COVER INFORMATION Station: VLBA_MK (Code Mk ) 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_MK (Code Mk ) 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 11 22 18 59.0 63.4 -2.2 -102.6 0 1 1 0 08 00 00 08 05 00 --- 11 27 19 60.1 62.9 -2.1 -103.6 300 F 1 1000 08 15 45 3C345 11 38 06 22.9 54.1 -5.1 -82.7 565 1 1 1000 08 15 45 08 20 45 --- 11 43 07 23.8 54.2 -5.0 -83.4 300 F 1 2000 09 04 55 3C286 12 27 24 72.1 50.3 -1.1 -122.8 2548 1 1 2000 09 04 55 09 09 55 --- 12 32 25 72.9 48.3 -1.0 -125.4 300 F 1 3000 09 13 50 3C345 12 36 20 34.0 54.7 -4.1 -91.8 151 1 1 3000 09 13 50 09 18 50 --- 12 41 21 35.0 54.7 -4.0 -92.6 300 F 1 4000 09 26 20 J1751+0939 12 48 52 16.6 85.5 -5.0 -72.1 406 1 1 4000 09 26 20 09 31 00 --- 12 53 32 17.7 85.9 -5.0 -72.2 280 F 1 4933 09 34 00 J1838+0404 12 56 33 5.5 87.6 -5.7 -70.5 150 1 1 4933 09 34 00 09 36 00 =J1838+04 12 58 33 6.0 87.8 -5.7 -70.5 120 F 1 5333 09 39 00 J1838+0404 13 01 34 6.7 88.1 -5.6 -70.5 173 1 1 5333 09 39 00 09 41 00 =J1838+04 13 03 34 7.2 88.2 -5.6 -70.5 120 F 1 5733 09 41 00 W44DF 13 03 34 2.1 89.2 -5.9 D -70.2 -16 1 1 5733 09 41 00 09 44 00 --- 13 06 35 2.8 89.5 -5.8 -70.2 0 F 1 6333 09 44 00 J1838+0404 13 06 35 7.9 88.5 -5.5 -70.5 -16 1 1 6333 09 44 00 09 46 00 =J1838+04 13 08 35 8.3 88.7 -5.5 -70.6 104 F 1 6733 09 46 00 W44BC 13 08 35 3.3 89.9 -5.8 -70.2 -16 1 1 6733 09 46 00 09 49 00 --- 13 11 35 4.0 90.2 -5.7 -70.2 164 F 1 7333 09 49 00 J1838+0404 13 11 35 9.0 88.9 -5.5 -70.6 -16 1 1 7333 09 49 00 09 51 00 =J1838+04 13 13 36 9.5 89.1 -5.4 -70.6 104 F 1 7733 09 51 00 W44DF 13 13 36 4.5 90.1 -5.7 -70.2 -16 1 1 7733 09 51 00 09 54 00 --- 13 16 36 5.2 90.4 -5.7 -70.2 164 F 1 8333 Schedule for VLBA_MK (Code Mk ) 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 --- 09 54 00 J1838+0404 13 16 36 10.2 89.3 -5.4 -70.6 -16 1 1 8333 09 54 00 09 56 00 =J1838+04 13 18 37 10.7 89.5 -5.3 -70.6 104 F 1 8733 09 56 00 W44BC 13 18 37 5.7 90.8 -5.6 -70.2 -16 1 1 8733 09 56 00 09 59 00 --- 13 21 37 6.4 91.0 -5.6 -70.2 164 F 1 9333 09 59 00 J1838+0404 13 21 37 11.4 89.7 -5.3 -70.6 -16 1 1 9333 09 59 00 10 01 00 =J1838+04 13 23 37 11.9 89.9 -5.3 -70.6 104 F 1 9733 10 01 00 W44DF 13 23 37 6.8 90.9 -5.6 -70.2 -16 1 1 9733 10 01 00 10 04 00 --- 13 26 38 7.5 91.2 -5.5 -70.2 164 F 1 10333 10 04 00 J1838+0404 13 