COVER INFORMATION Station: ZELENCHK (Code Zc ) Experiment: Revealing the radio structure in AT2018cow Exp. Code: EM137 Schedule Version: 2.00 Processed by SCHED version: 11.50 Development version 11.5. Started Apr. 2 PI: Jun Yang, contact person Address: Onsala Space Observatory SE-439 92 Onsala Sweden Phone: +46 31 7725531 EMAIL: jun.yang@chalmers.se Fax: +46 31 7725590 Phone during observation: +46 31 7725531 Observing mode: 2048-16-2 Notes: PI: Prashanth Mohan, Shanghai Astronomical Observatory 2048 Mbps, 16x32 MHz, RCP & LCP, 2 bit sampling Full EVN observations at C band/5 GHz. DBBC2 stations: DDC V107. Schedule for ZELENCHK (Code Zc ) Page 2 Revealing the radio structure in AT2018cow 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 ---------------------------------------------------------------------------------------- --- Wed 5 Jun 2019 Day 156 --- ---------- Fringe finder ---------- Next scan frequencies: 4830.49 4830.49 4830.49 4830.49 4894.49 4894.49 4894.49 4894.49 4958.49 4958.49 4958.49 4958.49 5022.49 5022.49 5022.49 5022.49 Next BBC frequencies: 330.49 330.49 330.49 330.49 394.49 394.49 394.49 394.49 458.49 458.49 458.49 458.49 522.49 522.49 522.49 522.49 Next scan bandwidths: 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 17 00 00 J1642+3948 12 41 36 45.7 433.3 -4.0 -64.1 0 0 17 00 00 17 02 00 =3C345 12 43 36 46.1 433.6 -4.0 -64.3 120 31 17 00 01 ---------- Main phase-referencing calibrator ---------- 17 03 30 J1619+2247 12 45 06 41.4 457.5 -3.6 -50.9 41 31 17 03 30 17 05 30 --- 12 47 07 41.8 457.9 -3.5 -50.8 120 62 17 03 31 17 05 50 VLA1 12 47 27 42.1 459.2 -3.5 -50.3 5 62 17 05 50 17 07 50 --- 12 49 27 42.5 459.6 -3.5 -50.3 120 92 17 05 51 17 08 10 J1619+2247 12 49 47 42.2 458.4 -3.5 -50.7 5 92 17 08 10 17 09 10 --- 12 50 47 42.4 458.6 -3.5 -50.7 60 108 17 08 11 17 09 10 AT2018 12 50 47 42.7 459.8 -3.4 -50.2 -15 108 No stop 17 12 10 --- 12 53 48 43.2 460.4 -3.4 -50.1 165 154 17 09 11 17 12 10 J1619+2247 12 53 48 43.0 459.2 -3.4 -50.6 -15 154 No stop 17 13 10 --- 12 54 48 43.1 459.4 -3.4 -50.6 45 169 17 12 11 17 13 10 AT2018 12 54 48 43.4 460.6 -3.4 -50.0 -15 169 No stop 17 16 10 --- 12 57 48 43.9 461.3 -3.3 -49.9 165 215 17 13 11 17 16 10 J1619+2247 12 57 48 43.7 460.0 -3.4 -50.4 -15 215 No stop 17 17 10 --- 12 58 49 43.8 460.2 -3.4 -50.4 45 231 17 16 11 17 17 45 VLA1 12 59 24 44.2 461.7 -3.3 -49.8 20 231 17 17 45 17 19 45 --- 13 01 24 44.6 462.1 -3.3 -49.7 120 262 17 17 46 17 19 45 J1619+2247 13 01 24 44.3 460.8 -3.3 -50.3 -15 262 No stop 17 20 45 --- 13 02 24 44.5 461.0 -3.3 -50.2 45 277 17 19 46 17 20 45 AT2018 13 02 24 44.7 462.2 -3.2 -49.7 -15 277 No stop 17 23 45 --- 13 05 25 45.2 462.9 -3.2 -49.5 165 323 17 20 46 17 23 45 J1619+2247 13 05 25 45.0 461.6 -3.2 -50.1 -15 323 No stop 17 24 45 --- 13 06 25 45.2 461.8 -3.2 -50.0 45 338 17 23 46 Schedule for ZELENCHK (Code Zc ) Page 