SUMMARY FILE FOR PROJECT: BM215c COVER INFORMATION: Experiment: 43 GHz polarimetry of Cygnus A Exp. Code: BM215c Start Day 33 is Wed 2 Feb 2005 MJD 53403 Schedule Version: 1.00 Processed by SCHED version: NRAO internal release of 4 October 2004 PI: Enno Middelberg Address: Australia Telescope National Facility PO Box 76 Epping NSW 1710 Australia Phone: +61 2 9372 4100 EMAIL: enno.middelberg@csiro.au Fax: +61 2 9372 4310 Phone during observation: +61 2 9418 6968 Observing mode: 7 mm Notes: No cover letter provided. CORRELATION REQUESTS (Defaults in parentheses): Correlator (Required if recording): SOCORRO Correlator average time (2 sec): 2.000 sec. Alternate average time (for spacecraft). 0.000 sec. Spectral channels per baseband (16): 16 Number of antennas to be correlated: 10 Polarization (ON): ON Correlator weighting function (UNIFORM): UNIFORM Distribution tape (DAT): DAT Source positions from: STANDARD Shipping address for correlator output: Enno Middelberg ATNF, PO Box 76 Epping NSW 1710, Australia Correlator Notes: DERIVED INFORMATION FOR CORRELATION: Elapsed time for project: 8.01 hours. Total time in scheduled scans: 7.01 hours. Total time in recording scans: 7.01 hours. Total number of baseline hours: 375.56 (Recording scans only) Projected maximum data output rate from the correlator: 56.3 kbytes/sec if processed in one pass. Projected correlator output data set size: 1384.4 Mbytes NOTE: Above numbers assume the same correlator parameters are used for all data. STATIONS USED IN SCHEDULE: Station Code Latitude Longitude Elevation X Y Z VLBA_FD Fd 30.63503 103.94482 1606. -1324009.13 -5332181.96 3231962.47 VLBA_PT Pt 34.30102 108.11919 2365. -1640953.71 -5014816.02 3575411.88 VLBA_LA La 35.77512 106.24560 1962. -1449752.36 -4975298.59 3709123.93 VLBA_KP Kp 31.95630 111.61242 1902. -1995678.63 -5037317.71 3357328.13 VLBA_OV Ov 37.23165 118.27705 1196. -2409150.11 -4478573.23 3838617.40 VLBA_NL Nl 41.77142 91.57414 222. -130872.25 -4762317.11 4226851.04 VLBA_SC Sc 17.75658 64.58363 -15. 2607848.52 -5488069.69 1932739.54 VLBA_MK Mk 19.80138 155.45550 3763. -5464074.96 -2495249.12 2148296.84 VLBA_HN Hn 42.93361 71.98658 296. 1446375.12 -4447939.65 4322306.12 VLBA_BR Br 48.13122 119.68328 251. -2112064.98 -3705356.52 4726813.80 BASELINE LENGTHS (km) Fd Pt La Kp Ov Nl Sc Mk Hn Br Fd 0 564 608 744 1508 1654 4143 5134 3105 2345 Pt 564 0 236 417 973 1663 4579 4795 3226 1806 La 608 236 0 652 1088 1432 4458 4970 3006 1757 Kp 744 417 652 0 845 2075 4839 4466 3623 1913 Ov 1508 973 1088 845 0 2328 5460 4015 3885 1214 Nl 1654 1663 1432 2075 2328 0 3645 6156 1611 2300 Sc 4143 4579 4458 4839 5460 3645 0 8611 2853 5767 Mk 5134 4795 4970 4466 4015 6156 8611 0 7502 4398 Hn 3105 3226 3006 3623 3885 1611 2853 7502 0 3657 Br 2345 1806 1757 1913 1214 2300 5767 4398 3657 0 RECORDING SYSTEM INFORMATION: TAPES - Stations potentially recording on tape. (See setup details later for times per pass.) Station Drives Head pos Tape len Density Start position Auto Auto Recorder (ft) Driv Head indx Aloc Reverse VLBA_FD 2 14 17600 High 1 1 Yes Yes VLBA VLBA_PT 2 14 17600 High 1 1 Yes Yes VLBA VLBA_LA 2 14 17600 High 1 1 Yes Yes VLBA VLBA_KP 2 14 17600 High 1 1 Yes Yes VLBA VLBA_OV 2 14 17600 