COVER INFORMATION Station: DARNHALL (Code Da ) Experiment: EVN observation of 22 GHZ H2O maser line Exp. Code: EK045A Schedule Version: 4.00 Processed by SCHED version: 11.50 Development version 11.5. Started Apr. 2 PI: Dongjin Kim Address: Max-Planck-Institut fuer Radioastronomie Auf dem Huegel 69 53121 Bonn Germany Phone: 0049-176457-18197 EMAIL: dongjin@mpifr-bonn.mpg.de Fax: 0049-2257-301-106 Phone during observation: 0049-2257-301-155 Observing mode: 5cm 2048 Mbps, 32-16-2 Notes: Schedule for DARNHALL (Code Da ) Page 2 EVN observation of 22 GHZ H2O maser line 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 ---------------------------------------------------------------------------------------- --- Sun 20 Oct 2019 Day 293 --- Next scan frequencies: 22024.00 22024.00 Next BBC frequencies: 1000.00 1000.00 Next scan bandwidths: 64.00 64.00 04 00 00 1156+295 05 43 12 20.5 68.4 -6.3 -39.7 0 0 04 00 00 04 07 00 --- 05 50 13 21.5 69.7 -6.2 -40.1 420 27 04 00 01 04 07 40 1156+295 05 50 53 21.6 69.8 -6.2 -40.1 36 27 04 07 40 04 16 40 --- 05 59 54 22.8 71.4 -6.0 -40.6 540 62 04 07 41 04 17 20 1156+295 06 00 34 22.9 71.5 -6.0 -40.6 36 62 04 17 20 04 26 20 --- 06 09 36 24.2 73.2 -5.8 -41.1 540 97 04 17 21 04 27 00 1156+295 06 10 16 24.3 73.3 -5.8 -41.1 36 97 04 27 00 04 37 00 --- 06 20 18 25.8 75.1 -5.7 -41.6 600 135 04 27 01 04 37 40 1156+295 06 20 58 25.9 75.2 -5.7 -41.6 36 135 04 37 40 04 47 40 --- 06 30 59 27.3 77.0 -5.5 -42.0 600 174 04 37 41 04 48 20 1156+295 06 31 40 27.4 77.2 -5.5 -42.0 36 174 04 48 20 04 58 20 --- 06 41 41 28.9 79.0 -5.3 -42.4 600 213 04 48 21 04 59 00 1156+295 06 42 21 29.0 79.1 -5.3 -42.4 36 213 04 59 00 05 10 00 --- 06 53 23 30.6 81.2 -5.1 -42.7 660 255 04 59 01 05 18 30 1156+295 07 01 54 31.9 82.8 -5.0 -42.9 504 255 05 18 30 05 21 30 --- 07 04 55 32.3 83.3 -4.9 -43.0 180 267 05 18 31 05 23 45 NGC4261 07 07 10 11.6 96.0 -5.2 -36.8 50 267 05 23 45 05 33 45 --- 07 17 12 13.1 98.0 -5.1 -36.6 600 305 05 23 46 05 34 25 NGC4261 07 17 52 13.2 98.1 -5.0 -36.6 36 305 05 34 25 05 44 25 --- 07 27 54 14.7 100.2 -4.9 -36.4 600 344 05 34 26 05 45 05 NGC4261 07 28 34 14.8 100.4 -4.9 -36.4 36 344 05 45 05 05 55 05 --- 07 38 35 16.2 102.4 -4.7 -36.0 600 383 05 45 06 06 03 05 1156+295 07 46 37 38.6 91.5 -4.2 -43.3 393 383 06 03 05 06 06 05 --- 07 49 37 39.0 92.1 -4.2 -43.3 180 394 06 03 06 06 08 20 NGC4261 07 51 53 18.2 105.2 -4.5 -35.6 49 394 06 08 20 06 18 20 --- 08 01 54 19.6 107.4 -4.3 -35.1 600 433 06 08 21 06 19 00 NGC4261 08 02 34 19.7 107.5 -4.3 -35.1 36 433 06 19 00 06 29 00 --- 08 12 36 21.1 109.7 -4.1 -34.6 600 471 06 19 01 Schedule for DARNHALL (Code Da ) Page 3 EVN observation of 22 GHZ H2O maser line 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 ---------------------------------------------------------------------------------------- --- Sun 20 Oct 2019 Day 293 --- 06 29 40 NGC4261 08 13 16 21.2 109.9 -4.1 -34.5 36 471 06 29 40 06 39 40 --- 08 23 18 22.6 112.1 -4.0 -33.9 600 510 06 29 41 06 47 40 3C273 08 31 19 19.2 113.9 -4.0 -33.3 445 510 06 47 40 06 50 40 --- 08 34 20 19.7 114.6 -3.9 -33.1 180 522 06 47 41 06 51 50 NGC4261 08 35 30 24.3 114.9 -3.7 -33.1 34 522 06 51 50 07 01 50 --- 08 45 31 25.7 117.2 -3.6 -32.4 600 560 06 51 51 07 02 30 NGC4261 08 46 12 25.7 117.3 -3.6 -32.4 36 560 07 02 30 07 12 30 --- 08 56 13 27.1 119.7 -3.4 -31.6 600 599 07 02 31 07 13 10 NGC4261 08 56 53 27.1 119.8 -3.4 -31.5 35 599 07 13 10 07 23 10 --- 09 06 55 28.4 122.3 -3.2 -30.6 600 638 07 13 11 07 31 10 3C273 09 14 56 25.0 124.0 -3.3 -29.8 445 638 07 31 10 07 34 10 --- 09 17 57 25.3 124.7 -3.2 -29.6 180 649 07 31 11 07 35 20 NGC4261 09 19 07 30.0 125.3 -3.0 -29.5 34 649 07 35 20 07 45 20 --- 09 29 09 31.2 127.8 -2.9 -28.4 600 688 07 35 21 07 46 00 NGC4261 09 29 49 31.2 128.0 -2.8 -28.4 35 688 07 46 00 07 56 00 --- 09 39 50 32.4 130.6 -2.7 -27.2 600 727 07 46 01 07 56 40 NGC4261 09 40 30 32.5 130.7 -2.7 -27.2 35 727 07 56 40 08 06 40 --- 09 50 32 33.6 133.4 -2.5 -26.0 600 765 07 56 41 08 14 40 3C273 09 58 33 30.0 134.9 -2.5 -25.2 445 765 08 14 40 08 17 40 --- 10 01 34 30.3 135.7 -2.5 -24.8 180 777 08 14 41 08 18 50 NGC4261 10 02 44 34.9 136.7 -2.3 -24.4 34 777 08 18 50 08 28 50 --- 10 12 46 35.9 139.5 -2.1 -23.0 600 815 08 18 51 08 29 30 NGC4261 10 13 26 36.0 139.7 -2.1 -22.9 35 815 08 29 30 08 39 30 --- 10 23 27 36.9 142.6 -1.9 -21.5 600 854 08 29 31 08 40 10 NGC4261 10 24 08 37.0 142.8 -1.9 -21.4 35 854 08 40 10 08 50 10 --- 10 34 09 37.8 145.7 -1.8 -19.8 600 893 08 40 11 08 58 10 3C273 10 42 11 34.1 146.8 -1.8 -19.2 445 893 08 58 10 09 01 10 --- 10 45 11 34.4 147.6 -1.7 -18.7 180 904 08 58 11 09 02 20 NGC4261 10 46 21 38.8 149.4 -1.6 -17.9 35 904 09 02 20 09 12 20 --- 10 56 23 39.6 152.5 -1.4 -16.2 600 943 09 02 21 Schedule for DARNHALL (Code Da ) Page 4 EVN observation of 22 GHZ H2O maser line 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 ---------------------------------------------------------------------------------------- --- Sun 20 Oct 2019 Day 293 --- 09 13 00 NGC4261 10 57 03 39.6 152.7 -1.4 -16.1 35 943 09 13 00 09 23 00 --- 11 07 05 40.3 155.8 -1.2 -14.3 600 982 09 13 01 09 23 40 NGC4261 11 07 45 40.3 156.0 -1.2 -14.2 35 982 09 23 40 09 33 40 --- 11 17 46 40.9 159.2 -1.0 -12.3 600 1020 09 23 41 09 40 40 3C273 11 24 48 37.0 159.4 -1.1 -12.2 386 1020 09 40 40 09 43 40 --- 11 27 48 37.2 160.3 -1.0 -11.7 180 1032 09 40 41 09 44 50 NGC4261 11 28 58 41.4 162.8 -0.9 -10.2 36 1032 09 44 50 09 54 50 --- 11 39 00 41.8 166.1 -0.7 -8.3 600 1070 09 44 51 09 55 30 NGC4261 11 39 40 41.8 166.4 -0.7 -8.2 35 1070 09 55 30 10 05 30 --- 11 49 42 42.1 169.7 -0.5 -6.2 600 1109 09 55 31 10 06 10 NGC4261 11 50 22 42.2 169.9 -0.5 -6.1 35 1109 10 06 10 10 16 10 --- 12 00 23 