COVER INFORMATION Station: VLBA_FD (Code Fd ) Experiment: SNR/OH(1720 MHz) Masers Toward W44 Exp. Code: BH102D Schedule Version: 2.00 Processed by SCHED version: Release of 02 July 2002 PI: Ian Hoffman Address: National Radio Astronomy Observatory P. O. Box O Socorro, New Mexico, 87801 U.S.A. Phone: 505 835 7093 EMAIL: ihoffman@aoc.nrao.edu Fax: 505 835 7027 Phone during observation: 505 835 7093 Observing mode: 18 cm VLBA non-standard correlator setup Notes: Main science run toward W44 OH 1720 masers 4 baseband channels The fringe finder is 3C345=J1642+3948 High output data rate allowed by TAC Schedule for VLBA_FD (Code Fd ) Page 2 SNR/OH(1720 MHz) Masers Toward W44 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) ---------------------------------------------------------------------------------------- --- Fri 18 Apr 2003 Day 108 --- Next scan frequencies: 1720.49 1720.49 1720.42 1720.42 1719.42 1719.42 1718.42 1718.42 Next BBC frequencies: 679.51 679.51 679.58 679.58 680.58 680.58 681.58 681.58 Next scan bandwidths: 0.06 0.06 1.00 1.00 1.00 1.00 1.00 1.00 08 00 00 3C286 14 48 20 73.4 274.4 1.3 84.6 0 1 1 0 08 00 00 08 05 00 --- 14 53 21 72.4 274.8 1.4 84.3 300 F 1 1000 08 09 04 J1751+0939 14 57 26 44.4 107.9 -2.9 -56.1 126 1 1 1000 08 09 04 08 13 44 --- 15 02 06 45.4 108.8 -2.8 -55.7 280 F 1 1933 08 15 45 3C345 15 04 08 67.9 58.7 -1.6 -106.8 71 1 1 1933 08 15 45 08 20 45 --- 15 09 09 68.8 57.9 -1.6 -108.3 300 F 1 2933 08 20 45 W44DF 15 09 09 28.9 107.1 -3.8 -55.4 -86 1 1 2933 08 20 45 08 23 45 --- 15 12 10 29.5 107.6 -3.7 -55.1 94 F 1 3533 08 23 45 J1838+0404 15 12 10 34.6 108.0 -3.4 -55.1 -16 1 1 3533 08 23 45 08 25 45 =J1838+04 15 14 10 35.0 108.3 -3.4 -55.0 104 F 1 3933 08 25 45 W44BC 15 14 10 29.8 108.2 -3.7 -54.8 -16 1 1 3933 08 25 45 08 28 45 --- 15 17 10 30.5 108.7 -3.7 -54.6 164 F 1 4533 08 28 45 J1838+0404 15 17 10 35.6 108.8 -3.4 -54.7 -16 1 1 4533 08 28 45 08 30 45 =J1838+04 15 19 11 36.0 109.2 -3.3 -54.5 104 F 1 4933 08 30 45 W44DF 15 19 11 30.9 108.7 -3.6 -54.6 -16 1 1 4933 08 30 45 08 33 45 --- 15 22 11 31.5 109.2 -3.6 -54.4 164 F 1 5533 08 33 45 J1838+0404 15 22 11 36.7 109.7 -3.3 -54.3 -16 1 1 5533 08 33 45 08 35 45 =J1838+04 15 24 12 37.1 110.1 -3.2 -54.1 104 F 1 5933 08 35 45 W44BC 15 24 12 31.9 109.9 -3.5 -54.0 -16 1 1 5933 08 35 45 08 38 45 --- 15 27 12 32.5 110.4 -3.5 -53.8 164 F 1 6533 08 38 45 J1838+0404 15 27 12 37.7 110.7 -3.2 -53.8 -16 1 1 6533 08 38 45 08 40 45 =J1838+04 15 29 12 38.1 111.0 -3.2 -53.6 104 F 1 6933 08 40 45 W44DF 15 29 12 32.9 110.5 -3.5 -53.8 -16 1 1 6933 08 40 45 08 43 45 --- 15 32 13 33.5 111.0 -3.4 -53.5 164 F 1 7533 Schedule for VLBA_FD (Code Fd ) Page 3 SNR/OH(1720 MHz) Masers Toward W44 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) ---------------------------------------------------------------------------------------- --- Fri 18 Apr 2003 Day 108 --- 08 43 45 J1838+0404 15 32 13 38.7 111.6 -3.1 -53.3 -16 1 1 7533 08 43 45 08 45 45 =J1838+04 15 34 13 39.1 112.0 -3.1 -53.1 104 F 1 7933 08 45 45 W44BC 15 34 13 33.9 111.7 -3.4 -53.1 -16 1 1 7933 08 45 45 08 48 45 --- 15 37 14 34.5 112.2 -3.3 -52.8 164 F 1 8533 08 48 45 J1838+0404 15 37 14 39.7 112.6 -3.0 -52.8 -16 1 1 8533 08 48 45 08 50 45 =J1838+04 15 39 14 40.1 