3 Revealing the radio structure in AT2018cow 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 ---------------------------------------------------------------------------------------- --- Wed 5 Jun 2019 Day 156 --- 17 24 45 AT2018 13 06 25 45.4 463.1 -3.2 -49.4 -15 338 No stop 17 26 45 --- 13 08 25 45.8 463.5 -3.1 -49.3 105 369 17 24 46 17 26 45 VLA2 13 08 25 45.7 463.3 -3.2 -49.4 -9 369 No stop 17 27 45 --- 13 09 25 45.9 463.5 -3.1 -49.3 51 385 17 26 46 17 28 20 J1619+2247 13 10 00 45.8 462.6 -3.2 -49.8 21 385 17 28 20 17 29 20 --- 13 11 01 46.0 462.8 -3.2 -49.8 60 400 17 28 21 17 29 20 AT2018 13 11 01 46.2 464.1 -3.1 -49.1 -15 400 No stop 17 32 20 --- 13 14 01 46.8 464.7 -3.0 -49.0 165 446 17 29 21 17 32 20 J1619+2247 13 14 01 46.5 463.4 -3.1 -49.6 -15 446 No stop 17 33 20 --- 13 15 01 46.7 463.7 -3.1 -49.5 45 462 17 32 21 17 33 20 AT2018 13 15 01 46.9 465.0 -3.0 -48.9 -15 462 No stop 17 36 20 --- 13 18 02 47.5 465.6 -3.0 -48.7 165 508 17 33 21 17 36 20 J1619+2247 13 18 02 47.2 464.3 -3.0 -49.3 -15 508 No stop 17 37 20 --- 13 19 02 47.4 464.5 -3.0 -49.3 45 523 17 36 21 17 37 55 VLA1 13 19 37 47.8 466.1 -2.9 -48.5 19 523 17 37 55 17 39 55 --- 13 21 37 48.1 466.5 -2.9 -48.4 120 554 17 37 56 17 39 55 J1619+2247 13 21 37 47.9 465.1 -3.0 -49.1 -15 554 No stop 17 40 55 --- 13 22 38 48.0 465.4 -3.0 -49.0 45 569 17 39 56 17 40 55 AT2018 13 22 38 48.2 466.7 -2.9 -48.3 -15 569 No stop 17 43 55 --- 13 25 38 48.8 467.4 -2.9 -48.1 165 615 17 40 56 17 43 55 J1619+2247 13 25 38 48.6 466.0 -2.9 -48.8 -15 615 No stop 17 44 55 --- 13 26 38 48.7 466.3 -2.9 -48.7 45 631 17 43 56 17 44 55 AT2018 13 26 38 48.9 467.6 -2.8 -48.0 -16 631 No stop 17 46 55 --- 13 28 39 49.3 468.1 -2.8 -47.8 104 662 17 44 56 17 46 55 VLA2 13 28 39 49.2 467.9 -2.8 -47.9 -9 662 No stop 17 47 55 --- 13 29 39 49.4 468.1 -2.8 -47.9 51 677 17 46 56 17 48 30 J1619+2247 13 30 14 49.4 467.1 -2.8 -48.4 21 677 17 48 30 17 49 30 --- 13 31 14 49.5 467.3 -2.8 -48.4 60 692 17 48 31 17 49 30 AT2018 13 31 14 49.7 468.7 -2.8 -47.6 -16 692 No stop 17 52 30 --- 13 34 14 50.2 469.5 -2.7 -47.3 164 738 17 49 31 Schedule for ZELENCHK (Code Zc ) Page 4 Revealing the radio structure in AT2018cow 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 ---------------------------------------------------------------------------------------- --- Wed 5 Jun 2019 Day 156 --- 17 52 30 J1619+2247 13 34 14 50.0 468.1 -2.8 -48.1 -15 738 No stop 17 53 30 --- 13 35 15 50.2 468.3 -2.7 -48.0 45 754 17 52 31 17 53 30 AT2018 13 35 15 50.4 469.7 -2.7 -47.2 -16 754 No stop 17 56 30 --- 13 38 15 50.9 470.4 -2.6 -46.9 164 800 17 53 31 17 56 30 J1619+2247 13 38 15 50.7 469.0 -2.7 -47.7 -15 800 No stop 17 57 30 --- 13 39 15 50.9 469.3 -2.7 -47.6 45 815 17 56 31 17 58 05 VLA1 13 39 50 51.2 470.9 -2.6 -46.8 19 815 17 58 05 18 00 05 --- 13 41 51 51.6 471.4 -2.6 -46.5 120 846 17 58 06 18 00 05 