COVER INFORMATION Station: VLBA_KP (Code Kp ) Experiment: Water Megamaser in the LINER IC1481, Nakai etc Exp. Code: BN032 Schedule Version: 1.00 Processed by SCHED version: 6.01 Release: Late March 2005 PI: NAKAI N. Address: Institute of Physics, University of Tsukuba Tsukuba, Ibaraki 305-8571 Japan Phone: 81 29 853 4281 EMAIL: nakai@physics.px.tsukuba.ac.jp Fax: 81 29 853 6618 Phone during observation: 81 29 853 4281 Observing mode: 1.3cm, line Notes: fringe finder, manual pcal: 3c454.3 phase reference source : 2320+052, 2334++076 amplitude check source : 3c286 Schedule for VLBA_KP (Code Kp ) Page 2 Water Megamaser in the LINER IC1481, Nakai etc 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 23 Apr 2005 Day 113 --- Next scan frequencies: 21779.62 21791.48 21799.64 21807.06 Next BBC frequencies: 779.62 791.48 799.64 807.06 Next scan bandwidths: 8.00 8.00 8.00 8.00 11 05 00 3C286 17 44 55 36.6 -73.7 4.2 70.9 0 1 1 0 11 05 00 11 15 00 --- 17 54 57 34.6 -72.8 4.4 70.1 600 F 1 4000 11 19 00 3C454.3 17 58 58 22.0 84.1 -4.9 -61.5 129 1 1 4000 11 19 00 11 29 00 --- 18 08 59 24.1 85.4 -4.8 -61.7 600 F 1 8000 11 30 00 2334+076 18 09 59 11.5 88.1 -5.4 -58.8 29 1 1 8000 11 30 00 11 33 00 --- 18 13 00 12.2 88.5 -5.4 -58.8 180 F 1 9200 11 33 00 IC1481 18 13 00 14.4 92.0 -5.1 -58.5 -11 1 1 9200 11 33 00 11 41 00 --- 18 21 01 16.1 93.1 -5.0 -58.4 469 F 1 12400 11 41 00 2320+052 18 21 01 15.5 93.5 -5.0 -58.3 -7 1 1 12400 11 41 00 11 44 00 --- 18 24 02 16.1 93.9 -4.9 -58.2 173 F 1 13600 11 44 00 IC1481 18 24 02 16.8 93.5 -4.9 -58.4 -7 1 1 13600 11 44 00 11 52 00 --- 18 32 03 18.5 94.6 -4.8 -58.2 473 F 1 16800 11 52 00 2320+052 18 32 03 17.8 95.0 -4.8 -58.1 -7 1 2 16800 11 52 00 11 55 00 --- 18 35 04 18.5 95.4 -4.8 -58.0 173 R 1 17200 11 55 00 IC1481 18 35 04 19.1 95.0 -4.7 -58.2 -7 1 2 17200 11 55 00 12 03 00 --- 18 43 05 20.8 96.1 -4.6 -58.0 473 R 1 14000 12 03 00 2320+052 18 43 05 20.2 96.5 -4.6 -57.8 -7 1 2 14000 12 03 00 12 06 00 --- 18 46 05 20.8 97.0 -4.6 -57.8 173 R 1 12800 12 06 00 IC1481 18 46 05 21.4 96.5 -4.6 -57.9 -7 1 2 12800 12 06 00 12 14 00 --- 18 54 07 23.1 97.7 -4.4 -57.7 473 R 1 9600 12 14 00 2320+052 18 54 07 22.5 98.1 -4.4 -57.5 -7 1 2 9600 12 14 00 12 17 00 --- 18 57 07 23.1 98.6 -4.4 -57.4 173 R 1 8400 12 17 00 IC1481 18 57 07 23.8 98.1 -4.4 -57.6 -7 1 2 8400 12 17 00 12 25 00 --- 19 05 09 25.4 99.3 -4.2 -57.3 473 R 1 5200 12 25 00 2320+052 19 05 09 24.8 99.7 -4.3 -57.1 -7 1 2 5200 12 25 00 12 28 00 --- 19 08 09 25.4 100.2 -4.2 -57.0 173 R 1 4000 Schedule for VLBA_KP (Code Kp ) Page 3 Water Megamaser in the LINER IC1481, Nakai etc 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 23 Apr 2005 Day 113 --- 12 28 00 IC1481 19 08 09 26.1 99.8 -4.2 -57.2 -7 1 2 4000 12 28 00 12 36 00 --- 19 16 10 27.7 101.0 -4.1 -56.9 473 R 1 800 12 36 00 2334+076 19 16 10 25.6 97.2 -4.3 -58.1 -10 1 2 800 12 36 00 12 38 00 --- 19 18 11 26.0 97.5 -4.3 -58.1 110 R 1 0 12 38 00 IC1481 19 18 11 28.2 101.3 -4.0 -56.8 -10 1 3 0 12 38 00 12 44 00 --- 19 24 12 29.4 102.2 -3.9 -56.5 350 F 1 2400 12 44 00 2320+052 19 24 12 28.8 102.7 -3.9 -56.2 -7 1 3 2400 12 44 00 12 46 00 --- 19 26 12 29.2 103.0 -3.9 -56.1 113 F 1 3200 12 46 00 IC1481 19 26 12 29.8 102.5 -3.9 -56.4 -7 1 3 3200 12 46 00 12 51 00 --- 19 31 13 30.9 103.3 -3.8 -56.1 293 F 1 5200 12 51 00 3C454.3 19 31 13 41.5 96.5 -3.4 -61.4 -27 1 3 5200 12 51 00 13 02 00 --- 19 42 15 43.9 98.3 -3.2 -60.9 633 F 1 9600 13 03 00 2334+076 19 43 15 31.2 101.2 -3.9 -57.1 29 1 3 9600 13 03 00 13 06 00 --- 19 46 15 31.8 101.7 -3.8 -56.9 180 F 1 10800 13 06 00 IC1481 19 46 15 33.9 105.8 -3.6 -55.1 -10 1 3 10800 13 06 00 13 14 00 --- 19 54 17 35.6 107.2 -3.4 -54.6 470 F 1 14000 13 14 00 2320+052 19 54 17 34.9 107.7 -3.4 -54.3 -7 1 3 14000 13 14 00 13 17 00 --- 19 57 17 35.5 108.2 -3.4 -54.0 173 F 1 15200 13 17 00 IC1481 19 57 17 36.2 107.8 -3.4 -54.3 -7 1 4 15200 13 17 00 13 25 00 --- 20 05 18 37.8 109.3 -3.2 -53.6 473 R 1 16800 13 25 00 2320+052 20 05 18 37.1 109.7 -3.3 -53.3 -7 1 4 16800 13 25 00 13 28 00 --- 20 08 19 37.7 110.3 -3.2 -53.1 173 R 1 15600 13 28 00 IC1481 20 08 19 38.4 109.8 -3.2 -53.4 -7 1 4 15600 13 28 00 13 36 00 --- 20 16 20 40.0 111.4 -3.1 -52.6 473 R 1 12400 13 36 00 2320+052 20 16 20 39.3 111.8 -3.1 -52.3 -7 1 4 12400 13 36 00 13 39 00 --- 20 19 21 39.9 112.4 -3.0 -52.0 173 R 1 11200 13 39 00 IC1481 20 19 21 40.6 112.0 -3.0 -52.3 -7 1 4 11200 13 39 00 13 47 00 --- 20 27 22 42.2 113.6 -2.9 -51.4 473 R 1 8000 Schedule for VLBA_KP (Code Kp ) Page 4 Water Megamaser in the LINER IC1481, Nakai etc 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 23 Apr 2005 Day 113 --- 13 47 00 2320+052 20 27 22 41.5 114.0 -2.9 -51.1 -7 1 4 8000 13 47 00 13 50 00 --- 20 30 22 42.1 114.7 -2.8 -50.7 173 R 1 6800 13 50 00 IC1481 20 30 22 42.7 114.2 -2.8 -51.1 -7 1 4 6800 13 50 00 13 58 00 --- 20 38 24 44.3 116.0 -2.7 -50.1 473 R 1 3600 13 58 00 2320+052 20 38 24 43.6 116.4 -2.7 -49.7 -7 1 4 3600 13 58 00 14 01 00 --- 20 41 24 44.2 117.1 -2.7 -49.3 173 R 1 2400 14 01 00 IC1481 20 41 24 44.9 116.7 -2.6 -49.7 -7 1 5 2400 14 01 00 14 09 00 --- 20 49 