COVER INFORMATION Station: VLBA_BR (Code Br ) Experiment: BE025C - 3rd run of H2O Masers in V778Cyg Exp. Code: BE025C Schedule Version: 1.00 Processed by SCHED version: Release of 02 July 2002 PI: D. Engels Address: Hamburger Sternwarte Gojenbergsweg 112 D-21029 Hamburg, Germany Phone: +49-40-42891 4136 EMAIL: dengels@hs.uni-hamburg.de Fax: +49-40-42891 4198 Phone during observation: +49-40-42891 4136 Observing mode: Line Notes: **** VLBA dynamic sched with 128 Mbits/sec **** **** Do NOT substitute PT with Y1 **** **** Avoid too hot, humide days **** Schedule for VLBA_BR (Code Br ) Page 2 BE025C - 3rd run of H2O Masers in V778Cyg 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) ---------------------------------------------------------------------------------------- --- Sun 17 Aug 2003 Day 229 --- Next scan frequencies: 22233.87 22233.87 Next BBC frequencies: 733.87 733.87 Next scan bandwidths: 8.00 8.00 02 02 17 V778CYG 15 43 45 47.9 45.4 -4.9 -72.4 0 1 1 0 02 02 17 02 13 15 --- 15 54 45 49.2 46.0 -4.7 -74.3 658 F 1 4388 02 13 15 V778CYG 15 54 45 49.2 46.0 -4.7 -74.3 -6 1 1 4388 02 13 15 02 24 13 --- 16 05 45 50.6 46.5 -4.5 -76.3 652 F 1 8776 02 24 13 V778CYG 16 05 45 50.6 46.5 -4.5 -76.3 -6 1 1 8776 02 24 13 02 35 12 --- 16 16 45 51.9 47.0 -4.3 -78.3 652 F 1 13164 02 35 12 V778CYG 16 16 45 51.9 47.0 -4.3 -78.3 -6 1 1 13164 02 35 12 02 46 10 --- 16 27 45 53.2 47.4 -4.1 -80.3 652 F 1 17552 02 46 10 J2022+61 16 27 45 55.1 45.2 -3.9 -85.2 -10 1 2 17552 02 46 10 02 57 08 --- 16 38 45 56.4 45.3 -3.7 -87.5 648 R 1 13164 02 57 08 V778CYG 16 38 45 54.6 47.8 -4.0 -82.4 -10 1 2 13164 02 57 08 03 08 06 --- 16 49 45 56.0 48.0 -3.8 -84.6 649 R 1 8776 03 08 06 V778CYG 16 49 45 56.0 48.0 -3.8 -84.6 -6 1 2 8776 03 08 06 03 19 04 --- 17 00 45 57.3 48.2 -3.6 -86.8 652 R 1 4388 03 19 04 V778CYG 17 00 45 57.3 48.2 -3.6 -86.8 -6 1 2 4388 03 19 04 03 30 03 --- 17 11 45 58.7 48.3 -3.4 -89.1 652 R 1 0 03 32 02 3C345 17 13 45 80.0 216.2 0.5 30.9 2 1 1 0 03 32 02 03 43 00 --- 17 24 45 78.8 225.7 0.7 38.5 658 F 2 4388 03 43 00 V778CYG 17 24 45 60.3 48.3 -3.2 -92.0 -124 1 1 4388 03 43 00 03 53 59 --- 17 35 45 61.7 48.1 -3.0 -94.5 534 F 2 8776 03 53 59 V778CYG 17 35 45 61.7 48.1 -3.0 -94.5 -6 1 1 8776 03 53 59 04 04 57 --- 17 46 45 63.0 47.8 -2.8 -97.1 652 F 2 13164 04 04 57 V778CYG 17 46 45 63.0 47.8 -2.8 -97.1 -6 1 1 13164 04 04 57 04 15 55 --- 17 57 45 64.4 47.4 -2.6 -99.9 652 F 2 17552 04 15 55 J2022+61 17 57 45 65.7 42.9 -2.4 -107.0 -9 1 2 17552 04 15 55 04 26 53 --- 18 08 45 66.9 41.9 -2.2 -110.4 649 R 2 13164 Schedule for VLBA_BR (Code Br ) Page 3 BE025C - 3rd run of H2O Masers in V778Cyg 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) ---------------------------------------------------------------------------------------- --- Sun 17 Aug 2003 Day 229 --- 04 26 53 V778CYG 18 08 45 65.7 46.7 -2.5 -102.9 -9 1 2 13164 04 26 53 04 37 51 --- 18 19 45 67.1 45.9 -2.3 -106.1 