26 38 12.6 90.2 -5.2 -70.6 -16 1 1 10333 10 04 00 10 06 00 =J1838+04 13 28 38 13.1 90.3 -5.2 -70.6 104 F 1 10733 10 06 00 W44BC 13 28 38 8.0 91.6 -5.5 -70.2 -16 1 1 10733 10 06 00 10 09 00 --- 13 31 39 8.7 91.9 -5.4 -70.1 164 F 1 11333 10 09 00 J1838+0404 13 31 39 13.8 90.6 -5.1 -70.6 -16 1 1 11333 10 09 00 10 11 00 =J1838+04 13 33 39 14.2 90.8 -5.1 -70.6 104 F 1 11733 10 11 00 W44DF 13 33 39 9.2 91.8 -5.4 -70.2 -16 1 1 11733 10 11 00 10 14 00 --- 13 36 39 9.9 92.1 -5.3 -70.1 164 F 1 12333 10 14 00 J1838+0404 13 36 39 14.9 91.0 -5.0 -70.6 -16 1 1 12333 10 14 00 10 16 00 =J1838+04 13 38 40 15.4 91.2 -5.0 -70.6 104 F 1 12733 10 16 00 W44BC 13 38 40 10.4 92.5 -5.3 -70.1 -16 1 1 12733 10 16 00 10 19 00 --- 13 41 40 11.1 92.8 -5.2 -70.0 164 F 1 13333 10 19 00 J1838+0404 13 41 40 16.1 91.5 -5.0 -70.6 -16 1 1 13333 10 19 00 10 21 00 =J1838+04 13 43 41 16.6 91.6 -4.9 -70.5 104 F 1 13733 10 21 00 W44DF 13 43 41 11.5 92.7 -5.2 -70.1 -16 1 1 13733 10 21 00 10 24 00 --- 13 46 41 12.2 92.9 -5.2 -70.0 164 F 1 14333 10 24 00 J1838+0404 13 46 41 17.3 91.9 -4.9 -70.5 -16 1 1 14333 10 24 00 10 26 00 =J1838+04 13 48 41 17.8 92.1 -4.8 -70.5 104 F 1 14733 10 26 00 W44BC 13 48 41 12.7 93.4 -5.1 -70.0 -16 1 1 14733 10 26 00 10 29 00 --- 13 51 42 13.5 93.6 -5.1 -69.9 164 F 1 15333 Schedule for VLBA_MK (Code Mk ) 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 --- 10 29 00 J1838+0404 13 51 42 18.5 92.3 -4.8 -70.5 -16 1 1 15333 10 29 00 10 31 00 =J1838+04 13 53 42 18.9 92.5 -4.8 -70.4 104 F 1 15733 10 31 46 J1751+0939 13 54 29 32.0 90.9 -4.0 -72.6 14 1 1 15733 10 31 00 10 36 26 --- 13 59 10 33.1 91.3 -3.9 -72.6 280 F 1 16822 10 36 26 W44DF 13 59 10 15.2 94.0 -5.0 -69.9 -42 1 1 16822 10 36 26 10 39 27 --- 14 02 11 15.9 94.3 -4.9 -69.8 139 F 1 17425 10 39 27 J1838+0404 14 02 11 20.9 93.3 -4.6 -70.3 -16 1 2 17425 10 39 27 10 41 27 =J1838+04 14 04 12 21.4 93.4 -4.6 -70.3 104 R 1 17025 10 41 27 W44BC 14 04 12 16.4 94.8 -4.9 -69.7 -16 1 2 17025 10 41 27 10 44 28 --- 14 07 13 17.1 95.0 -4.8 -69.6 165 R 1 16422 10 44 28 J1838+0404 14 07 13 22.1 93.7 -4.5 -70.3 -16 1 2 16422 10 44 28 10 46 28 =J1838+04 14 09 13 22.6 93.9 -4.5 -70.2 104 R 1 16022 10 46 28 W44DF 14 09 13 17.5 94.9 -4.8 -69.7 -16 1 2 16022 10 46 28 10 49 29 --- 14 12 15 18.2 95.2 -4.7 -69.6 165 R 1 15418 10 49 