26 46.4 118.5 -2.5 -48.5 473 F 1 800 14 09 00 2320+052 20 49 26 45.7 118.9 -2.5 -48.2 -7 1 5 800 14 09 00 14 12 00 --- 20 52 26 46.2 119.7 -2.5 -47.8 173 F 1 2000 14 12 00 IC1481 20 52 26 46.9 119.3 -2.5 -48.1 -7 1 5 2000 14 12 00 14 20 00 --- 21 00 27 48.4 121.3 -2.3 -46.8 473 F 1 5200 14 20 00 2320+052 21 00 27 47.7 121.7 -2.3 -46.5 -7 1 5 5200 14 20 00 14 23 00 --- 21 03 28 48.2 122.4 -2.3 -46.0 173 F 1 6400 14 23 00 IC1481 21 03 28 48.9 122.0 -2.3 -46.3 -7 1 5 6400 14 23 00 14 31 00 --- 21 11 29 50.4 124.2 -2.1 -44.9 473 F 1 9600 14 31 00 2334+076 21 11 29 48.8 118.4 -2.4 -48.9 -10 1 5 9600 14 31 00 14 33 00 --- 21 13 30 49.2 118.9 -2.3 -48.5 110 F 1 10400 14 33 00 IC1481 21 13 30 50.7 124.8 -2.1 -44.5 -10 1 5 10400 14 33 00 14 39 00 --- 21 19 31 51.7 126.5 -2.0 -43.3 350 F 1 12800 14 39 00 2320+052 21 19 31 51.0 126.8 -2.0 -43.0 -7 1 5 12800 14 39 00 14 41 00 --- 21 21 31 51.4 127.4 -2.0 -42.6 113 F 1 13600 14 41 00 IC1481 21 21 31 52.1 127.1 -2.0 -42.9 -7 1 5 13600 14 41 00 14 46 00 --- 21 26 32 52.9 128.6 -1.9 -41.8 293 F 1 15600 14 46 00 3C454.3 21 26 32 64.6 123.3 -1.5 -47.6 -29 1 6 15600 14 46 00 14 57 00 --- 21 37 34 66.5 127.7 -1.3 -44.3 631 R 1 15200 14 58 00 2334+076 21 38 34 53.7 125.8 -1.9 -44.0 28 1 6 15200 14 58 00 15 01 00 --- 21 41 34 54.2 126.7 -1.9 -43.3 180 R 1 14000 Schedule for VLBA_KP (Code Kp ) Page 5 Water Megamaser in the LINER IC1481, Nakai etc 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 23 Apr 2005 Day 113 --- 15 01 00 IC1481 21 41 34 55.3 133.5 -1.6 -38.3 -11 1 6 14000 15 01 00 15 09 00 --- 21 49 35 56.5 136.3 -1.5 -36.1 469 R 1 10800 15 09 00 2320+052 21 49 35 55.8 136.5 -1.5 -35.9 -7 1 6 10800 15 09 00 15 12 00 --- 21 52 36 56.2 137.6 -1.5 -35.0 173 R 1 9600 15 12 00 IC1481 21 52 36 57.0 137.4 -1.5 -35.3 -7 1 6 9600 15 12 00 15 20 00 --- 22 00 37 58.1 140.5 -1.3 -32.9 473 R 1 6400 15 20 00 2320+052 22 00 37 57.3 140.7 -1.3 -32.7 -7 1 6 6400 15 20 00 15 23 00 --- 22 03 38 57.7 141.8 -1.3 -31.8 173 R 1 5200 15 23 00 IC1481 22 03 38 58.5 141.7 -1.3 -31.9 -7 1 6 5200 15 23 00 15 31 00 --- 22 11 39 59.5 145.0 -1.1 -29.3 473 R 1 2000 15 31 00 2320+052 22 11 39 58.8 145.1 -1.2 -29.2 -7 1 6 2000 15 31 00 15 34 00 --- 22 14 40 59.1 146.4 -1.1 -28.2 173 R 1 800 15 34 00 IC1481 22 14 40 59.9 146.3 -1.1 -28.2 -7 1 7 800 15 34 00 15 42 00 --- 22 22 41 60.8 149.9 -0.9 -25.3 473 F 1 2400 15 42 00 2320+052 22 22 41 60.0 149.9 -1.0 -25.3 -7 1 7 2400 15 42 00 15 45 00 --- 22 25 41 60.3 151.3 -0.9 -24.2 173 F 1 3600 15 45 00 IC1481 22 25 41 61.1 151.3 -0.9 -24.2 -7 