113.0 -3.0 -52.6 104 F 1 8933 08 50 45 W44DF 15 39 14 34.9 112.3 -3.3 -52.8 -16 1 1 8933 08 50 45 08 53 45 --- 15 42 15 35.5 112.8 -3.2 -52.5 164 F 1 9533 08 53 45 J1838+0404 15 42 15 40.7 113.6 -2.9 -52.2 -16 1 1 9533 08 53 45 08 55 45 =J1838+04 15 44 15 41.1 114.0 -2.9 -52.0 104 F 1 9933 08 55 45 W44BC 15 44 15 35.9 113.5 -3.2 -52.1 -16 1 1 9933 08 55 45 08 58 45 --- 15 47 15 36.5 114.1 -3.1 -51.8 164 F 1 10533 08 58 45 J1838+0404 15 47 15 41.7 114.6 -2.9 -51.7 -16 1 1 10533 08 58 45 09 00 45 =J1838+04 15 49 16 42.0 115.0 -2.8 -51.4 104 F 1 10933 09 04 55 3C286 15 53 26 59.5 279.0 2.4 80.5 135 1 1 10933 09 04 55 09 09 55 --- 15 58 27 58.5 279.3 2.5 80.2 300 F 1 11933 09 13 50 3C345 16 02 23 77.6 399.4 -0.7 -134.7 149 1 1 11933 09 13 50 09 18 50 --- 16 07 24 78.3 396.0 -0.6 -138.8 300 F 1 12933 09 26 20 J1751+0939 16 14 54 59.2 127.9 -1.6 -43.6 264 1 1 12933 09 26 20 09 31 00 --- 16 19 35 60.0 129.5 -1.5 -42.3 280 F 1 13867 09 31 00 W44DF 16 19 35 42.7 120.5 -2.6 -47.9 -41 1 1 13867 09 31 00 09 34 00 --- 16 22 35 43.3 121.2 -2.6 -47.4 139 F 1 14467 09 34 00 J1838+0404 16 22 35 48.3 122.8 -2.3 -46.5 -16 1 1 14467 09 34 00 09 36 00 =J1838+04 16 24 36 48.7 123.3 -2.2 -46.1 104 F 1 14867 09 36 00 W44BC 16 24 36 43.6 122.0 -2.5 -46.8 -16 1 1 14867 09 36 00 09 39 00 --- 16 27 36 44.1 122.8 -2.5 -46.4 164 F 1 15467 09 39 00 J1838+0404 16 27 36 49.2 124.1 -2.2 -45.6 -16 1 1 15467 09 39 00 09 41 00 =J1838+04 16 29 37 49.6 124.6 -2.2 -45.2 104 F 1 15867 Schedule for VLBA_FD (Code Fd ) Page 4 SNR/OH(1720 MHz) Masers Toward W44 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) ---------------------------------------------------------------------------------------- --- Fri 18 Apr 2003 Day 108 --- 09 41 00 W44DF 16 29 37 44.6 122.9 -2.5 -46.3 -16 1 1 15867 09 41 00 09 44 00 --- 16 32 37 45.1 123.6 -2.4 -45.8 164 F 1 16467 09 44 00 J1838+0404 16 32 37 50.1 125.4 -2.1 -44.7 -16 1 1 16467 09 44 00 09 46 00 =J1838+04 16 34 37 50.5 126.0 -2.1 -44.3 104 F 1 16867 09 46 00 W44BC 16 34 37 45.4 124.5 -2.4 -45.2 -16 1 1 16867 09 46 00 09 49 00 --- 16 37 38 45.9 125.2 -2.3 -44.7 164 F 1 17467 09 49 00 J1838+0404 16 37 38 51.0 126.9 -2.0 -43.6 -16 1 2 17467 09 49 00 09 51 00 =J1838+04 16 39 38 51.3 127.4 -2.0 -43.2 104 R 1 17067 09 51 00 W44DF 16 39 38 46.3 125.4 -2.3 -44.6 -16 1 2 17067 09 51 00 09 54 00 --- 16 42 39 46.9 126.2 -2.2 -44.0 164 R 1 16467 09 54 00 J1838+0404 16 42 39 51.8 128.3 -1.9 -42.6 -16 1 2 16467 09 54 00 09 56 00 =J1838+04 16 44 39 52.2 128.9 -1.9 -42.2 104 R 1 16067 09 56 00 W44BC 16 44 39 47.1 127.1 -2.2 -43.4 -16 1 2 16067 09 56 00 09 59 00 --- 16 47 40 47.6 127.9 -2.1 -42.8 164 R 1 15467 09 59 00 J1838+0404 16 47 40 52.7 129.8 -1.9 -41.5 -16 1 2 15467 09 59 00 10 01 00 =J1838+04 16 49 40 53.0 130.5 -1.8 -41.0 104 R 1 15067 10 01 00 W44DF 16 49 40 48.1 128.1 -2.1 -42.7 -16 1 2 15067 10 01 00 10 04 00 --- 16 52 40 48.6 128.9 -2.1 -42.1 164 R 1 14467 10 04 00 J1838+0404 16 52 40 53.5 131.4 -1.8 -40.3 -16 1 2 14467 10 04 00 10 06 00 =J1838+04 16 54 41 53.8 132.1 -1.7 -39.8 104 R 1 14067 10 06 00 W44BC 16 54 41 48.8 129.8 -2.0 -41.4 -16 1 2 14067 10 06 00 10 09 00 --- 16 57 41 49.3 130.7 -2.0 -40.7 164 R 1 13467 10 09 00 J1838+0404 16 57 41 54.3 133.0 -1.7 -39.1 -16 1 2 13467 