High 1 1 Yes Yes VLBA VLBA_NL 2 14 17600 High 1 1 Yes Yes VLBA VLBA_SC 2 14 17600 High 1 1 Yes Yes VLBA VLBA_MK 2 14 17600 High 1 1 Yes Yes VLBA VLBA_HN 2 14 17600 High 1 1 Yes Yes VLBA VLBA_BR 2 14 17600 High 1 1 Yes Yes VLBA EXPERIMENT SUMMARY: Number of input scans: 32 Number of scans scheduled: 32 Number of stations: 10 Number of sources input: 4 Number of setup files used: 1 Station summaries (tape stations): Station Control Scans Scan Hours Tape hours Tapes Passes Readbacks VLBA_FD VLBA 32 7.01 7.01 2 20 21 VLBA_PT VLBA 32 7.01 7.01 2 20 21 VLBA_LA VLBA 32 7.01 7.01 2 20 21 VLBA_KP VLBA 32 7.01 7.01 2 20 21 VLBA_OV VLBA 31 6.93 6.93 2 19 21 VLBA_NL VLBA 31 6.93 6.93 2 19 20 VLBA_SC VLBA 29 6.76 6.76 2 19 18 VLBA_MK VLBA 27 6.60 6.60 2 18 20 VLBA_HN VLBA 30 6.85 6.85 2 19 19 VLBA_BR VLBA 31 6.93 6.93 2 19 21 Station summaries (disk stations): Station Control Scans Scan Hours Record hrs Gbytes Setup file: /home/filehost/cwalker/sched/setups/v7mm-256-8-2.set Matches group v7mm_c8 in /home/filehost/cwalker/sched/catalogs/freq.dat Setup group: 1 Station: VLBA Total bit rate: 256 Format: VLBA1:2 Bits per sample: 2 Sample rate: 16.000 Number of channels: 8 Passes/head pos: 1 Speedup factor: 1.00 Tape speeds: Low density - 266.660 ips, High density - 160.00 ips Time per pass for 17600 ft, High density tapes is: 00:22:00 1st LO= 42400.00 42400.00 42400.00 42400.00 42400.00 42400.00 42400.00 42400.00 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 = A C A C A C A C VLBA FE= 7mm omit 7mm omit VLBA Synth= 15.4 7.6 11.6 The following frequency sets based on this setup were used. Frequency Set: 1 Setup file default. Used pcal sets: 1 LO sum= 43201.49 43201.49 43209.49 43209.49 43217.49 43217.49 43225.49 43225.49 BBC fr= 801.49 801.49 809.49 809.49 817.49 817.49 825.49 825.49 Bandwd= 8.000 8.000 8.000 8.000 8.000 8.000 8.000 8.000 The following pulse cal sets were used with this setup: Pulse cal detection set: 1 PCAL = 1MHZ PCALXB1= S1 S3 S5 S7 S1 S3 S5 S7 PCALXB2= S2 S4 S6 S8 S2 S4 S6 S8 PCALFR1= 510 510 510 510 6510 6510 6510 6510 PCALFR2= 510 510 510 510 6510 6510 6510 6510 Track assignments are: track1= 2, 10, 18, 26, 3, 11, 19, 27 barrel=roll_auto SUMMARY for experiment BM215c 43 GHz polarimetry of Cygnus A Top item is: Start paralactic angle. Bottom item is: Start elevation, flag (D=>Down, H=>Below Horizon, t=>Tape Change.) TYPE top: -=> normal scan, P=>Pointing or Ta; bottom: -=>recording, N=>not recording. Day 33 is Wed 2 Feb 2005 MJD 53403 DAY START UT SOURCE TYPE STATIONS t => tape change STOP UT Fd Pt La Kp Ov Nl Sc Mk Hn Br 33 14:20:58 J1751+0939 - -43 -42 -38 -48 -45 -15 60 -72 11 -33 33 14:25:58 v7mm-256-8-2 - 60 54 55 53 46 56 73 17 56 39 33 14:27:51 BLLAC - -69 -64 -63 -64 -56 -64 -108 --- -71 -46 33 14:32:51 - - 24 23 25 19 18 38 44 ---D 52 24 33 14:36:14 J2136+0041 - -59 -55 -54 -58 --- -45 -63 --- -37 --- 33 14:41:13 - - 12 8 10 6 ---D 20 50 ---D 32 ---D 33 14:41:13 CYG_A - -87 -80 -79 -81 -72 -75 -154 -67 -75 -57 33 15:21:07 - - 48 47 49 43 41 61 65 4 76 44 33 15:24:04 J1751+0939 - -18 -22 -18 -31 -33 6 72 -73 28 -23 33 15:29:03 - - 68 63 62 63 56 58 58 32 51 47 33 15:30:44 BLLAC - -78 -72 -71 -72 -64 -71 -125 --- -76 -52 33 15:35:43 - - 35 34 