COVER INFORMATION Station: URUMQI (Code Ur ) Experiment: GD018 Exp. Code: GD018 Schedule Version: 1.00 Processed by SCHED version: NRAO internal release of 4 October 2004 PI: Phil Diamond Address: MERLIN/VLBI National Facility Jodrell Bank, Macclesfield Cheshire, SK11 9DL England Phone: (+44) (0)1477 572625 EMAIL: pdiamond@jb.man.ac.uk Fax: (+44) (0)1477 571618 Phone during observation: (+44) (0)1477 572625 Observing mode: Phase-referencing of a source at 21cm (256 Mb/s) Notes: P Schedule for URUMQI (Code Ur ) Page 2 GD018 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 4 Mar 2005 Day 63 --- Next scan frequencies: 1400.10 1400.10 1408.10 1408.10 1416.10 1416.10 1424.10 1424.10 Next BBC frequencies: 100.10 100.10 108.10 108.10 116.10 116.10 124.10 124.10 Next scan bandwidths: 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 09 30 00 3C84 02 07 42 76.5 92.0 -1.2 -75.7 0 1 1 0 09 30 00 09 41 00 --- 02 18 44 78.5 94.5 -1.0 -75.1 660 F 1 8800 09 42 00 0234+285 02 19 44 74.9 164.3 -0.3 -12.9 -82 1 1 8800 09 42 00 09 53 00 --- 02 30 46 75.3 173.6 -0.1 -5.3 578 F 1 17600 09 54 00 IRAS02524 02 31 46 67.0 165.7 -0.4 -11.1 30 1 2 17600 09 54 00 10 01 00 --- 02 38 47 67.3 169.8 -0.3 -7.9 420 R 1 12000 10 01 00 J0257+1847 02 38 47 65.0 169.2 -0.3 -8.3 -10 1 2 12000 10 01 00 10 05 00 =0254+185 02 42 47 65.1 171.4 -0.3 -6.6 230 R 1 8800 10 06 00 IRAS02524 02 43 48 67.4 172.8 -0.2 -5.6 50 1 2 8800 10 06 00 10 13 00 --- 02 50 49 67.5 177.1 -0.1 -2.3 420 R 1 3200 10 13 00 J0257+1847 02 50 49 65.3 175.9 -0.1 -3.1 -9 1 2 3200 10 13 00 10 17 00 =0254+185 02 54 49 65.3 178.2 -0.1 -1.4 231 R 1 0 10 18 00 IRAS02524 02 55 50 67.5 180.2 0.0 0.1 51 1 3 0 10 18 00 10 25 00 --- 03 02 51 67.5 184.4 0.1 3.5 420 F 1 5600 10 25 00 J0257+1847 03 02 51 65.3 182.7 0.1 2.1 -9 1 3 5600 10 25 00 10 29 00 =0254+185 03 06 51 65.3 185.0 0.1 3.8 231 F 1 8800 10 31 00 0234+285 03 08 52 74.1 205.3 0.5 20.7 77 1 3 8800 10 31 00 10 42 00 --- 03 19 54 73.1 213.2 0.7 26.9 660 F 1 17600 10 43 00 IRAS02524 03 20 54 66.9 195.2 0.4 11.8 22 1 4 17600 10 43 00 10 50 00 --- 03 27 55 66.5 199.3 0.5 14.9 420 R 1 12000 10 50 00 J0257+1847 03 27 55 64.5 196.6 0.5 12.7 -9 1 4 12000 10 50 00 10 54 00 =0254+185 03 31 56 64.3 198.8 0.6 14.3 231 R 1 8800 10 55 00 IRAS02524 03 32 56 66.2 202.1 0.6 17.0 51 1 4 8800 10 55 00 11 02 00 --- 03 39 57 65.7 205.9 0.7 19.8 420 R 1 3200 Schedule for URUMQI (Code Ur ) Page 3 GD018 