COVER INFORMATION Station: VLBA_OV (Code Ov ) Experiment: Magnetic fields on the proto-stellar and PPNe water masers (W43A) Exp. Code: BV056A Schedule Version: 1.00 Processed by SCHED version: NRAO internal release of 4 October 2004 PI: Wouter Vlemmings Address: 524 Space Sciences Building Cornell University Ithaca, NY 14853-6801 U.S.A. Phone: +1-607-255-0612 EMAIL: wouter@astro.cornell.edu Fax: +1-607-255-3433 Phone during observation: Observing mode: VLBA Notes: Make sure Pulse CAl is Off Schedule for VLBA_OV (Code Ov ) Page 2 Magnetic fields on the proto-stellar and PPNe water masers (W43A) 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) ---------------------------------------------------------------------------------------- --- Wed 8 Dec 2004 Day 343 --- Next scan frequencies: 22225.39 22225.39 22226.21 22226.21 22238.19 22238.19 22239.00 22239.00 Next BBC frequencies: 725.39 725.39 726.21 726.21 738.19 738.19 739.00 739.00 Next scan bandwidths: 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 17 03 19 3C345 14 21 22 62.3 73.6 -2.4 -83.9 0 1 1 0 17 03 19 17 12 17 --- 14 30 22 64.1 74.0 -2.2 -85.0 538 F 1 1794 17 14 17 J1743-0350 14 32 22 29.4 121.7 -3.2 -42.8 45 1 1 1794 17 14 17 17 23 16 =1741-038 14 41 22 30.9 123.6 -3.0 -41.6 538 F 1 3588 17 25 16 W43A 14 43 22 21.5 109.9 -4.1 -48.5 95 1 1 3588 17 25 16 17 34 14 --- 14 52 22 23.1 111.5 -3.9 -47.8 538 F 1 5382 17 34 14 W43A 14 52 22 23.1 111.5 -3.9 -47.8 -4 1 1 5382 17 34 14 17 45 12 --- 15 03 22 25.1 113.5 -3.7 -46.9 654 F 1 7576 17 45 12 W43A 15 03 22 25.1 113.5 -3.7 -46.9 -4 1 1 7576 17 45 12 17 56 10 --- 15 14 22 27.1 115.6 -3.6 -45.9 654 F 1 9770 17 58 10 J1743-0350 15 16 22 36.5 131.8 -2.5 -36.5 95 1 1 9770 17 58 10 18 07 08 =1741-038 15 25 22 37.8 134.0 -2.3 -35.0 538 F 1 11564 18 09 08 W43A 15 27 22 29.4 118.2 -3.3 -44.6 97 1 1 11564 18 09 08 18 18 07 --- 15 36 22 31.0 120.1 -3.2 -43.6 538 F 1 13358 18 18 07 W43A 15 36 22 31.0 120.1 -3.2 -43.6 -4 1 1 13358 18 18 07 18 29 05 --- 15 47 22 32.9 122.5 -3.0 -42.2 654 F 1 15552 18 29 05 W43A 15 47 22 32.9 122.5 -3.0 -42.2 -4 1 2 15552 18 29 05 18 40 03 --- 15 58 22 34.7 125.0 -2.8 -40.8 654 R 1 17454 18 42 03 J1743-0350 16 00 22 42.4 143.8 -1.7 -28.1 99 1 2 17454 18 42 03 18 51 01 =1741-038 16 09 22 43.4 146.5 -1.6 -26.1 538 R 1 15660 18 53 01 W43A 16 11 22 36.8 128.0 -2.6 -38.9 101 1 2 15660 18 53 01 19 01 59 --- 16 20 22 38.2 130.3 -2.5 -37.4 538 R 1 13866 19 01 59 W43A 16 20 22 38.2 130.3 -2.5 -37.4 -4 1 2 13866 19 01 59 19 12 58 --- 16 31 22 39.8 133.1 -2.3 -35.6 654 R 1 11672 Schedule for VLBA_OV (Code Ov ) Page 3 Magnetic fields on the proto-stellar and PPNe water masers (W43A) 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) ---------------------------------------------------------------------------------------- --- Wed 8 Dec 2004 Day 343 --- 19 12 58 W43A 16 31 22 39.8 133.1 -2.3 -35.6 -4 1 2 11672 19 12 58 19 23 56 --- 16 42 22 41.4 136.1 -2.1 -33.5 654 R 1 9478 19 25 56 J1743-0350 16 44 22 46.6 158.0 -1.0 -17.4 99 1 2 9478 19 25 56 19 34 54 =1741-038 16 53 22 47.3 161.1 -0.8 -15.0 538 R 1 7684 19 36 54 W43A 16 55 22 43.1 139.8 -1.9 -30.9 100 1 2 7684 19 36 54 