SUMMARY FILE FOR PROJECT: TV007 COVER INFORMATION: Experiment: Test of the VLA Exp. Code: TV007 Start Day 102 is Wed 12 Apr 2006 MJD 53837 Schedule Version: 1.00 Processed by SCHED version: 6.02 July 2005 PI: M. Claussen Address: National Radio Astronomy Observatory P. O. Box O Socorro, New Mexico, 87801 U.S.A. Phone: 505 835 7284 EMAIL: mclausse@nrao.edu Fax: 505 835 7027 Phone during observation: 505 835 7284 Observing mode: Continuum 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): 128 Number of antennas to be correlated: 4 Polarization (ON): OFF Correlator weighting function (UNIFORM): UNIFORM Distribution tape (DAT): DAT Source positions from: VLBA DATA BASE Shipping address for correlator output: Mark Claussen P. O. Box O Socorro NM 87801 Correlator Notes: DERIVED INFORMATION FOR CORRELATION: Elapsed time for project: 1.00 hours. Total time in scheduled scans: 1.00 hours. Total time in recording scans: 1.00 hours. Total number of baseline hours: 10.00 (Recording scans only) Projected maximum data output rate from the correlator: 81.9 kbytes/sec if processed in one pass. Projected correlator output data set size: 147.5 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_NL Nl 41.77142 91.57414 222. -130872.25 -4762317.11 4226851.04 VLBA_PT Pt 34.30102 108.11919 2365. -1640953.71 -5014816.02 3575411.88 VLBA_OV Ov 37.23165 118.27705 1196. -2409150.11 -4478573.23 3838617.40 VLA1 Y 34.07697 107.61358 2114. -1600801.73 -5042219.03 3554706.24 BASELINE LENGTHS (km) Nl Pt Ov Y Nl 0 1663 2328 1640 Pt 1663 0 973 52 Ov 2328 973 0 1025 Y 1640 52 1025 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 DAR (ft) Driv Head indx Aloc Reverse VLBA_NL 2 14 17600 High 1 1 Yes Yes VLBA VLBA VLBA_PT 2 14 17600 High 1 1 Yes Yes VLBA VLBA VLBA_OV 2 14 17600 High 1 1 Yes Yes VLBA VLBA VLA1 2 14 17600 High 1 1 Yes Yes VLBA VLBA EXPERIMENT SUMMARY: Number of input scans: 4 Number of scans scheduled: 4 Number of stations: 4 Number of sources input: 2 Number of setup files used: 2 Station summaries (tape stations): Station Control Scans Scan Tape Tapes Passes Readbacks Formatter Sync Hours Hours Reconfigures Hours VLBA_NL VLBA 4 1.00 1.00 1 2 0 2/ 0 0.02 VLBA_PT VLBA 4 1.00 1.00 1 2 0 2/ 0 0.02 VLBA_OV VLBA 4 1.00 1.00 1 2 0 2/ 0 0.02 VLA1 VLA 4 1.00 1.00 1 2 0 2/ 0 0.01 Station summaries (disk stations): Station Control Scans Scan Hours Record hrs Gbytes Formatter Sync Reconfigures Hours Notes on the station summaries: "Sync Hours" is on-source, in-scan time lost during correlation to resyncing recordings. Resyncs follow tape stoppages and formatter reconfigures. For VLBA stations, total reconfigures and reconfigures during recording are shown. Reconfigures during recording can cause slow correlator sync. Any reconfigure can slow sync at JIVE. The following setup groups are the same as group 1 below. 2:VLBA_PT 3:VLBA_OV Setup file: /export/home/corvus/mclausse/Sched/setups/v6cm-128-8-1.set Matches group v6cm_2 in /export/home/corvus/mclausse/Sched/catalogs/freq.dat Setup group: 1 Station: VLBA_NL 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 used at high density at 80.000 ips. Time per pass is 44.00 minutes. 