36 30 28 49 55 ---D 63 33 33 15:38:50 J2136+0041 - -56 -53 -51 -56 -52 -40 -49 --- -27 -41 33 15:43:49 - - 25 21 22 19 12 30 63 ---D 41 10 33 15:43:49 CYG_A - -99 -89 -87 -91 -79 -79 169 -77 -45 -61 33 16:23:43 - - 60 59 61 55 52 73 67 15 87 54 33 16:27:03 J1751+0939 - 18 7 10 0 -11 26 75 -71 39 -8 33 16:32:02 - - 68 65 63 68 62 53 44 47 42 51 33 16:33:51 BLLAC - -87 -80 -80 -81 -72 -77 -150 -66 -80 -58 33 16:38:50 - - 46 45 47 41 39 60 63 3 74 43 33 16:41:23 J2136+0041 - -50 -48 -46 -52 -49 -31 -17 --- -14 -38 33 16:46:22 - - 38 33 34 32 25 40 72 ---D 46 20 33 16:46:22 CYG_A - -117 -102 -99 -104 -87 -77 137 -86 73 -62 33 17:26:15 - - 71 70 72 67 64 85 61 27 80 64 33 17:28:32 J1751+0939 - 43 32 33 31 15 38 75 -66 45 8 33 17:33:32 - - 60 60 58 63 61 45 29 61 32 51 33 17:35:34 BLLAC - -99 -90 -88 -91 -79 -83 176 -76 -80 -62 33 17:40:33 - - 58 56 59 53 50 71 65 14 86 53 33 17:42:15 J2136+0041 - -40 -40 -37 -45 -43 -19 29 -70 3 -33 33 17:47:14 - - 49 44 44 43 36 46 70 9 48 29 33 17:47:14 CYG_A - -161 -132 -133 -129 -98 78 117 -97 75 -56 33 18:27:08 - - 79 81 83 77 75 84 52 39 69 74 SUMMARY for experiment BM215c 43 GHz polarimetry of Cygnus A Top item is: Start paralactic angle. Bottom item is: Start elevation, flag (D=>Down, H=>Below Horizon, t=>Tape Change.) TYPE top: -=> normal scan, P=>Pointing or Ta; bottom: -=>recording, N=>not recording. Day 33 is Wed 2 Feb 2005 MJD 53403 DAY START UT SOURCE TYPE STATIONS t => tape change STOP UT Fd Pt La Kp Ov Nl Sc Mk Hn Br 33 18:30:15 J1751+0939 - 54 47 46 48 35 45 74 -49 48 22 33 18:35:14 v7mm-256-8-2 - 48 50 48 54 55 35 14 74 21 47 33 18:37:27 BLLAC - -116 -102 -101 -104 -88 -91 144 -85 82 -64 33 18:42:26 - - 69 68 70 64 62 83 61 25 83 63 33 18:45:35 J2136+0041 - -22 -25 -21 -31 -32 -2 54 -69 19 -24 33 18:50:34 - - 57 52 52 53 45 49 60 23 45 36 33 18:50:34 CYG_A - 133 134 120 158 -150 79 102 -110 71 -19 33 19:30:27 - - 76 81 81 81 86 72 41 50 58 82 33 19:33:55 J1751+0939 - 59 54 52 56 46 48 --- 16 48 33 33 19:38:54 - - 35 38 36 41 44 23 ---D 79 9 40 33 19:41:06 BLLAC - -155 -131 -132 -128 -101 95 121 -96 79 -62 33 19:46:05 - - 77 79 81 75 73 85 53 37 71 73 33 19:48:45 J2136+0041 - 4 -3 0 -9 -16 16 65 -65 31 -12 33 19:53:45 - - 60 56 55 58 52 47 46 38 38 41 33 19:53:45 CYG_A - 106t 102t 96t 112t 104t 75t 91t-129 67t 45t 33 20:33:38 - - 65t 70t 70t 72t 79t 60t 29t 61 46t 79t 33 20:36:09 J1751+0939 - 61 57 55 59 52 49 --- 59t --- 39 33 20:41:08 - - 22 25 23 28 33 12 ---D 69t ---D 30 33 20:43:20 BLLAC - 144 152 138 172 -141 85 105 -109 75 -36 33 20:48:19 - - 76 81 82 80 84 74 42 48 60 83 33 20:51:39 J2136+0041 - 28 19 21 16 5 30 70 -58 40 2 33 20:56:39 - - 56 54 52 57 53 41 31 52 29 43 33 20:56:39 CYG_A - 92 89 85 96 89 69 81 -159 61 60 33 21:36:32 - - 54 58 58 60 67 49 17 68 36 69 33 21:39:33 J1751+0939 - 60 57 55 59 54 --- --- 69 --- 42 33 21:44:32 - - 8 12 11 15 20 ---D ---D 55 ---D 20 33 21:46:42 BLLAC - 112 109 103 121 118 78 93 -127 69 45 33 21:51:41 - - 67 72 71 73 80 62 31 58 49 81 33 21:54:42 J2136+0041 - 44 36 36 36 24 39 72 -41 45 16 33 21:59:41 - - 46 47 44 50 49 32 16 64 18 40 33 21:59:41 CYG_A - 82 80 77 85 81 64 71 160 54 62 33 22:21:37 - - 42 47 46 48 55 38 5 68 26 59 Automatic tape allocation requested for sites