COVER INFORMATION Station: TIANMA65 (Code T6 ) Experiment: VLBI observations of HS0810+2554 Exp. Code: EJ016B Schedule Version: 3.00 Processed by SCHED version: 11.40 Release 11.4. March 14, 2015 PI: Neal Jackson Address: University of Manchester Turing Building Manchester M13 9PL U.K. Phone: +44 275 4080 EMAIL: njj@jb.man.ac.uk Fax: +44 275 4297 Phone during observation: +44 275 4080 Observing mode: MKIV Notes: v.2 includes DSS63 throughout (blk.schd. 1815-2350) Schedule for TIANMA65 (Code T6 ) Page 2 VLBI observations of HS0810+2554 UP: D => Below limits; H => Below horizon mask; W => still slewing at end; blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Disk: GBytes recorded to this point. TPStart: Recording start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Disk TPStart Stop UT LST EL AZ HA UP ParA Dwell GBytes SYNC ---------------------------------------------------------------------------------------- --- Sat 5 Mar 2016 Day 65 --- Next scan frequencies: 1610.49 1610.49 1610.49 1610.49 1642.49 1642.49 1642.49 1642.49 1674.49 1674.49 1674.49 1674.49 1706.49 1706.49 1706.49 1706.49 Next BBC frequencies: 659.51 659.51 659.51 659.51 627.51 627.51 627.51 627.51 595.51 595.51 595.51 595.51 563.51 563.51 563.51 563.51 Next scan bandwidths: 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 17 30 00 J0813+25 12 30 07 34.2 -78.4 4.3 68.5 0 0 17 30 00 17 34 00 --- 12 34 07 33.3 -78.0 4.3 68.3 240 31 17 30 01 17 34 00 HS0810 12 34 07 33.5 -78.0 4.3 68.3 -2 31 No stop 17 39 00 --- 12 39 08 32.4 -77.5 4.4 68.1 298 69 17 34 01 17 39 40 J0813+25 12 39 48 32.1 -77.4 4.4 68.0 38 69 17 39 40 17 41 10 --- 12 41 18 31.8 -77.3 4.5 67.9 90 81 17 39 41 17 41 10 HS0810 12 41 18 31.9 -77.2 4.4 68.0 -2 81 No stop 17 46 10 --- 12 46 19 30.9 -76.7 4.5 67.7 298 119 17 41 11 17 46 10 J0813+25 12 46 19 30.8 -76.8 4.5 67.6 -2 119 No stop 17 47 40 --- 12 47 49 30.5 -76.6 4.6 67.5 88 131 17 46 11 17 47 40 HS0810 12 47 49 30.6 -76.6 4.6 67.6 -2 131 No stop 17 52 40 --- 12 52 50 29.5 -76.1 4.6 67.3 298 169 17 47 41 17 53 20 J0813+25 12 53 30 29.3 -76.0 4.7 67.2 38 169 17 53 20 17 54 50 --- 12 55 01 29.0 -75.9 4.7 67.1 90 181 17 53 21 17 54 50 HS0810 12 55 01 29.1 -75.9 4.7 67.2 -2 181 No stop 17 59 50 --- 13 00 01 28.1 -75.4 4.8 66.9 298 219 17 54 51 17 59 50 J0813+25 13 00 01 27.9 -75.4 4.8 66.8 -2 219 No stop 18 01 20 --- 13 01 32 27.6 -75.2 4.8 66.7 88 231 17 59 51 18 01 20 HS0810 13 01 32 27.7 -75.2 4.8 66.8 -2 231 No stop 18 06 20 --- 13 06 32 26.7 -74.7 4.9 66.5 298 269 18 01 21 18 07 00 J0813+25 13 07 13 26.5 -74.7 4.9 66.4 38 269 18 07 00 18 08 30 --- 13 08 43 26.1 -74.5 4.9 66.3 90 281 18 07 01 18 08 30 HS0810 13 08 43 26.3 -74.5 4.9 66.3 -2 281 No stop 18 13 30 --- 13 13 44 25.2 -74.0 5.0 66.0 298 319 18 08 31 18 13 30 J0813+25 13 13 44 25.1 -74.0 5.0 65.9 -2 319 No stop 18 15 00 --- 13 15 14 24.8 -73.8 5.0 65.8 88 331 18 13 31 Schedule for TIANMA65 (Code T6 ) Page 3 VLBI observations of HS0810+2554 UP: D => Below limits; H => Below horizon mask; W => still slewing at end; blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Disk: GBytes recorded to this point. TPStart: Recording start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Disk