1st LO= 4100.00 4100.00 4100.00 4100.00 4100.00 4100.00 4100.00 4100.00 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= 6cm omit 6cm omit VLBA Synth= 15.4 4.1 15.4 The following frequency sets based on this setup were used. Frequency Set: 1 Setup file default. Used pcal sets: 1 LO sum= 4971.49 4971.49 4979.49 4979.49 4987.49 4987.49 4995.49 4995.49 BBC fr= 871.49 871.49 879.49 879.49 887.49 887.49 895.49 895.49 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 Setup file: /export/home/corvus/mclausse/Sched/setups/v6cm-128-8-1.set Matches group y_vc in /export/home/corvus/mclausse/Sched/catalogs/freq.dat In VA mode, only IFs A and D are phased. Setup group: 4 Station: VLA1 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 used at high density at 80.000 ips. Time per pass is 44.00 minutes. 1st LO= 4360.10 4360.10 4360.10 4360.10 4360.10 4360.10 4360.10 4360.10 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 The following frequency sets based on this setup were used. Frequency Set: 4 Setup file default. Used pcal sets: 1 LO sum= 4971.49 4971.49 4979.49 4979.49 4987.49 4987.49 4995.49 4995.49 BBC fr= 611.39 611.39 619.39 619.39 627.39 627.39 635.39 635.39 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 VLA specific information: (LO and FI cards not needed. Defaults shown.) VLABAND: VC VLABW: 0000 FEFILTER: 0000 VLAFEAB: 0.00 VLAFECD: 0.00 VLAIF: SYSCIF VLASYNA: 3960.10 VLASYNB: 3960.10 VLAROT: VLBCROT FLUKEA: 100.00 FLUKEB: 200.00 FLUKESET: 0 Details for VLA IFs: LO Sum Frequency span VLBI FIRSTLO VLA IF A: 4960.1000 4960.1000- 5010.1000 4360.1000 VLA IF B: 4960.1000 4960.1000- 5010.1000 4360.1000 VLA IF C: 4960.1000 4960.1000- 5010.1000 4360.1000 VLA IF D: 4960.1000 4960.1000- 5010.1000 4360.1000 With new digital patch panel, VLA IF = VLB IF. The following setup groups are the same as group 5 below. 6:VLBA_PT 7:VLBA_OV Setup file: v6cm.noroll.set Matches group v6cm_2 in /export/home/corvus/mclausse/Sched/catalogs/freq.dat Setup group: 5 Station: VLBA_NL 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 used at high density at 80.000 ips. Time per pass is 44.00 minutes. 1st LO= 4100.00 4100.00 4100.00 4100.00 4100.00 4100.00 4100.00 4100.00 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= 6cm omit 6cm omit VLBA Synth= 15.4 4.1 15.4 The following frequency sets based on this setup were used. Frequency Set: 5 Setup file default. Used pcal sets: 1 LO sum= 4971.49 4971.49 4979.49 4979.49 4987.49 4987.49 4995.49 4995.49 BBC fr= 871.49 871.49 879.49 879.49 887.49 887.49 895.49 895.49 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_off Setup file: v6cm.noroll.set Matches group y_vc in /export/home/corvus/mclausse/Sched/catalogs/freq.dat In VA mode, only IFs A and D are phased. Setup group: 8 Station: VLA1 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 used at high density at 80.000 ips. Time per pass is 44.00 minutes. 1st LO= 4360.10 4360.10 4360.10 4360.10 4360.10 4360.10 4360.10 4360.10 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 The following frequency sets based on this setup were used. Frequency Set: 8 Setup file default. Used pcal sets: 1 LO sum= 4971.49 4971.49 4979.49 4979.49 4987.49 4987.49 4995.49 4995.49 BBC fr= 611.39 611.39 619.39 619.39 627.39 627.39 635.39 635.39 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_off VLA specific information: (LO and FI cards not needed. Defaults shown.) VLABAND: VC VLABW: 0000 FEFILTER: 0000 VLAFEAB: 0.00 VLAFECD: 0.00 VLAIF: SYSCIF VLASYNA: 3960.10 VLASYNB: 3960.10 VLAROT: VLBCROT FLUKEA: 100.00 FLUKEB: 200.00 FLUKESET: 0 Details for VLA IFs: LO Sum Frequency span VLBI FIRSTLO VLA IF A: 4960.1000 4960.1000- 5010.1000 4360.1000 VLA IF B: 4960.1000 4960.1000- 5010.1000 4360.1000 VLA IF C: 4960.1000 4960.1000- 5010.1000 4360.1000 VLA IF D: 4960.1000 4960.1000- 5010.1000 4360.1000 With new digital patch panel, VLA IF = VLB IF. SUMMARY for experiment TV007 Test of the VLA Top item