COVER INFORMATION Station: VLBA_OV (Code Ov ) Experiment: bp134; 26c Component in Blazar 0827+243 Exp. Code: bp134c Schedule Version: 1.00 Processed by SCHED version: 6.05 June 2006 PI: Glenn Piner Address: Department of Physics and Astronomy Whittier College Whittier, CA, 90608 USA Phone: 562-464-4556 EMAIL: gpiner@whittier.edu Fax: 562-464-4514 Phone during observation: 562-464-4556 Observing mode: 128-8-1 at 4cm Notes: D-term calibrator: 0710+439 Polarization calibrators: 0552+398, 0923+392, 3C273 Includes 7mm obs. of calibrators for Faraday rot. correction Schedule for VLBA_OV (Code Ov ) Page 2 bp134; 26c Component in Blazar 0827+243 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. For disks, the footages are really the GBytes TPStart: Tape motion start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) SYNC ---------------------------------------------------------------------------------------- --- Tue 27 Feb 2007 Day 58 --- Next scan frequencies: 8405.49 8405.49 8413.49 8413.49 8421.49 8421.49 8429.49 8429.49 Next BBC frequencies: 805.49 805.49 813.49 813.49 821.49 821.49 829.49 829.49 Next scan bandwidths: 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 02 16 18 0827+243 04 49 22 41.2 89.0 -3.7 -60.8 0 1 1 0 02 16 18 03 16 08 --- 05 49 22 53.1 99.0 -2.7 -59.5 3590 F 1 58 02 16 41 03 18 08 0552+398 05 51 22 87.3 19.1 -0.1 -160.2 45 1 1 58 03 18 08 03 25 07 --- 05 58 22 87.4 -9.8 0.0 169.8 419 F 1 65 03 18 31 Next scan frequencies: 43201.49 43201.49 43209.49 43209.49 43217.49 43217.49 43225.49 43225.49 Next BBC frequencies: 801.49 801.49 809.49 809.49 817.49 817.49 825.49 825.49 03 25 37 0552+398 05 58 52 87.4 -11.9 0.0 167.7 23 1 1 65 03 25 37 03 32 36 --- 06 05 52 86.8 -35.9 0.2 142.6 419 F 1 71 03 26 00 03 34 35 0710+439 06 07 52 75.8 57.2 -1.1 -112.0 52 1 1 71 03 34 35 03 41 34 --- 06 14 52 77.0 55.0 -1.0 -115.3 419 F 1 78 03 34 58 Next scan frequencies: 8405.49 8405.49 8413.49 8413.49 8421.49 8421.49 8429.49 8429.49 Next BBC frequencies: 805.49 805.49 813.49 813.49 821.49 821.49 829.49 829.49 03 42 04 0710+439 06 15 22 77.1 54.9 -1.0 -115.5 25 1 1 78 03 42 04 03 49 03 --- 06 22 22 78.2 52.1 -0.9 -119.4 419 F 1 85 03 42 27 03 51 03 0827+243 06 24 22 59.9 106.7 -2.1 -56.7 77 1 1 85 03 51 03 04 50 53 --- 07 24 22 70.6 127.7 -1.1 -43.7 3590 F 1 143 03 51 26 04 52 52 0923+392 07 26 22 66.2 76.3 -2.0 -84.7 79 1 1 143 04 52 52 04 59 51 --- 07 33 22 67.6 76.6 -1.9 -85.5 419 F 1 150 04 53 15 Schedule for VLBA_OV (Code Ov ) Page 3 bp134; 26c Component in Blazar 0827+243 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. For disks, the footages are really the GBytes TPStart: Tape motion start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) SYNC ---------------------------------------------------------------------------------------- --- Tue 27 Feb 2007 Day 58 --- Next scan frequencies: 43201.49 43201.49 43209.49 43209.49 43217.49 43217.49 43225.49 43225.49 Next BBC frequencies: 801.49 801.49 809.49 809.49 817.49 817.49 825.49 825.49 05 00 21 0923+392 07 33 52 67.7 76.7 -1.9 -85.6 25 1 1 150 05 00 21 05 07 20 --- 07 40 52 69.0 76.9 -1.8 -86.4 419 F 1 156 05 00 44 05 09 20 0552+398 07 42 52 69.0 -74.7 1.8 88.5 13 1 1 156 05 09 20 05 16 19 --- 07 49 52 67.7 -74.5 1.9 87.5 419 F 1 163 05 09 43 Next scan frequencies: 8405.49 8405.49 8413.49 8413.49 8421.49 8421.49 8429.49 8429.49 Next BBC frequencies: 805.49 805.49 813.49 813.49 821.49 821.49 829.49 829.49 05 16 49 0552+398 07 50 22 67.6 -74.5 1.9 87.4 25 1 1 163 05 16 49 05 23 47 --- 07 57 22 66.2 -74.3 2.0 86.5 419 F 1 170 05 17 12 05 25 47 0710+439 07 59 22 79.2 -49.0 0.8 123.7 88 1 1 170 05 25 47 05 32 46 --- 08 06 22 78.1 -52.3 0.9 119.2 419 F 1 177 05 26 10 Next scan frequencies: 43201.49 43201.49 43209.49 43209.49 43217.49 43217.49 43225.49 43225.49 Next BBC frequencies: 801.49 801.49 809.49 809.49 817.49 817.49 825.49 825.49 05 33 16 0710+439 08 06 52 78.0 -52.5 0.9 118.9 25 1 1 177 05 33 16 05 40 15 --- 08 13 52 76.9 -55.2 1.0 115.1 419 F 1 183 05 33 39 Next scan frequencies: 8405.49 8405.49 8413.49 8413.49 8421.49 8421.49 8429.49 8429.49 Next BBC frequencies: 805.49 805.49 813.49 813.49 821.49 821.49 829.49 829.49 05 42 14 0827+243 08 15 52 76.5 164.7 -0.3 -13.3 -33 1 1 183 05 42 14 07 28 27 --- 10 02 22 66.6 242.6 1.5 50.8 6340 F 1 286 05 42 37 07 30 27 0923+392 