COVER INFORMATION Station: VLBA_MK (Code Mk ) Experiment: BT064A - phase referenced observations of TXS2226 Exp. Code: BT064A Schedule Version: 1.00 Processed by SCHED version: Release of 02 July 2002 PI: Greg Taylor Address: NRAO Socorro, NM 87801 Phone: (505) 835 7237 (work); (505) 835 4022 (home) EMAIL: gtaylor@nrao.edu Fax: (505) 835 7027 Phone during observation: (505) 835 7237 Observing mode: VLBA 128-2-2 at 22cm (redshifted HI) Notes: Flux calibrator: J1826+1831; Fringe-finder: J2253+1608 This is VLBA+GBT Schedule for VLBA_MK (Code Mk ) Page 2 BT064A - phase referenced observations of TXS2226 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) ---------------------------------------------------------------------------------------- --- Sat 14 Dec 2002 Day 348 --- Next scan frequencies: 1377.74 1377.74 Next BBC frequencies: 722.26 722.26 Next scan bandwidths: 16.00 16.00 19 32 00 J1924+3329 14 43 22 26.9 61.6 -4.7 -83.1 0 1 1 0 19 32 00 19 38 00 =1922+333 14 49 23 28.1 61.8 -4.6 -83.9 360 F 1 4800 19 40 00 J1826+1831 14 51 23 39.4 81.9 -3.6 -79.2 91 1 1 4800 19 40 00 19 43 00 --- 14 54 24 40.1 82.1 -3.5 -79.4 180 F 1 7200 21 53 00 TXS2226 17 04 45 1.8 110.1 -5.4 D -68.5 7718 1 1 7200 21 53 00 21 55 00 --- 17 06 46 2.3 110.2 -5.4 -68.3 0 F 1 8800 21 56 00 TXS2226 17 07 46 2.5 110.3 -5.4 -68.2 54 1 1 8800 21 56 00 21 58 00 --- 17 09 46 2.9 110.5 -5.3 -68.0 120 F 1 10400 21 59 00 TXS2226 17 10 46 3.2 110.6 -5.3 -68.0 54 1 1 10400 21 59 00 22 01 00 --- 17 12 47 3.6 110.8 -5.3 -67.8 120 F 1 12000 22 01 00 J2236-1706 17 12 47 2.5 109.2 -5.4 -68.4 -8 1 1 12000 22 01 00 22 02 00 --- 17 13 47 2.7 109.2 -5.4 -68.3 52 F 1 12800 22 02 00 TXS2226 17 13 47 3.8 110.9 -5.3 -67.7 -8 1 1 12800 22 02 00 22 04 00 --- 17 15 47 4.3 111.0 -5.2 -67.5 112 F 1 14400 22 04 00 J2236-1706 17 15 47 3.1 109.4 -5.3 -68.2 -8 1 1 14400 22 04 00 22 05 00 --- 17 16 47 3.4 109.5 -5.3 -68.1 52 F 1 15200 22 05 00 TXS2226 17 16 47 4.5 111.1 -5.2 -67.5 -8 1 1 15200 22 05 00 22 07 00 --- 17 18 48 4.9 111.3 -5.2 -67.3 112 F 1 16800 22 07 00 J2236-1706 17 18 48 3.8 109.7 -5.3 -67.9 -8 1 1 16800 22 07 00 22 08 00 --- 17 19 48 4.0 109.8 -5.3 -67.9 52 F 1 17600 22 08 00 J2236-1433 17 19 48 4.9 107.4 -5.3 -68.1 -8 1 2 17600 22 08 00 22 10 00 =2233-148 17 21 48 5.3 107.6 -5.2 -67.9 112 R 1 16000 22 10 00 J2236-1706 17 21 48 4.5 110.0 -5.2 -67.7 -8 1 2 16000 22 10 00 22 11 00 --- 17 22 48 4.7 110.1 -5.2 -67.6 52 R 1 15200 22 11 00 TXS2226 17 22 48 5.8 111.7 -5.1 -66.9 -8 1 2 15200 22 11 00 22 13 00 --- 17 24 49 6.2 111.9 -5.1 -66.8 112 R 1 13600 Schedule for VLBA_MK (Code Mk ) Page 3 BT064A - phase referenced observations of TXS2226 