1 7 3600 15 45 00 15 53 00 --- 22 33 43 61.8 155.2 -0.8 -21.0 473 F 1 6800 15 53 00 2320+052 22 33 43 61.1 155.0 -0.8 -21.1 -7 1 7 6800 15 53 00 15 56 00 --- 22 36 43 61.4 156.5 -0.7 -19.9 173 F 1 8000 15 56 00 IC1481 22 36 43 62.1 156.7 -0.7 -19.7 -7 1 7 8000 15 56 00 16 04 00 --- 22 44 45 62.7 160.8 -0.6 -16.3 473 F 1 11200 16 04 00 2320+052 22 44 45 62.0 160.5 -0.6 -16.5 -7 1 7 11200 16 04 00 16 07 00 --- 22 47 45 62.2 162.0 -0.6 -15.2 173 F 1 12400 16 07 00 IC1481 22 47 45 62.9 162.3 -0.5 -15.0 -7 1 7 12400 16 07 00 16 15 00 --- 22 55 46 63.4 166.6 -0.4 -11.4 473 F 1 15600 16 15 00 2320+052 22 55 46 62.7 166.2 -0.4 -11.7 -7 1 7 15600 16 15 00 16 18 00 --- 22 58 47 62.8 167.8 -0.4 -10.3 173 F 1 16800 Schedule for VLBA_KP (Code Kp ) Page 6 Water Megamaser in the LINER IC1481, Nakai etc 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 23 Apr 2005 Day 113 --- 16 18 00 IC1481 22 58 47 63.5 168.3 -0.3 -10.0 -7 1 8 16800 16 18 00 16 26 00 --- 23 06 48 63.8 172.7 -0.2 -6.2 473 R 1 15200 16 26 00 2334+076 23 06 48 64.8 163.7 -0.5 -13.9 -12 1 8 15200 16 26 00 16 28 00 --- 23 08 48 65.0 164.8 -0.4 -12.9 108 R 1 14400 16 28 00 IC1481 23 08 48 63.9 173.9 -0.2 -5.2 -12 1 8 14400 16 28 00 16 34 00 --- 23 14 49 64.0 177.3 -0.1 -2.3 348 R 1 12000 16 34 00 2320+052 23 14 49 63.3 176.6 -0.1 -2.9 -7 1 8 12000 16 34 00 16 36 00 --- 23 16 50 63.3 177.7 -0.1 -2.0 113 R 1 11200 16 36 00 IC1481 23 16 50 64.0 178.4 0.0 -1.4 -7 1 8 11200 16 36 00 16 41 00 --- 23 21 51 64.0 181.2 0.0 1.1 293 R 1 9200 16 41 00 3C454.3 23 21 51 73.0 203.3 0.5 20.5 -24 1 8 9200 16 41 00 16 52 00 --- 23 32 52 71.9 211.3 0.6 27.4 636 R 1 4800 16 53 00 2334+076 23 33 53 65.7 179.6 0.0 -0.3 33 1 8 4800 16 53 00 16 56 00 --- 23 36 53 65.7 181.5 0.0 1.2 180 R 1 3600 16 56 00 IC1481 23 36 53 63.7 189.7 0.3 8.3 -11 1 8 3600 16 56 00 17 04 00 --- 23 44 54 63.3 194.1 0.4 12.0 469 R 1 400 17 04 00 2320+052 23 44 54 62.7 193.1 0.4 11.1 -7 1 9 400 17 04 00 17 07 00 --- 23 47 55 62.6 194.7 0.4 12.5 173 F 1 1600 17 07 00 IC1481 23 47 55 63.2 195.7 0.5 13.4 -7 1 9 1600 17 07 00 17 15 00 --- 23 55 56 62.6 199.9 0.6 16.9 473 F 1 4800 17 15 00 2320+052 23 55 56 62.1 198.8 0.6 16.0 -7 1 9 4800 17 15 00 17 18 00 --- 23 58 57 61.9 200.4 0.6 17.3 173 F 1 6000 17 18 00 IC1481 23 58 57 62.4 201.5 0.7 18.2 -7 1 9 6000 17 18 00 17 26 00 --- 00 06 58 61.7 205.5 0.8 21.5 473 F 1 9200 17 26 00 2320+052 00 06 58 61.2 204.3 0.8 20.6 -7 1 9 9200 17 26 00 17 29 00 --- 00 09 58 60.9 205.8 0.8 21.7 173 F 1 10400 17 29 00 IC1481 00 09 58 61.4 206.9 0.8 22.7 -7 1 