SUMMARY FILE FOR PROJECT: bp120a COVER INFORMATION: Experiment: BP120; 15 GHz obs of the fast superluminal 0827+243 Exp. Code: bp120a Start Day 45 is Mon 14 Feb 2005 MJD 53415 Schedule Version: 1.00 Processed by SCHED version: NRAO internal release of 4 October 2004 PI: Glenn Piner Address: Whittier College Dept. Physics and Astronomy 13406 E. Philadelphia St Whittier CA 90608 Phone: 562-464-4556 EMAIL: gpiner@whittier.edu Fax: 562-464-4514 Phone during observation: 562-464-4556 Observing mode: 128-8-1 Notes: Five epochs of 5 hours, with ~2 month separations Please use same keyin file for all five epochs Fringe finders/pol. cal. : J0423-01, OJ287, 3C279 Do not observe between 10-jul and 20-aug or between 20-sep and 2 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): EXABYTE Source positions from: STANDARD Shipping address for correlator output: Glenn Piner Whittier College, Dept. Physics and Astronomy 13406 E. Philadelphia St Whittier CA 90608 Correlator Notes: DERIVED INFORMATION FOR CORRELATION: Elapsed time for project: 4.99 hours. Total time in scheduled scans: 4.55 hours. Total time in recording scans: 4.55 hours. Total number of baseline hours: 249.36 (Recording scans only) Projected maximum data output rate from the correlator: 112.6 kbytes/sec if processed in one pass. Projected correlator output data set size: 919.2 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_SC Sc 17.75658 64.58363 -15. 2607848.52 -5488069.69 1932739.54 VLBA_HN Hn 42.93361 71.98658 296. 1446375.12 -4447939.65 4322306.12 VLBA_NL Nl 41.77142 91.57414 222. -130872.25 -4762317.11 4226851.04 VLBA_FD Fd 30.63503 103.94482 1606. -1324009.13 -5332181.96 3231962.47 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_BR Br 48.13122 119.68328 251. -2112064.98 -3705356.52 4726813.80 VLBA_MK Mk 19.80138 155.45550 3763. -5464074.96 -2495249.12 2148296.84 VLBA_PT Pt 34.30102 108.11919 2365. -1640953.71 -5014816.02 3575411.88 BASELINE LENGTHS (km) Sc Hn Nl Fd La Kp Ov Br Mk Pt Sc 0 2853 3645 4143 4458 4839 5460 5767 8611 4579 Hn 2853 0 1611 3105 3006 3623 3885 3657 7502 3226 Nl 3645 1611 0 1654 1432 2075 2328 2300 6156 1663 Fd 4143 3105 1654 0 608 744 1508 2345 5134 564 La 4458 3006 1432 608 0 652 1088 1757 4970 236 Kp 4839 3623 2075 744 652 0 845 1913 4466 417 Ov 5460 3885 2328 1508 1088 845 0 1214 4015 973 Br 5767 3657 2300 2345 1757 1913 1214 0 4398 1806 Mk 8611 7502 6156 5134 4970 4466 4015 4398 0 4795 Pt 4579 3226 1663 564 236 417 973 1806 4795 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_SC 2 14 17600 High 1 1 Yes Yes VLBA VLBA_HN 2 14 17600 High 1 1 Yes Yes VLBA VLBA_NL 2 14 17600 High 1 1 Yes Yes VLBA VLBA_FD 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_BR 2 14 17600 High 1 1 Yes Yes VLBA VLBA_MK 2 14 17600 High 1 1 Yes Yes VLBA VLBA_PT 2 14 17600 High 1 1 Yes Yes VLBA EXPERIMENT SUMMARY: Number of input scans: 21 Number of scans scheduled: 21 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_SC VLBA 21 4.55 4.55 1 7 9 VLBA_HN VLBA 21 4.55 4.55 1 7 9 VLBA_NL VLBA 21 4.55 4.55 1 7 9 VLBA_FD VLBA 21 4.55 4.55 1 7 9 VLBA_LA VLBA 21 4.55 4.55 1 7 9 VLBA_KP VLBA 21 4.55 4.55 1 7 9 VLBA_OV VLBA 21 4.55 