COVER INFORMATION Station: VLBA_LA (Code La ) 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_LA (Code La ) 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 15 09 30 71.1 70.7 -1.6 -94.9 0 1 1 0 17 03 19 17 12 17 --- 15 18 30 72.8 70.1 -1.4 -96.9 538 F 1 1794 17 14 17 J1743-0350 15 20 30 38.1 132.0 -2.4 -37.2 44 1 1 1794 17 14 17 17 23 16 =1741-038 15 29 30 39.4 134.3 -2.2 -35.6 538 F 1 3588 17 25 16 W43A 15 31 30 30.9 118.3 -3.3 -45.6 97 1 1 3588 17 25 16 17 34 14 --- 15 40 30 32.5 120.2 -3.1 -44.6 538 F 1 5382 17 34 14 W43A 15 40 30 32.5 120.2 -3.1 -44.6 -4 1 1 5382 17 34 14 17 45 12 --- 15 51 30 34.4 122.6 -2.9 -43.2 654 F 1 7576 17 45 12 W43A 15 51 30 34.4 122.6 -2.9 -43.2 -4 1 1 7576 17 45 12 17 56 10 --- 16 02 30 36.2 125.1 -2.8 -41.6 654 F 1 9770 17 58 10 J1743-0350 16 04 30 44.0 144.2 -1.7 -28.4 98 1 1 9770 17 58 10 18 07 08 =1741-038 16 13 30 45.1 147.0 -1.5 -26.3 538 F 1 11564 18 09 08 W43A 16 15 30 38.3 128.2 -2.5 -39.7 101 1 1 11564 18 09 08 18 18 07 --- 16 24 30 39.7 130.4 -2.4 -38.2 538 F 1 13358 18 18 07 W43A 16 24 30 39.7 130.4 -2.4 -38.2 -4 1 1 13358 18 18 07 18 29 05 --- 16 35 30 41.4 133.3 -2.2 -36.2 654 F 1 15552 18 29 05 W43A 16 35 30 41.4 133.3 -2.2 -36.2 -4 1 2 15552 18 29 05 18 40 03 --- 16 46 30 43.0 136.3 -2.0 -34.1 654 R 1 17454 18 42 03 J1743-0350 16 48 30 48.3 158.8 -0.9 -17.1 99 1 2 17454 18 42 03 18 51 01 =1741-038 16 57 30 48.9 162.1 -0.8 -14.5 538 R 1 15660 18 53 01 W43A 16 59 30 44.8 140.1 -1.8 -31.4 99 1 2 15660 18 53 01 19 01 59 --- 17 08 30 45.9 142.9 -1.7 -29.3 538 R 1 13866 19 01 59 W43A 17 08 30 45.9 142.9 -1.7 -29.3 -4 1 2 13866 19 01 59 19 12 58 --- 17 19 30 47.2 146.4 -1.5 -26.7 654 R 1 11672 Schedule for VLBA_LA (Code La ) 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 17 19 30 47.2 146.4 -1.5 -26.7 -4 1 2 11672 19 12 58 19 23 56 --- 17 30 30 48.4 150.1 -1.3 -23.9 654 R 1 9478 19 25 56 J1743-0350 17 32 30 50.3 175.4 -0.2 -3.7 97 1 2 9478 19 25 56 19 34 54 =1741-038 17 41 30 50.4 178.9 0.0 -0.9 538 R 1 7684 19 36 54 W43A 17 43 30 49.6 154.7 -1.1 -20.3 98 1 2 7684 19 36 54 19 45 52 --- 17 52 30 50.3 158.0 -0.9 -17.7 538 R 1 5890 19 45 52 W43A 17 52 30 50.3 158.0 -0.9 -17.7 -4 1 2 5890 19 45 52 19 56 50 --- 18 03 30 51.1 162.2 -0.7 -14.4 654 R 1 3696 19 56 50 W43A 18 03 30 51.1 162.2 -0.7 -14.4 -4 1 2 3696 19 56 50 20 07 49 --- 18 14 30 51.7 166.5 -0.6 -11.0 654 R 1 1502 20 09 49 J1743-0350 18 16 30 49.7 192.5 0.5 10.1 97 1 1 1502 20 09 49 20 18 47 =1741-038 18 25 30 49.2 195.9 0.7 12.9 538 F 2 292 20 20 47 W43A 18 27 30 52.2 171.7 -0.3 -6.8 98 1 1 292 20 20 47 20 29 45 --- 18 36 30 52.4 175.3 -0.2 -3.8 538 F 2 2086 20 29 45 W43A 18 36 30 52.4 175.3 -0.2 -3.8 -4 1 1 2086 20 29 45 20 40 43 --- 18 47 30 52.5 179.8 0.0 -0.1 654 F 2 4280 20 40 43 W43A 18 47 30 52.5 179.8 0.0 -0.1 -4 1 1 4280 20 40 43 20 51 41 --- 18 58 30 52.4 184.3 0.2 3.5 654 F 2 6474 20 53 41 J1743-0350 19 00 30 46.5 208.3 1.3 22.7 98 1 1 6474 20 53 41 21 02 40 =1741-038 