TPStart Stop UT LST EL AZ HA UP ParA Dwell GBytes SYNC ---------------------------------------------------------------------------------------- --- Sat 5 Mar 2016 Day 65 --- 18 15 00 HS0810 13 15 14 24.9 -73.8 5.0 65.9 -2 331 No stop 18 20 00 --- 13 20 15 23.9 -73.3 5.1 65.6 298 369 18 15 01 18 20 40 J0813+25 13 20 55 23.6 -73.3 5.1 65.5 38 369 18 20 40 18 22 10 --- 13 22 25 23.3 -73.1 5.1 65.4 90 381 18 20 41 18 22 10 HS0810 13 22 25 23.4 -73.1 5.1 65.4 -2 381 No stop 18 27 10 --- 13 27 26 22.4 -72.6 5.2 65.1 298 419 18 22 11 18 27 10 J0813+25 13 27 26 22.3 -72.6 5.2 65.0 -2 419 No stop 18 28 40 --- 13 28 56 22.0 -72.4 5.2 64.9 88 431 18 27 11 18 30 50 4C39.25 13 31 07 40.5 -63.2 4.1 79.5 53 431 18 30 50 18 34 50 --- 13 35 07 39.8 -63.0 4.1 79.0 240 462 18 30 51 18 37 20 J0813+25 13 37 38 20.2 -71.5 5.4 64.3 71 462 18 37 20 18 38 50 --- 13 39 08 19.9 -71.4 5.4 64.2 90 473 18 37 21 18 38 50 HS0810 13 39 08 20.0 -71.4 5.4 64.2 -2 473 No stop 18 43 50 --- 13 44 09 19.0 -70.9 5.5 63.9 298 512 18 38 51 18 44 30 J0813+25 13 44 49 18.8 -70.8 5.5 63.8 38 512 18 44 30 18 46 00 --- 13 46 19 18.5 -70.6 5.5 63.7 90 523 18 44 31 18 46 00 HS0810 13 46 19 18.6 -70.6 5.5 63.7 -2 523 No stop 18 51 00 --- 13 51 20 17.6 -70.1 5.6 63.3 298 562 18 46 01 18 51 00 J0813+25 13 51 20 17.5 -70.1 5.6 63.3 -2 562 No stop 18 52 30 --- 13 52 50 17.2 -69.9 5.6 63.2 88 573 18 51 01 18 52 30 HS0810 13 52 50 17.3 -69.9 5.6 63.2 -2 573 No stop 18 57 30 --- 13 57 51 16.3 -69.4 5.7 62.8 298 612 18 52 31 18 58 10 J0813+25 13 58 31 16.0 -69.3 5.7 62.7 38 612 18 58 10 18 59 40 --- 14 00 01 15.7 -69.2 5.8 62.6 90 623 18 58 11 18 59 40 HS0810 14 00 01 15.8 -69.2 5.8 62.7 -2 623 No stop 19 04 40 --- 14 05 02 14.8 -68.6 5.8 62.3 298 662 18 59 41 19 04 40 J0813+25 14 05 02 14.7 -68.6 5.8 62.2 -2 662 No stop 19 06 10 --- 14 06 32 14.4 -68.5 5.9 62.1 88 673 19 04 41 19 06 10 HS0810 14 06 32 14.5 -68.5 5.9 62.1 -2 673 No stop 19 11 10 --- 14 11 33 13.5 -67.9 6.0 61.7 298 712 19 06 11 Schedule for TIANMA65 (Code T6 ) Page 4 VLBI observations of HS0810+2554 UP: D => Below limits; H => Below horizon mask; W => still slewing at end; blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Disk: GBytes recorded to this point. TPStart: Recording start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Disk TPStart Stop UT LST EL AZ HA UP ParA Dwell GBytes SYNC ---------------------------------------------------------------------------------------- --- Sat 5 Mar 2016 Day 65 --- 19 11 50 J0813+25 14 12 13 13.3 -67.8 6.0 61.6 38 712 19 11 50 19 13 20 --- 14 13 43 13.0 -67.7 6.0 61.5 90 723 19 11 51 19 13 20 HS0810 14 13 43 13.1 -67.7 6.0 61.5 -2 723 No stop 19 18 20 --- 14 18 44 12.1 -67.1 6.1 61.1 298 762 19 13 21 19 18 20 J0813+25 14 18 44 12.0 -67.1 6.1 61.1 -2 762 No stop 19 19 50 --- 14 20 15 11.7 -67.0 6.1 60.9 88 773 19 18 21 19 19 50 HS0810 14 20 15 11.8 -67.0 6.1 61.0 -2 773 No stop 19 24 50 --- 14 25 15 10.8 -66.4 6.2 60.6 298 812 19 19 51 19 25 30 J0813+25 14 25 55 10.6 -66.3 6.2 60.5 38 812 19 25 30 19 27 00 --- 14 27 26 10.3 -66.1 6.2 60.3 90 823 19 25 31 19 27 00 HS0810 14 27 26 10.4 -66.2 6.2 60.4 -2 823 No stop 19 32 