4.55 1 7 9 VLBA_BR VLBA 21 4.55 4.55 1 7 9 VLBA_MK VLBA 20 4.48 4.48 1 7 8 VLBA_PT VLBA 21 4.55 4.55 1 7 9 Station summaries (disk stations): Station Control Scans Scan Hours Record hrs Gbytes Setup file: /home/filehost/cwalker/sched/setups/v2cm-128-8-1.set Matches group v2cm_d3 in /home/filehost/cwalker/sched/catalogs/freq.dat Fourth 2cm filter Setup group: 1 Station: VLBA Total bit rate: 128 Format: VLBA1:4 Bits per sample: 1 Sample rate: 16.000 Number of channels: 8 Passes/head pos: 1 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= 14600.00 14600.00 14600.00 14600.00 14600.00 14600.00 14600.00 14600.00 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 = B D B D B D B D VLBA FE= omit 2cm omit 2cm VLBA Synth= 14.6 10.9 10.9 The following frequency sets based on this setup were used. Frequency Set: 1 Setup file default. Used pcal sets: 1 LO sum= 15349.49 15349.49 15357.49 15357.49 15365.49 15365.49 15373.49 15373.49 BBC fr= 749.49 749.49 757.49 757.49 765.49 765.49 773.49 773.49 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 bp120a BP120; 15 GHz obs of the fast superluminal 0827+243 Top item is: Start elevation, flag (D=>Down, H=>Below Horizon, t=>Tape Change.) Bottom item is: Seconds antenna is on source before scan start. TYPE top: -=> normal scan, P=>Pointing or Ta; bottom: -=>recording, N=>not recording. Day 45 is Mon 14 Feb 2005 MJD 53415 DAY START UT SOURCE TYPE STATIONS t => tape change STOP UT Sc Hn Nl Fd La Kp Ov Br Mk Pt 45 03:35:26 J0423-01 - 21 20 33 48 46 51 49 39 59 48 45 03:39:25 v2cm-128-8-1 - 0 0 0 0 0 0 0 0 0 0 45 03:41:35 0827+243 - 81 71 66 61 58 54 48 46 14 57 45 04:01:32 - - 2 20 56 36 45 41 51 62 31 43 45 04:03:51 J0423-01 - 14 15 29 44 42 48 47 38 64 44 45 04:07:51 - - 8 23 55 44 53 48 58 70 42 51 45 04:10:20 OJ287 - 82 67 63 60 57 54 47 43 14 56 45 04:14:19 - - 7 39 74 57 64 60 69 79 42 63 45 04:14:49 0827+243 - 74 70 70 68 65 61 55 51 21 64 45 04:28:47 - - 11 12 11 10 10 10 10 10 11 10 45 04:31:17 J0423-01 - 8 11 25 39 37 43 44 35 67 40 45 04:35:16 - - 17 27 50 54 64 56 66 80 58 61 45 04:37:46 0827+243 - 69 68 72 73 69 66 59 54 26 68 45 05:03:41 - - 19 27 48 55 66 57 67 81 61 62 45 05:04:11 OJ287 - 69 64 68 71 67 65 58 51 26 66 45 05:08:41 - - 12 13 14 10 11 10 10 11 12 10 45 05:09:10 0827+243 - 62 64 72 79 74 73 65 59 33 74 45 05:35:06 - - 12 13 13 10 10 10 10 11 11 10 45 05:35:06 0827+243 - 56 60 71 83 77 77 70 62 39 78 45 06:02:02 - - -4 -4 -4 -4 -4 -4 -4 -4 -4 -4 45 06:03:02 OJ287 - 55 56 67 79 74 75 67 58 39 75 45 06:07:01 - - 43 46 42 29 40 41 41 42 42 41 45 06:08:01 0827+243 - 49 55 67 82 78 82 75 64 47 80 45 06:34:56 - - 42 46 42 26 38 41 41 42 41 38 45 06:34:56 0827+243 - 42 50 64 78 76 82 77 66 53 78 45 06:57:53 - - -4 -4 -4 -4 -4 -4 -4 -4 -4 -4 45 06:59:52 3C279 - 65 39 32 31 27 24 17 12 ---D 26 45 07:03:52 - - 27 45 42 26 22 5 -5 6 --- 16 45 07:05:51 OJ287 - 40 46 59 74 72 77 73 62 54 74 45 07:09:51 - - 33 51 50 29 25 10 4 16 465 20 45 07:10:50 0827+243 - 34 43 58 71 71 76 76 66 61 73 45 07:34:47 - - 43 47 45 39 39 33 38 45 42 38 SUMMARY for experiment bp120a BP120; 15 GHz obs of the fast superluminal 0827+243 Top item is: Start elevation, flag (D=>Down, H=>Below Horizon, t=>Tape Change.) Bottom item is: Seconds antenna is on source before scan start. TYPE top: -=> normal scan, P=>Pointing or Ta; bottom: -=>recording, N=>not recording. Day 45 is Mon 14 Feb 2005 MJD 53415 DAY START UT SOURCE TYPE STATIONS t => tape change STOP UT Sc Hn Nl Fd La Kp Ov Br Mk Pt 45 07:34:47 0827+243 - 29 39 53 66 66 72 73 65 66 68 45 08:01:42 v2cm-128-8-1 - -4 -4 -4 -4 -4 -4 -4 -4 -4 -4 45 08:02:12 OJ287 - 27 36 50 63 63 69 69 60 67 65 45 08:06:11 - - 15 19 17 16 15 13 11 15 14 14 45 08:08:41 3C279 - 65 41 39 43 38 37 29 22 5 38 45 08:12:40 - - 66 87 80 64 72 68 64 67 16 71 45 08:13:10 0827+243 - 20 32 46 58 59 64 67 61 75 61 45 08:28:08 - - -65 -38 -46 -64 -57 -63 -53 -53 -115 -59 45 08:30:37 3C279 - 63 41 41 46 41 40 33 25 10 41 45 08:34:37 - - 51 84 75 58 64 58 66 74 7 62 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_SC 0.45 VLBA_HN 0.45 VLBA_NL 0.45 VLBA_FD 0.45 VLBA_LA 0.45 VLBA_KP 0.45 VLBA_OV 0.45 VLBA_BR 0.45 VLBA_MK 0.44 VLBA_PT 0.45 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_SC 45 03:35:26 45 08:34:37 VLBA_HN 45 03:35:26 45 08:34:37 VLBA_NL 45 03:35:26 45 08:34:37 VLBA_FD 45 03:35:26 45 08:34:37 VLBA_LA 45 03:35:26 45 08:34:37 VLBA_KP 45 03:35:26 45 08:34:37 VLBA_OV 45 03:35:26 45 08:34:37 VLBA_BR 45 03:35:26 45 08:34:37 VLBA_MK 45 03:35:26 45 08:34:37 VLBA_PT 45 03:35:26 45 08:34:37 SOURCE LIST -- BP120; 15 GHz obs of the fast superluminal 0827+243 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) J0423-0120 04 20 43.539850 * 04 23 15.800727 04 23 31.336990 0420-014 -01 27 28.70002 *-01 20 33.06531 -01 19 51.51387 * J0423-01 /home/filehost/cwalker/sched/catalogs/sources.vlba ICRF - Ext.1 Source - 1998 IERS Annual Report 0.199 scan hours, 8.975 baseline hours above horizon. J0830+2410 08 27 54.398594 * 08 30 52.086193 08 31 11.370219 * 0827+243 24 21 07.66387 * 24 10 59.82046 24 10 01.06563 J0830+24 /home/filehost/cwalker/sched/catalogs/sources.vlba ICRF - Ext.1 Source - 1998 IERS Annual Report 3.806 scan hours, 170.238 baseline hours above horizon. J0854+2006 08 51 57.250612 * 08 54 48.874924 08 55 07.531887 0851+202 20 17 58.41743 * 20 06 30.64088 20 05 22.18180 J0854+20 /home/filehost/cwalker/sched/catalogs/sources.vlba * OJ287 ICRF - Ext.1 Source - 1998 IERS Annual Report 0.341 scan hours, 15.333 baseline hours above horizon. J1256-0547 12 53 35.831293 * 12 56 11.166560 12 56 27.464722 1253-055 -05 31 07.99572 *-05 47 21.52458 -05 49 05.94426 * 3C279 /home/filehost/cwalker/sched/catalogs/sources.vlba J1256-05 ICRF - Ext.1 Source - 1998 IERS Annual Report 0.199 scan hours, 8.366 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) J0423-01 97.5 0827+243 157.9 OJ287 164.7 3C279 130.4 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. 0827+243 OJ287 6.8797 J2000 coordinates formatted for possible transfer to the correlator data base: name = 'J0423-01' ra = 04h23m15.800727s dec = -01d20'33.06531" name = '0827+243' ra = 08h30m52.086193s dec = 24d10'59.82046" name = 'OJ287' ra = 08h54m48.874924s dec = 20d06'30.64088" name = '3C279' ra = 12h56m11.166560s dec = -05d47'21.52458" 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