29 J1838+0404 14 12 15 23.3 94.2 -4.4 -70.2 -16 1 2 15418 10 49 29 10 51 29 =J1838+04 14 14 15 23.8 94.4 -4.4 -70.1 104 R 1 15018 10 51 29 W44BC 14 14 15 18.7 95.7 -4.7 -69.5 -16 1 2 15018 10 51 29 10 54 30 --- 14 17 17 19.4 96.0 -4.6 -69.4 165 R 1 14415 10 54 30 J1838+0404 14 17 17 24.5 94.6 -4.4 -70.1 -16 1 2 14415 10 54 30 10 56 30 =J1838+04 14 19 17 25.0 94.8 -4.3 -70.0 104 R 1 14015 10 56 30 W44DF 14 19 17 19.9 95.9 -4.6 -69.4 -16 1 2 14015 10 56 30 10 59 31 --- 14 22 18 20.6 96.2 -4.6 -69.3 165 R 1 13412 10 59 31 J1838+0404 14 22 18 25.7 95.1 -4.3 -70.0 -16 1 2 13412 10 59 31 11 01 31 =J1838+04 14 24 19 26.1 95.3 -4.2 -69.9 104 R 1 13012 11 01 31 W44BC 14 24 19 21.1 96.6 -4.5 -69.2 -16 1 2 13012 11 01 31 11 04 32 --- 14 27 20 21.8 96.9 -4.5 -69.1 165 R 1 12408 11 04 32 J1838+0404 14 27 20 26.8 95.6 -4.2 -69.8 -16 1 2 12408 11 04 32 11 06 32 =J1838+04 14 29 21 27.3 95.8 -4.2 -69.8 104 R 1 12008 Schedule for VLBA_MK (Code Mk ) 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 --- 11 06 32 W44DF 14 29 21 22.2 96.8 -4.5 -69.1 -16 1 2 12008 11 06 32 11 09 33 --- 14 32 22 22.9 97.1 -4.4 -69.1 165 R 1 11405 11 09 33 J1838+0404 14 32 22 28.0 96.1 -4.1 -69.7 -16 1 2 11405 11 09 33 11 11 33 =J1838+04 14 34 22 28.5 96.3 -4.1 -69.6 104 R 1 11005 11 11 33 W44BC 14 34 22 23.4 97.6 -4.4 -68.9 -16 1 2 11005 11 11 33 11 14 34 --- 14 37 24 24.1 97.9 -4.3 -68.8 165 R 1 10402 11 14 34 J1838+0404 14 37 24 29.2 96.6 -4.0 -69.6 -16 1 2 10402 11 14 34 11 16 34 =J1838+04 14 39 24 29.7 96.8 -4.0 -69.5 104 R 1 10002 11 16 34 W44DF 14 39 24 24.6 97.8 -4.3 -68.8 -16 1 2 10002 11 16 34 11 19 35 --- 14 42 26 25.3 98.1 -4.2 -68.7 165 R 1 9398 11 19 35 J1838+0404 14 42 26 30.4 97.1 -3.9 -69.4 -16 1 2 9398 11 19 35 11 21 35 =J1838+04 14 44 26 30.8 97.3 -3.9 -69.3 104 R 1 8998 11 21 35 W44BC 14 44 26 25.8 98.6 -4.2 -68.5 -16 1 2 8998 11 21 35 11 24 36 --- 14 47 28 26.5 98.9 -4.1 -68.4 165 R 1 8395 11 24 36 J1838+0404 14 47 28 31.5 97.6 -3.9 -69.2 -16 1 2 8395 11 24 36 11 26 36 =J1838+04 14 49 28 32.0 97.8 -3.8 -69.1 104 R 1 7995 11 26 36 W44DF 14 49 28 26.9 98.8 -4.1 -68.4 -16 1 2 7995 11 26 36 11 29 37 --- 14 52 29 27.6 99.1 -4.1 -68.3 165 R 1 7392 11 29 37 J1838+0404 14 52 29 32.7 98.1 -3.8 -69.0 -16 1 2 7392 11 29 37 11 31 37 =J1838+04 14 54 30 33.2 98.4 -3.7 -68.9 104 R 