649 R 2 8776 04 37 51 V778CYG 18 19 45 67.1 45.9 -2.3 -106.1 -6 1 2 8776 04 37 51 04 48 50 --- 18 30 45 68.4 44.8 -2.1 -109.5 652 R 2 4388 04 48 50 V778CYG 18 30 45 68.4 44.8 -2.1 -109.5 -6 1 2 4388 04 48 50 04 59 48 --- 18 41 45 69.7 43.4 -1.9 -113.2 652 R 2 0 04 59 48 V778CYG 18 41 45 69.7 43.4 -1.9 -113.2 -6 1 3 0 04 59 48 05 10 46 --- 18 52 45 70.9 41.6 -1.7 -117.2 652 F 1 4388 05 10 46 V778CYG 18 52 45 70.9 41.6 -1.7 -117.2 -6 1 3 4388 05 10 46 05 21 44 --- 19 03 45 72.1 39.5 -1.5 -121.6 652 F 1 8776 05 21 44 V778CYG 19 03 45 72.1 39.5 -1.5 -121.6 -6 1 3 8776 05 21 44 05 32 42 --- 19 14 45 73.2 37.0 -1.4 -126.4 652 F 1 13164 05 32 42 V778CYG 19 14 45 73.2 37.0 -1.4 -126.4 -6 1 3 13164 05 32 42 05 43 41 --- 19 25 45 74.3 33.9 -1.2 -131.7 652 F 1 17552 05 43 41 J2022+61 19 25 45 74.3 25.4 -0.9 -143.0 -12 1 4 17552 05 43 41 05 54 39 --- 19 36 45 75.1 21.3 -0.8 -149.3 647 R 1 13164 05 54 39 V778CYG 19 36 45 75.3 30.2 -1.0 -137.7 -12 1 4 13164 05 54 39 06 05 37 --- 19 47 45 76.1 25.9 -0.8 -144.2 646 R 1 8776 06 05 37 V778CYG 19 47 45 76.1 25.9 -0.8 -144.2 -6 1 4 8776 06 05 37 06 16 35 --- 19 58 45 76.9 20.9 -0.6 -151.4 652 R 1 4388 06 16 35 V778CYG 19 58 45 76.9 20.9 -0.6 -151.4 -6 1 4 4388 06 16 35 06 27 33 --- 20 09 45 77.4 15.3 -0.4 -159.3 652 R 1 0 06 27 33 V778CYG 20 09 45 77.4 15.3 -0.4 -159.3 -6 1 3 0 06 27 33 06 38 32 --- 20 20 45 77.8 9.2 -0.3 -167.7 652 F 2 4388 06 38 32 V778CYG 20 20 45 77.8 9.2 -0.3 -167.7 -6 1 3 4388 06 38 32 06 49 30 --- 20 31 45 78.0 2.7 -0.1 -176.4 652 F 2 8776 06 49 30 V778CYG 20 31 45 78.0 2.7 -0.1 -176.4 -6 1 3 8776 06 49 30 07 00 28 --- 20 42 45 78.0 -3.9 0.1 174.8 652 F 2 13164 Schedule for VLBA_BR (Code Br ) Page 4 BE025C - 3rd run of H2O Masers in V778Cyg 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) ---------------------------------------------------------------------------------------- --- Sun 17 Aug 2003 Day 229 --- 07 00 28 V778CYG 20 42 45 78.0 -3.9 0.1 174.8 -6 1 3 13164 07 00 28 07 11 26 --- 20 53 45 77.8 -10.3 0.3 166.1 652 F 2 17552 07 11 26 V778CYG 20 53 45 77.8 -10.3 0.3 166.1 -6 1 4 17552 07 11 26 07 22 24 --- 21 04 45 77.3 -16.4 0.5 157.8 652 R 2 13164 07 22 24 V778CYG 21 04 45 77.3 -16.4 0.5 157.8 -6 1 4 13164 07 22 24 07 33 23 --- 21 15 45 76.7 -21.9 0.7 150.1 652 R 2 8776 07 33 23 V778CYG 21 15 45 76.7 -21.9 0.7 150.1 -6 1 4 8776 07 33 23 07 44 21 --- 21 26 45 76.0 -26.7 0.8 143.0 652 R 2 4388 07 46 20 J2022+61 21 28 45 73.6 -28.7 1.1 137.5 109 1 4 4388 07 46 20 07 57 19 --- 21 39 45 72.6 -31.9 1.3 132.1 658 R 2 0 07 57 19 V778CYG 21 39 45 74.9 -31.6 1.1 135.4 -11 1 5 0 07 57 19 08 08 17 --- 21 50 45 73.9 -35.1 1.2 129.7 648 F 1 4388 08 08 17 V778CYG 21 50 45 73.9 -35.1 1.2 129.7 -6 1 5 4388 08 08 17 08 19 15 --- 22 01 45 72.8 -38.0 1.4 124.6 652 F 1 8776 08 19 15 V778CYG 22 01 45 72.8 -38.0 1.4 124.6 -6 1 5 8776 08 19 15 08 30 13 --- 22 12 45 71.7 -40.3 1.6 119.9 652 F 1 13164 08 30 13 V778CYG 22 