10 09 00 10 11 00 =J1838+04 16 59 42 54.6 133.7 -1.7 -38.6 104 R 1 13067 10 11 00 W44DF 16 59 42 49.7 130.9 -2.0 -40.6 -16 1 2 13067 10 11 00 10 14 00 --- 17 02 42 50.2 131.8 -1.9 -39.9 164 R 1 12467 10 14 00 J1838+0404 17 02 42 55.1 134.7 -1.6 -37.8 -16 1 2 12467 10 14 00 10 16 00 =J1838+04 17 04 42 55.4 135.4 -1.6 -37.3 104 R 1 12067 Schedule for VLBA_FD (Code Fd ) Page 5 SNR/OH(1720 MHz) Masers Toward W44 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) ---------------------------------------------------------------------------------------- --- Fri 18 Apr 2003 Day 108 --- 10 16 00 W44BC 17 04 42 50.4 132.8 -1.9 -39.2 -16 1 2 12067 10 16 00 10 19 00 --- 17 07 43 50.9 133.7 -1.8 -38.5 164 R 1 11467 10 19 00 J1838+0404 17 07 43 55.8 136.5 -1.5 -36.4 -16 1 2 11467 10 19 00 10 21 00 =J1838+04 17 09 43 56.1 137.2 -1.5 -35.9 104 R 1 11067 10 21 00 W44DF 17 09 43 51.3 133.9 -1.8 -38.3 -16 1 2 11067 10 21 00 10 24 00 --- 17 12 44 51.8 134.9 -1.7 -37.6 164 R 1 10467 10 24 00 J1838+0404 17 12 44 56.6 138.3 -1.4 -35.0 -16 1 2 10467 10 24 00 10 26 00 =J1838+04 17 14 44 56.8 139.1 -1.4 -34.4 104 R 1 10067 10 26 00 W44BC 17 14 44 52.0 135.9 -1.7 -36.8 -16 1 2 10067 10 26 00 10 29 00 --- 17 17 45 52.4 136.9 -1.6 -36.0 164 R 1 9467 10 29 00 J1838+0404 17 17 45 57.3 140.2 -1.4 -33.5 -16 1 2 9467 10 29 00 10 31 00 =J1838+04 17 19 45 57.5 141.0 -1.3 -32.9 104 R 1 9067 10 31 46 J1751+0939 17 20 31 67.8 159.3 -0.5 -18.0 20 1 2 9067 10 31 00 10 36 26 --- 17 25 12 68.1 162.2 -0.4 -15.4 280 R 1 7978 10 36 26 W44DF 17 25 12 53.6 139.1 -1.5 -34.3 -35 1 2 7978 10 36 26 10 39 27 --- 17 28 14 54.0 140.1 -1.5 -33.5 146 R 1 7375 10 39 27 J1838+0404 17 28 14 58.6 144.4 -1.2 -30.1 -15 1 2 7375 10 39 27 10 41 27 =J1838+04 17 30 14 58.9 145.2 -1.1 -29.5 105 R 1 6975 10 41 27 W44BC 17 30 14 54.2 141.3 -1.4 -32.6 -15 1 2 6975 10 41 27 10 44 28 --- 17 33 16 54.6 142.4 -1.4 -31.7 166 R 1 6372 10 44 28 J1838+0404 17 33 16 59.3 146.5 -1.1 -28.4 -15 1 2 6372 10 44 28 10 46 28 =J1838+04 17 35 16 59.5 147.4 -1.1 -27.7 105 R 1 5972 10 46 28 W44DF 17 35 16 55.0 142.7 -1.4 -31.4 -15 1 2 5972 10 46 28 10 49 29 --- 17 38 17 55.4 143.8 -1.3 -30.5 166 R 1 5368 10 49 29 J1838+0404 17 38 17 59.8 148.7 -1.0 -26.6 -15 1 2 5368 10 49 29 10 51 29 =J1838+04 17 40 18 60.1 149.6 -1.0 -25.9 105 R 1 4968 10 51 29 W44BC 17 40 18 55.5 145.0 -1.3 -29.6 -15 1 2 4968 10 51 29 10 54 30 --- 17 43 19 55.9 146.2 -1.2 -28.6 166 R 1 4365 Schedule for VLBA_FD (Code Fd ) Page 6 SNR/OH(1720 MHz) Masers Toward W44 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) ---------------------------------------------------------------------------------------- --- Fri 18 Apr 2003 Day 108 --- 10 54 30 J1838+0404 17 43 19 60.4 151.0 -0.9 -24.7 -15 1 2 4365 10 54 30 10 56 30 =J1838+04 17 45 20 60.6 151.9 -0.9 -24.0 105 R 1 3965 10 56 30 W44DF 17 45 20 56.2 146.5 -1.2 -28.3 -15 1 2 3965 10 56 30 10 59 31 --- 17 48 21 56.6 147.8 -1.1 -27.3 166 R 1 3362 10 59 31 J1838+0404 17 48 21 60.9 153.3 -0.8 -22.8 -15 1 2 3362 10 59 31 11 01 31 =J1838+04 17 50 21 61.1 154.3 -0.8 -22.0 105 R 1 2962 11 01 31 W44BC 17 50 21 56.7 149.0 -1.1 -26.3 -15 1 2 2962 11 01 31 11 04 32 --- 17 53 23 57.0 150.2 -1.0 -25.3 166 R 1 2358 11 04 32 J1838+0404 17 53 23 61.3 155.7 -0.8 -20.8 -15 1 2 2358 11 04 32 11 06 32 =J1838+04 17 55 23 61.5 156.7 -0.7 -19.9 105 R 1 1958 11 06 32 W44DF 17 55 23 57.4 150.7 -1.0 -24.9 -14 1 2 1958 11 06 32 11 09 33 --- 17 58 25 57.7 151.9 -1.0 -23.9 167 R 1 1355 11 09 33 J1838+0404 17 58 25 61.8 158.2 -0.7 -18.7 -14 1 2 1355 11 09 33 11 11 33 =J1838+04 18 00 25 61.9 159.2 -0.6 -17.8 106 R 1 955 11 11 33 W44BC 18 00 25 57.7 153.2 -0.9 -22.8 -14 1 2 955 11 11 33 11 14 34 --- 18 03 27 58.0 154.5 -0.9 -21.7 167 R 1 352 11 14 34 J1838+0404 18 03 27 62.1 160.8 -0.6 -16.5 -14 1 1 352 11 14 34 11 16 34 =J1838+04 18 05 27 62.3 161.8 -0.6 -15.6 106 F 2 752 11 16 34 W44DF 18 05 27 58.4 155.0 -0.9 -21.3 -14 1 1 752 11 16 34 11 19 35 --- 18 08 28 58.6 156.4 -0.8 -20.2 167 F 2 1355 11 19 35 J1838+0404 18 08 28 62.5 163.4 -0.5 -14.3 -14 1 1 1355 11 19 35 11 21 35 =J1838+04 18 10 29 62.6 164.4 -0.5 -13.4 106 F 2 1755 11 21 35 W44BC 18 10 29 58.6 157.6 -0.8 -19.1 -14 1 1 1755 11 21 35 11 24 36 --- 18 13 30 58.9 159.0 -0.7 -17.9 167 F 2 2358 11 24 36 J1838+0404 18 13 30 62.8 166.0 -0.4 -12.0 -14 1 1 2358 11 24 36 11 26 36 =J1838+04 18 15 30 62.9 167.1 -0.4 -11.1 106 F 2 2758 11 26 36 W44DF 18 15 30 59.2 159.6 -0.7 -17.5 -13 1 1 2758 11 26 36 11 29 37 --- 18 18 32 59.4 161.0 -0.6 -16.3 168 F 2 3362 Schedule for VLBA_FD (Code Fd ) Page 7 SNR/OH(1720 MHz) Masers Toward W44 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) ---------------------------------------------------------------------------------------- --- Fri 18 Apr 2003 Day 108 --- 11 29 37 J1838+0404 18 18 32 63.0 168.7 -0.3 -9.7 -13 1 1 3362 11 29 37 11 31 37 =J1838+04 18 20 32 63.1 169.8 -0.3 -8.8 107 F 2 3762 11 31 37 W44BC 18 20 32 59.4 162.3 -0.6 -15.2 -13 1 1 3762 11 31 37 11 34 38 --- 18 23 34 59.5 163.8 -0.5 -13.9 168 F 2 4365 11 34 38 J1838+0404 18 23 34 63.2 171.5 -0.3 -7.4 -13 1 1 4365 11 34 38 11 36 38 =J1838+04 18 25 34 63.3 172.6 -0.2 -6.4 107 F 2 4765 11 36 38 W44DF 18 25 34 59.9 164.4 -0.5 -13.4 -13 1 1 4765 11 36 38 11 39 39 --- 18 28 36 60.0 165.8 -0.5 -12.2 168 F 2 5368 11 39 39 J1838+0404 18 28 36 63.3 174.2 -0.2 -5.0 -13 1 1 5368 11 39 39 11 41 39 =J1838+04 18 30 36 63.4 175.3 -0.1 -4.0 107 F 2 5768 11 41 39 W44BC 18 30 36 59.9 167.2 -0.4 -11.0 -13 1 1 5768 11 41 39 11 44 40 --- 18 33 37 60.1 168.6 -0.4 -9.8 168 F 2 6372 11 44 40 J1838+0404 18 33 37 63.4 177.0 -0.1 -2.6 -13 1 1 6372 11 44 40 11 46 40 =J1838+04 18 35 38 63.4 178.1 -0.1 -1.6 107 F 2 6772 11 49 58 3C345 18 38 57 64.8 299.2 1.9 102.2 112 1 1 6772 11 49 58 11 54 58 --- 18 43 57 63.8 298.8 2.0 101.0 300 F 2 7772 11 57 28 J1751+0939 18 46 28 65.4 214.2 0.9 29.3 87 1 1 7772 11 57 28 12 02 08 --- 18 51 08 64.9 216.5 1.0 31.3 280 F 2 8705 12 02 08 W44DF 18 51 08 60.8 177.2 -0.1 -2.4 -32 1 1 8705 12 02 08 12 05 09 --- 18 54 10 60.8 178.7 0.0 -1.1 149 F 2 9308 12 05 09 J1838+0404 18 54 10 63.2 188.4 0.3 7.3 -12 1 1 9308 12 05 09 12 07 09 =J1838+04 18 56 10 63.1 189.5 0.3 8.2 108 F 2 9708 12 07 09 W44BC 18 56 10 60.5 180.0 0.0 0.0 -12 1 1 9708 12 07 09 12 10 10 --- 18 59 12 60.5 181.5 0.1 1.3 169 F 2 10312 12 10 10 J1838+0404 18 59 12 63.0 191.2 0.3 9.6 -12 1 1 10312 12 10 10 12 12 10 =J1838+04 19 01 12 62.9 192.3 0.4 10.6 108 F 2 10712 12 12 10 W44DF 19 01 12 60.8 182.3 0.1 2.0 -13 1 1 10712 12 12 10 