1 6992 11 31 37 W44BC 14 54 30 28.1 99.6 -4.0 -68.1 -16 1 2 6992 11 31 37 11 34 38 --- 14 57 31 28.8 100.0 -4.0 -68.0 165 R 1 6388 11 34 38 J1838+0404 14 57 31 33.9 98.7 -3.7 -68.8 -16 1 2 6388 11 34 38 11 36 38 =J1838+04 14 59 32 34.3 98.9 -3.7 -68.7 104 R 1 5988 11 36 38 W44DF 14 59 32 29.3 99.9 -4.0 -68.0 -16 1 2 5988 11 36 38 11 39 39 --- 15 02 33 30.0 100.2 -3.9 -67.9 165 R 1 5385 11 39 39 J1838+0404 15 02 33 35.1 99.2 -3.6 -68.6 -16 1 2 5385 11 39 39 11 41 39 =J1838+04 15 04 33 35.5 99.5 -3.6 -68.5 104 R 1 4985 Schedule for VLBA_MK (Code Mk ) 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 --- 11 41 39 W44BC 15 04 33 30.4 100.7 -3.9 -67.6 -16 1 2 4985 11 41 39 11 44 40 --- 15 07 35 31.1 101.1 -3.8 -67.5 165 R 1 4382 11 44 40 J1838+0404 15 07 35 36.2 99.8 -3.5 -68.4 -16 1 2 4382 11 44 40 11 46 40 =J1838+04 15 09 35 36.7 100.0 -3.5 -68.3 104 R 1 3982 11 49 58 3C345 15 12 54 62.2 39.2 -1.5 -129.4 141 1 2 3982 11 49 58 11 54 58 --- 15 17 55 62.9 37.8 -1.4 -131.4 300 R 1 2982 11 57 28 J1751+0939 15 20 25 52.1 100.0 -2.5 -70.0 102 1 2 2982 11 57 28 12 02 08 --- 15 25 06 53.2 100.6 -2.4 -69.7 280 R 1 2048 12 02 08 W44DF 15 25 06 35.2 102.8 -3.5 -66.6 -42 1 2 2048 12 02 08 12 05 09 --- 15 28 07 35.8 103.2 -3.5 -66.4 139 R 1 1445 12 05 09 J1838+0404 15 28 07 41.0 102.3 -3.2 -67.2 -16 1 2 1445 12 05 09 12 07 09 =J1838+04 15 30 08 41.4 102.5 -3.1 -67.0 104 R 1 1045 12 07 09 W44BC 15 30 08 36.3 103.7 -3.4 -66.1 -16 1 2 1045 12 07 09 12 10 10 --- 15 33 09 37.0 104.1 -3.4 -65.9 165 R 1 442 12 10 10 J1838+0404 15 33 09 42.1 102.9 -3.1 -66.8 -16 1 1 442 12 10 10 12 12 10 =J1838+04 15 35 10 42.6 103.2 -3.1 -66.7 104 F 2 842 12 12 10 W44DF 15 35 10 37.5 104.0 -3.4 -65.9 -16 1 1 842 12 12 10 12 15 11 --- 15 38 11 38.1 104.4 -3.3 -65.7 165 F 2 1445 12 15 11 J1838+0404 15 38 11 43.3 103.6 -3.0 -66.5 -16 1 1 1445 12 15 11 12 17 11 =J1838+04 15 40 11 43.7 103.9 -3.0 -66.3 104 F 2 1845 12 17 11 W44BC 15 40 11 38.6 105.0 -3.3 -65.3 -16 1 1 1845 12 17 11 12 20 12 --- 15 43 13 39.3 105.5 -3.2 -65.1 165 F 2 2448 12 20 12 J1838+0404 15 43 13 44.4 104.3 -2.9 -66.1 -16 1 1 2448 12 20 12 12 22 12 =J1838+04 15 45 13 44.9 104.6 -2.9 -65.9 104 F 2 2848 12 22 12 W44DF 15 45 13 39.7 105.4 -3.2 -65.2 -16 1 1 2848 12 22 12 12 25 13 --- 15 48 15 40.4 105.8 -3.1 -64.9 165 F 