12 45 71.7 -40.3 1.6 119.9 -6 1 5 13164 08 30 13 08 41 11 --- 22 23 45 70.4 -42.3 1.8 115.7 652 F 1 17552 08 41 11 3C454.3 22 23 45 57.4 166.3 -0.5 -9.4 -145 1 6 17552 08 41 11 08 52 10 --- 22 34 45 57.8 171.2 -0.3 -6.1 513 R 1 13164 08 52 10 V778CYG 22 34 45 69.2 316.1 2.0 111.8 -103 1 6 13164 08 52 10 09 03 08 --- 22 45 45 67.9 314.8 2.2 108.2 556 R 1 8776 09 03 08 V778CYG 22 45 45 67.9 314.8 2.2 108.2 -6 1 6 8776 09 03 08 09 14 06 --- 22 56 45 66.6 313.8 2.3 104.9 652 R 1 4388 09 14 06 V778CYG 22 56 45 66.6 313.8 2.3 104.9 -6 1 6 4388 09 14 06 09 25 04 --- 23 07 45 65.3 313.0 2.5 101.8 652 R 1 0 09 27 04 J2022+61 23 09 45 63.0 315.6 2.8 100.6 109 1 5 0 09 27 04 09 38 02 --- 23 20 45 61.8 315.1 3.0 97.8 658 F 2 4388 Schedule for VLBA_BR (Code Br ) Page 5 BE025C - 3rd run of H2O Masers in V778Cyg 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) ---------------------------------------------------------------------------------------- --- Sun 17 Aug 2003 Day 229 --- 09 38 02 V778CYG 23 20 45 63.7 312.4 2.7 98.4 -10 1 5 4388 09 38 02 09 49 00 --- 23 31 45 62.3 312.0 2.9 95.7 648 F 2 8776 09 49 00 V778CYG 23 31 45 62.3 312.0 2.9 95.7 -6 1 5 8776 09 49 00 09 59 58 --- 23 42 45 60.9 311.8 3.1 93.1 652 F 2 13164 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. Setup file: be025c.set Matches group v1cm_b3 in /home/filehost/cwalker/sched/catalogs/freq.dat Setup group: 1 Station: VLBA Total bit rate: 64 Format: VLBA1:4 Bits per sample: 2 Sample rate: 16.000 Number of channels: 2 Passes/head pos: 2 Speedup factor: 2.00 Tape speeds: Low density - 133.330 ips, High density - 80.00 ips Time per pass for 17600 ft, High density tapes is: 00:44:00 1st LO= 21500.00 21500.00 Net SB= U U Pol. = RCP LCP BBC = 1 2 BBC SB= U U IF = 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= 22233.87 22233.87 BBC fr= 733.87 733.87 Bandwd= 8.000 8.000 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 -- BE025C - 3rd run of H2O Masers in V778Cyg 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) * J2022+61 20 21 13.300171 * 20 22 06.681689 20 22 12.434436 61 27 18.15549 * 61 36 58.80450 61 37 41.40031 From catalog imbedded in main SCHED input file. * V778CYG 20 35 03.654100 * 20 36 07.390000 20 36 13.756661 59 54 56.94370 * 60 05 26.10000 60 06 11.28692 From catalog imbedded in main SCHED input file. J1642+3948 16 41 17.606214 * 16 42 58.809952 16 43 06.261187 1641+399 39 54 10.81489 * 39 48 36.99395 39 48 26.11885 * 3C345 /home/filehost/cwalker/sched/catalogs/sources.vlba J1642+39 ICRF - Ext.1 Source - 1998 IERS Annual Report J2253+1608 22 51 29.519733 * 22 53 57.747932 22 54 08.868083 2251+158 15 52 54.34806 * 16 08 53.56089 16 10 01.05293 * 3C454.3 /home/filehost/cwalker/sched/catalogs/sources.vlba J2253+16 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) J2022+61 103.1 V778CYG 105.1 3C345 92.1 3C454.3 145.7 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