SUMMARY FILE FOR PROJECT: tf028k COVER INFORMATION: Experiment: Mark5 test, including 512 Mbps mode Exp. Code: tf028k Start Day 239 is Thu 26 Aug 2004 MJD 53243 Schedule Version: 1.00 Processed by SCHED version: Trial release of 30 July 2004 PI: Walter Brisken Address: National Radio Astronomy Observatory P. O. Box O Socorro, New Mexico, 87801 U.S.A. Phone: 505 835 7133 EMAIL: wbrisken@nrao.edu Fax: 505 835 7027 Phone during observation: 505 772 2580 Observing mode: Notes: No correlation needed. 5 stations, disc only 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): 64 Number of antennas to be correlated: 5 Polarization (ON): ON Correlator weighting function (UNIFORM): UNIFORM Distribution tape (DAT): DAT Source positions from: STANDARD Shipping address for correlator output: Walter Brisken P. O. Box O Socorro NM 87801 Correlator Notes: DERIVED INFORMATION FOR CORRELATION: Elapsed time for project: 0.50 hours. Total time in scheduled scans: 0.50 hours. Total time in recording scans: 0.50 hours. Total number of baseline hours: 7.50 (Recording scans only) Projected maximum data output rate from the correlator: 122.9 kbytes/sec if processed in one pass. Projected correlator output data set size: 129.0 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_PT Pt 34.30102 108.11919 2365. -1640953.70 -5014816.03 3575411.88 VLBA_NL Nl 41.77142 91.57414 222. -130872.24 -4762317.12 4226851.04 VLBA_KP Kp 31.95630 111.61242 1902. -1995678.62 -5037317.71 3357328.13 VLBA_LA La 35.77512 106.24560 1962. -1449752.35 -4975298.59 3709123.93 VLBA_FD Fd 30.63503 103.94482 1606. -1324009.12 -5332181.97 3231962.47 BASELINE LENGTHS (km) Pt Nl Kp La Fd Pt 0 1663 417 236 564 Nl 1663 0 2075 1432 1654 Kp 417 2075 0 652 744 La 236 1432 652 0 608 Fd 564 1654 744 608 0 RECORDING SYSTEM INFORMATION: DISKS - Stations potentially recording on disks. Station Drive type VLBA_PT MARK5A VLBA_NL MARK5A VLBA_KP MARK5A VLBA_LA MARK5A VLBA_FD MARK5A EXPERIMENT SUMMARY: Number of input scans: 6 Number of scans scheduled: 6 Number of stations: 5 Number of sources input: 2 Number of setup files used: 3 Station summaries (tape stations): Station Control Scans Scan Hours Tape hours Tapes Passes Readbacks Station summaries (disk stations): Station Control Scans Scan Hours Record hrs Gbytes VLBA_PT VLBA 6 0.50 0.50 68. VLBA_NL VLBA 6 0.50 0.50 68. VLBA_KP VLBA 6 0.50 0.50 68. VLBA_LA VLBA 6 0.50 0.50 68. VLBA_FD VLBA 6 0.50 0.50 68. Note: Tapes started before scan start time 5 times. See PRESTART and MINPAUSE. They may have been kept running through short scan gaps. The number can be large because each station/scan combination counts. Setup file: mk5.20.128 Matches group v20cm_2 in /users/cwalker/sched_2004aug04/catalogs/freq.dat FD filtered above 1760. SC filtered above 1740. Setup group: 1 Station: VLBA Total bit rate: 128 Format: VLBA1:4 Bits per sample: 1 Sample rate: 32.000 Number of channels: 4 Passes/head pos: 1 Speedup factor: 1.00 1st LO= 2400.00 2400.00 2400.00 2400.00 Net SB= U U U U Pol. = RCP LCP RCP LCP BBC = 1 2 3 4 BBC SB= L L L L IF = A C A C