2 3452 12 25 13 J1838+0404 15 48 15 45.6 105.0 -2.8 -65.6 -16 1 1 3452 12 25 13 12 27 13 =J1838+04 15 50 15 46.0 105.3 -2.8 -65.5 104 F 2 3852 Schedule for VLBA_MK (Code Mk ) 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 --- 12 27 13 W44BC 15 50 15 40.9 106.4 -3.1 -64.5 -16 1 1 3852 12 27 13 12 30 14 --- 15 53 17 41.6 106.9 -3.0 -64.2 165 F 2 4455 12 30 14 J1838+0404 15 53 17 46.7 105.8 -2.8 -65.2 -16 1 1 4455 12 30 14 12 32 14 =J1838+04 15 55 17 47.2 106.1 -2.7 -65.0 104 F 2 4855 12 32 14 W44DF 15 55 17 42.0 106.8 -3.0 -64.3 -16 1 1 4855 12 32 14 12 35 15 --- 15 58 18 42.7 107.2 -3.0 -64.0 165 F 2 5458 12 35 15 J1838+0404 15 58 18 47.8 106.6 -2.7 -64.7 -16 1 1 5458 12 35 15 12 37 15 =J1838+04 16 00 19 48.3 106.9 -2.6 -64.5 104 F 2 5858 12 37 15 W44BC 16 00 19 43.2 107.9 -2.9 -63.6 -16 1 1 5858 12 37 15 12 40 16 --- 16 03 20 43.8 108.4 -2.9 -63.3 165 F 2 6462 12 40 16 J1838+0404 16 03 20 49.0 107.4 -2.6 -64.2 -16 1 1 6462 12 40 16 12 42 16 =J1838+04 16 05 21 49.4 107.7 -2.6 -64.0 104 F 2 6862 12 42 16 W44DF 16 05 21 44.3 108.3 -2.9 -63.3 -16 1 1 6862 12 42 16 12 45 17 --- 16 08 22 44.9 108.8 -2.8 -63.0 165 F 2 7465 12 45 17 J1838+0404 16 08 22 50.1 108.2 -2.5 -63.6 -16 1 1 7465 12 45 17 12 47 17 =J1838+04 16 10 22 50.5 108.6 -2.5 -63.4 104 F 2 7865 12 47 17 W44BC 16 10 22 45.4 109.5 -2.8 -62.5 -16 1 1 7865 12 47 17 12 50 18 --- 16 13 24 46.1 110.0 -2.7 -62.2 165 F 2 8468 12 50 18 J1838+0404 16 13 24 51.2 109.1 -2.4 -63.0 -16 1 1 8468 12 50 18 12 52 18 =J1838+04 16 15 24 51.7 109.5 -2.4 -62.8 104 F 2 8868 12 52 18 W44DF 16 15 24 46.5 110.0 -2.7 -62.2 -16 1 1 8868 12 52 18 12 55 19 --- 16 18 26 47.2 110.5 -2.6 -61.8 165 F 2 9472 12 55 19 J1838+0404 16 18 26 52.3 110.1 -2.3 -62.4 -16 1 1 9472 12 55 19 12 57 19 =J1838+04 16 20 26 52.8 110.4 -2.3 -62.1 104 F 2 9872 12 57 19 W44BC 16 20 26 47.6 111.2 -2.6 -61.3 -16 1 1 9872 12 57 19 13 00 20 --- 16 23 27 48.3 111.8 -2.5 -60.9 165 F 2 10475 13 00 20 J1838+0404 16 23 27 53.4 111.0 -2.3 -61.7 -16 1 1 10475 13 00 20 13 02 20 =J1838+04 16 25 28 53.9 111.4 -2.2 -61.4 104 F 2 10875 Schedule for VLBA_MK (Code Mk ) 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 --- 13 02 20 W44DF 16 25 28 48.7 111.7 -2.5 -61.0 -16 1 1 10875 13 02 20 13 05 21 --- 16 28 29 49.4 112.3 -2.5 -60.5 165 F 2 11478 13 05 21 