COVER INFORMATION Station: HART (Code Hh ) Experiment: EB023A: EVN+MERLIN at 6 cm Exp. Code: EB023A Schedule Version: 1.00 Processed by SCHED version: Release of 02 July 2002 PI: Marco Bondi Address: Istituto di Radioastronomia Via Gobetti 101 I-40129 Bologna, Italy Phone: 39-051-6399386 EMAIL: bondi@ira.cnr.it Fax: 39-051-6399431 Phone during observation: 39-051-6399386 Observing mode: EVN + MERLIN at 6cm 128-4-2 Dual pol continuum Notes: Send Logs and Calibration Info to the PI Schedule for HART (Code Hh ) Page 2 EB023A: EVN+MERLIN at 6 cm 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). ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Fri 8 Nov 2002 Day 312 --- Next scan frequencies: 4982.49 4982.49 4990.49 4990.49 Next BBC frequencies: 142.49 142.49 150.49 150.49 Next scan bandwidths: 8.00 8.00 8.00 8.00 03 30 00 0851+202 08 29 22 43.6 8.3 -0.4 0.0 0 1 1 0 03 30 00 03 40 00 --- 08 39 24 43.9 5.1 -0.3 0.0 600 F 1 4000 03 43 31 3C270 08 42 55 28.7 66.8 -3.6 0.0 108 1 1 4000 03 43 31 04 05 31 --- 09 04 59 33.2 63.1 -3.2 0.0 1320 F 1 12800 04 05 46 3C270 09 05 14 33.2 63.1 -3.2 0.0 13 1 1 12800 04 05 31 04 16 46 --- 09 16 16 35.4 61.1 -3.1 0.0 660 F 1 17301 04 18 49 OQ208 09 18 19 1.9 56.9 -4.8 D 0.0 68 1 2 17301 04 18 49 04 24 49 --- 09 24 20 3.1 56.2 -4.7 D 0.0 0 R 1 14901 04 30 35 3C270 09 30 07 38.1 58.4 -2.8 0.0 288 1 2 14901 04 30 35 04 52 35 --- 09 52 11 42.2 53.7 -2.5 0.0 1320 R 1 6101 04 53 35 3C270 09 53 11 42.4 53.4 -2.4 0.0 57 1 2 6101 04 53 35 05 08 35 --- 10 08 13 45.1 49.8 -2.2 0.0 900 R 1 101 05 10 45 OQ208 10 10 23 11.4 50.4 -3.9 0.0 74 1 3 101 05 10 45 05 15 45 --- 10 15 24 12.2 49.7 -3.9 0.0 300 F 1 2101 05 17 58 3C270 10 17 37 46.7 47.3 -2.0 0.0 76 1 3 2101 05 17 58 05 39 58 --- 10 39 41 50.1 40.9 -1.7 0.0 1320 F 1 10901 05 40 58 3C270 10 40 41 50.3 40.6 -1.6 0.0 57 1 3 10901 05 40 58 05 56 58 --- 10 56 44 52.5 35.2 -1.4 0.0 960 F 1 17301 05 59 16 OQ208 10 59 02 19.4 43.0 -3.1 0.0 83 1 4 17301 05 59 16 06 04 16 --- 11 04 03 20.1 42.1 -3.1 0.0 300 R 1 15301 06 06 39 3C270 11 06 26 53.7 31.8 -1.2 0.0 86 1 4 15301 06 06 39 06 22 39 --- 11 22 29 55.4 25.6 -1.0 0.0 960 R 1 8901 06 23 39 3C270 11 23 29 55.5 25.2 -0.9 0.0 57 1 4 8901 06 23 39 06 45 39 --- 11 45 33 57.2 15.7 -0.6 0.0 1320 R 1 101 06 47 51 3C286 11 47 46 28.4 25.3 -1.7 0.0 81 1 5 101 06 47 51 06 52 51 --- 11 52 46 28.9 24.2 -1.6 0.0 300 F 1 2101 Schedule for HART (Code Hh ) Page 3 EB023A: EVN+MERLIN at 6 cm 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). ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Fri 8 Nov 2002 Day 312 --- 06 53 51 OQ208 11 53 46 26.9 32.8 -2.2 0.0 41 1 5 2101 06 53 51 06 58 51 --- 11 58 47 27.5 31.8 -2.1 0.0 300 F 1 4101 07 01 28 3C270 12 01 25 58.0 8.5 -0.3 0.0 100 1 5 4101 07 01 28 07 23 28 --- 12 23 28 58.3 358.1 0.1 0.0 1320 F 1 12901 07 24 28 3C270 12 24 28 58.3 357.6 0.1 0.0 57 1 5 12901 07 24 28 07 35 28 --- 12 35 30 58.1 352.5 0.3 0.0 660 F 1 17301 07 43 28 OQ208 12 43 31 32.1 21.7 -1.4 0.0 428 1 6 17301 07 43 28 07 49 28 --- 12 49 32 32.6 20.3 -1.3 0.0 360 R 1 14901 07 57 28 3C270 12 57 34 57.0 342.4 0.6 0.0 420 1 6 14901 07 57 28 08 19 28 --- 13 19 37 55.1 333.2 1.0 0.0 1320 R 1 6101 08 27 28 3C270 13 27 39 54.2 330.1 1.1 0.0 474 1 6 6101 08 27 28 08 42 28 --- 13 42 41 52.4 324.6 1.4 0.0 900 R 1 101 08 45 18 OQ208 13 45 32 35.4 5.8 -0.4 0.0 116 1 7 101 08 45 18 08 50 18 --- 13 50 33 35.5 4.5 -0.3 0.0 300 F 1 2101 08 53 14 3C270 13 53 29 50.9 321.0 1.6 0.0 119 1 7 2101 08 53 14 09 13 14 --- 14 13 32 47.9 314.9 1.9 0.0 1200 F 1 10101 09 14 14 3C270 14 14 32 47.8 314.6 1.9 0.0 57 1 7 10101 09 14 14 09 27 14 --- 14 27 35 45.6 311.1 2.1 0.0 780 F 1 15301 09 29 55 OQ208 14 30 16 35.4 353.8 0.4 0.0 106 1 7 15301 09 29 55 09 34 55 --- 14 35 16 35.2 352.4 0.5 0.0 300 F 1 17301 09 36 07 3C286 14 36 29 31.5 343.5 1.1 0.0 52 1 8 17301 09 36 07 09 41 07 --- 14 41 30 31.2 342.3 1.2 0.0 300 R 1 15301 09 43 27 3C270 14 43 50 42.8 307.0 2.4 0.0 89 1 8 15301 09 43 27 10 03 27 --- 15 03 54 39.1 302.6 2.7 0.0 1200 R 1 7301 10 04 27 3C270 15 04 54 38.9 302.4 2.8 0.0 57 1 8 7301 10 04 27 10 17 27 --- 15 17 56 36.4 299.8 3.0 0.0 780 R 1 2101 10 19 52 OQ208 15 20 22 32.9 340.8 1.2 0.0 91 1 8 2101 10 19 52 10 24 52 --- 15 25 22 32.5 339.6 1.3 0.0 300 R 1 101 10 27 22 3C270 15 27 52 34.4 298.0 3.1 0.0 92 1 9 101 10 27 22 10 47 22 --- 15 47 55 30.4 294.5 3.5 0.0 1200 F 1 8101 Schedule for HART (Code Hh ) Page 4 EB023A: EVN+MERLIN at 6 cm 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). ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Fri 8 Nov 2002 Day 312 --- 10 48 22 3C270 15 48 56 30.2 294.3 3.5 0.0 57 1 9 8101 10 48 22 11 05 22 --- 16 05 58 26.6 291.7 3.8 0.0 1020 F 1 14901 11 07 56 OQ208 16 08 34 28.3 329.7 2.0 0.0 100 1 9 14901 11 07 56 11 13 56 --- 16 14 34 27.6 328.4 2.1 0.0 360 F 1 17301 11 15 11 3C286 16 15 50 21.2 322.5 2.7 0.0 54 1 10 17301 11 15 11 11 21 11 --- 16 21 51 20.4 321.5 2.8 0.0 360 R 1 14901 11 23 38 3C270 16 24 18 22.8 289.0 4.1 0.0 96 1 10 14901 11 23 38 11 45 38 --- 16 46 22 18.0 286.0 4.4 0.0 1320 R 1 6101 11 48 17 OQ208 16 49 01 23.2 321.6 2.7 0.0 104 1 10 6101 11 48 17 11 54 17 --- 16 55 02 22.3 320.5 2.8 0.0 360 R 1 3701 11 56 59 3C270 16 57 45 15.6 284.6 4.6 0.0 105 1 10 3701 11 56 59 12 05 59 --- 17 06 46 13.6 283.5 4.8 0.0 540 R 1 101 12 