42.4 173.3 -0.3 -4.1 600 1148 10 06 11 10 23 10 3C273 12 07 25 38.6 172.7 -0.4 -4.3 387 1148 10 23 10 10 26 10 --- 12 10 25 38.6 173.7 -0.3 -3.8 180 1159 10 23 11 10 27 20 NGC4261 12 11 35 42.5 177.0 -0.1 -1.8 37 1159 10 27 20 10 37 20 --- 12 21 37 42.6 180.4 0.0 0.3 600 1198 10 27 21 10 38 00 NGC4261 12 22 17 42.6 180.6 0.0 0.4 35 1198 10 38 00 10 48 00 --- 12 32 19 42.5 184.0 0.2 2.4 600 1237 10 38 01 10 48 40 NGC4261 12 32 59 42.5 184.3 0.2 2.6 35 1237 10 48 40 10 58 40 --- 12 43 00 42.3 187.6 0.4 4.6 600 1275 10 48 41 11 05 40 3C273 12 50 01 38.6 186.4 0.3 3.8 388 1275 11 05 40 11 08 40 --- 12 53 02 38.6 187.3 0.4 4.4 180 1287 11 05 41 11 09 50 NGC4261 12 54 12 42.1 191.4 0.6 6.8 37 1287 11 09 50 11 19 50 --- 13 04 14 41.7 194.7 0.7 8.8 600 1326 11 09 51 11 20 30 NGC4261 13 04 54 41.7 194.9 0.7 8.9 35 1326 11 20 30 11 30 30 --- 13 14 56 41.3 198.2 0.9 10.8 600 1364 11 20 31 11 31 10 NGC4261 13 15 36 41.2 198.4 0.9 11.0 35 1364 11 31 10 11 41 10 --- 13 25 37 40.7 201.6 1.1 12.8 600 1403 11 31 11 11 41 50 NGC4261 13 26 17 40.7 201.9 1.1 13.0 35 1403 11 41 50 11 55 50 --- 13 40 20 39.8 206.3 1.3 15.5 840 1457 11 41 51 Schedule for DARNHALL (Code Da ) Page 5 EVN observation of 22 GHZ H2O maser line 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 ---------------------------------------------------------------------------------------- --- Sun 20 Oct 2019 Day 293 --- 11 57 00 3C273 13 41 30 36.7 202.5 1.2 13.3 36 1457 11 57 00 12 00 00 --- 13 44 30 36.5 203.4 1.2 13.8 180 1469 11 57 01 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess319.K2048line --- 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: 19 Station: DARNHALL 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= 23024.00 23024.00 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: 18 Setup file default. Used with PCAL = off LO sum= 22024.00 22024.00 BBC fr= 1000.00 1000.00 Bandwd= 64.00 64.00 Matching frequency sets: 18 19 20 21 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) * NGC4261 12 16 50.004473 * 12 19 23.216071 12 20 21.570488 0.00 06 06 08.63926 * 05 49 29.70008 05 43 08.20006 0.00 From catalog imbedded in main SCHED input file. * 3C273 12 26 33.245835 * 12 29 06.699731 12 30 05.155415 0.00 02 19 43.30577 * 02 03 08.59827 01 56 49.52867 0.00 From catalog imbedded in main SCHED input file. * 1156+295 11 56 57.786210 * 11 59 31.833911 12 00 30.259088 0.00 29 31 25.73872 * 29 14 43.82682 29 08 16.03268 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 NGC4261 sess319.K2048line 1 2 3 4 5 6 7 8 9 10 11 14 + 5.400 749.000 3C273 sess319.K2048line 1 2 3 4 5 6 7 8 9 10 11 14 + 0.400 56.300 1156+295 sess319.K2048line 1 2 3 4 5 6 7 8 9 10 11 14 + 1.200 136.917 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) NGC4261 25.3 3C273 21.0 1156+295 46.0 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