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 4 Mar 2005 Day 63 --- 11 02 00 J0257+1847 03 39 57 63.8 203.0 0.7 17.4 -8 1 4 3200 11 02 00 11 06 00 =0254+185 03 43 58 63.5 205.0 0.8 18.9 232 R 1 0 11 07 00 IRAS02524 03 44 58 65.3 208.5 0.8 21.8 51 1 5 0 11 07 00 11 14 00 --- 03 51 59 64.6 212.1 0.9 24.4 420 F 1 5600 11 14 00 J0257+1847 03 51 59 62.9 208.9 0.9 21.8 -8 1 5 5600 11 14 00 11 18 00 =0254+185 03 55 59 62.5 210.8 1.0 23.1 232 F 1 8800 11 20 00 0234+285 03 58 00 68.3 234.1 1.3 42.1 72 1 5 8800 11 20 00 11 31 00 --- 04 09 02 66.7 238.7 1.5 45.0 660 F 1 17600 11 32 00 IRAS02524 04 10 02 62.7 220.5 1.2 30.3 22 1 6 17600 11 32 00 11 39 00 --- 04 17 03 61.9 223.5 1.4 32.4 420 R 1 12000 11 39 00 J0257+1847 04 17 03 60.3 220.2 1.3 29.6 -9 1 6 12000 11 39 00 11 43 00 =0254+185 04 21 04 59.8 221.8 1.4 30.7 231 R 1 8800 11 44 00 IRAS02524 04 22 04 61.2 225.6 1.4 33.7 50 1 6 8800 11 44 00 11 51 00 --- 04 29 05 60.3 228.4 1.6 35.5 420 R 1 3200 11 51 00 J0257+1847 04 29 05 58.8 225.0 1.5 32.8 -9 1 6 3200 11 51 00 11 55 00 =0254+185 04 33 06 58.3 226.5 1.6 33.8 231 R 1 0 11 56 00 IRAS02524 04 34 06 59.6 230.2 1.6 36.7 50 1 7 0 11 56 00 12 03 00 --- 04 41 07 58.6 232.8 1.8 38.2 420 F 1 5600 12 03 00 J0257+1847 04 41 07 57.2 229.4 1.7 35.6 -9 1 7 5600 12 03 00 12 07 00 =0254+185 04 45 08 56.6 230.8 1.8 36.5 231 F 1 8800 12 09 00 0234+285 04 47 08 60.4 251.1 2.1 51.6 77 1 7 8800 12 09 00 12 20 00 --- 04 58 10 58.5 254.0 2.3 52.8 660 F 1 17600 12 21 00 IRAS02524 04 59 10 55.9 238.7 2.1 41.6 27 1 8 17600 12 21 00 12 28 00 --- 05 06 11 54.8 240.9 2.2 42.8 420 R 1 12000 12 28 00 J0257+1847 05 06 11 53.5 237.6 2.1 40.4 -8 1 8 12000 12 28 00 12 32 00 =0254+185 05 10 12 52.9 238.8 2.2 41.0 232 R 1 8800 12 33 00 IRAS02524 05 11 12 54.0 242.3 2.3 43.5 51 1 8 8800 12 33 00 12 40 00 --- 05 18 13 52.8 244.3 2.4 44.5 420 R 1 3200 12 40 00 J0257+1847 05 18 13 51.6 241.2 2.3 42.2 -8 1 8 3200 12 40 00 12 44 00 =0254+185 05 22 14 51.0 242.3 2.4 42.7 232 R 1 0 Schedule for URUMQI (Code Ur ) Page 4 GD018 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 4 Mar 2005 Day 63 --- 12 45 00 IRAS02524 05 23 14 52.0 245.7 2.5 45.1 51 1 9 0 12 45 00 12 52 00 --- 05 30 15 50.9 247.5 2.6 45.9 420 F 1 5600 12 52 00 J0257+1847 05 30 15 49.7 244.5 2.5 43.8 -8 1 9 5600 12 52 00 12 56 00 =0254+185 05 34 16 49.0 245.5 2.6 44.2 232 F 1 8800 12 58 00 0234+285 05 36 16 51.7 262.6 3.0 55.2 84 1 9 8800 12 58 00 13 09 00 --- 05 47 18 49.7 264.8 