12 15 11 --- 19 04 14 60.7 183.9 0.1 3.3 168 F 2 11315 Schedule for VLBA_FD (Code Fd ) Page 8 SNR/OH(1720 MHz) Masers Toward W44 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) ---------------------------------------------------------------------------------------- --- Fri 18 Apr 2003 Day 108 --- 12 15 11 J1838+0404 19 04 14 62.8 193.9 0.4 11.9 -13 1 1 11315 12 15 11 12 17 11 =J1838+04 19 06 14 62.7 194.9 0.5 12.9 107 F 2 11715 12 17 11 W44BC 19 06 14 60.4 185.1 0.2 4.4 -13 1 1 11715 12 17 11 12 20 12 --- 19 09 15 60.4 186.6 0.2 5.7 168 F 2 12318 12 20 12 J1838+0404 19 09 15 62.5 196.5 0.5 14.2 -13 1 1 12318 12 20 12 12 22 12 =J1838+04 19 11 16 62.4 197.6 0.5 15.1 107 F 2 12718 12 22 12 W44DF 19 11 16 60.6 187.4 0.2 6.4 -13 1 1 12718 12 22 12 12 25 13 --- 19 14 17 60.5 189.0 0.3 7.7 168 F 2 13322 12 25 13 J1838+0404 19 14 17 62.2 199.1 0.6 16.4 -13 1 1 13322 12 25 13 12 27 13 =J1838+04 19 16 18 62.0 200.2 0.6 17.3 107 F 2 13722 12 27 13 W44BC 19 16 18 60.2 190.1 0.3 8.7 -13 1 1 13722 12 27 13 12 30 14 --- 19 19 19 60.0 191.6 0.4 10.0 168 F 2 14325 12 30 14 J1838+0404 19 19 19 61.8 201.7 0.7 18.6 -13 1 1 14325 12 30 14 12 32 14 =J1838+04 19 21 19 61.6 202.7 0.7 19.4 107 F 2 14725 12 32 14 W44DF 19 21 19 60.2 192.5 0.4 10.7 -13 1 1 14725 12 32 14 12 35 15 --- 19 24 21 60.1 194.0 0.5 12.0 168 F 2 15328 12 35 15 J1838+0404 19 24 21 61.4 204.2 0.8 20.7 -13 1 1 15328 12 35 15 12 37 15 =J1838+04 19 26 21 61.2 205.1 0.8 21.5 107 F 2 15728 12 37 15 W44BC 19 26 21 59.7 195.1 0.5 12.9 -13 1 1 15728 12 37 15 12 40 16 --- 19 29 23 59.5 196.5 0.6 14.2 168 F 2 16332 12 40 16 J1838+0404 19 29 23 60.9 206.6 0.8 22.7 -13 1 1 16332 12 40 16 12 42 16 =J1838+04 19 31 23 60.7 207.5 0.9 23.5 107 F 2 16732 12 42 16 W44DF 19 31 23 59.6 197.4 0.6 14.9 -13 1 1 16732 12 42 16 12 45 17 --- 19 34 25 59.4 198.8 0.6 16.1 168 F 2 17335 12 45 17 J1838+0404 19 34 25 60.4 208.9 0.9 24.7 -13 1 2 17335 12 45 17 12 47 17 =J1838+04 19 36 25 60.2 209.8 1.0 25.4 107 R 2 16935 12 47 17 W44BC 19 36 25 59.0 199.8 0.7 17.0 -13 1 2 16935 12 47 17 12 50 18 --- 19 39 26 58.8 201.2 0.7 18.2 168 R 2 16332 Schedule for VLBA_FD (Code Fd ) Page 9 SNR/OH(1720 MHz) Masers Toward W44 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) ---------------------------------------------------------------------------------------- --- Fri 18 Apr 2003 Day 108 --- 12 50 18 J1838+0404 19 39 26 59.9 211.2 1.0 26.5 -13 1 2 16332 12 50 18 12 52 18 =J1838+04 19 41 27 59.6 212.1 1.0 27.3 107 R 2 15932 12 52 18 W44DF 19 41 27 58.9 202.1 0.7 18.9 -13 1 2 15932 12 52 18 12 55 19 --- 19 44 28 58.7 203.4 0.8 20.0 168 R 2 15328 12 55 19 J1838+0404 19 44 28 59.3 213.4 1.1 28.3 -13 1 2 15328 12 55 19 12 57 19 =J1838+04 19 46 29 59.0 214.3 1.1 29.0 107 R 2 14928 12 57 19 W44BC 19 46 29 58.2 204.4 0.8 20.8 -13 1 2 14928 12 57 19 13 00 20 --- 19 49 30 57.9 205.7 0.9 22.0 168 R 2 14325 13 00 20 J1838+0404 19 49 30 58.7 215.5 1.2 30.1 -13 1 2 14325 13 00 20 13 02 20 =J1838+04 19 51 30 58.4 216.3 1.2 30.7 107 R 2 13925 13 02 20 W44DF 19 51 30 58.0 206.6 0.9 22.6 -13 1 2 13925 13 02 20 13 05 21 --- 19 54 32 57.7 207.9 1.0 23.7 168 R 2 13322 13 05 21 J1838+0404 19 54 32 58.0 217.6 1.3 31.7 -12 1 2 13322 13 05 21 13 07 21 =J1838+04 19 56 32 57.8 218.4 1.3 