19 45 52 --- 17 04 22 44.2 142.5 -1.7 -29.0 538 R 1 5890 19 45 52 W43A 17 04 22 44.2 142.5 -1.7 -29.0 -4 1 2 5890 19 45 52 19 56 50 --- 17 15 22 45.5 145.9 -1.5 -26.5 654 R 1 3696 19 56 50 W43A 17 15 22 45.5 145.9 -1.5 -26.5 -4 1 2 3696 19 56 50 20 07 49 --- 17 26 22 46.7 149.5 -1.4 -23.8 654 R 1 1502 20 09 49 J1743-0350 17 28 22 48.8 174.0 -0.3 -4.8 98 1 1 1502 20 09 49 20 18 47 =1741-038 17 37 22 48.9 177.4 -0.1 -2.1 538 F 2 292 20 20 47 W43A 17 39 22 47.9 153.9 -1.1 -20.5 98 1 1 292 20 20 47 20 29 45 --- 17 48 22 48.6 157.1 -1.0 -18.0 538 F 2 2086 20 29 45 W43A 17 48 22 48.6 157.1 -1.0 -18.0 -4 1 1 2086 20 29 45 20 40 43 --- 17 59 22 49.4 161.2 -0.8 -14.9 654 F 2 4280 20 40 43 W43A 17 59 22 49.4 161.2 -0.8 -14.9 -4 1 1 4280 20 40 43 20 51 41 --- 18 10 22 50.1 165.3 -0.6 -11.7 654 F 2 6474 20 53 41 J1743-0350 18 12 22 48.4 190.6 0.5 8.5 97 1 1 6474 20 53 41 21 02 40 =1741-038 18 21 22 48.0 193.9 0.6 11.1 538 F 2 8268 21 04 40 W43A 18 23 22 50.6 170.3 -0.4 -7.7 98 1 1 8268 21 04 40 21 13 38 --- 18 32 22 50.9 173.8 -0.3 -4.9 538 F 2 10062 21 13 38 W43A 18 32 22 50.9 173.8 -0.3 -4.9 -4 1 1 10062 21 13 38 21 24 36 --- 18 43 22 51.0 178.2 -0.1 -1.4 654 F 2 12256 21 24 36 W43A 18 43 22 51.0 178.2 -0.1 -1.4 -4 1 1 12256 21 24 36 21 35 34 --- 18 54 22 51.0 182.6 0.1 2.0 654 F 2 14450 21 37 34 J1743-0350 18 56 22 45.6 206.2 1.2 20.6 98 1 1 14450 21 37 34 21 46 32 =1741-038 19 05 22 44.8 209.2 1.4 22.9 538 F 2 16244 Schedule for VLBA_OV (Code Ov ) Page 4 Magnetic fields on the proto-stellar and PPNe water masers (W43A) 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) ---------------------------------------------------------------------------------------- --- Wed 8 Dec 2004 Day 343 --- 21 48 32 W43A 19 07 22 50.8 187.7 0.3 6.1 100 1 2 16244 21 48 32 21 57 31 --- 19 16 22 50.5 191.2 0.5 8.9 538 R 2 17162 21 57 31 W43A 19 16 22 50.5 191.2 0.5 8.9 -4 1 2 17162 21 57 31 22 08 29 --- 19 27 22 50.0 195.4 0.7 12.2 654 R 2 14968 22 08 29 W43A 19 27 22 50.0 195.4 0.7 12.2 -4 1 2 14968 22 08 29 22 19 27 --- 19 38 22 49.3 199.6 0.8 15.5 654 R 2 12774 22 21 27 J1743-0350 19 40 22 40.8 219.8 1.9 30.7 97 1 2 12774 22 21 27 22 30 25 =1741-038 19 49 22 39.7 222.3 2.1 32.5 538 R 2 10980 22 32 25 W43A 19 51 22 48.3 204.3 1.1 19.1 97 1 2 10980 22 32 25 22 41 23 --- 20 00 22 47.6 207.4 1.2 21.5 538 R 2 9186 22 41 23 W43A 20 00 22 47.6 207.4 1.2 21.5 -4 1 2 9186 22 41 23 22 52 22 --- 20 11 22 46.5 211.1 1.4 24.3 654 R 2 6992 22 52 22 W43A 20 11 22 46.5 211.1 1.4 24.3 -4 1 2 6992 22 52 22 23 03 20 --- 20 22 22 45.3 214.7 1.6 27.0 654 R 2 4798 23 05 20 J1743-0350 20 24 22 34.6 231.2 2.7 38.5 93 1 2 4798 23 05 20 23 14 18 =1741-038 20 33 22 33.2 233.3 2.8 39.8 538 R 2 3004 23 16 18 W43A 20 35 22 43.7 218.7 1.8 29.9 93 1 2 3004 23 16 18 23 25 16 --- 20 44 22 42.6 221.3 1.9 31.8 538 R 2 1210 23 25 16 W43A 20 44 22 42.6 221.3 1.9 31.8 -4 1 3 1210 23 25 16 23 36 14 --- 20 55 22 41.1 224.4 2.1 33.9 654 F 1 984 23 36 14 W43A 20 55 22 41.1 224.4 2.1 33.9 -4 1 3 984 23 36 14 23 47 13 --- 21 06 22 39.5 227.4 2.3 35.9 654 F 1 3178 23 49 13 J1743-0350 21 08 22 27.3 240.8 3.4 44.2 90 1 3 3178 23 49 13 23 58 11 =1741-038 21 17 22 25.7 