9 10400 17 29 00 17 37 00 --- 00 18 00 60.6 210.7 1.0 25.8 473 F 1 13600 Schedule for VLBA_KP (Code Kp ) Page 7 Water Megamaser in the LINER IC1481, Nakai etc 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 23 Apr 2005 Day 113 --- 17 37 00 2320+052 00 18 00 60.2 209.5 1.0 24.8 -7 1 9 13600 17 37 00 17 40 00 --- 00 21 00 59.8 210.9 1.0 25.9 173 F 1 14800 17 40 00 IC1481 00 21 00 60.3 212.1 1.0 26.9 -7 1 10 14800 17 40 00 17 48 00 --- 00 29 02 59.3 215.6 1.2 29.7 473 R 1 17200 17 48 00 2320+052 00 29 02 58.9 214.3 1.1 28.7 -7 1 10 17200 17 48 00 17 51 00 --- 00 32 02 58.6 215.6 1.2 29.7 173 R 1 16000 17 51 00 IC1481 00 32 02 59.0 216.8 1.2 30.7 -7 1 10 16000 17 51 00 17 59 00 --- 00 40 03 57.9 220.0 1.3 33.3 473 R 1 12800 17 59 00 2320+052 00 40 03 57.5 218.8 1.3 32.3 -7 1 10 12800 17 59 00 18 02 00 --- 00 43 04 57.1 220.0 1.4 33.2 173 R 1 11600 18 02 00 IC1481 00 43 04 57.5 221.2 1.4 34.2 -7 1 10 11600 18 02 00 18 10 00 --- 00 51 05 56.3 224.2 1.5 36.5 473 R 1 8400 18 10 00 2320+052 00 51 05 56.0 223.0 1.5 35.5 -7 1 10 8400 18 10 00 18 13 00 --- 00 54 06 55.5 224.1 1.6 36.3 173 R 1 7200 18 13 00 IC1481 00 54 06 55.9 225.3 1.6 37.3 -7 1 10 7200 18 13 00 18 21 00 --- 01 02 07 54.7 228.0 1.7 39.3 473 R 1 4000 18 21 00 2334+076 01 02 07 58.3 224.7 1.5 37.0 -13 1 10 4000 18 21 00 18 23 00 --- 01 04 07 58.0 225.4 1.5 37.6 107 R 1 3200 18 23 00 IC1481 01 04 07 54.3 228.7 1.7 39.8 -13 1 10 3200 18 23 00 18 29 00 --- 01 10 08 53.4 230.6 1.8 41.2 347 R 1 800 18 29 00 2320+052 01 10 08 53.1 229.4 1.8 40.3 -6 1 10 800 18 29 00 18 31 00 --- 01 12 09 52.7 230.1 1.9 40.8 114 R 1 0 18 31 00 IC1481 01 12 09 53.0 231.2 1.9 41.7 -6 1 11 0 18 31 00 18 36 00 --- 01 17 09 52.2 232.7 2.0 42.8 294 F 1 2000 18 36 00 3C454.3 01 17 09 54.0 252.6 2.4 57.4 -19 1 11 2000 18 36 00 18 47 00 --- 01 28 11 51.7 254.9 2.6 58.5 641 F 1 6400 18 48 00 2334+076 01 29 11 53.9 233.9 1.9 43.7 40 1 11 6400 18 48 00 18 51 00 --- 01 32 12 53.4 234.8 2.0 44.4 180 F 1 7600 Schedule for VLBA_KP (Code Kp ) Page 8 Water Megamaser in the LINER IC1481, Nakai etc 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 23 Apr 2005 Day 113 --- 18 51 00 IC1481 01 32 12 49.6 237.0 2.2 45.7 -14 1 11 7600 18 51 00 18 59 00 --- 01 40 13 48.1 239.1 2.3 47.0 466 F 1 10800 18 59 00 2320+052 01 40 13 47.9 238.0 2.3 46.3 -6 1 11 10800 18 59 00 19 02 00 --- 01 43 14 47.4 238.8 2.4 46.8 174 F 1 12000 19 02 00 IC1481 01 43 14 47.6 239.8 2.4 47.5 -6 1 11 12000 19 02 00 19 10 00 --- 01 51 15 46.1 241.8 2.5 48.7 474 F 1 15200 19 10 00 2320+052 01 51 15 