VLBA FE= 20cm omit 20cm omit VLBA Synth= 15.4 2.4 15.4 The following frequency sets based on this setup were used. Frequency Set: 3 Setup file default. Used pcal sets: 3 LO sum= 1409.99 1409.99 1589.99 1589.99 BBC fr= 990.01 990.01 810.01 810.01 Bandwd= 16.000 16.000 16.000 16.000 The following pulse cal sets were used with this setup: Pulse cal detection set: 3 PCAL = 1MHZ PCALXB1= S1 S3 S1 S3 S1 S3 S1 S3 PCALXB2= S2 S4 S2 S4 S2 S4 S2 S4 PCALFR1= 10 10 13010 13010 0 0 1010 1010 PCALFR2= 10 10 13010 13010 0 0 1010 1010 Track assignments are: track1= 2, 10, 18, 26 barrel=roll_auto Setup file: mk5.20.256 Matches group v20cm_2 in /users/cwalker/sched_2004aug04/catalogs/freq.dat FD filtered above 1760. SC filtered above 1740. Setup group: 2 Station: VLBA Total bit rate: 256 Format: VLBA1:4 Bits per sample: 2 Sample rate: 16.000 Number of channels: 8 Passes/head pos: 1 Speedup factor: 2.00 1st LO= 2400.00 2400.00 2400.00 2400.00 2400.00 2400.00 2400.00 2400.00 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= L L L L L L L L IF = A C A C A C A C VLBA FE= 20cm omit 20cm omit VLBA Synth= 15.4 2.4 15.4 The following frequency sets based on this setup were used. Frequency Set: 1 Setup file default. Used pcal sets: 1 LO sum= 1409.99 1409.99 1503.99 1503.99 1589.99 1589.99 1679.99 1679.99 BBC fr= 990.01 990.01 896.01 896.01 810.01 810.01 720.01 720.01 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= 10 10 10 10 6010 6010 6010 6010 PCALFR2= 10 10 10 10 6010 6010 6010 6010 Track assignments are: track1= 2, 18, 3, 19, 66, 82, 67, 83 barrel=roll_auto Setup file: mk5.20.512 Matches group v20cm_2 in /users/cwalker/sched_2004aug04/catalogs/freq.dat FD filtered above 1760. SC filtered above 1740. Setup group: 3 Station: VLBA Total bit rate: 512 Format: VLBA1:4 Bits per sample: 1 Sample rate: 32.000 Number of channels: 16 Passes/head pos: 1 Speedup factor: 1.00 1st LO= 2400.00 2400.00 2400.00 2400.00 2400.00 2400.00 2400.00 2400.00 2400.00 2400.00 2400.00 2400.00 2400.00 2400.00 2400.00 2400.00 Net SB= L L U U L L U U L L U U L L U U Pol. = RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP BBC = 1 2 1 2 3 4 3 4 5 6 5 6 7 8 7 8 BBC SB= U U L L U U L L U U L L U U L L IF = A C A C A C A C A C A C A C A C VLBA FE= 20cm omit 20cm omit VLBA Synth= 15.4 2.4 15.4 The following frequency sets based on this setup were used. Frequency Set: 2 Setup file default. Used pcal sets: 2 LO sum= 1542.49 1542.49 1542.49 1542.49 1574.49 1574.49 1574.49 1574.49 1606.49 1606.49 1606.49 1606.49 1638.49 1638.49 1638.49 1638.49 BBC fr= 857.51 857.51 857.51 857.51 825.51 825.51 825.51 825.51 793.51 793.51 793.51 793.51 761.51 761.51 761.51 761.51 Bandwd= 16.000 16.000 16.000 16.000 16.000 16.000 16.000 16.000 16.000 16.000 16.000 16.000 16.000 16.000 16.000 16.000 The following pulse cal sets were used with this setup: Pulse cal detection set: 2 PCAL = 1MHZ PCALXB1= S1 S3 S5 S7 S9 S11 S13 S15 PCALXB2= S2 S4 S6 S8 S10 S12 S14 S16 PCALFR1= 490 510 490 510 490 510 490 510 PCALFR2= 490 510 490 510 490 510 490 510 Track assignments are: track1= 2, 10, 18, 