COVER INFORMATION Station: VLBA_MK (Code Mk ) Experiment: A Second Generation SiO Maser Proper Motion Study II Exp. Code: BG129I Schedule Version: 2.00 Processed by SCHED version: Release of 02 July 2002 PI: Lincoln J. Greenhill Address: Harvard-Smithsonian CfA, MS 42 60 Garden St Cambridge, MA 02138 USA Phone: 617 495 7194 EMAIL: greenhill@cfa.harvard.edu Fax: 617 495 7345 Phone during observation: 617 495 7194 Observing mode: 128-2-2 7mm Notes: 128-2-2. RCP/LCP. 7mm VLBA + VLA1 8h track. PLEASE check array configuration for 7mm ops Schedule for VLBA_MK (Code Mk ) Page 2 A Second Generation SiO Maser Proper Motion Study II 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 12 Apr 2003 Day 102 --- Next scan frequencies: 42805.74 43107.19 Next BBC frequencies: 605.74 907.19 Next scan bandwidths: 16.00 16.00 20 32 15 0528+134 23 32 57 5.0 77.4 -6.0 -70.8 0 1 1 0 20 32 15 20 42 17 --- 23 43 01 7.3 78.2 -5.8 -71.3 602 F 1 8027 20 42 17 BNKL-I 23 43 01 0.0 95.7 -5.9 D -70.1 -18 1 2 8027 20 42 17 21 00 20 --- 00 01 07 4.2 97.3 -5.6 -69.6 0 R 1 12733 21 00 20 0458-020 00 01 07 13.3 97.1 -5.0 -69.1 -24 1 2 12733 21 00 20 21 05 21 --- 00 06 09 14.5 97.5 -4.9 -69.0 277 R 1 8720 21 05 21 BNKL-I 00 06 09 5.4 97.7 -5.5 -69.5 -24 1 1 8720 21 05 21 21 30 25 --- 00 31 17 11.2 100.0 -5.1 -68.6 1480 F 2 11333 21 30 25 0605-085 00 31 17 2.5 100.0 -5.6 -69.5 -23 1 1 11333 21 30 25 21 35 26 --- 00 36 19 3.6 100.5 -5.5 -69.3 278 F 2 15347 21 35 26 BNKL-I 00 36 19 12.4 100.4 -5.0 -68.3 -23 1 3 15347 21 35 26 22 00 30 --- 01 01 27 18.2 102.9 -4.6 -67.1 1481 F 1 200 22 02 30 0528+134 01 03 27 26.0 84.2 -4.5 -74.3 98 1 3 200 22 02 30 22 12 32 --- 01 13 31 28.3 84.9 -4.3 -74.6 602 F 1 8227 22 12 32 BNKL-I 01 13 31 20.9 104.1 -4.4 -66.4 -21 1 4 8227 22 12 32 22 30 35 --- 01 31 37 25.0 106.1 -4.1 -65.2 1062 R 1 12533 22 30 35 0458-020 01 31 37 34.2 106.8 -3.5 -64.3 -24 1 4 12533 22 30 35 22 35 36 --- 01 36 38 35.3 107.5 -3.4 -63.9 277 R 1 8520 22 35 36 BNKL-I 01 36 38 26.2 106.7 -4.0 -64.8 -24 1 3 8520 22 35 36 23 00 40 --- 02 01 47 31.8 109.9 -3.6 -62.7 1480 F 2 11533 23 00 40 0605-085 02 01 47 23.1 109.0 -4.1 -64.1 -23 1 3 11533 23 00 40 23 05 41 --- 02 06 48 24.2 109.6 -4.0 -63.7 278 F 2 15547 23 05 41 BNKL-I 02 06 48 32.9 110.6 -3.5 -62.2 -23 1 5 15547 23 05 41 23 30 45 --- 02 31 56 38.4 114.3 -3.1 -59.4 1481 F 1 400 23 32 45 0528+134 02 33 57 47.2 91.3 -3.0 -75.4 96 1 5 400 23 32 45 23 42 47 --- 02 44 00 49.6 92.2 -2.8 -75.2 602 F 1 8427 Schedule for VLBA_MK (Code Mk ) Page 3 A Second Generation SiO Maser Proper Motion Study II 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) ---------------------------------------------------------------------------------------- --- Start: Sat 12 Apr 2003 Day 102 -- Stop: Sun 13 Apr 2003 Day 103 --- 23 42 47 BNKL-I 02 44 00 40.9 116.4 -2.9 -57.9 -23 1 6 8427 23 42 47 00 00 50 --- 03 02 06 44.7 119.7 -2.6 -55.1 1060 R 1 12333 00 00 50 0458-020 03 02 06 53.5 123.3 -2.0 -51.9 -24 1 6 12333 00 00 50 00 05 51 --- 03 07 08 54.5 124.6 -1.9 -50.8 277 R 1 8320 00 05 51 BNKL-I 03 07 08 45.7 120.8 -2.5 -54.3 -24 1 5 8320 00 05 51 00 30 55 --- 03 32 16 50.6 126.6 -2.1 -49.4 1480 F 2 11733 00 30 55 0605-085 03 32 16 42.3 122.8 -2.6 -53.1 -23 1 5 11733 00 30 55 00 35 56 --- 03 37 18 43.3 123.8 -2.5 -52.2 278 F 2 15747 00 35 56 BNKL-I 03 37 18 51.6 127.9 -2.0 -48.2 -23 1 7 15747 00 35 56 01 01 00 --- 04 02 26 56.0 135.4 -1.5 -41.6 1481 F 1 600 01 04 00 