3.2 55.6 660 F 1 17600 13 10 00 IRAS02524 05 48 18 47.8 252.0 2.9 47.7 32 1 10 17600 13 10 00 13 17 00 --- 05 55 19 46.6 253.6 3.0 48.2 420 R 1 12000 13 17 00 J0257+1847 05 55 19 45.5 250.7 3.0 46.3 -8 1 10 12000 13 17 00 13 21 00 =0254+185 05 59 20 44.8 251.6 3.0 46.7 232 R 1 8800 13 22 00 IRAS02524 06 00 20 45.7 254.7 3.1 48.6 52 1 10 8800 13 22 00 13 29 00 --- 06 07 21 44.5 256.2 3.2 49.0 420 R 1 3200 13 29 00 J0257+1847 06 07 21 43.4 253.4 3.2 47.3 -8 1 10 3200 13 29 00 13 33 00 =0254+185 06 11 22 42.7 254.3 3.2 47.6 232 R 1 0 13 34 00 IRAS02524 06 12 22 43.6 257.3 3.3 49.3 52 1 11 0 13 34 00 13 41 00 --- 06 19 23 42.3 258.7 3.4 49.7 420 F 1 5600 13 41 00 J0257+1847 06 19 23 41.3 256.0 3.4 48.1 -7 1 11 5600 13 41 00 13 45 00 =0254+185 06 23 24 40.6 256.8 3.4 48.3 233 F 1 8800 13 47 00 0234+285 06 25 24 42.8 271.6 3.8 55.9 89 1 11 8800 13 47 00 13 58 00 --- 06 36 26 40.8 273.4 4.0 55.8 660 F 1 17600 13 59 00 IRAS02524 06 37 26 39.1 262.3 3.7 50.4 36 1 12 17600 13 59 00 14 06 00 --- 06 44 27 37.8 263.6 3.8 50.6 420 R 1 12000 14 06 00 J0257+1847 06 44 27 36.9 261.0 3.8 49.2 -7 1 12 12000 14 06 00 14 10 00 =0254+185 06 48 28 36.1 261.8 3.8 49.4 233 R 1 8800 14 11 00 IRAS02524 06 49 28 36.9 264.6 3.9 50.7 52 1 12 8800 14 11 00 14 18 00 --- 06 56 29 35.7 265.9 4.0 50.8 420 R 1 3200 14 18 00 J0257+1847 06 56 29 34.7 263.3 4.0 49.6 -7 1 12 3200 14 18 00 14 22 00 =0254+185 07 00 30 34.0 264.1 4.0 49.7 233 R 1 0 14 23 00 IRAS02524 07 01 30 34.8 266.8 4.1 50.9 53 1 13 0 14 23 00 14 30 00 --- 07 08 31 33.5 268.0 4.2 51.0 420 F 1 5600 Schedule for URUMQI (Code Ur ) Page 5 GD018 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 4 Mar 2005 Day 63 --- 14 30 00 J0257+1847 07 08 31 32.5 265.5 4.2 49.8 -7 1 13 5600 14 30 00 14 34 00 =0254+185 07 12 32 31.8 266.3 4.2 49.9 233 F 1 8800 14 36 00 0234+285 07 14 32 34.0 279.4 4.6 54.8 92 1 13 8800 14 36 00 14 47 00 --- 07 25 34 32.0 281.0 4.8 54.4 660 F 1 17600 14 48 00 IRAS02524 07 26 34 30.2 271.1 4.5 51.0 38 1 14 17600 14 48 00 14 55 00 --- 07 33 35 28.9 272.3 4.6 51.0 420 R 1 12000 14 55 00 J0257+1847 07 33 35 28.0 270.0 4.6 50.1 -7 1 14 12000 14 55 00 14 59 00 =0254+185 07 37 36 27.3 270.6 4.7 50.0 233 R 1 8800 14 59 00 IRAS02524 07 37 36 28.2 273.0 4.7 50.9 -7 1 14 8800 14 59 00 15 06 00 --- 07 44 37 26.9 274.1 4.8 50.8 413 R 1 3200 15 06 00 J0257+1847 07 44 37 26.0 271.8 4.8 50.0 -7 1 14 3200 15 06 00 15 10 00 =0254+185 07 48 38 25.3 272.5 4.8 50.0 