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) ---------------------------------------------------------------------------------------- --- Sat 14 Dec 2002 Day 348 --- 22 13 00 J2236-1706 17 24 49 5.1 110.2 -5.2 -67.5 -8 1 2 13600 22 13 00 22 14 00 --- 17 25 49 5.3 110.3 -5.2 -67.4 52 R 1 12800 22 14 00 TXS2226 17 25 49 6.5 112.0 -5.1 -66.7 -8 1 2 12800 22 14 00 22 16 00 --- 17 27 49 6.9 112.2 -5.0 -66.5 112 R 1 11200 22 16 00 J2236-1706 17 27 49 5.8 110.5 -5.1 -67.2 -8 1 2 11200 22 16 00 22 17 00 --- 17 28 49 6.0 110.6 -5.1 -67.1 52 R 1 10400 22 17 00 TXS2226 17 28 49 7.1 112.3 -5.0 -66.4 -8 1 2 10400 22 17 00 22 19 00 --- 17 30 50 7.5 112.5 -5.0 -66.2 112 R 1 8800 22 19 00 J2236-1706 17 30 50 6.5 110.8 -5.1 -67.0 -8 1 2 8800 22 19 00 22 20 00 --- 17 31 50 6.7 110.9 -5.1 -66.9 52 R 1 8000 22 20 00 TXS2226 17 31 50 7.8 112.6 -5.0 -66.1 -8 1 2 8000 22 20 00 22 22 00 --- 17 33 50 8.2 112.7 -4.9 -66.0 112 R 1 6400 22 22 00 J2236-1706 17 33 50 7.1 111.1 -5.0 -66.7 -8 1 2 6400 22 22 00 22 23 00 --- 17 34 50 7.3 111.2 -5.0 -66.6 52 R 1 5600 22 23 00 TXS2226 17 34 50 8.4 112.8 -4.9 -65.9 -8 1 2 5600 22 23 00 22 25 00 --- 17 36 51 8.9 113.0 -4.9 -65.7 112 R 1 4000 22 25 00 J2236-1706 17 36 51 7.8 111.4 -5.0 -66.4 -8 1 2 4000 22 25 00 22 26 00 --- 17 37 51 8.0 111.5 -5.0 -66.4 52 R 1 3200 22 26 00 TXS2226 17 37 51 9.1 113.1 -4.9 -65.6 -8 1 2 3200 22 26 00 22 28 00 --- 17 39 51 9.5 113.3 -4.8 -65.4 112 R 1 1600 22 28 00 J2236-1706 17 39 51 8.4 111.7 -4.9 -66.2 -8 1 2 1600 22 28 00 22 29 00 --- 17 40 51 8.7 111.8 -4.9 -66.1 52 R 1 800 22 29 00 TXS2226 17 40 51 9.7 113.4 -4.8 -65.3 -8 1 1 800 22 29 00 22 31 00 --- 17 42 52 10.2 113.6 -4.8 -65.1 112 F 2 800 22 31 00 J2236-1706 17 42 52 9.1 112.0 -4.9 -65.9 -8 1 1 800 22 31 00 22 32 00 --- 17 43 52 9.3 112.1 -4.9 -65.8 52 F 2 1600 22 32 00 J2236-1706 17 43 52 9.3 112.1 -4.9 -65.8 -6 1 1 1600 22 32 00 22 34 00 --- 17 45 52 9.7 112.3 -4.8 -65.6 114 F 2 3200 Schedule for VLBA_MK (Code Mk ) Page 4 BT064A - phase referenced observations of TXS2226 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) ---------------------------------------------------------------------------------------- --- Sat 14 Dec 2002 Day 348 --- 22 34 00 TXS2226 17 45 52 10.8 114.0 -4.7 -64.8 -8 1 2 3200 22 34 00 22 54 00 --- 18 05 55 15.1 116.1 -4.4 -62.8 1192 R 2 16000 22 54 00 TXS2226 18 05 55 15.1 116.1 -4.4 -62.8 -6 1 3 16000 22 54 00 23 16 00 --- 18 27 59 19.7 118.7 -4.0 -60.3 1314 F 1 1600 23 16 00 J2236-1706 18 27 59 18.8 116.9 -4.1 -61.4 -8 1 3 1600 23 16 00 23 18 00 --- 18 29 59 19.2 117.1 -4.1 -61.2 112 F 1 3200 23 18 00 TXS2226 18 29 59 20.1 119.0 -4.0 -60.0 -8 1 3 