26, 3, 11, 19, 27, 66, 74, 82, 90, 67, 75, 83, 91 barrel=roll_auto SUMMARY for experiment tf028k Mark5 test, including 512 Mbps mode 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 239 is Thu 26 Aug 2004 MJD 53243 DAY START UT SOURCE TYPE STATIONS t => tape change STOP UT Pt Nl Kp La Fd 239 20:00:00 J2327+8012 - 25 32 22 26 21 239 20:05:00 mk5.20.256 - 25 32 22 26 21 239 20:05:00 J0017+8135 - 26 33 24 28 22 239 20:10:00 - - 26 33 24 28 22 239 20:10:00 J2327+8012 - 25 32 22 26 21 239 20:15:00 mk5.20.512 - 25 32 22 26 21 239 20:15:00 J0017+8135 - 26 33 24 28 22 239 20:20:00 - - 26 33 24 28 22 239 20:20:00 J2327+8012 - 25 32 22 26 21 239 20:25:00 mk5.20.128 - 25 32 22 26 21 239 20:25:00 J0017+8135 - 26 33 24 27 22 239 20:30:00 - - 26 33 24 27 22 SUMMARY for experiment tf028k Mark5 test, including 512 Mbps mode 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 239 is Thu 26 Aug 2004 MJD 53243 DAY START UT SOURCE TYPE STATIONS t => tape change STOP UT Pt Nl Kp La Fd 239 20:00:00 J2327+8012 - 9 9 9 9 9 239 20:05:00 mk5.20.256 - 1/00 1/00 1/00 1/00 1/00 239 20:05:00 J0017+8135 - 19 19 19 19 19 239 20:10:00 - - 1/00 1/00 1/00 1/00 1/00 239 20:10:00 J2327+8012 - 38 38 38 38 38 239 20:15:00 mk5.20.512 - 1/00 1/00 1/00 1/00 1/00 239 20:15:00 J0017+8135 - 57 57 57 57 57 239 20:20:00 - - 1/00 1/00 1/00 1/00 1/00 239 20:20:00 J2327+8012 - 62 62 62 62 62 239 20:25:00 mk5.20.128 - 1/00 1/00 1/00 1/00 1/00 239 20:25:00 J0017+8135 - 67 67 67 67 67 239 20:30:00 - - 1/00 1/00 1/00 1/00 1/00 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_PT 0.00 VLBA_NL 0.00 VLBA_KP 0.00 VLBA_LA 0.00 VLBA_FD 0.00 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_PT 239 20:00:00 239 20:30:00 VLBA_NL 239 20:00:00 239 20:30:00 VLBA_KP 239 20:00:00 239 20:30:00 VLBA_LA 239 20:00:00 239 20:30:00 VLBA_FD 239 20:00:00 239 20:30:00 SOURCE LIST -- Mark5 test, including 512 Mbps mode 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) * J0017+8135 00 14 04.461908 * 00 17 08.474953 00 17 29.178295 0014+813 81 18 28.65797 * 81 35 08.13633 81 36 29.53190 J0017+81 /users/cwalker/sched_2004aug04/catalogs/sources.vlba ICRF - Ext.1 Source - 1998 IERS Annual Report 0.250 scan hours, 2.423 baseline hours above horizon. * J2327+8012 23 25 28.589042 * 23 27 06.422700 23 27 19.301103 2325+799 79 56 27.90495 * 80 12 58.90700 80 14 21.83822 /users/cwalker/sched_2004aug04/catalogs/sources.vlba JVAS - Wilkinson et al. 1998, mnras, 300, 790; S8.4GHz= 148 mJy 0.250 scan hours, 2.449 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) J0017+8135 87.3 J2327+8012 89.3 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 Source separations in degrees for pairs closer than 30.00 degrees. J0017+8135 J2327+8012 2.3980 J2000 coordinates formatted for possible transfer to the correlator data base: name = 'J0017+8135' ra = 00h17m08.474953s dec = 81d35'08.13633" name = 'J2327+8012' ra = 23h27m06.422700s dec = 80d12'58.90700" Code versions: Release version: Trial release of 30 July 2004 Version of sched code: 5.24 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