00 --- 14 32 27 9.4 -65.6 6.3 59.9 298 862 19 27 01 19 32 00 J0813+25 14 32 27 9.3 -65.6 6.3 59.9 -2 862 No stop 19 33 30 --- 14 33 57 9.0 -65.4 6.3 59.7 88 873 19 32 01 19 33 30 HS0810 14 33 57 9.1 -65.4 6.3 59.8 -2 873 No stop 19 38 30 --- 14 38 58 8.2 -64.8 6.4 59.3 298 912 19 33 31 19 39 10 J0813+25 14 39 38 7.9 -64.7 6.4 59.2 38 912 19 39 10 19 40 40 --- 14 41 08 7.6 -64.6 6.5 59.1 90 923 19 39 11 19 40 40 HS0810 14 41 08 7.7 -64.6 6.4 59.1 -2 923 No stop 19 45 40 --- 14 46 09 6.8 -64.0 6.5 D 58.7 0 962 19 40 41 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess116.L1024 --- WARNING --- This group does not match an entry in the frequency catalog. This might be ok because the catalog is not complete. But be very careful to be sure that the setup is correct. Setup group: 14 Station: TIANMA65 Total bit rate: 1024 Format: MARK5B Bits per sample: 2 Sample rate: 32.000 Number of channels: 16 DBE type: DBBC_DDC Speedup factor: 1.00 Disk used to record data. 1st LO= 2270.00 2270.00 2270.00 2270.00 2270.00 2270.00 2270.00 2270.00 2270.00 2270.00 2270.00 2270.00 2270.00 2270.00 2270.00 2270.00 Net SB= L L U U L L U U L L U U L L U U IF SB = L L L L L L L L L L L L L L L L Pol. = RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP BBC = 1 5 1 5 2 6 2 6 3 7 3 7 4 8 4 8 BBC SB= U U L L U U L L U U L L U U L L IF = A2 B1 A2 B1 A2 B1 A2 B1 A2 B1 A2 B1 A2 B1 A2 B1 The following frequency sets based on these setups were used. Frequency Set: 7 Setup file default. Used with PCAL = off LO sum= 1610.49 1610.49 1610.49 1610.49 1642.49 1642.49 1642.49 1642.49 1674.49 1674.49 1674.49 1674.49 1706.49 1706.49 1706.49 1706.49 BBC fr= 659.51 659.51 659.51 659.51 627.51 627.51 627.51 627.51 595.51 595.51 595.51 595.51 563.51 563.51 563.51 563.51 Bandwd= 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 Matching frequency sets: 7 Track assignments are: track1= 2, 10, 18, 26, 4, 12, 20, 28, 6, 14, 22, 30, 8, 16, 24, 32 barrel=roll_off POSITIONS OF SOURCES USED IN RECORDING SCANS Source Source position (RA/Dec) Error (B1950) (J2000) (Date) (mas) * HS0810 08 10 30.440860 * 08 13 31.300000 08 14 30.540360 0.00 25 54 08.97197 * 25 45 03.20000 25 41 55.48006 0.00 From catalog imbedded in main SCHED input file. * J0813+25 08 10 02.997914 * 08 13 03.834100 08 14 03.065972 0.00 25 51 15.12530 * 25 42 11.03200 25 39 03.84240 0.00 From catalog imbedded in main SCHED input file. * 4C39.25 09 23 55.319179 * 09 27 03.013900 09 28 04.592179 0.00 39 15 23.56660 * 39 02 20.85200 38 57 59.10451 0.00 From catalog imbedded in main SCHED input file. SOURCE SCAN SUMMARY FOR SOURCES LISTED ABOVE Scan hours are for recording scans only. Baseline hours are only counted for scans above horizon at both ends. Source Setup file Frequency sets Observing hours (duplicates not shown) Scan Baseline HS0810 sess116.L1024 1 2 3 4 5 6 7 8 9 10 13 14 4.833 346.832 J0813+25 sess116.L1024 1 2 3 4 5 6 7 8 9 10 13 14 1.567 103.469 4C39.25 sess116.L1024 1 2 3 4 5 6 7 8 9 10 13 14 0.133 11.267 EFFECT OF SOLAR CORONA 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) HS0810 134.1 J0813+25 134.0 4C39.25 139.8 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