45.9 240.7 2.5 48.0 -6 1 11 15200 19 10 00 19 13 00 --- 01 54 16 45.3 241.5 2.6 48.5 174 F 1 16400 19 13 00 IC1481 01 54 16 45.5 242.5 2.6 49.2 -6 1 12 16400 19 13 00 19 21 00 --- 02 02 17 44.0 244.3 2.7 50.2 474 R 1 15600 19 21 00 2320+052 02 02 17 43.8 243.3 2.7 49.6 -6 1 12 15600 19 21 00 19 24 00 --- 02 05 17 43.3 244.0 2.7 50.0 174 R 1 14400 19 24 00 IC1481 02 05 17 43.4 245.0 2.8 50.6 -6 1 12 14400 19 24 00 19 32 00 --- 02 13 19 41.9 246.7 2.9 51.6 474 R 1 11200 19 32 00 2320+052 02 13 19 41.7 245.7 2.9 50.9 -6 1 12 11200 19 32 00 19 35 00 --- 02 16 19 41.1 246.3 2.9 51.3 174 R 1 10000 19 35 00 IC1481 02 16 19 41.3 247.3 2.9 51.9 -6 1 12 10000 19 35 00 19 43 00 --- 02 24 20 39.7 248.9 3.1 52.7 474 R 1 6800 19 43 00 2320+052 02 24 20 39.6 247.9 3.1 52.2 -6 1 12 6800 19 43 00 19 46 00 --- 02 27 21 39.0 248.5 3.1 52.5 174 R 1 5600 19 46 00 IC1481 02 27 21 39.1 249.5 3.1 53.0 -6 1 12 5600 19 46 00 19 54 00 --- 02 35 22 37.5 251.0 3.3 53.8 474 R 1 2400 19 54 00 3C454.3 02 35 22 37.7 266.2 3.7 61.8 -16 1 13 2400 19 54 00 20 05 00 --- 02 46 24 35.4 267.7 3.9 62.0 644 F 1 2000 20 06 00 2334+076 02 47 24 39.1 252.2 3.2 54.6 44 1 13 2000 20 06 00 20 09 00 --- 02 50 25 38.5 252.8 3.3 54.9 180 F 1 3200 20 09 00 IC1481 02 50 25 34.5 253.7 3.5 55.0 -14 1 13 3200 20 09 00 20 17 00 --- 02 58 26 32.9 255.1 3.6 55.5 466 F 1 6400 Schedule for VLBA_KP (Code Kp ) Page 9 Water Megamaser in the LINER IC1481, Nakai etc 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 23 Apr 2005 Day 113 --- 20 17 00 2320+052 02 58 26 32.7 254.2 3.6 55.1 -6 1 13 6400 20 17 00 20 20 00 --- 03 01 27 32.1 254.7 3.7 55.3 174 F 1 7600 20 20 00 IC1481 03 01 27 32.2 255.6 3.7 55.7 -6 1 13 7600 20 20 00 20 29 00 --- 03 10 28 30.4 257.0 3.8 56.2 534 F 1 11200 20 29 00 2320+052 03 10 28 30.3 256.2 3.8 55.8 -6 1 13 11200 20 29 00 20 32 00 --- 03 13 29 29.6 256.7 3.9 56.0 174 F 1 12400 20 32 00 IC1481 03 13 29 29.8 257.5 3.9 56.4 -6 1 13 12400 20 32 00 20 41 00 --- 03 22 30 27.9 258.9 4.0 56.8 534 F 1 16000 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. Setup file: bn032.set Matches group v1cm_a2 in /home/filehost/cwalker/sched/catalogs/freq.dat Setup group: 6 Station: VLBA_KP 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= 21000.00 21000.00 21000.00 21000.00 Net SB= U U U U Pol. = LCP LCP LCP LCP BBC = 1 2 3 4 BBC SB= U U U U IF = D D D D VLBA FE= omit 1cm omit 1cm VLBA Synth= 8.9 15.4 12.1 The following frequency sets based on this setup were used. Frequency Set: 7 Based on FREQ, BW, and/or DOPPLER in schedule. Used