32.4 108 R 2 12922 13 07 21 W44BC 19 56 32 57.3 208.8 1.0 24.5 -12 1 2 12922 13 07 21 13 10 22 --- 19 59 34 56.9 210.0 1.1 25.5 169 R 2 12318 13 10 22 J1838+0404 19 59 34 57.3 219.5 1.3 33.3 -12 1 2 12318 13 10 22 13 12 22 =J1838+04 20 01 34 57.1 220.3 1.4 33.9 108 R 2 11918 13 13 11 J1751+0939 20 02 23 53.1 242.4 2.2 50.6 28 1 2 11918 13 12 22 13 17 51 --- 20 07 04 52.2 243.6 2.3 51.4 280 R 2 10821 13 17 51 W44DF 20 07 04 56.4 213.1 1.2 28.0 -26 1 2 10821 13 17 51 13 20 51 --- 20 10 05 56.0 214.2 1.2 29.0 154 R 2 10221 13 20 51 J1838+0404 20 10 05 55.8 223.5 1.5 36.4 -12 1 2 10221 13 20 51 13 22 51 =J1838+04 20 12 05 55.5 224.2 1.6 36.9 108 R 2 9821 13 22 51 W44BC 20 12 05 55.5 215.0 1.3 29.6 -12 1 2 9821 13 22 51 13 25 51 --- 20 15 05 55.1 216.2 1.3 30.5 168 R 2 9221 13 25 51 J1838+0404 20 15 05 55.1 225.2 1.6 37.8 -12 1 2 9221 13 25 51 13 27 51 =J1838+04 20 17 06 54.8 225.9 1.6 38.3 108 R 2 8821 Schedule for VLBA_FD (Code Fd ) Page 10 SNR/OH(1720 MHz) Masers Toward W44 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) ---------------------------------------------------------------------------------------- --- Fri 18 Apr 2003 Day 108 --- 13 27 51 W44DF 20 17 06 55.1 216.9 1.3 31.1 -12 1 2 8821 13 27 51 13 30 51 --- 20 20 06 54.7 218.0 1.4 32.0 168 R 2 8221 13 30 51 J1838+0404 20 20 06 54.3 226.9 1.7 39.0 -12 1 2 8221 13 30 51 13 32 51 =J1838+04 20 22 07 54.0 227.6 1.7 39.5 108 R 2 7821 13 32 51 W44BC 20 22 07 54.2 218.7 1.4 32.6 -12 1 2 7821 13 32 51 13 35 51 --- 20 25 07 53.8 219.8 1.5 33.4 168 R 2 7221 13 35 51 J1838+0404 20 25 07 53.5 228.5 1.8 40.3 -12 1 2 7221 13 35 51 13 37 51 =J1838+04 20 27 07 53.2 229.2 1.8 40.8 108 R 2 6821 13 37 51 W44DF 20 27 07 53.8 220.6 1.5 34.0 -12 1 2 6821 13 37 51 13 40 51 --- 20 30 08 53.3 221.6 1.6 34.9 168 R 2 6221 13 40 51 J1838+0404 20 30 08 52.7 230.1 1.9 41.5 -12 1 2 6221 13 40 51 13 42 51 =J1838+04 20 32 08 52.4 230.7 1.9 41.9 108 R 2 5821 13 42 51 W44BC 20 32 08 52.8 222.2 1.6 35.3 -12 1 2 5821 13 42 51 13 45 51 --- 20 35 09 52.4 223.2 1.6 36.1 168 R 2 5221 13 45 51 J1838+0404 20 35 09 51.9 231.6 1.9 42.6 -12 1 2 5221 13 45 51 13 47 51 =J1838+04 20 37 09 51.5 232.2 2.0 43.0 108 R 2 4821 13 47 51 W44DF 20 37 09 52.3 224.0 1.7 36.7 -12 1 2 4821 13 47 51 13 50 51 --- 20 40 09 51.9 224.9 1.7 37.4 168 R 2 4221 13 50 51 J1838+0404 20 40 09 51.0 233.1 2.0 43.6 -11 1 2 4221 13 50 51 13 52 51 =J1838+04 20 42 10 50.7 233.7 2.1 44.0 109 R 2 3821 13 52 51 W44BC 20 42 10 51.3 225.5 1.8 37.9 -11 1 2 3821 13 52 51 13 55 51 --- 20 45 10 50.8 226.4 1.8 38.6 169 R 2 3221 13 55 51 J1838+0404 20 45 10 50.1 234.5 2.1 44.6 -11 1 2 3221 13 55 51 13 57 51 =J1838+04 20 47 11 49.8 235.1 2.1 45.0 109 R 2 2821 13 57 51 W44DF 20 47 11 50.8 227.1 1.8 39.1 -11 1 2 2821 13 57 51 14 00 51 --- 20 50 11 50.3 228.1 1.9 39.8 169 R 2 2221 14 00 51 J1838+0404 20 50 11 49.3 235.9 2.2 45.6 -11 1 2 2221 14 00 51 14 02 51 =J1838+04 20 52 11 48.9 236.4 2.2 45.9 109 R 2 1821 Schedule for VLBA_FD (Code Fd ) Page 11 SNR/OH(1720 MHz) Masers Toward W44 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) ---------------------------------------------------------------------------------------- --- Fri 18 Apr 2003 Day 108 --- 14 02 51 W44BC 20 52 11 49.7 228.6 1.9 40.2 -11 