J1838+0404 16 28 29 54.5 112.0 -2.2 -61.0 -16 1 1 11478 13 05 21 13 07 21 =J1838+04 16 30 30 55.0 112.5 -2.1 -60.6 104 F 2 11878 13 07 21 W44BC 16 30 30 49.8 113.1 -2.4 -60.0 -16 1 1 11878 13 07 21 13 10 22 --- 16 33 31 50.5 113.7 -2.4 -59.5 165 F 2 12482 13 10 22 J1838+0404 16 33 31 55.6 113.1 -2.1 -60.2 -16 1 1 12482 13 10 22 13 12 22 =J1838+04 16 35 31 56.1 113.6 -2.1 -59.8 104 F 2 12882 13 13 11 J1751+0939 16 36 21 69.2 116.5 -1.3 -58.7 17 1 1 12882 13 12 22 13 17 51 --- 16 41 01 70.1 118.2 -1.2 -57.2 280 F 2 13979 13 17 51 W44DF 16 41 01 52.1 114.8 -2.3 -58.7 -42 1 1 13979 13 17 51 13 20 51 --- 16 44 02 52.7 115.4 -2.2 -58.2 138 F 2 14579 13 20 51 J1838+0404 16 44 02 57.9 115.6 -1.9 -58.3 -16 1 1 14579 13 20 51 13 22 51 =J1838+04 16 46 02 58.3 116.1 -1.9 -57.9 104 F 2 14979 13 22 51 W44BC 16 46 02 53.1 116.3 -2.2 -57.5 -16 1 1 14979 13 22 51 13 25 51 --- 16 49 03 53.8 117.0 -2.1 -57.0 164 F 2 15579 13 25 51 J1838+0404 16 49 03 58.9 116.8 -1.8 -57.3 -16 1 1 15579 13 25 51 13 27 51 =J1838+04 16 51 03 59.4 117.4 -1.8 -56.9 104 F 2 15979 13 27 51 W44DF 16 51 03 54.2 117.0 -2.1 -57.0 -16 1 1 15979 13 27 51 13 30 51 --- 16 54 04 54.8 117.7 -2.0 -56.4 164 F 2 16579 13 30 51 J1838+0404 16 54 04 60.0 118.2 -1.7 -56.2 -16 1 1 16579 13 30 51 13 32 51 =J1838+04 16 56 04 60.4 118.8 -1.7 -55.8 104 F 2 16979 13 32 51 W44BC 16 56 04 55.2 118.7 -2.0 -55.6 -16 1 1 16979 13 32 51 13 35 51 --- 16 59 04 55.8 119.5 -2.0 -55.0 164 F 2 17579 13 35 51 J1838+0404 16 59 04 61.0 119.6 -1.7 -55.1 -16 1 2 17579 13 35 51 13 37 51 =J1838+04 17 01 05 61.4 120.2 -1.6 -54.6 104 R 2 17179 13 37 51 W44DF 17 01 05 56.3 119.5 -1.9 -55.0 -16 1 2 17179 13 37 51 13 40 51 --- 17 04 05 56.9 120.3 -1.9 -54.4 164 R 2 16579 Schedule for VLBA_MK (Code Mk ) 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 --- 13 40 51 J1838+0404 17 04 05 62.0 121.2 -1.6 -53.8 -16 1 2 16579 13 40 51 13 42 51 =J1838+04 17 06 06 62.4 121.8 -1.5 -53.3 104 R 2 16179 13 42 51 W44BC 17 06 06 57.3 121.3 -1.8 -53.5 -16 1 2 16179 13 42 51 13 45 51 --- 17 09 06 57.9 122.2 -1.8 -52.8 164 R 2 15579 13 45 51 J1838+0404 17 09 06 63.0 122.8 -1.5 -52.5 -16 1 2 15579 13 45 51 13 47 51 =J1838+04 17 11 06 63.4 123.5 -1.5 -51.9 104 R 2 15179 13 47 51 W44DF 17 11 06 58.3 122.2 -1.8 -52.8 -16 1 2 15179 13 47 51 13 50 51 --- 