3200 23 18 00 23 20 00 --- 18 32 00 20.5 119.2 -4.0 -59.8 112 F 1 4800 23 20 00 J2236-1706 18 32 00 19.6 117.4 -4.1 -60.9 -8 1 3 4800 23 20 00 23 21 00 --- 18 33 00 19.8 117.5 -4.1 -60.8 52 F 1 5600 23 21 00 TXS2226 18 33 00 20.7 119.4 -3.9 -59.7 -8 1 3 5600 23 21 00 23 23 00 --- 18 35 00 21.1 119.6 -3.9 -59.4 112 F 1 7200 23 23 00 J2236-1706 18 35 00 20.2 117.7 -4.0 -60.6 -8 1 3 7200 23 23 00 23 24 00 --- 18 36 00 20.4 117.9 -4.0 -60.5 52 F 1 8000 23 24 00 TXS2226 18 36 00 21.3 119.8 -3.9 -59.3 -8 1 3 8000 23 24 00 23 26 00 --- 18 38 01 21.7 120.0 -3.9 -59.0 112 F 1 9600 23 26 00 J2236-1706 18 38 01 20.8 118.1 -4.0 -60.2 -8 1 3 9600 23 26 00 23 27 00 --- 18 39 01 21.1 118.3 -4.0 -60.1 52 F 1 10400 23 27 00 TXS2226 18 39 01 21.9 120.2 -3.8 -58.9 -8 1 3 10400 23 27 00 23 29 00 --- 18 41 01 22.3 120.4 -3.8 -58.6 112 F 1 12000 23 29 00 J2236-1706 18 41 01 21.5 118.5 -3.9 -59.9 -8 1 3 12000 23 29 00 23 30 00 --- 18 42 01 21.7 118.6 -3.9 -59.8 52 F 1 12800 23 30 00 TXS2226 18 42 01 22.5 120.6 -3.8 -58.5 -8 1 3 12800 23 30 00 23 32 00 --- 18 44 02 23.0 120.8 -3.8 -58.3 112 F 1 14400 23 32 00 J2236-1706 18 44 02 22.1 118.9 -3.9 -59.5 -8 1 3 14400 23 32 00 23 33 00 --- 18 45 02 22.3 119.0 -3.9 -59.4 52 F 1 15200 23 33 00 TXS2226 18 45 02 23.2 121.0 -3.7 -58.1 -8 1 3 15200 23 33 00 23 35 00 --- 18 47 02 23.6 121.2 -3.7 -57.9 112 F 1 16800 Schedule for VLBA_MK (Code Mk ) Page 5 BT064A - phase referenced observations of TXS2226 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) ---------------------------------------------------------------------------------------- --- Sat 14 Dec 2002 Day 348 --- 23 35 00 J2236-1706 18 47 02 22.7 119.3 -3.8 -59.1 -8 1 3 16800 23 35 00 23 36 00 --- 18 48 02 22.9 119.4 -3.8 -59.0 52 F 1 17600 23 36 00 J2236-1433 18 48 02 24.1 117.0 -3.8 -60.0 -8 1 4 17600 23 36 00 23 38 00 =2233-148 18 50 03 24.5 117.2 -3.8 -59.8 112 R 1 16000 23 38 00 J2236-1706 18 50 03 23.3 119.7 -3.8 -58.8 -8 1 4 16000 23 38 00 23 39 00 --- 18 51 03 23.5 119.8 -3.8 -58.6 52 R 1 15200 23 39 00 TXS2226 18 51 03 24.4 121.8 -3.6 -57.3 -8 1 4 15200 23 39 00 23 41 00 --- 18 53 03 24.8 122.1 -3.6 -57.0 112 R 1 13600 23 41 00 J2236-1706 18 53 03 23.9 120.1 -3.7 -58.4 -8 1 4 13600 23 41 00 23 42 00 --- 18 54 03 24.1 120.2 -3.7 -58.2 52 R 1 12800 23 42 00 TXS2226 18 54 03 25.0 122.2 -3.6 -56.9 -8 1 4 12800 23 42 00 23 44 00 --- 18 56 04 25.4 122.5 -3.6 -56.6 112 R 1 11200 23 44 00 J2236-1706 18 56 04 24.6 120.5 -3.7 -58.0 -8 1 4 11200 23 44 00 23 45 00 --- 18 57 04 24.8 120.7 -3.7 -57.9 52 R 1 10400 23 45 00 TXS2226 18 57 04 25.6 122.7 -3.5 -56.5 -8 1 4 10400 23 45 00 23 47 00 --- 18 59 04 26.0 122.9 -3.5 -56.2 