J1619+2247 13 41 51 51.3 469.9 -2.6 -47.4 -16 846 No stop 18 01 05 --- 13 42 51 51.5 470.2 -2.6 -47.3 44 862 18 00 06 18 01 05 AT2018 13 42 51 51.7 471.6 -2.6 -46.5 -16 862 No stop 18 04 05 --- 13 45 51 52.2 472.4 -2.5 -46.1 164 908 18 01 06 18 04 05 J1619+2247 13 45 51 52.0 470.9 -2.6 -47.0 -16 908 No stop 18 05 05 --- 13 46 52 52.2 471.2 -2.6 -46.9 44 923 18 04 06 18 05 05 AT2018 13 46 52 52.4 472.7 -2.5 -46.0 -16 923 No stop 18 07 05 --- 13 48 52 52.7 473.2 -2.5 -45.8 104 954 18 05 06 18 07 05 VLA2 13 48 52 52.6 472.9 -2.5 -45.9 -9 954 No stop 18 08 05 --- 13 49 52 52.8 473.2 -2.5 -45.8 51 969 18 07 06 18 08 40 J1619+2247 13 50 27 52.8 472.1 -2.5 -46.5 20 969 18 08 40 18 09 40 --- 13 51 27 53.0 472.4 -2.5 -46.4 60 985 18 08 41 18 09 40 AT2018 13 51 27 53.1 473.9 -2.4 -45.5 -16 985 No stop 18 12 40 --- 13 54 28 53.6 474.7 -2.4 -45.1 164 1031 18 09 41 18 12 40 J1619+2247 13 54 28 53.5 473.2 -2.4 -46.0 -16 1031 No stop 18 13 40 --- 13 55 28 53.6 473.5 -2.4 -45.9 44 1046 18 12 41 18 13 40 AT2018 13 55 28 53.8 475.0 -2.4 -45.0 -16 1046 No stop 18 16 40 --- 13 58 28 54.3 475.8 -2.3 -44.6 164 1092 18 13 41 18 16 40 J1619+2247 13 58 28 54.1 474.3 -2.4 -45.5 -16 1092 No stop 18 17 40 --- 13 59 29 54.3 474.6 -2.3 -45.4 44 1108 18 16 41 18 18 15 VLA1 14 00 04 54.6 476.4 -2.3 -44.3 18 1108 18 18 15 18 20 15 --- 14 02 04 54.9 476.9 -2.2 -44.1 120 1138 18 18 16 Schedule for ZELENCHK (Code Zc ) Page 5 Revealing the radio structure in AT2018cow 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 ---------------------------------------------------------------------------------------- --- Wed 5 Jun 2019 Day 156 --- 18 20 15 J1619+2247 14 02 04 54.7 475.3 -2.3 -45.1 -16 1138 No stop 18 21 15 --- 14 03 04 54.9 475.6 -2.3 -44.9 44 1154 18 20 16 18 21 15 AT2018 14 03 04 55.0 477.1 -2.2 -43.9 -16 1154 No stop 18 24 15 --- 14 06 05 55.5 478.0 -2.2 -43.5 164 1200 18 21 16 18 24 15 J1619+2247 14 06 05 55.4 476.4 -2.2 -44.5 -16 1200 No stop 18 25 15 --- 14 07 05 55.5 476.7 -2.2 -44.4 44 1215 18 24 16 18 25 15 AT2018 14 07 05 55.7 478.3 -2.2 -43.4 -17 1215 No stop 18 27 15 --- 14 09 05 56.0 478.9 -2.1 -43.0 103 1246 18 25 16 18 27 15 VLA2 14 09 05 55.9 478.7 -2.1 -43.2 -9 1246 No stop 18 28 15 --- 14 10 05 56.1 479.0 -2.1 -43.0 51 1262 18 27 16 18 28 50 J1619+2247 14 10 40 56.1 477.8 -2.2 -43.8 20 1262 18 28 50 18 29 50 --- 14 11 41 56.3 478.1 -2.1 -43.7 60 1277 18 28 51 18 29 50 AT2018 14 11 41 56.4 479.7 -2.1 -42.6 -17 1277 No stop 18 32 50 --- 14 14 41 56.9 480.6 -2.0 -42.1 163 1323 18 29 51 18 32 50 J1619+2247 14 14 41 56.7 479.0 -2.1 -43.2 -16 1323 No stop 18 33 50 --- 14 15 41 56.9 479.3 -2.1 -43.1 44 1338 18 32 51 18 33 50 AT2018 14 15 41 57.0 481.0 -2.0 -42.0 -17 1338 No stop 18 36 50 --- 14 18 42 57.5 481.9 -2.0 -41.4 163 1385 18 33 51 18 36 50 J1619+2247 14 18 42 57.4 480.2 -2.0 -42.6 -16 1385 No stop 18 37 50 --- 14 19 42 57.5 