17 14 07 58.9 123.1 -1.7 -52.0 164 R 2 14579 13 50 51 J1838+0404 17 14 07 64.0 124.5 -1.4 -51.0 -16 1 2 14579 13 50 51 13 52 51 =J1838+04 17 16 07 64.4 125.2 -1.4 -50.4 104 R 2 14179 13 52 51 W44BC 17 16 07 59.2 124.2 -1.7 -51.1 -16 1 2 14179 13 52 51 13 55 51 --- 17 19 08 59.8 125.2 -1.6 -50.3 164 R 2 13579 13 55 51 J1838+0404 17 19 08 65.0 126.4 -1.3 -49.4 -16 1 2 13579 13 55 51 13 57 51 =J1838+04 17 21 08 65.4 127.2 -1.3 -48.7 104 R 2 13179 13 57 51 W44DF 17 21 08 60.3 125.3 -1.6 -50.2 -16 1 2 13179 13 57 51 14 00 51 --- 17 24 09 60.8 126.3 -1.5 -49.4 164 R 2 12579 14 00 51 J1838+0404 17 24 09 65.9 128.4 -1.2 -47.7 -16 1 2 12579 14 00 51 14 02 51 =J1838+04 17 26 09 66.3 129.2 -1.2 -47.0 104 R 2 12179 14 02 51 W44BC 17 26 09 61.2 127.5 -1.5 -48.3 -16 1 2 12179 14 02 51 14 05 51 --- 17 29 09 61.7 128.5 -1.5 -47.4 164 R 2 11579 14 05 51 J1838+0404 17 29 09 66.8 130.5 -1.2 -45.8 -16 1 2 11579 14 05 51 14 07 51 =J1838+04 17 31 10 67.2 131.4 -1.1 -45.0 104 R 2 11179 14 07 51 W44DF 17 31 10 62.2 128.7 -1.4 -47.3 -16 1 2 11179 14 07 51 14 10 51 --- 17 34 10 62.7 129.8 -1.4 -46.3 164 R 2 10579 14 10 51 J1838+0404 17 34 10 67.7 132.8 -1.1 -43.8 -16 1 2 10579 14 10 51 14 12 51 =J1838+04 17 36 11 68.1 133.8 -1.0 -42.9 104 R 2 10179 14 12 51 W44BC 17 36 11 63.0 131.2 -1.3 -45.1 -16 1 2 10179 14 12 51 14 15 51 --- 17 39 11 63.5 132.3 -1.3 -44.1 164 R 2 9579 Schedule for VLBA_MK (Code Mk ) 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 --- 14 15 51 J1838+0404 17 39 11 68.6 135.3 -1.0 -41.6 -16 1 2 9579 14 15 51 14 17 51 =J1838+04 17 41 11 68.9 136.3 -1.0 -40.7 104 R 2 9179 14 17 51 W44DF 17 41 11 63.9 132.6 -1.3 -43.9 -16 1 2 9179 14 17 51 14 20 51 --- 17 44 12 64.5 133.8 -1.2 -42.8 164 R 2 8579 14 20 51 J1838+0404 17 44 12 69.4 137.9 -0.9 -39.2 -16 1 2 8579 14 20 51 14 22 51 =J1838+04 17 46 12 69.7 139.0 -0.9 -38.2 104 R 2 8179 14 22 51 W44BC 17 46 12 64.7 135.3 -1.2 -41.5 -16 1 2 8179 14 22 51 14 25 51 --- 17 49 13 65.2 136.6 -1.1 -40.3 164 R 2 7579 14 25 51 J1838+0404 17 49 13 70.1 140.8 -0.8 -36.6 -16 1 2 7579 14 25 51 14 27 51 =J1838+04 17 51 13 70.4 142.0 -0.8 -35.5 104 R 2 7179 14 28 31 J1751+0939 17 51 53 79.8 180.2 0.0 0.2 8 1 2 7179 14 27 51 14 33 11 --- 17 56 33 79.8 186.8 0.1 6.5 280 R 2 6113 14 33 11 W44DF 17 56 33 66.5 139.5 -1.0 -37.7 -37 