using VLBA control files and having 2 or more drives. SCHED cannot predict tape changes. Number of tapes used at each autoaloc station: Station Tapes VLBA_FD 1.37 VLBA_PT 1.37 VLBA_LA 1.37 VLBA_KP 1.37 VLBA_OV 1.35 VLBA_NL 1.35 VLBA_SC 1.32 VLBA_MK 1.29 VLBA_HN 1.34 VLBA_BR 1.35 ESTIMATED TAPE TIMES (With autoallocation): Times are approximate and assume project starts at the beginning of a tape. Times can be affected by actual tape length. Tape change may occur during scan preceeding indicated time. Tape start time. Tape end time. Station Day Time Day Time (UT) (UT) VLBA_FD 33 14:20:58 33 19:53:45 VLBA_FD 33 19:53:45 33 22:21:37 VLBA_PT 33 14:20:58 33 19:53:45 VLBA_PT 33 19:53:45 33 22:21:37 VLBA_LA 33 14:20:58 33 19:53:45 VLBA_LA 33 19:53:45 33 22:21:37 VLBA_KP 33 14:20:58 33 19:53:45 VLBA_KP 33 19:53:45 33 22:21:37 VLBA_OV 33 14:20:58 33 19:53:45 VLBA_OV 33 19:53:45 33 22:21:37 VLBA_NL 33 14:20:58 33 19:53:45 VLBA_NL 33 19:53:45 33 22:21:37 VLBA_SC 33 14:20:58 33 19:53:45 VLBA_SC 33 19:53:45 33 22:21:37 VLBA_MK 33 14:20:58 33 20:33:38 VLBA_MK 33 20:36:09 33 22:21:37 VLBA_HN 33 14:20:58 33 19:53:45 VLBA_HN 33 19:53:45 33 22:21:37 VLBA_BR 33 14:20:58 33 19:53:45 VLBA_BR 33 19:53:45 33 22:21:37 SOURCE LIST -- 43 GHz polarimetry of Cygnus A 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) * CYG_A 19 57 44.440998 * 19 59 28.356676 19 59 36.699848 40 35 46.36276 * 40 44 02.09658 40 44 37.80978 From catalog imbedded in main SCHED input file. ICRF - Ext.1 Source - 1998 IERS Annual Report 5.020 scan hours, 214.514 baseline hours above horizon. * J1751+0939 17 49 10.387930 * 17 51 32.818573 17 51 45.959797 09 39 42.82596 * 09 39 00.72851 09 38 41.09671 From catalog imbedded in main SCHED input file. ICRF - Ext.1 Source - 1998 IERS Annual Report 0.665 scan hours, 25.763 baseline hours above horizon. * J2136+0041 21 34 05.207365 * 21 36 38.586300 21 36 52.491033 00 28 25.08052 * 00 41 54.21335 00 43 04.49824 From catalog imbedded in main SCHED input file. ICRF - Ext.1 Source - 1998 IERS Annual Report 0.665 scan hours, 26.428 baseline hours above horizon. * BLLAC 22 00 39.362511 * 22 02 43.291378 22 02 53.469434 42 02 08.59080 * 42 16 39.97994 42 18 03.09669 From catalog imbedded in main SCHED input file. ICRF - Ext.1 Source - 1998 IERS Annual Report 0.665 scan hours, 28.422 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) CYG_A 59.4 J1751+0939 54.7 J2136+0041 18.9 BLLAC 60.4 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 Source separations in degrees for pairs closer than 30.00 degrees. CYG_A BLLAC 23.0011 J2000 coordinates formatted for possible transfer to the correlator data base: name = 'CYG_A' ra = 19h59m28.356676s dec = 40d44'02.09658" name = 'J1751+0939' ra = 17h51m32.818573s dec = 09d39'00.72851" name = 'J2136+0041' ra = 21h36m38.586300s dec = 00d41'54.21335" name = 'BLLAC' ra = 22h02m43.291378s dec = 42d16'39.97994" Catalog versions: Station Catalog: 2004Oct03-17:33:37 Frequency Catalog: 2004Oct03-17:33:37 Code versions: Release version: NRAO internal release of 4 October 2004 Version of sched code: 5.25 Version of VEX standard: 1.50 Version of VEX code: 0.79 Version of plot code: 1.05 Version of ephemeris code: 1.01 Version of PGPLOT: v5.2.0