480.5 -2.0 -42.4 44 1400 18 36 51 18 38 25 VLA1 14 20 17 57.8 482.5 -1.9 -41.1 18 1400 18 38 25 18 40 25 --- 14 22 17 58.1 483.2 -1.9 -40.7 120 1431 18 38 26 18 40 25 J1619+2247 14 22 17 57.9 481.4 -2.0 -41.9 -17 1431 No stop 18 41 25 --- 14 23 17 58.1 481.7 -1.9 -41.8 43 1446 18 40 26 18 41 25 AT2018 14 23 17 58.2 483.4 -1.9 -40.6 -17 1446 No stop 18 44 25 --- 14 26 18 58.6 484.4 -1.8 -40.0 163 1492 18 41 26 18 44 25 J1619+2247 14 26 18 58.5 482.7 -1.9 -41.2 -17 1492 No stop 18 45 25 --- 14 27 18 58.7 483.0 -1.9 -41.0 43 1508 18 44 26 18 45 25 AT2018 14 27 18 58.8 484.8 -1.8 -39.8 -17 1508 No stop 18 47 25 --- 14 29 18 59.1 485.5 -1.8 -39.4 103 1538 18 45 26 Schedule for ZELENCHK (Code Zc ) Page 6 Revealing the radio structure in AT2018cow 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 ---------------------------------------------------------------------------------------- --- Wed 5 Jun 2019 Day 156 --- 18 47 25 VLA2 14 29 18 59.0 485.2 -1.8 -39.6 -10 1538 No stop 18 48 25 --- 14 30 19 59.2 485.5 -1.8 -39.4 50 1554 18 47 26 18 49 00 J1619+2247 14 30 54 59.2 484.2 -1.8 -40.3 19 1554 18 49 00 18 50 00 --- 14 31 54 59.4 484.6 -1.8 -40.1 60 1569 18 49 01 18 50 00 AT2018 14 31 54 59.4 486.4 -1.7 -38.9 -17 1569 No stop 18 53 00 --- 14 34 54 59.9 487.5 -1.7 -38.2 163 1615 18 50 01 18 53 00 J1619+2247 14 34 54 59.8 485.6 -1.8 -39.5 -17 1615 No stop 18 54 00 --- 14 35 55 60.0 486.0 -1.7 -39.3 43 1631 18 53 01 18 54 00 AT2018 14 35 55 60.0 487.8 -1.7 -38.0 -17 1631 No stop 18 57 00 --- 14 38 55 60.4 488.9 -1.6 -37.3 163 1677 18 54 01 18 57 00 J1619+2247 14 38 55 60.4 487.1 -1.7 -38.6 -17 1677 No stop 18 58 00 --- 14 39 55 60.5 487.4 -1.7 -38.4 43 1692 18 57 01 18 58 35 VLA1 14 40 30 60.7 489.6 -1.6 -36.9 17 1692 18 58 35 19 00 35 --- 14 42 31 61.0 490.4 -1.6 -36.4 120 1723 18 58 36 19 00 35 J1619+2247 14 42 31 60.9 488.4 -1.6 -37.8 -17 1723 No stop 19 01 35 --- 14 43 31 61.1 488.8 -1.6 -37.6 43 1738 19 00 36 19 01 35 AT2018 14 43 31 61.1 490.7 -1.6 -36.3 -18 1738 No stop 19 04 35 --- 14 46 31 61.5 491.9 -1.5 -35.5 162 1785 19 01 36 19 04 35 J1619+2247 14 46 31 61.5 489.9 -1.6 -36.9 -17 1785 No stop 19 05 35 --- 14 47 31 61.6 490.3 -1.5 -36.6 43 1800 19 04 36 19 05 35 AT2018 14 47 31 61.6 492.3 -1.5 -35.3 -18 1800 No stop 19 07 35 --- 14 49 32 61.9 493.1 -1.5 -34.7 102 1831 19 05 36 19 07 35 VLA2 14 49 32 61.8 492.7 -1.5 -35.0 -10 1831 No stop 19 08 35 --- 14 50 32 62.0 493.1 -1.4 -34.7 50 1846 19 07 36 19 09 10 J1619+2247 14 51 07 62.1 491.7 -1.5 -35.7 19 1846 19 09 10 19 10 10 --- 14 52 07 62.2 492.1 -1.5 -35.5 60 1862 19 09 11 19 10 10 AT2018 14 52 07 62.2 494.1 -1.4 -34.0 -18 1862 No stop 19 13 10 --- 14 55 08 62.6 495.4 -1.4 -33.2 162 1908 19 10 11 19 13 10 J1619+2247 14 55 08 62.6 493.4 -1.4 -34.7 -17 1908 No stop 19 14 10 --- 14 56 08 62.8 493.8 -1.4 -34.4 43 1923 19 13 11 Schedule for ZELENCHK (Code Zc ) