COVER INFORMATION Station: DEFFORD (Code De ) Experiment: Has the jet in J0028+0035 been restarted at multiple times? Exp. Code: EM152 Schedule Version: 1.00 Processed by SCHED version: 11.60 Release 11.6; April 2020 PI: Andrzej Marecki Address: Institute of Astronomy N. Copernicus University PL-87-100 Torun Poland Phone: +48 56 611 30 32 EMAIL: amr@astro.uni.torun.pl Fax: Phone during observation: +48 56 611 30 20 Observing mode: Notes: Schedule for DEFFORD (Code De ) Page 2 Has the jet in J0028+0035 been restarted at multiple times? 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 ---------------------------------------------------------------------------------------- --- Fri 28 May 2021 Day 148 --- Next scan frequencies: 1626.49 1626.49 Next BBC frequencies: 645.51 645.51 Next scan bandwidths: 64.00 64.00 02 30 00 3C454.3 18 44 52 29.5 101.8 -4.2 -38.8 0 0 02 30 00 02 34 00 --- 18 48 53 30.1 102.6 -4.1 -38.6 240 15 02 30 01 02 37 00 J0029-0113 18 51 53 2.5 95.0 -5.6 D -37.7 74 15 02 37 00 02 39 00 =0026-015 18 53 54 2.8 95.4 -5.6 -37.7 0 23 02 37 01 02 39 20 J0028+0035 18 54 14 4.3 94.4 -5.6 -37.8 -2 23 02 39 20 02 47 00 --- 19 01 55 5.5 95.9 -5.5 -37.7 458 53 02 39 21 02 47 20 J0029-0113 19 02 15 4.0 97.0 -5.5 -37.6 -1 53 02 47 20 02 49 00 =0026-015 19 03 55 4.3 97.4 -5.4 -37.5 99 59 02 47 21 02 49 20 J0028+0035 19 04 15 5.9 96.4 -5.4 -37.6 -2 59 02 49 20 02 57 00 --- 19 11 57 7.0 97.9 -5.3 -37.5 458 89 02 49 21 02 57 20 J0029-0113 19 12 17 5.6 99.0 -5.3 -37.4 -1 89 02 57 20 02 59 00 =0026-015 19 13 57 5.8 99.4 -5.3 -37.3 99 95 02 57 21 02 59 20 J0028+0035 19 14 17 7.4 98.4 -5.3 -37.4 -2 95 02 59 20 03 07 00 --- 19 21 58 8.5 99.9 -5.1 -37.2 458 125 02 59 21 03 07 20 J0029-0113 19 22 18 7.1 101.0 -5.1 -37.1 -1 125 03 07 20 03 09 00 =0026-015 19 23 59 7.3 101.4 -5.1 -37.0 99 131 03 07 21 03 09 20 J0028+0035 19 24 19 8.9 100.4 -5.1 -37.2 -2 131 03 09 20 03 17 00 --- 19 32 00 10.1 102.0 -5.0 -36.9 458 161 03 09 21 03 17 20 J0029-0113 19 32 20 8.6 103.1 -5.0 -36.8 -1 161 03 17 20 03 19 00 =0026-015 19 34 00 8.8 103.4 -4.9 -36.7 99 167 03 17 21 03 19 20 J0028+0035 19 34 20 10.4 102.4 -4.9 -36.9 -2 167 03 19 20 03 27 00 --- 19 42 01 11.6 104.0 -4.8 -36.6 458 197 03 19 21 03 27 20 J0029-0113 19 42 22 10.1 105.1 -4.8 -36.4 -1 197 03 27 20 03 29 00 =0026-015 19 44 02 10.3 105.5 -4.8 -36.3 99 204 03 27 21 03 29 20 J0028+0035 19 44 22 11.9 104.5 -4.8 -36.5 -2 204 03 29 20 03 37 00 --- 19 52 03 13.0 106.1 -4.6 -36.2 458 233 03 29 21 03 37 20 J0029-0113 19 52 23 11.6 107.2 -4.6 -35.9 -1 233 03 37 20 03 39 00 =0026-015 19 54 03 11.8 107.5 -4.6 -35.9 99 240 03 37 21 Schedule for DEFFORD (Code De ) Page 3 Has the jet in J0028+0035 been restarted at multiple times? 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 ---------------------------------------------------------------------------------------- --- Fri 28 May 2021 Day 148 --- 03 39 20 J0028+0035 19 54 24 13.4 106.6 -4.6 -36.1 -2 240 03 39 20 03 47 00 --- 20 02 05 14.5 108.2 -4.5 -35.7 458 269 03 39 21 03 47 20 J0029-0113 20 02 25 13.0 109.3 -4.5 -35.5 -1 269 03 47 20 03 49 00 =0026-015 20 04 05 13.3 109.6 -4.4 -35.4 99 276 03 47 21 03 49 20 J0028+0035 20 04 25 14.9 108.7 -4.4 -35.6 -2 276 03 49 20 03 57 00 --- 20 12 06 