is: Start elevation, flag (D=>Down, H=>Below Horizon, t=>Tape Change.) Bottom item is: End elevation, flag (D=>Down, H=>Below Horizon, t=>Tape Change.) TYPE top: -=> normal scan, P=>Pointing or Ta; bottom: -=>recording, N=>not recording. Day 102 is Wed 12 Apr 2006 MJD 53837 DAY START UT SOURCE TYPE STATIONS t => tape change STOP UT Nl Pt Ov Y 102 20:30:00 3C454.3 - 23 36 44 36 102 20:45:00 v6cm-128-8-1 - 20 33 41 33 102 20:45:00 3C454.3 - 20 33 41 33 102 21:00:00 v6cm.noroll - 17 30 38 30 102 21:00:00 J2253+1942 - 20 32 40 31 102 21:15:00 v6cm-128-8-1 - 17 29 37 28 102 21:15:00 3C454.3 - 15 27 35 27 102 21:30:00 - - 12 24 32 23 SUMMARY for experiment TV007 Test of the VLA Top item is: Scan end: Tape drive, direction, and head index. Disk Gbytes. Bottom item is: Headset at scan end and tape footage (thousands) at scan start. Tape parameters are only predictions for stations using automatic tape allocation. TYPE top: -=> normal scan, P=>Pointing or Ta; bottom: -=>recording, N=>not recording. Day 102 is Wed 12 Apr 2006 MJD 53837 DAY START UT SOURCE TYPE STATIONS t => tape change STOP UT Nl Pt Ov Y 102 20:30:00 3C454.3 - 1F01 1F01 1F01 1F01 102 20:45:00 v6cm-128-8-1 - 1/00 1/00 1/00 1/00 102 20:45:00 3C454.3 - 1F01 1F01 1F01 1F01 102 21:00:00 v6cm.noroll - 1/06 1/06 1/06 1/06 102 21:00:00 J2253+1942 - 1R02 1R02 1R02 1R02 102 21:15:00 v6cm-128-8-1 - 1/12 1/12 1/12 1/12 102 21:15:00 3C454.3 - 1R02 1R02 1R02 1R02 102 21:30:00 - - 1/17 1/17 1/17 1/17 Automatic tape allocation requested for sites using VLBA control files and having 2 or more drives. SCHED cannot predict tape changes. Number of tapes or GBytes used at each autoaloc station: Includes all disk stations. Station Tapes GBytes VLBA_NL 0.10 VLBA_PT 0.10 VLBA_OV 0.10 VLA1 0.10 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_NL 102 20:30:00 102 21:30:00 VLBA_PT 102 20:30:00 102 21:30:00 VLBA_OV 102 20:30:00 102 21:30:00 VLA1 102 20:30:00 102 21:30:00 SOURCE LIST -- Test of the VLA 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) Error (B1950) (J2000) (Date) (mas) J2253+1608 22 51 29.519743 * 22 53 57.747942 22 54 15.061692 0.31 2251+158 15 52 54.34803 * 16 08 53.56086 16 10 40.12978 0.20 * 3C454.3 /export/home/corvus/mclausse/Sched/catalogs/sources.vlba J2253+16 VLBA Calib Srcs - GSFC sols. - catalog 2004f_astro 0.750 scan hours, 4.459 baseline hours above horizon. * J2253+1942 22 50 40.548726 * 22 53 07.369173 22 53 24.450755 0.32 2250+194 19 26 36.48777 * 19 42 34.62877 19 44 20.43820 0.21 /export/home/corvus/mclausse/Sched/catalogs/sources.vlba VLBA Calib Srcs - GSFC sols. - catalog 2004f_astro 0.250 scan hours, 1.475 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) 3C454.3 37.3 J2253+1942 38.1 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. 3C454.3 J2253+1942 3.5668 J2000 coordinates formatted for possible transfer to the correlator data base: name = '3C454.3' ra = 22h53m57.747942s dec = 16d08'53.56086" name = 'J2253+1942' ra = 22h53m07.369173s dec = 19d42'34.62877" Catalogs: Station: /export/home/corvus/mclausse/Sched/catalogs/stations.dat Version: 2005Jul29-10:17:42 Location: /export/home/corvus/mclausse/Sched/catalogs/locations.dat Version: 08 Mar 2005 Frequency: /export/home/corvus/mclausse/Sched/catalogs/freq.dat Version: 2005Jul29-10:17:42 Source: /export/home/corvus/mclausse/Sched/catalogs/sources.vlba Version: 2005 March 1 Code versions: Release version: 6.02 July 2005 Version of VEX standard: 1.50 Version of VEX code: 0.85 Version of plot code: 1.05 Version of ephemeris code: 1.01 Version of PGPLOT: v5.2.0