1 2 1821 14 02 51 14 05 51 --- 20 55 12 49.2 229.4 2.0 40.8 169 R 2 1221 14 05 51 J1838+0404 20 55 12 48.4 237.2 2.3 46.5 -11 1 2 1221 14 05 51 14 07 51 =J1838+04 20 57 12 48.0 237.7 2.3 46.8 109 R 2 821 14 07 51 W44DF 20 57 12 49.2 230.1 2.0 41.3 -11 1 2 821 14 07 51 14 10 51 --- 21 00 13 48.7 231.0 2.1 42.0 169 R 2 221 14 10 51 J1838+0404 21 00 13 47.4 238.5 2.4 47.3 -11 1 3 221 14 10 51 14 12 51 =J1838+04 21 02 13 47.1 239.0 2.4 47.7 109 F 1 621 14 12 51 W44BC 21 02 13 48.1 231.4 2.1 42.3 -11 1 3 621 14 12 51 14 15 51 --- 21 05 14 47.6 232.3 2.2 42.9 169 F 1 1221 14 15 51 J1838+0404 21 05 14 46.5 239.7 2.4 48.1 -11 1 3 1221 14 15 51 14 17 51 =J1838+04 21 07 14 46.1 240.2 2.5 48.5 109 F 1 1621 14 17 51 W44DF 21 07 14 47.5 232.9 2.2 43.4 -11 1 3 1621 14 17 51 14 20 51 --- 21 10 14 47.0 233.7 2.2 43.9 169 F 1 2221 14 20 51 J1838+0404 21 10 14 45.6 240.9 2.5 48.9 -11 1 3 2221 14 20 51 14 22 51 =J1838+04 21 12 15 45.2 241.4 2.6 49.2 109 F 1 2621 14 22 51 W44BC 21 12 15 46.3 234.1 2.3 44.2 -11 1 3 2621 14 22 51 14 25 51 --- 21 15 15 45.8 234.9 2.3 44.8 169 F 1 3221 14 25 51 J1838+0404 21 15 15 44.6 242.1 2.6 49.6 -11 1 3 3221 14 25 51 14 27 51 =J1838+04 21 17 16 44.2 242.5 2.6 49.9 109 F 1 3621 14 28 31 J1751+0939 21 17 55 37.8 257.7 3.4 58.5 21 1 3 3621 14 27 51 14 33 11 --- 21 22 36 36.8 258.5 3.5 58.8 280 F 1 4686 14 33 11 W44DF 21 22 36 44.8 236.8 2.4 46.1 -22 1 3 4686 14 33 11 14 36 11 --- 21 25 36 44.2 237.6 2.5 46.6 158 F 1 5286 14 36 11 J1838+0404 21 25 36 42.6 244.3 2.8 51.0 -11 1 3 5286 14 36 11 14 38 11 =J1838+04 21 27 37 42.3 244.8 2.8 51.3 109 F 1 5686 14 38 11 W44BC 21 27 37 43.6 237.9 2.5 46.8 -11 1 3 5686 14 38 11 14 41 11 --- 21 30 37 43.1 238.6 2.6 47.3 169 F 1 6286 Schedule for VLBA_FD (Code Fd ) Page 12 SNR/OH(1720 MHz) Masers Toward W44 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) ---------------------------------------------------------------------------------------- --- Fri 18 Apr 2003 Day 108 --- 14 41 11 J1838+0404 21 30 37 41.7 245.4 2.9 51.6 -11 1 3 6286 14 41 11 14 43 11 =J1838+04 21 32 38 41.3 245.8 2.9 51.9 109 F 1 6686 14 43 11 W44DF 21 32 38 42.9 239.2 2.6 47.7 -10 1 3 6686 14 43 11 14 46 11 --- 21 35 38 42.4 239.9 2.6 48.1 170 F 1 7286 14 46 11 J1838+0404 21 35 38 40.7 246.4 2.9 52.2 -10 1 3 7286 14 46 11 14 48 11 =J1838+04 21 37 38 40.3 246.8 3.0 52.5 110 F 1 7686 14 48 11 W44BC 21 37 38 41.8 240.2 2.7 48.3 -10 1 3 7686 14 48 11 14 51 11 --- 21 40 39 41.2 240.9 2.7 48.8 170 F 1 8286 14 51 11 J1838+0404 21 40 39 39.7 247.4 3.0 52.8 -10 1 3 8286 14 51 11 14 53 11 =J1838+04 21 42 39 39.3 247.8 3.1 53.0 110 F 1 8686 14 53 11 W44DF 21 42 39 41.1 241.5 2.8 49.1 -10 1 3 8686 14 53 11 14 56 11 --- 21 45 40 40.5 242.1 2.8 49.5 170 F 1 9286 14 56 11 J1838+0404 21 45 40 38.7 248.4 3.1 53.3 -10 1 3 9286 14 56 11 14 58 11 =J1838+04 21 47 40 38.3 248.8 3.1 53.5 110 F 1 9686 14 58 11 W44BC 21 47 40 39.9 242.4 2.9 49.7 -10 1 3 9686 14 58 11 15 01 11 --- 21 50 41 39.3 243.0 2.9 50.1 170 F 1 10286 15 01 11 J1838+0404 21 50 41 37.7 249.3 3.2 53.8 -10 1 3 10286 15 01 11 15 03 11 =J1838+04 21 52 41 37.3 249.7 3.2 54.0 110 F 1 10686 15 03 11 W44DF 21 52 41 39.2 243.6 2.9 50.4 -10 1 3 10686 15 03 11 15 06 11 --- 21 55 41 38.6 244.2 3.0 50.8 170 F 1 11286 15 