233 R 1 0 ----------- Tape Change ------------ 15 34 00 0234+285 08 12 42 23.7 288.0 5.6 52.0 1407 1 1 0 15 34 00 15 45 00 --- 08 23 43 21.8 289.6 5.8 51.3 660 F 1 8800 15 46 00 IRAS02524 08 24 44 19.7 280.7 5.5 49.8 40 1 1 8800 15 46 00 15 53 00 --- 08 31 45 18.5 281.8 5.6 49.6 420 F 1 14400 15 53 00 J0257+1847 08 31 45 17.5 279.6 5.6 49.1 -6 1 1 14400 15 53 00 15 57 00 =0254+185 08 35 45 16.8 280.3 5.6 49.0 234 F 1 17600 15 58 00 IRAS02524 08 36 45 17.6 282.6 5.7 49.4 53 1 2 17600 15 58 00 16 05 00 --- 08 43 47 16.3 283.7 5.8 49.1 420 R 1 12000 16 05 00 J0257+1847 08 43 47 15.3 281.6 5.8 48.7 -6 1 2 12000 16 05 00 16 09 00 =0254+185 08 47 47 14.6 282.2 5.8 48.5 234 R 1 8800 16 17 00 0234+285 08 55 49 16.4 294.4 6.3 49.0 454 1 2 8800 16 17 00 16 28 00 --- 09 06 50 14.6 296.1 6.5 48.1 660 R 1 0 16 29 00 IRAS02524 09 07 51 12.1 287.5 6.2 47.8 41 1 3 0 16 29 00 16 36 00 --- 09 14 52 10.9 288.7 6.3 47.4 420 F 1 5600 16 36 00 J0257+1847 09 14 52 9.9 286.6 6.3 47.3 -6 1 3 5600 16 36 00 16 40 00 =0254+185 09 18 52 9.2 287.3 6.3 47.1 234 F 1 8800 Schedule for URUMQI (Code Ur ) Page 6 GD018 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 4 Mar 2005 Day 63 --- 16 41 00 IRAS02524 09 19 53 10.1 289.5 6.4 47.1 54 1 3 8800 16 41 00 16 48 00 --- 09 26 54 8.9 290.6 6.5 46.7 420 F 1 14400 16 48 00 J0257+1847 09 26 54 7.8 288.6 6.5 46.6 -6 1 3 14400 16 48 00 16 52 00 =0254+185 09 30 54 7.1 289.2 6.5 46.4 234 F 1 17600 16 53 00 IRAS02524 09 31 55 8.0 291.4 6.6 46.4 54 1 4 17600 16 53 00 17 00 00 --- 09 38 56 6.8 292.6 6.7 45.9 420 R 1 12000 17 00 00 J0257+1847 09 38 56 5.7 290.6 6.7 45.9 -6 1 4 12000 17 00 00 17 04 00 =0254+185 09 42 56 5.1 291.2 6.7 45.6 234 R 1 8800 17 06 00 0234+285 09 44 57 8.6 301.9 7.1 44.7 97 1 4 8800 17 06 00 17 17 00 --- 09 55 58 6.9 303.7 7.3 43.6 660 R 1 0 17 18 00 IRAS02524 09 56 59 3.9 295.5 7.0 D 44.5 42 1 5 0 17 18 00 17 25 00 --- 10 04 00 2.7 296.7 7.1 D 44.0 0 F 1 5600 17 25 00 J0257+1847 10 04 00 1.5 294.8 7.1 D 44.1 -6 1 5 5600 17 25 00 17 29 00 =0254+185 10 08 00 0.9 295.5 7.2 D 43.8 0 F 1 8800 17 30 00 IRAS02524 10 09 01 1.9 297.6 7.2 D 43.6 54 1 5 8800 17 30 00 17 37 00 --- 10 16 02 0.8 298.8 7.3 D 43.0 0 F 1 14400 17 37 00 J0257+1847 10 16 02 -0.4 296.8 7.3 D 43.2 -6 1 5 14400 17 37 00 17 41 00 =0254+185 10 20 02 -1.1 297.5 7.4 D 42.8 0 F 1 17600 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. Setup file: gd018.set Matches group ur18cm in /usr/local/vlbi_sched/catalogs/freq.dat From L.Xiang 24Feb03 ****** Only 44.20 of 64.00 MHz total bandwidth is within the IFs in the setup file before any FREQ or DOPPLER shifts. Setup group: 8 Station: URUMQI Total bit rate: 256 Format: MKIV1:2 Bits per sample: 2 Sample rate: 16.000 Number of channels: 8 Passes/head pos: 1 Speedup factor: 1.00 Tape speeds: Low density - 270.000 ips, High density - 160.00 ips Time per pass for 17600 ft, High density tapes is: 00:22:00 1st LO= 1300.00 1300.00 1300.00 1300.00 1300.00 1300.00 1300.00 1300.00 Net SB= U U U U U U U U Pol. = RCP LCP RCP LCP RCP LCP RCP LCP BBC = 2 1 4 3 6 5 8 7 BBC SB= U U U U U U U U IF = 2N 1N 2N 1N 2N 1N 2N 1N The following frequency sets based on this setup were used. Frequency Set: 8 Setup file default. No pcal detection. LO sum= 1400.10 1400.10 1408.10 1408.10 1416.10 1416.10 1424.10 1424.10 BBC fr= 100.10 100.10 108.10 108.10 116.10 116.10 124.10 124.10 Bandwd= 8.000 8.000 8.000 8.000 8.000 8.000 8.000 8.000 Track assignments are: track1= 2, 10, 18, 26, 3, 11, 19, 27 barrel=roll_off SOURCE LIST -- GD018 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) * IRAS02524 02 52 25.818883 * 02 55 17.104000 02 55 33.612154 20 46 49.93596 * 20 58 57.21000 21 00 14.83367 From catalog imbedded in main SCHED input file. 5.133 scan hours, 159.208 baseline hours above horizon. * 0234+285 02 34 55.589614 * 02 37 52.405700 02 38 09.257920 28 35 11.40675 * 28 48 08.98900 28 49 33.42288 From catalog imbedded in main SCHED input file. 3.117 scan hours, 103.342 baseline hours above horizon. * 3C84 03 16 29.567669 * 03 19 48.160500 03 20 07.287714 41 19 51.91590 * 41 30 42.10300 41 31 59.62536 From catalog imbedded in main SCHED input file. 0.183 scan hours, 3.850 baseline hours above horizon. * 3C286 13 28 49.657708 * 13 31 08.288000 13 31 23.683592 30 45 58.64136 * 30 30 32.96000 30 28 43.24878 From catalog imbedded in main SCHED input file. 0.000 scan hours, 0.000 baseline hours above horizon. * J0257+1847 02 54 56.156729 * 02 57 45.628773 02 58 01.993214 0254+185 18 35 05.60480 * 18 47 05.35615 18 48 21.60433 /usr/local/vlbi_sched/catalogs/sources.vlba VLBA Calib. Survey - ICRF Frame - reduced by GSFC group - Aug 2001 2.933 scan hours, 80.627 baseline hours above horizon. 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) IRAS02524 63.5 0234+285 62.7 3C84 75.7 3C286 137.3 J0257+1847 63.3 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