19 09 30 45.6 211.3 1.4 25.0 538 F 2 8268 21 04 40 W43A 19 11 30 52.1 189.6 0.4 7.8 100 1 1 8268 21 04 40 21 13 38 --- 19 20 30 51.7 193.2 0.5 10.7 538 F 2 10062 21 13 38 W43A 19 20 30 51.7 193.2 0.5 10.7 -4 1 1 10062 21 13 38 21 24 36 --- 19 31 30 51.1 197.5 0.7 14.1 654 F 2 12256 21 24 36 W43A 19 31 30 51.1 197.5 0.7 14.1 -4 1 1 12256 21 24 36 21 35 34 --- 19 42 30 50.4 201.7 0.9 17.5 654 F 2 14450 21 37 34 J1743-0350 19 44 30 41.4 221.8 2.0 32.8 96 1 1 14450 21 37 34 21 46 32 =1741-038 19 53 30 40.2 224.3 2.2 34.6 538 F 2 16244 Schedule for VLBA_LA (Code La ) 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 55 30 49.3 206.5 1.1 21.2 96 1 2 16244 21 48 32 21 57 31 --- 20 04 30 48.4 209.6 1.3 23.6 538 R 2 17162 21 57 31 W43A 20 04 30 48.4 209.6 1.3 23.6 -4 1 2 17162 21 57 31 22 08 29 --- 20 15 30 47.3 213.3 1.5 26.5 654 R 2 14968 22 08 29 W43A 20 15 30 47.3 213.3 1.5 26.5 -4 1 2 14968 22 08 29 22 19 27 --- 20 26 30 46.0 216.9 1.6 29.1 654 R 2 12774 22 21 27 J1743-0350 20 28 30 34.8 233.0 2.7 40.5 92 1 2 12774 22 21 27 22 30 25 =1741-038 20 37 30 33.4 235.0 2.9 41.8 538 R 2 10980 22 32 25 W43A 20 39 30 44.3 220.8 1.9 32.1 92 1 2 10980 22 32 25 22 41 23 --- 20 48 30 43.1 223.4 2.0 33.9 538 R 2 9186 22 41 23 W43A 20 48 30 43.1 223.4 2.0 33.9 -4 1 2 9186 22 41 23 22 52 22 --- 20 59 30 41.5 226.5 2.2 36.1 654 R 2 6992 22 52 22 W43A 20 59 30 41.5 226.5 2.2 36.1 -4 1 2 6992 22 52 22 23 03 20 --- 21 10 30 39.9 229.4 2.4 38.0 654 R 2 4798 23 05 20 J1743-0350 21 12 30 27.3 242.3 3.5 46.1 89 1 2 4798 23 05 20 23 14 18 =1741-038 21 21 30 25.7 244.0 3.6 47.0 538 R 2 3004 23 16 18 W43A 21 23 30 37.8 232.6 2.6 40.2 90 1 2 3004 23 16 18 23 25 16 --- 21 32 30 36.4 234.8 2.7 41.5 538 R 2 1210 23 25 16 W43A 21 32 30 36.4 234.8 2.7 41.5 -4 1 3 1210 23 25 16 23 36 14 --- 21 43 30 34.5 237.2 2.9 43.0 654 F 1 984 23 36 14 W43A 21 43 30 34.5 237.2 2.9 43.0 -4 1 3 984 23 36 14 23 47 13 --- 21 54 30 32.6 239.6 3.1 44.5 654 F 1 3178 23 49 13 J1743-0350 21 56 30 19.1 250.3 4.2 50.0 87 1 3 3178 23 49 13 23 58 11 =1741-038 22 05 30 17.4 251.8 4.4 50.6 538 F 1 4972 --- Thu 9 Dec 2004 Day 344 --- 00 00 11 W43A 22 07 30 30.3 242.3 3.3 46.0 88 1 3 4972 00 00 11 00 09 09 --- 22 16 30 28.7 244.1 3.5 46.9 538 F 1 6766 00 09 09 W43A 22 16 30 28.7 244.1 3.5 46.9 -4 1 3 6766 00 09 09 00 20 07 --- 22 27 30 26.6 246.2 3.7 48.0 654 F 1 8960 Schedule for VLBA_LA (Code La ) 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 22 27 30 26.6 246.2 3.7 48.0 -4 1 3 8960 00 20 07 00 31 05 --- 22 38 30 24.6 248.2 3.8 48.9 654 F 1 11154 00 31 05 W43A 22 38 30 24.6 248.2 3.8 48.9 -4 1 3 11154 00 31 05 00 42 04 --- 22 49 30 22.5 250.2 4.0 49.8 654 F 1 13348 00 42 04 W43A 22 49 30 22.5 250.2 4.0 49.8 -4 1 3 13348 00 42 04 00 53 02 --- 23 00 30 20.4 252.1 4.2 50.6 654 F 1 15542 00 55 02 3C454.3 23 02 30 70.3 185.9 0.1 5.0 14 1 3 15542 00 55 02 01 04 00 --- 23 11 30 70.0 192.2 0.3 10.3 538 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