pcal sets: 1 LO sum= 21779.62 21791.48 21799.64 21807.06 BBC fr= 779.62 791.48 799.64 807.06 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 = OFF PCALXB1= S1 S2 S3 S4 OFF OFF OFF OFF PCALXB2= M1 M2 M3 M4 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, 3, 19 barrel=roll_auto SOURCE LIST -- Water Megamaser in the LINER IC1481, Nakai etc Catalog positions marked with *. Precession of date coordinates is based on stop time of first scan. Names used in schedule marked with *. Short names used in VLA and SNAP files marked with +. Observation date used in B1950/J2000 coordinate conversion (PRECDATE): 1979.900 No adjustments are made for rates (DRA, DDEC). Scan hours are for recording scans only. Baseline hours are only counted for scans above horizon at both ends. Source Source position (RA/Dec) Error (B1950) (J2000) (Date) (mas) * 3C454.3 22 51 29.519701 * 22 53 57.747900 22 54 12.037528 0.00 15 52 54.34817 * 16 08 53.56100 16 10 19.44643 0.00 From catalog imbedded in main SCHED input file. Doppler based on other sources. 1.083 scan hours, 66.194 baseline hours above horizon. * 3C286 13 28 49.657607 * 13 31 08.287900 13 31 24.336088 0.00 30 45 58.64036 * 30 30 32.95900 30 28 50.43187 0.00 From catalog imbedded in main SCHED input file. Doppler based on other sources. 0.167 scan hours, 8.463 baseline hours above horizon. * 2320+052 23 18 12.130378 * 23 20 44.856600 23 20 59.632824 0.00 04 57 23.44689 * 05 13 49.95300 05 15 22.26683 0.00 From catalog imbedded in main SCHED input file. Doppler based on other sources. 1.783 scan hours, 104.898 baseline hours above horizon. * 2334+076 23 31 40.087500 * 23 34 12.828200 23 34 27.528094 0.00 07 19 52.41074 * 07 36 27.55200 07 38 00.81750 0.00 From catalog imbedded in main SCHED input file. Doppler based on other sources. 0.433 scan hours, 24.704 baseline hours above horizon. * IC1481 23 16 52.531672 * 23 19 25.079700 23 19 39.835314 0.00 05 37 56.34069 * 05 54 21.80500 05 55 53.80720 0.00 From catalog imbedded in main SCHED input file. Doppler based on LSR frame and radio definition. Velocities: 6110.00 5950.00 5840.00 5740.00 5.967 scan hours, 358.215 baseline hours above horizon. The solar corona can cause unstable phases for sources too close to the Sun. SCHED provides warnings at individual scans for distances less than 10 degrees. The distance from the Sun to each source in this schedule is: Source Sun distance (deg) 3C454.3 46.3 3C286 136.0 2320+052 41.2 2334+076 37.5 IC1481 41.4 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