06 11 J1838+0404 21 55 41 36.7 250.2 3.3 54.3 -10 1 3 11286 15 06 11 15 08 11 =J1838+04 21 57 42 36.3 250.6 3.3 54.5 110 F 1 11686 15 08 11 W44BC 21 57 42 37.9 244.5 3.0 50.9 -10 1 3 11686 15 08 11 15 11 11 --- 22 00 42 37.3 245.0 3.1 51.3 170 F 1 12286 15 11 11 J1838+0404 22 00 42 35.7 251.1 3.4 54.7 -10 1 3 12286 15 11 11 15 13 11 =J1838+04 22 02 43 35.2 251.5 3.4 54.9 110 F 1 12686 15 13 51 J1751+0939 22 03 23 28.1 264.5 4.2 60.3 20 1 3 12686 15 13 11 15 18 31 --- 22 08 04 27.1 265.1 4.3 60.4 280 F 1 13753 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. Setup file: v18cm-ian.set Matches group v20cm_2 in /home/filehost/cwalker/sched/catalogs/freq.dat FD filtered above 1760. SC filtered above 1740. Setup group: 1 Station: VLBA Total bit rate: 32 Format: VLBA1:1 Bits per sample: 2 Sample rate: 2.000 Number of channels: 8 Passes/head pos: 2 Speedup factor: 4.00 Tape speeds: Low density - 66.665 ips, High density - 40.00 ips Time per pass for 17600 ft, High density tapes is: 01:28:00 1st LO= 2400.00 2400.00 2400.00 2400.00 2400.00 2400.00 2400.00 2400.00 Net SB= U U L L L L L L Pol. = RCP LCP RCP LCP RCP LCP RCP LCP BBC = 1 2 3 4 5 6 7 8 BBC SB= L L U U U U U U IF = A C A C 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: 1 Based on FREQ, BW, and/or DOPPLER in schedule. Used pcal sets: 1 LO sum= 1720.49 1720.49 1720.42 1720.42 1719.42 1719.42 1718.42 1718.42 BBC fr= 679.51 679.51 679.58 679.58 680.58 680.58 681.58 681.58 Bandwd= 0.062 0.062 1.000 1.000 1.000 1.000 1.000 1.000 The following pulse cal sets were used with this setup: Pulse cal detection set: 1 PCAL = OFF PCALXB1= S1 S2 S3 S4 S5 S6 S7 S8 PCALXB2= M1 M2 M3 M4 M5 M6 M7 M8 PCALFR1= 0 0 0 0 0 0 0 0 PCALFR2= 0 0 0 0 0 0 0 0 Track assignments are: track1= 2, 6, 10, 14, 18, 22, 26, 30 track2= 3, 7, 11, 15, 19, 23, 27, 31 barrel=roll_auto SOURCE LIST -- SNR/OH(1720 MHz) Masers Toward W44 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) * W44DF * 18 54 00.000000 18 56 32.221496 18 56 41.591000 * 01 21 00.00000 01 24 59.36144 01 25 01.61391 From catalog imbedded in main SCHED input file. * W44BC * 18 53 29.000000 18 56 01.490177 18 56 10.878710 * 01 06 45.00000 01 10 42.17661 01 10 44.37348 From catalog imbedded in main SCHED input file. * 3C345 16 41 17.606214 * 16 42 58.809951 16 43 06.146990 J1642+3948 39 54 10.81489 * 39 48 36.99395 39 47 59.15230 From catalog imbedded in main SCHED input file. fringe finder J1838+04 18 36 19.708768 * 18 38 48.829033 18 38 58.108024 * J1838+0404 04 01 41.08993 * 04 04 24.66927 04 04 21.53011 From catalog imbedded in main SCHED input file. phase ref source, 250mJy, 5 degrees away * 3C286 13 28 49.657692 * 13 31 08.287984 13 31 18.162094 J1331+305 30 45 58.64021 * 30 30 32.95885 30 29 30.97861 From catalog imbedded in main SCHED input file. linear polarization calibrator, sets early * J1751+0939 17 49 10.387930 * 17 51 32.818573 17 51 41.952567 09 39 42.82596 * 09 39 00.72851 09 38 43.90635 From catalog imbedded in main SCHED input file. D-term cal, ICRF, 1.1 Jy point source in bh097 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) W44DF 101.4 W44BC 101.6 3C345 114.6 J1838+0404 105.2 3C286 138.6 J1751+0939 115.2 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