242.6 3.6 45.1 538 F 1 4972 --- Thu 9 Dec 2004 Day 344 --- 00 00 11 W43A 21 19 22 37.6 230.7 2.5 38.1 90 1 3 4972 00 00 11 00 09 09 --- 21 28 22 36.2 232.9 2.7 39.5 538 F 1 6766 00 09 09 W43A 21 28 22 36.2 232.9 2.7 39.5 -4 1 3 6766 00 09 09 00 20 07 --- 21 39 22 34.4 235.5 2.9 41.0 654 F 1 8960 Schedule for VLBA_OV (Code Ov ) Page 5 Magnetic fields on the proto-stellar and PPNe water masers (W43A) 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) ---------------------------------------------------------------------------------------- --- Thu 9 Dec 2004 Day 344 --- 00 20 07 W43A 21 39 22 34.4 235.5 2.9 41.0 -4 1 3 8960 00 20 07 00 31 05 --- 21 50 22 32.6 237.9 3.0 42.5 654 F 1 11154 00 31 05 W43A 21 50 22 32.6 237.9 3.0 42.5 -4 1 3 11154 00 31 05 00 42 04 --- 22 01 22 30.7 240.3 3.2 43.8 654 F 1 13348 00 42 04 W43A 22 01 22 30.7 240.3 3.2 43.8 -4 1 3 13348 00 42 04 00 53 02 --- 22 12 22 28.8 242.6 3.4 45.0 654 F 1 15542 00 55 02 3C454.3 22 14 22 67.2 154.7 -0.7 -20.8 37 1 3 15542 00 55 02 01 04 00 --- 22 23 22 67.9 160.0 -0.5 -16.5 538 F 1 17336 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. Setup file: bv056.set Matches group v1cm_b3 in /home/filehost/cwalker/sched/catalogs/freq.dat 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= 21500.00 21500.00 21500.00 21500.00 21500.00 21500.00 21500.00 21500.00 Net SB= U U U U U U U U Pol. = RCP LCP RCP LCP RCP LCP RCP LCP BBC = 1 2 3 4 5 6 7 8 BBC SB= U U U U U U U U IF = B D B D B D B D VLBA FE= omit 1cm omit 1cm VLBA Synth= 9.1 15.4 12.4 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= 22225.39 22225.39 22226.21 22226.21 22238.19 22238.19 22239.00 22239.00 BBC fr= 725.39 725.39 726.21 726.21 738.19 738.19 739.00 739.00 Bandwd= 1.000 1.000 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 -- Magnetic fields on the proto-stellar and PPNe water masers (W43A) 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) (B1950) (J2000) (Date) * W43A 18 45 05.364742 * 18 47 41.188000 18 47 54.728203 -01 48 33.06380 *-01 45 11.58000 -01 44 57.61906 From catalog imbedded in main SCHED input file. Doppler based on LSR frame and radio definition. Velocities: 128.50 128.50 117.50 117.50 -44.00 -44.00 -55.00 -55.00 J1642+3948 16 41 17.606214 * 16 42 58.809952 16 43 06.780337 1641+399 39 54 10.81489 * 39 48 36.99395 39 47 58.18099 * 3C345 /home/filehost/cwalker/sched/catalogs/sources.vlba J1642+39 ICRF - Ext.1 Source - 1998 IERS Annual Report Doppler based on other sources. * J1743-0350 17 41 20.616012 * 17 43 58.856136 17 44 12.519835 1741-038 -03 48 48.89988 *-03 50 04.61668 -03 50 17.05548 J1743-03 /home/filehost/cwalker/sched/catalogs/sources.vlba ICRF - Ext.1 Source - 1998 IERS Annual Report Doppler based on other sources. J2253+1608 22 51 29.519733 * 22 53 57.747932 22 54 11.579748 2251+158 15 52 54.34806 * 16 08 53.56089 16 10 30.28100 * 3C454.3 /home/filehost/cwalker/sched/catalogs/sources.vlba J2253+16 ICRF - Ext.1 Source - 1998 IERS Annual Report Doppler based on other sources. 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) W43A 32.8 3C345 62.8 J1743-0350 21.3 3C454.3 94.0 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