16.0 110.3 -4.3 -35.2 458 305 03 49 21 03 57 20 J0029-0113 20 12 26 14.5 111.4 -4.3 -34.9 -1 305 03 57 20 03 59 00 =0026-015 20 14 07 14.7 111.7 -4.3 -34.8 99 312 03 57 21 03 59 20 J0028+0035 20 14 27 16.3 110.8 -4.3 -35.1 -2 312 03 59 20 04 07 00 --- 20 22 08 17.4 112.4 -4.1 -34.6 458 341 03 59 21 04 07 20 J0029-0113 20 22 28 15.9 113.5 -4.1 -34.3 -1 341 04 07 20 04 09 00 =0026-015 20 24 08 16.1 113.9 -4.1 -34.2 99 348 04 07 21 04 09 20 J0028+0035 20 24 28 17.7 112.9 -4.1 -34.5 -2 348 04 09 20 04 17 00 --- 20 32 10 18.8 114.6 -4.0 -34.0 458 377 04 09 21 04 17 20 J0029-0113 20 32 30 17.3 115.7 -4.0 -33.6 -1 377 04 17 20 04 19 00 =0026-015 20 34 10 17.5 116.0 -3.9 -33.5 99 384 04 17 21 04 19 20 J0028+0035 20 34 30 19.1 115.1 -3.9 -33.8 -2 384 04 19 20 04 27 00 --- 20 42 11 20.2 116.8 -3.8 -33.2 458 414 04 19 21 04 27 20 J0029-0113 20 42 31 18.7 117.9 -3.8 -32.9 -2 414 04 27 20 04 29 00 =0026-015 20 44 12 18.9 118.2 -3.8 -32.8 98 420 04 27 21 04 31 00 3C454.3 20 46 12 46.0 132.5 -2.1 -28.1 16 420 04 31 00 04 35 00 --- 20 50 13 46.5 133.7 -2.1 -27.5 240 435 04 31 01 04 38 00 J0029-0113 20 53 13 20.1 120.3 -3.6 -32.1 77 435 04 38 00 04 40 00 =0026-015 20 55 13 20.4 120.7 -3.6 -31.9 120 443 04 38 01 04 40 20 J0028+0035 20 55 34 22.0 119.8 -3.6 -32.2 -2 443 04 40 20 04 48 00 --- 21 03 15 23.0 121.6 -3.4 -31.5 458 473 04 40 21 04 48 20 J0029-0113 21 03 35 21.5 122.6 -3.4 -31.2 -2 473 04 48 20 04 50 00 =0026-015 21 05 15 21.7 123.0 -3.4 -31.0 98 479 04 48 21 04 50 20 J0028+0035 21 05 35 23.3 122.1 -3.4 -31.3 -2 479 04 50 20 04 58 00 --- 21 13 16 24.3 123.9 -3.3 -30.6 458 509 04 50 21 Schedule for DEFFORD (Code De ) Page 4 Has the jet in J0028+0035 been restarted at multiple times? 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 ---------------------------------------------------------------------------------------- --- Fri 28 May 2021 Day 148 --- 04 58 20 J0029-0113 21 13 36 22.7 124.9 -3.3 -30.2 -2 509 04 58 20 05 00 00 =0026-015 21 15 17 23.0 125.3 -3.2 -30.1 98 515 04 58 21 05 00 20 J0028+0035 21 15 37 24.6 124.5 -3.2 -30.4 -2 515 05 00 20 05 08 00 --- 21 23 18 25.6 126.3 -3.1 -29.7 458 545 05 00 21 05 08 20 J0029-0113 21 23 38 24.0 127.3 -3.1 -29.2 -2 545 05 08 20 05 10 00 =0026-015 21 25 18 24.2 127.7 -3.1 -29.1 98 551 05 08 21 05 10 20 J0028+0035 21 25 38 25.9 126.9 -3.1 -29.4 -2 551 05 10 20 05 18 00 --- 21 33 20 26.8 128.8 -2.9 -28.6 458 581 05 10 21 05 18 20 J0029-0113 21 33 40 25.2 129.7 -2.9 -28.2 -2 581 05 18 20 05 20 00 =0026-015 21 35 20 25.4 130.1 -2.9 -28.0 98 587 05 18 21 05 20 20 J0028+0035 21 35 40 27.1 129.4 -2.9 -28.4 -3 587 05 20 20 05 28 00 --- 21 43 21 28.0 131.3 -2.8 -27.5 457 617 05 20 21 05 28 20 J0029-0113 21 43 41 26.4 132.2 -2.8 -27.1 -2 617 05 28 20 05 30 00 =0026-015 21 45 22 26.5 132.6 -2.7 -26.9 98 623 05 28 21 05 30 20 J0028+0035 21 45 42 28.2 131.9 -2.7 -27.2 -3 623 05 30 20 05 38 00 --- 21 53 23 29.1 133.8 -2.6 -26.3 457 653 05 30 21 05 38 20 J0029-0113 21 53 43 27.5 134.7 -2.6 -25.9 -2 653 05 38 20 05 40 00 =0026-015 21 55 23 27.7 135.1 -2.6 -25.7 98 660 05 38 21 05 40 20 J0028+0035 21 55 43 29.4 134.4 -2.6 -26.0 -3 660 05 40 20 05 48 00 --- 22 03 25 30.2 136.4 -2.4 -25.1 457 689 05 40 21 05 48 20 J0029-0113 22 03 45 28.5 137.3 -2.4 -24.6 -2 689 05 48 20 05 50 00 =0026-015 22 05 25 28.7 137.7 -2.4 -24.4 98 696 05 48 21 05 50 20 J0028+0035 22 05 45 30.4 137.0 -2.4 -24.8 -3 696 05 50 20 05 58 00 --- 22 13 26 31.2 139.1 -2.3 -23.7 457 725 05 50 21 05 58 20 J0029-0113 22 13 46 29.6 139.9 -2.3 -23.3 -2 725 05 58 20 06 00 00 =0026-015 22 15 27 29.7 140.3 -2.2 -23.1 98 732 05 58 21 06 00 20 J0028+0035 22 15 47 31.5 139.7 -2.2 -23.4 -3 732 06 00 20 06 08 00 --- 22 23 28 32.2 141.8 -2.1 -22.3 457 761 06 00 21 06 08 20 J0029-0113 22 23 48 30.5 142.6 -2.1 -21.9 -3 761 06 08 20 06 10 00 =0026-015 22 25 28 30.7 143.0 -2.1 -21.7 97 768 06 08 21 Schedule for DEFFORD (Code De ) Page 5 Has the jet in J0028+0035 been restarted at multiple times? 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 ---------------------------------------------------------------------------------------- --- Fri 28 May 2021 Day 148 --- 06 10 20 J0028+0035 22 25 48 32.4 142.4 -2.1 -22.0 -3 768 06 10 20 06 18 00 --- 22 33 30 33.1 144.6 -1.9 -20.9 457 797 06 10 21 06 18 20 J0029-0113 22 33 50 31.4 145.3 -1.9 -20.5 -3 797 06 18 20 06 20 00 =0026-015 22 35 30 31.6 145.8 -1.9 -20.2 97 804 06 18 21 06 20 20 J0028+0035 22 35 50 33.3 145.2 -1.9 -20.5 -3 804 06 20 20 06 28 00 --- 22 43 31 34.0 147.4 -1.8 -19.3 457 833 06 20 21 06 28 20 J0029-0113 22 43 51 32.3 148.1 -1.8 -19.0 -3 833 06 28 20 06 30 00 =0026-015 22 45 32 32.4 148.5 -1.7 -18.7 97 840 06 28 21 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess221.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: 20 Station: DEFFORD Total bit rate: 512 Format: VDIF Bits per sample: 2 Sample rate:128.000 Number of channels: 2 DBE type: Speedup factor: 1.00 Disk used to record data. 1st LO= 2272.00 2272.00 Net SB= U U IF SB = L L Pol. = RCP LCP BBC = 1 9 BBC SB= L L IF = A1 B1 The following frequency sets based on these setups were used. Frequency Set: 16 Setup file default. Used with PCAL = off LO sum= 1626.49 1626.49 BBC fr= 645.51 645.51 Bandwd= 64.00 64.00 Matching frequency sets: 16 17 18 19 20 Track assignments are: track1= 1, 2 barrel=roll_off POSITIONS OF SOURCES USED IN RECORDING SCANS Source Source position (RA/Dec) Error (B1950) (J2000) (Date) (mas) * J0028+0035 00 26 05.030490 * 00 28 38.861000 00 29 43.022677 0.00 00 19 04.63073 * 00 35 39.65300 00 42 35.30245 0.00 From catalog imbedded in main SCHED input file. 0026-015 00 26 27.411318 * 00 29 00.986037 00 30 05.036482 0.17 * J0029-0113 -01 30 16.59853 *-01 13 41.75993 -01 06 45.63952 0.35 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc GSFC 2016a X/S astro solution, 66 observations. * 3C454.3 22 51 29.519739 * 22 53 57.747939 22 55 00.032595 0.65 J2253+1608 15 52 54.34808 * 16 08 53.56091 16 15 29.24478 0.73 2251+158 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc J2253+16 GSFC 2016a X/S astro solution, 41272 observations. 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 J0028+0035 sess221.L1024 1 2 3 4 5 6 7 8 9 10 11 14 + 2.811 501.532 J0029-0113 sess221.L1024 1 2 3 4 5 6 7 8 9 10 11 14 + 0.678 114.563 3C454.3 sess221.L1024 1 2 3 4 5 6 7 8 9 10 11 14 + 0.133 23.517 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) J0028+0035 60.0 J0029-0113 60.7 3C454.3 76.4 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