112 R 1 8800 23 47 00 J2236-1706 18 59 04 25.2 120.9 -3.6 -57.6 -8 1 4 8800 23 47 00 23 48 00 --- 19 00 04 25.4 121.1 -3.6 -57.5 52 R 1 8000 23 48 00 TXS2226 19 00 04 26.2 123.1 -3.5 -56.1 -8 1 4 8000 23 48 00 23 50 00 --- 19 02 05 26.6 123.4 -3.5 -55.8 112 R 1 6400 23 50 00 J2236-1706 19 02 05 25.8 121.4 -3.6 -57.2 -8 1 4 6400 23 50 00 23 51 00 --- 19 03 05 26.0 121.5 -3.6 -57.0 52 R 1 5600 23 51 00 TXS2226 19 03 05 26.7 123.5 -3.4 -55.6 -8 1 4 5600 23 51 00 23 53 00 --- 19 05 05 27.1 123.8 -3.4 -55.3 112 R 1 4000 23 53 00 J2236-1706 19 05 05 26.4 121.8 -3.5 -56.8 -8 1 4 4000 23 53 00 23 54 00 --- 19 06 05 26.6 122.0 -3.5 -56.6 52 R 1 3200 23 54 00 TXS2226 19 06 05 27.3 124.0 -3.4 -55.2 -8 1 4 3200 23 54 00 23 56 00 --- 19 08 06 27.7 124.3 -3.4 -54.9 112 R 1 1600 Schedule for VLBA_MK (Code Mk ) Page 6 BT064A - phase referenced observations of TXS2226 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) ---------------------------------------------------------------------------------------- --- Sat 14 Dec 2002 Day 348 --- 23 56 00 J2236-1706 19 08 06 27.0 122.3 -3.5 -56.3 -8 1 4 1600 23 56 00 23 57 00 --- 19 09 06 27.2 122.4 -3.5 -56.2 52 R 1 800 23 57 00 TXS2226 19 09 06 27.9 124.5 -3.3 -54.7 -8 1 3 800 23 57 00 23 59 00 --- 19 11 06 28.3 124.8 -3.3 -54.4 112 F 2 800 23 59 00 J2236-1706 19 11 06 27.6 122.7 -3.4 -55.9 -7 1 3 800 23 59 00 23 59 59 --- 19 12 06 27.8 122.9 -3.4 -55.8 52 F 2 1600 --- Sun 15 Dec 2002 Day 349 --- 00 03 00 J2253+1608 19 15 07 38.0 84.6 -3.6 -77.2 148 1 3 1600 00 03 00 00 08 00 =2251+158 19 20 08 39.2 84.9 -3.6 -77.4 300 F 2 5600 00 10 00 J2236-1706 19 22 08 29.7 124.4 -3.2 -54.3 88 1 3 5600 00 10 00 00 12 00 --- 19 24 08 30.1 124.7 -3.2 -54.0 120 F 2 7200 00 12 00 TXS2226 19 24 08 30.8 126.9 -3.1 -52.4 -7 1 4 7200 00 12 00 00 27 00 --- 19 39 11 33.6 129.6 -2.8 -49.8 893 R 2 16000 00 27 00 TXS2226 19 39 11 33.6 129.6 -2.8 -49.8 -6 1 5 16000 00 27 00 00 49 00 --- 20 01 14 37.5 133.9 -2.5 -45.5 1314 F 1 1600 00 49 00 J2236-1706 20 01 14 37.0 131.5 -2.6 -47.5 -8 1 5 1600 00 49 00 00 51 00 --- 20 03 15 37.3 131.9 -2.6 -47.1 112 F 1 3200 00 51 00 TXS2226 20 03 15 37.8 134.3 -2.4 -45.1 -8 1 5 3200 00 51 00 00 53 00 --- 20 05 15 38.1 134.7 -2.4 -44.7 112 F 1 4800 00 53 00 J2236-1706 20 05 15 37.7 132.3 -2.5 -46.7 -8 1 5 4800 00 53 00 00 54 00 --- 20 06 15 37.9 132.5 -2.5 -46.5 52 F 1 5600 00 54 00 TXS2226 20 06 15 38.3 135.0 -2.4 -44.5 -8 1 5 5600 00 54 00 00 56 00 --- 20 08 15 38.6 135.4 -2.4 -44.1 112 F 1 7200 00 56 00 J2236-1706 20 08 15 38.2 132.9 -2.5 -46.1 -8 1 5 7200 00 56 00 00 57 00 --- 20 09 16 38.4 133.1 -2.5 -45.9 52 F 1 8000 00 57 00 TXS2226 20 09 16 38.8 135.6 -2.3 -43.8 -8 1 5 8000 00 57 00 00 59 00 --- 20 11 16 39.1 136.1 -2.3 -43.4 112 F 1 9600 00 59 00 J2236-1706 20 11 16 38.7 133.6 -2.4 -45.5 -8 1 5 9600 00 59 00 01 00 00 --- 20 12 16 38.9 133.8 -2.4 -45.3 52 F 1 10400 Schedule for VLBA_MK (Code Mk ) Page 7 BT064A - phase referenced observations of TXS2226 UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Sun 15 Dec 2002 Day 349 --- 01 00 00 TXS2226 20 12 16 39.3 136.3 -2.3 -43.2 -8 1 5 10400 01 00 00 01 02 00 --- 20 14 16 39.6 136.7 -2.3 -42.7 112 F 1 12000 01 02 00 J2236-1706 20 14 16 39.2 134.2 -2.4 -44.9 -8 1 5 12000 01 02 00 01 03 00 --- 20 15 17 39.4 134.4 -2.4 -44.7 52 F 1 12800 01 03 00 TXS2226 20 15 17 39.8 137.0 -2.2 -42.5 -8 1 5 12800 01 03 00 01 05 00 --- 20 17 17 40.1 137.4 -2.2 -42.1 112 F 1 14400 01 05 00 J2236-1706 20 17 17 39.7 134.9 -2.3 -44.2 -8 1 5 14400 01 05 00 01 06 00 --- 20 18 17 39.9 135.1 -2.3 -44.0 52 F 1 15200 01 06 00 TXS2226 20 18 17 40.2 137.6 -2.2 -41.8 -8 1 5 15200 01 06 00 01 08 00 --- 20 20 17 40.6 138.1 -2.2 -41.4 112 F 1 16800 01 08 00 J2236-1706 20 20 17 40.2 135.6 -2.3 -43.6 -8 1 5 16800 01 08 00 01 09 00 --- 20 21 18 40.4 135.8 -2.3 -43.3 52 F 1 17600 01 09 00 J2236-1433 20 21 18 42.2 133.3 -2.3 -45.0 -10 1 6 17600 01 09 00 01 11 00 =2233-148 20 23 18 42.5 133.8 -2.2 -44.6 110 R 1 16000 01 11 00 J2236-1706 20 23 18 40.7 136.2 -2.2 -42.9 -10 1 6 16000 01 11 00 01 12 00 --- 20 24 18 40.9 136.5 -2.2 -42.7 50 R 1 15200 01 12 00 TXS2226 20 24 18 41.2 139.1 -2.1 -40.5 -8 1 6 15200 01 12 00 01 14 00 --- 20 26 18 41.5 139.5 -2.1 -40.0 112 R 1 13600 01 14 00 J2236-1706 20 26 18 41.2 136.9 -2.2 -42.2 -8 1 6 13600 01 14 00 01 15 00 --- 20 27 19 41.4 137.2 -2.1 -42.0 52 R 1 12800 01 15 00 TXS2226 20 27 19 41.6 139.8 -2.0 -39.7 -8 1 6 12800 01 15 00 01 17 00 --- 20 29 19 42.0 140.3 -2.0 -39.3 112 R 1 11200 01 17 00 J2236-1706 20 29 19 41.7 137.7 -2.1 -41.5 -8 1 6 11200 01 17 00 01 18 00 --- 20 30 19 41.9 137.9 -2.1 -41.3 52 R 1 10400 01 18 00 TXS2226 20 30 19 42.1 140.5 -2.0 -39.0 -8 1 6 10400 01 18 00 01 20 00 --- 20 32 19 42.4 141.0 -2.0 -38.5 112 R 1 8800 01 20 00 J2236-1706 20 32 19 42.2 138.4 -2.1 -40.8 -8 1 6 8800 01 20 00 01 21 00 --- 20 33 19 42.3 138.6 -2.0 -40.6 52 R 1 8000 Schedule for VLBA_MK (Code Mk ) Page 8 BT064A - phase referenced observations of TXS2226 UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Sun 15 Dec 2002 Day 349 --- 01 21 00 TXS2226 20 33 19 42.5 141.3 -1.9 -38.3 -8 1 6 8000 01 21 00 01 23 00 --- 20 35 20 42.8 141.8 -1.9 -37.8 112 R 1 6400 01 23 00 J2236-1706 20 35 20 42.6 139.1 -2.0 -40.1 -8 1 6 6400 01 23 00 01 24 00 --- 20 36 20 42.8 139.4 -2.0 -39.9 52 R 1 5600 01 26 00 J2253+1608 20 38 20 57.6 90.9 -2.3 -78.4 82 1 6 5600 01 26 00 01 30 00 =2251+158 20 42 21 58.5 91.2 -2.2 -78.3 240 R 1 2400 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. Setup file: myhi.set Matches group v20cm_1 in /home/filehost/cwalker/sched/catalogs/freq.dat FD and KP filtered below 1330. SC filtered above 1440 Setup group: 1 Station: VLBA Total bit rate: 128 Format: VLBA1:4 Bits per sample: 2 Sample rate: 32.000 Number of channels: 2 Passes/head pos: 2 Speedup factor: 1.00 Tape speeds: Low density - 266.660 ips, High density - 160.00 ips Time per pass for 17600 ft, High density tapes is: 00:22:00 1st LO= 2100.00 2100.00 Net SB= U U Pol. = RCP LCP BBC = 1 2 BBC SB= L L IF = A C VLBA FE= 20cm omit 20cm omit VLBA Synth= 15.4 2.1 15.4 The following frequency sets based on this setup were used. Frequency Set: 1 Setup file default. Used pcal sets: 1 LO sum= 1377.74 1377.74 BBC fr= 722.26 722.26 Bandwd= 16.000 16.000 The following pulse cal sets were used with this setup: Pulse cal detection set: 1 PCAL = OFF PCALXB1= S1 S2 OFF OFF OFF OFF OFF OFF PCALXB2= M1 M2 OFF OFF OFF OFF OFF OFF PCALFR1= 0 0 0 0 0 0 0 0 PCALFR2= 0 0 0 0 0 0 0 0 Track assignments are: track1= 2, 18 track2= 3, 19 barrel=roll_auto SOURCE LIST -- BT064A - phase referenced observations of TXS2226 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) * TXS2226 22 26 30.067032 * 22 29 12.496000 22 29 20.674273 -18 26 09.57621 *-18 10 47.24200 -18 10 05.06519 From catalog imbedded in main SCHED input file. * J2236-1706 22 33 28.216811 * 22 36 09.522757 22 36 17.684308 -17 21 55.78532 *-17 06 21.97259 -17 05 38.80381 From catalog imbedded in main SCHED input file. * J2236-1433 22 33 53.979678 * 22 36 34.087139 22 36 42.184764 2233-148 -14 48 56.65460 *-14 33 22.18923 -14 32 38.11040 J2236-14 From catalog imbedded in main SCHED input file. USNO - Ref Frame 1998-6, Eubanks June 1998 * J1826+1831 18 24 06.161368 * 18 26 17.710884 18 26 23.189834 18 30 02.88916 * 18 31 52.88993 18 31 58.38351 From catalog imbedded in main SCHED input file. * J1924+3329 19 22 24.920015 * 19 24 17.475700 19 24 21.865947 1922+333 33 23 32.99942 * 33 29 29.48400 33 29 51.76011 J1924+33 /home/filehost/cwalker/sched/catalogs/sources.vlba VLA Calibrator Source List * J2253+1608 22 51 29.519733 * 22 53 57.747932 22 54 05.231409 2251+158 15 52 54.34806 * 16 08 53.56089 16 09 49.87940 3C454.3 /home/filehost/cwalker/sched/catalogs/sources.vlba J2253+16 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) TXS2226 69.8 J2236-1706 71.7 J2236-1433 72.6 J1826+1831 44.1 J1924+3329 63.1 J2253+1608 88.7 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