10 04 22 82.5 286.6 0.6 100.9 82 1 1 286 07 30 27 07 37 25 --- 10 11 22 81.2 285.0 0.7 98.2 419 F 1 293 07 30 50 Schedule for VLBA_OV (Code Ov ) Page 4 bp134; 26c Component in Blazar 0827+243 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. For disks, the footages are really the GBytes TPStart: Tape motion start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) SYNC ---------------------------------------------------------------------------------------- --- Tue 27 Feb 2007 Day 58 --- Next scan frequencies: 43201.49 43201.49 43209.49 43209.49 43217.49 43217.49 43225.49 43225.49 Next BBC frequencies: 801.49 801.49 809.49 809.49 817.49 817.49 825.49 825.49 07 37 55 0923+392 10 11 52 81.1 284.9 0.7 98.1 25 1 1 293 07 37 55 07 44 54 --- 10 18 52 79.8 283.9 0.9 96.0 419 F 1 300 07 38 18 07 46 54 3C273 10 20 52 44.0 132.3 -2.1 -36.1 13 1 1 300 07 46 54 08 00 52 --- 10 34 52 46.0 136.4 -1.9 -33.4 838 F 1 313 07 47 17 Next scan frequencies: 8405.49 8405.49 8413.49 8413.49 8421.49 8421.49 8429.49 8429.49 Next BBC frequencies: 805.49 805.49 813.49 813.49 821.49 821.49 829.49 829.49 08 01 22 3C273 10 35 22 46.1 136.5 -1.9 -33.2 25 1 1 313 08 01 22 08 15 19 --- 10 49 22 47.9 140.9 -1.7 -30.2 838 F 1 327 08 01 45 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. Setup file: /home/filehost/cwalker/sched/setups/v4cm-128-8-1.set Matches group v4cm_3 in /home/filehost/cwalker/sched/catalogs/freq.dat Setup group: 8 Station: VLBA_OV Total bit rate: 128 Format: VLBA1:4 Bits per sample: 1 Sample rate: 16.000 Number of channels: 8 Speedup factor: 2.00 Disk used to record data. 1st LO= 7600.00 7600.00 7600.00 7600.00 7600.00 7600.00 7600.00 7600.00 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 4cm omit 4cm VLBA Synth= 7.6 15.4 15.4 The following frequency sets based on this setup were used. Frequency Set: 8 Setup file default. Used pcal sets: 1 LO sum= 8405.49 8405.49 8413.49 8413.49 8421.49 8421.49 8429.49 8429.49 BBC fr= 805.49 805.49 813.49 813.49 821.49 821.49 829.49 829.49 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: /home/filehost/cwalker/sched/setups/v7mm-128-8-1.set Matches group v7mm_c8 in /home/filehost/cwalker/sched/catalogs/freq.dat Setup group: 18 Station: VLBA_OV Total bit rate: 128 Format: VLBA1:4 Bits per sample: 1 Sample rate: 16.000 Number of channels: 8 Speedup factor: 2.00 Disk used to record data. 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: 18 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_off SOURCE LIST -- bp134; 26c Component in Blazar 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) Error (B1950) (J2000) (Date) (mas) J0555+3948 05 52 01.407172 * 05 55 30.805614 05 56 01.860644 0.26 * 0552+398 39 48 21.94585 * 39 48 49.16500 39 49 06.50129 0.40 DA193 /home/filehost/cwalker/sched/catalogs/sources.vlba J0555+39 VLBA Calib Srcs - GSFC sols. - catalog 2004f_astro 0.465 scan hours, 20.943 baseline hours above horizon. J0713+4349 07 10 03.347951 * 07 13 38.164138 07 14 10.704771 0.29 * 0710+439 43 54 26.19478 * 43 49 17.20748 43 48 44.08438 0.41 J0713+43 /home/filehost/cwalker/sched/catalogs/sources.vlba VLBA Calib Survey - GSFC sols. - created L.Petrov 2005f_astro 0.465 scan hours, 20.943 baseline hours above horizon. J0830+2410 08 27 54.398593 * 08 30 52.086192 08 31 19.256524 0.22 * 0827+243 24 21 07.66379 * 24 10 59.82038 24 09 34.71369 0.40 J0830+24 /home/filehost/cwalker/sched/catalogs/sources.vlba VLBA Calib Survey - GSFC sols. - created L.Petrov 2005f_astro 3.765 scan hours, 168.804 baseline hours above horizon. J0927+3902 09 23 55.319213 * 09 27 03.013934 09 27 32.183322 0.26 * 0923+392 39 15 23.56648 * 39 02 20.85188 39 00 29.14274 0.40 4C39.25 /home/filehost/cwalker/sched/catalogs/sources.vlba J0927+39 VLBA Calib Survey - GSFC sols. - created L.Petrov 2005f_astro 0.465 scan hours, 20.943 baseline hours above horizon. J1229+0203 12 26 33.245836 * 12 29 06.699732 12 29 30.085162 0.30 1226+023 02 19 43.30565 * 02 03 08.59815 02 00 35.20341 0.20 * 3C273 /home/filehost/cwalker/sched/catalogs/sources.vlba 3C273B VLBA Calib Survey - GSFC sols. - created L.Petrov 2005f_astro J1229+02 0.465 scan hours, 20.743 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) 0552+398 110.1 0710+439 123.2 0827+243 145.6 0923+392 145.5 3C273 151.9 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