06 59 3C270 17 07 46 13.4 283.4 4.8 0.0 57 1 11 101 12 06 59 12 27 59 --- 17 28 50 8.7 280.9 5.2 0.0 1260 F 1 8501 12 30 40 OQ208 17 31 31 16.8 314.4 3.4 0.0 106 1 11 8501 12 30 40 12 36 40 --- 17 37 32 15.8 313.4 3.5 0.0 360 F 1 10901 12 39 24 3C270 17 40 17 6.2 279.6 5.3 D 0.0 107 1 11 10901 12 39 24 12 55 24 --- 17 56 19 2.6 277.8 5.6 D 0.0 0 F 1 17301 12 56 24 3C270 17 57 19 2.4 277.7 5.6 D 0.0 57 1 12 17301 12 56 24 13 26 24 --- 18 27 24 -4.3 274.4 6.1 D 0.0 0 R 1 5301 13 29 06 OQ208 18 30 06 6.7 306.2 4.4 D 0.0 115 1 12 5301 13 29 06 13 35 06 --- 18 36 07 5.6 305.4 4.5 D 0.0 0 R 1 2901 13 36 06 3C286 18 37 07 -2.3 303.0 5.1 D 0.0 40 1 12 2901 13 36 06 13 43 06 --- 18 44 09 -3.6 302.3 5.2 D 0.0 0 R 1 101 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. Setup file: v6cm_eb023a.set Matches group hh6cm in /irasoft/sched/catalogs/freq.dat Values confirmed by E-mail Jonathan Quick 291100 (CR) Setup group: 10 Station: HART Total bit rate: 128 Format: MKIV1:4 Bits per sample: 2 Sample rate: 16.000 Number of channels: 4 Passes/head pos: 1 Speedup factor: 2.00 Tape speeds: Low density - 135.000 ips, High density - 80.00 ips Time per pass for 17600 ft, High density tapes is: 00:44:00 1st LO= 4840.00 4840.00 4840.00 4840.00 Net SB= U U U U Pol. = RCP LCP RCP LCP BBC = 2 1 4 3 BBC SB= U U U U IF = 2N 1N 2N 1N The following frequency sets based on this setup were used. Frequency Set: 10 Setup file default. No pcal detection. LO sum= 4982.49 4982.49 4990.49 4990.49 BBC fr= 142.49 142.49 150.49 150.49 Bandwd= 8.000 8.000 8.000 8.000 Track assignments are: track1= 2, 18, 3, 19 barrel=roll_off SOURCE LIST -- EB023A: EVN+MERLIN at 6 cm 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) * 3C270 12 16 49.999507 * 12 19 23.211107 12 19 29.946236 06 06 08.67858 * 05 49 29.73937 05 48 43.68668 From catalog imbedded in main SCHED input file. J0854+2006 08 51 57.250612 * 08 54 48.874924 08 54 57.641062 * 0851+202 20 17 58.41743 * 20 06 30.64088 20 05 56.69719 J0854+20 /irasoft/sched/catalogs/sources.vlba OJ287 ICRF - Ext.1 Source - 1998 IERS Annual Report J1331+3030 13 28 49.657691 * 13 31 08.287984 13 31 13.956105 1328+307 30 45 58.64021 * 30 30 32.95885 30 29 45.92833 * 3C286 /irasoft/sched/catalogs/sources.vlba J1331+30 VLBA Calib. Survey - ICRF Frame - reduced by GSFC group - Aug 2001 J1407+2827 14 04 45.615151 * 14 07 00.394410 14 07 05.796171 1404+286 28 41 29.23495 * 28 27 14.68998 28 26 32.57866 J1407+28 /irasoft/sched/catalogs/sources.vlba * OQ208 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) 3C270 44.1 0851+202 95.2 3C286 51.0 OQ208 46.4 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