 30 --- 16 28 40 67.5 249.3 1.6 56.6 84 R 1 12600 14 15 30 3C310 16 28 40 69.0 243.7 1.4 52.6 -6 1 12 12600 14 15 30 14 18 30 --- 16 31 40 68.5 244.8 1.4 53.3 174 R 1 11400 14 18 30 J1453+2648 16 31 40 66.9 250.2 1.6 57.1 -6 1 12 11400 14 18 30 14 20 00 --- 16 33 11 66.6 250.7 1.7 57.3 84 R 1 10800 14 20 00 3C310 16 33 11 68.2 245.3 1.5 53.6 -6 1 12 10800 14 20 00 14 23 00 --- 16 36 11 67.7 246.4 1.5 54.3 174 R 1 9600 14 23 00 J1453+2648 16 36 11 66.1 251.6 1.7 57.8 -5 1 12 9600 14 23 00 14 24 30 --- 16 37 41 65.8 252.0 1.7 58.1 85 R 1 9000 14 24 30 3C310 16 37 41 67.4 246.9 1.5 54.6 -5 1 12 9000 14 24 30 14 27 30 --- 16 40 42 66.8 247.9 1.6 55.2 175 R 1 7800 14 27 30 J1453+2648 16 40 42 65.2 252.9 1.8 58.5 -5 1 12 7800 14 27 30 14 29 00 --- 16 42 12 64.9 253.3 1.8 58.7 85 R 1 7200 14 29 00 3C310 16 42 12 66.6 248.4 1.6 55.5 -5 1 12 7200 14 29 00 14 32 00 --- 16 45 13 66.0 249.3 1.7 56.0 175 R 1 6000 14 32 00 J1453+2648 16 45 13 64.3 254.1 1.9 59.1 -5 1 12 6000 14 32 00 14 33 30 --- 16 46 43 64.0 254.5 1.9 59.3 85 R 1 5400 14 33 30 3C310 16 46 43 65.7 249.8 1.7 56.3 -5 1 12 5400 14 33 30 14 36 30 --- 16 49 43 65.2 250.7 1.7 56.7 175 R 1 4200 Schedule for VLBA_OV (Code Ov ) Page 15 Probing the pc-scale environment of 3C310 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. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Wed 21 Feb 2001 Day 52 --- 14 36 30 J1453+2648 16 49 43 63.5 255.3 1.9 59.6 -5 1 12 4200 14 36 30 14 38 00 --- 16 51 14 63.2 255.6 2.0 59.8 85 R 1 3600 14 38 00 3C310 16 51 14 64.9 251.1 1.8 57.0 -5 1 12 3600 14 38 00 14 41 00 --- 16 54 14 64.3 252.0 1.8 57.4 175 R 1 2400 14 41 00 J1453+2648 16 54 14 62.6 256.4 2.0 60.1 -5 1 12 2400 14 41 00 14 42 30 --- 16 55 44 62.3 256.7 2.0 60.3 85 R 1 1800 14 42 30 3C310 16 55 44 64.0 252.4 1.8 57.6 -5 1 12 1800 14 42 30 14 45 30 --- 16 58 45 63.4 253.2 1.9 58.0 175 R 1 600 14 45 30 J1453+2648 16 58 45 61.7 257.5 2.1 60.5 -5 1 12 600 14 45 30 14 47 00 --- 17 00 15 61.4 257.8 2.1 60.7 85 R 1 0 14 49 00 OQ208 17 02 15 52.5 269.6 2.9 64.9 100 1 13 0 14 49 00 14 50 30 --- 17 03 46 52.2 269.8 2.9 64.9 90 F 1 600 14 50 30 J1453+2648 17 03 46 60.7 258.6 2.2 61.0 -19 1 13 600 14 50 30 14 52 30 --- 17 05 46 60.4 259.0 2.2 61.1 101 F 1 1400 14 52 30 3C310 17 05 46 62.1 255.0 2.0 58.9 -5 1 13 1400 14 52 30 14 55 30 --- 17 08 46 61.5 255.8 2.1 59.2 175 F 1 2600 14 55 30 J1453+2648 17 08 46 59.8 259.7 2.2 61.4 -6 1 13 2600 14 55 30 14 57 00 --- 17 10 17 59.5 260.0 2.3 61.5 84 F 1 3200 14 57 00 3C310 17 10 17 61.2 256.1 2.1 59.3 -6 1 13 3200 14 57 00 15 00 00 --- 17 13 17 60.7 256.8 2.1 59.6 174 F 1 4400 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. Setup file: gg045.18cm Matches group v20cm_2 in /aps3/sched/catalogs/freq.dat FD filtered above 1760. SC filtered above 1740. Setup group: 8 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= 2400.00 2400.00 2400.00 2400.00 Net SB= U U U U Pol. = RCP LCP RCP LCP BBC = 1 2 3 4 BBC SB= L L L L IF = A C A C VLBA FE= 20cm omit 20cm omit VLBA Synth= 15.4 2.4 15.4 The following frequency sets based on this setup were used. Frequency Set: 8 Setup file default. Used pcal sets: 1 LO sum= 1650.49 1650.49 1658.49 1658.49 BBC fr= 749.51 749.51 741.51 741.51 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_off SOURCE LIST -- Probing the pc-scale environment of 3C310 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) * 3C310 15 02 46.869032 * 15 04 57.105000 15 04 59.569338 26 12 34.69969 * 26 00 58.29000 26 00 33.14163 From catalog imbedded in main SCHED input file. * J1453+2648 14 51 43.040827 * 14 53 53.606100 14 53 56.142479 27 00 43.82152 * 26 48 33.47200 26 48 07.61538 From catalog imbedded in main SCHED input file. J1407+2827 14 04 45.615152 * 14 07 00.394411 14 07 03.274659 1404+286 28 41 29.23491 * 28 27 14.68994 28 26 46.80725 J1407+28 /aps3/sched/catalogs/sources.vlba * OQ208 USNO - Ref Frame 1998-6, Eubanks June 1998 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) 3C310 111.1 J1453+2648 113.6 OQ208 123.8 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