1 2 6113 14 33 11 14 36 11 --- 17 59 34 66.9 141.0 -1.0 -36.3 143 R 2 5513 14 36 11 J1838+0404 17 59 34 71.6 147.3 -0.7 -30.6 -15 1 2 5513 14 36 11 14 38 11 =J1838+04 18 01 34 71.8 148.7 -0.6 -29.3 105 R 2 5113 14 38 11 W44BC 18 01 34 67.1 142.7 -0.9 -34.8 -15 1 2 5113 14 38 11 14 41 11 --- 18 04 35 67.5 144.3 -0.9 -33.3 165 R 2 4513 14 41 11 J1838+0404 18 04 35 72.2 150.8 -0.6 -27.4 -15 1 2 4513 14 41 11 14 43 11 =J1838+04 18 06 35 72.4 152.3 -0.5 -26.0 105 R 2 4113 14 43 11 W44DF 18 06 35 67.9 144.8 -0.8 -32.9 -15 1 2 4113 14 43 11 14 46 11 --- 18 09 36 68.3 146.5 -0.8 -31.3 165 R 2 3513 14 46 11 J1838+0404 18 09 36 72.7 154.6 -0.5 -23.9 -15 1 2 3513 14 46 11 14 48 11 =J1838+04 18 11 36 72.9 156.1 -0.5 -22.4 105 R 2 3113 14 48 11 W44BC 18 11 36 68.4 148.3 -0.7 -29.6 -15 1 2 3113 14 48 11 14 51 11 --- 18 14 36 68.8 150.1 -0.7 -28.0 165 R 2 2513 14 51 11 J1838+0404 18 14 36 73.2 158.5 -0.4 -20.2 -15 1 2 2513 14 51 11 14 53 11 =J1838+04 18 16 37 73.4 160.2 -0.4 -18.7 105 R 2 2113 Schedule for VLBA_MK (Code Mk ) 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 53 11 W44DF 18 16 37 69.2 150.7 -0.7 -27.4 -14 1 2 2113 14 53 11 14 56 11 --- 18 19 37 69.5 152.6 -0.6 -25.6 166 R 2 1513 14 56 11 J1838+0404 18 19 37 73.6 162.7 -0.3 -16.3 -14 1 2 1513 14 56 11 14 58 11 =J1838+04 18 21 38 73.7 164.4 -0.3 -14.7 106 R 2 1113 14 58 11 W44BC 18 21 38 69.5 154.5 -0.6 -23.9 -14 1 2 1113 14 58 11 15 01 11 --- 18 24 38 69.8 156.5 -0.5 -22.0 166 R 2 513 15 01 11 J1838+0404 18 24 38 73.9 167.0 -0.2 -12.2 -14 1 2 513 15 01 11 15 03 11 =J1838+04 18 26 38 74.0 168.8 -0.2 -10.6 106 R 2 113 15 03 11 W44DF 18 26 38 70.2 157.3 -0.5 -21.3 -14 1 3 113 15 03 11 15 06 11 --- 18 29 39 70.5 159.4 -0.5 -19.3 166 F 1 713 15 06 11 J1838+0404 18 29 39 74.1 171.5 -0.2 -8.0 -14 1 3 713 15 06 11 15 08 11 =J1838+04 18 31 39 74.2 173.3 -0.1 -6.3 106 F 1 1113 15 08 11 W44BC 18 31 39 70.4 161.4 -0.4 -17.5 -14 1 3 1113 15 08 11 15 11 11 --- 18 34 40 70.6 163.6 -0.4 -15.4 166 F 1 1713 15 11 11 J1838+0404 18 34 40 74.2 176.0 -0.1 -3.7 -14 1 3 1713 15 11 11 15 13 11 =J1838+04 18 36 40 74.3 177.9 0.0 -2.0 106 F 1 2113 15 13 51 J1751+0939 18 37 20 75.0 229.0 0.8 46.0 0 1 3 2113 15 13 11 15 18 31 --- 18 42 01 74.2 231.9 0.8 48.7 280 F 1 3180 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