4C39.25 04 05 27 19.5 54.4 -5.4 -79.9 101 1 7 600 01 04 00 01 14 02 --- 04 15 30 21.5 54.7 -5.2 -81.4 602 F 1 8627 01 17 02 BNKL-I 04 18 31 58.5 141.1 -1.3 -36.4 100 1 8 8627 01 17 02 01 31 04 --- 04 32 35 60.5 146.9 -1.0 -31.1 842 R 1 15347 01 31 04 0528+134 04 32 35 74.7 111.9 -1.0 -63.9 -34 1 8 15347 01 31 04 01 36 05 --- 04 37 37 75.8 114.0 -0.9 -62.1 267 R 1 11333 01 36 05 BNKL-I 04 37 37 61.1 149.1 -1.0 -29.0 -35 1 7 11333 01 36 05 02 01 09 --- 05 02 45 63.6 161.5 -0.5 -17.5 1469 F 2 8720 02 01 09 0458-020 05 02 45 68.2 180.9 0.0 0.9 -19 1 7 8720 02 01 09 02 06 10 --- 05 07 47 68.2 184.3 0.1 4.1 282 F 2 12733 02 06 10 BNKL-I 05 07 47 63.9 164.2 -0.5 -14.9 -19 1 8 12733 02 06 10 02 26 13 --- 05 27 53 64.8 175.6 -0.1 -4.1 1184 R 2 6427 02 26 13 0605-085 05 27 53 59.9 159.8 -0.7 -19.2 -17 1 8 6427 02 26 13 02 31 14 --- 05 32 55 60.3 162.2 -0.6 -16.9 284 R 2 2413 02 31 14 BNKL-I 05 32 55 64.8 178.6 0.0 -1.4 -17 1 9 2413 02 31 14 02 43 16 --- 05 44 59 64.7 185.6 0.2 5.3 705 F 1 7213 02 46 16 4C39.25 05 48 00 39.4 55.2 -3.7 -95.8 87 1 9 7213 02 46 16 02 56 18 --- 05 58 03 41.3 54.9 -3.5 -97.6 602 F 1 15240 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. Setup file: bg118.set Matches group v7mm_b8 in /home/filehost/cwalker/sched/catalogs/freq.dat Setup group: 1 Station: VLBA Total bit rate: 128 Format: VLBA1:4 Bits per sample: 2 Sample rate: 32.000 Number of channels: 2 Passes/head pos: 2 Speedup factor: 1.00 Tape speeds: Low density - 266.660 ips, High density - 160.00 ips Time per pass for 17600 ft, High density tapes is: 00:22:00 1st LO= 42200.00 42200.00 Net SB= U U Pol. = RCP LCP BBC = 1 2 BBC SB= U U IF = A C VLBA FE= 7mm omit 7mm omit VLBA Synth= 15.4 7.4 11.6 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= 42805.74 43107.19 BBC fr= 605.74 907.19 Bandwd= 16.000 16.000 The following pulse cal sets were used with this setup: Pulse cal detection set: 1 PCAL = OFF PCALXB1= S1 S2 OFF OFF OFF OFF OFF OFF PCALXB2= M1 M2 OFF OFF 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 track2= 3, 19 barrel=roll_auto SOURCE LIST -- A Second Generation SiO Maser Proper Motion Study II 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) * BNKL-I 05 32 47.030335 * 05 35 14.509800 05 35 22.643947 -05 24 23.91114 *-05 22 30.48200 -05 22 28.34163 From catalog imbedded in main SCHED input file. J0501-0159 04 58 41.344692 * 05 01 12.809888 05 01 21.027820 * 0458-020 -02 03 33.86875 *-01 59 14.25620 -01 59 02.56421 J0501-01 /home/filehost/cwalker/sched/catalogs/sources.vlba ICRF - Ext.1 Source - 1998 IERS Annual Report J0530+1331 05 28 06.759213 * 05 30 56.416744 05 31 05.819980 * 0528+134 13 29 42.28888 * 13 31 55.14955 13 32 03.93837 J0530+13 /home/filehost/cwalker/sched/catalogs/sources.vlba ICRF - Ext.1 Source - 1998 IERS Annual Report J0607-0834 06 05 36.027971 * 06 07 59.699242 06 08 07.761985 * 0605-085 -08 34 20.29737 *-08 34 49.97815 -08 34 57.34332 J0607-08 /home/filehost/cwalker/sched/catalogs/sources.vlba ICRF - Ext.1 Source - 1998 IERS Annual Report J0927+3902 09 23 55.319195 * 09 27 03.013916 09 27 15.113623 0923+392 39 15 23.56655 * 39 02 20.85195 39 01 41.72864 * 4C39.25 /home/filehost/cwalker/sched/catalogs/sources.vlba J0927+39 ICRF - Ext.1 Source - 1998 IERS Annual Report 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) BNKL-I 64.3 0458-020 55.3 0528+134 60.7 0605-085 72.9 4C39.25 107.3 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