COVER INFORMATION Station: VLBA_MK (Code Mk ) Experiment: bp134; 26c Component in Blazar 0827+243 Exp. Code: bp134b 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_MK (Code Mk ) 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 ---------------------------------------------------------------------------------------- --- Wed 14 Feb 2007 Day 45 --- 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 03 07 25 0827+243 02 20 39 5.7 66.3 -6.2 -70.8 0 1 1 0 03 07 25 04 07 15 --- 03 20 39 18.8 70.3 -5.2 -76.1 3590 F 1 58 03 07 48 04 09 15 0552+398 03 22 39 51.6 50.1 -2.6 -110.0 48 1 1 58 04 09 15 04 16 14 --- 03 29 39 52.9 49.3 -2.4 -111.7 419 F 1 65 04 09 38 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 04 16 44 0552+398 03 30 09 52.9 49.3 -2.4 -111.9 25 1 1 65 04 16 44 04 23 43 --- 03 37 09 54.2 48.4 -2.3 -113.7 419 F 1 71 04 17 07 04 25 42 0710+439 03 39 09 39.5 48.9 -3.6 -100.5 84 1 1 71 04 25 42 04 32 41 --- 03 46 09 40.7 48.6 -3.5 -101.9 419 F 1 78 04 26 05 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 04 33 11 0710+439 03 46 39 40.8 48.6 -3.5 -102.0 25 1 1 78 04 33 11 04 40 10 --- 03 53 39 42.0 48.2 -3.3 -103.5 419 F 1 85 04 33 34 04 42 09 0827+243 03 55 39 26.6 72.2 -4.6 -79.0 83 1 1 85 04 42 09 05 42 00 --- 04 55 39 40.1 74.6 -3.6 -83.8 3590 F 1 143 04 42 32 05 43 59 0923+392 04 57 39 29.6 55.6 -4.5 -87.6 93 1 1 143 05 43 59 05 50 58 --- 05 04 39 30.9 55.7 -4.4 -88.7 419 F 1 150 05 44 22 Schedule for VLBA_MK (Code Mk ) 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 ---------------------------------------------------------------------------------------- --- Wed 14 Feb 2007 Day 45 --- 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 51 28 0923+392 05 05 09 31.0 55.7 -4.4 -88.8 25 1 1 150 05 51 28 05 58 27 --- 05 12 09 32.4 55.7 -4.3 -89.9 419 F 1 156 05 51 51 06 00 27 0552+398 05 14 09 68.1 21.9 -0.7 -152.8 42 1 1 156 06 00 27 06 07 25 --- 05 21 09 68.6 18.6 -0.6 -157.0 419 F 1 163 06 00 50 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 06 07 55 0552+398 05 21 39 68.7 18.4 -0.6 -157.3 25 1 1 163 06 07 55 06 14 54 --- 05 28 39 69.1 14.9 -0.5 -161.6 419 F 1 170 06 08 18 06 16 54 0710+439 05 30 39 57.7 36.1 -1.7 -129.7 91 1 1 170 06 16 54 06 23 53 --- 05 37 39 58.7 34.6 -1.6 -132.3 419 F 1 177 06 17 17 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 06 24 23 0710+439 05 38 09 58.7 34.4 -1.6 -132.5 25 1 1 177 06 24 23 06 31 22 --- 05 45 09 59.6 32.7 -1.5 -135.2 419 F 1 183 06 24 46 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 06 33 21 0827+243 05 47 09 51.8 75.8 -2.7 -88.3 85 1 1 183 06 33 21 08 19 34 --- 07 33 39 75.9 69.3 -1.0 -105.3 6373 F 1 286 06 33 44 08 21 33 0923+392 07 35 39 59.2 45.4 -1.9 -120.5 80 1 1 286 08 21 33 08 28 32 --- 07 42 39 60.4 44.0 -1.7 -122.8 419 F 1 293 08 21 56 Schedule for VLBA_MK (Code Mk ) 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 ---------------------------------------------------------------------------------------- --- Wed 14 Feb 2007 Day 45 --- 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 08 29 02 0923+392 07 43 09 60.4 43.9 -1.7 -123.0 25 1 1 293 08 29 02 08 36 01 --- 07 50 09 61.6 42.3 -1.6 -125.5 419 F 1 300 08 29 25 08 38 01 3C273 07 52 09 20.1 95.3 -4.6 -69.6 31 1 1 300 08 38 01 08 51 58 --- 08 06 09 23.4 96.6 -4.4 -69.3 838 F 1 313 08 38 24 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 52 28 3C273 08 06 39 23.5 96.7 -4.4 -69.2 25 1 1 313 08 52 28 09 06 26 --- 08 20 39 26.8 98.0 -4.1 -68.8 838 F 1 327 08 52 51 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: 10 Station: VLBA_MK 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: 10 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: 20 Station: VLBA_MK 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: 20 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 02.066609 0.26 * 0552+398 39 48 21.94585 * 39 48 49.16500 39 49 05.71391 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 10.843393 0.29 * 0710+439 43 54 26.19478 * 43 49 17.20748 43 48 42.52915 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 19.268520 0.22 * 0827+243 24 21 07.66379 * 24 10 59.82038 24 09 34.12575 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 32.117727 0.26 * 0923+392 39 15 23.56648 * 39 02 20.85188 39 00 27.45922 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 29.801598 0.30 1226+023 02 19 43.30565 * 02 03 08.59815 02 00 36.70865 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+398 122.5 0710+439 134.8 0827+243 158.4 0923+392 153.7 3C273 139.0 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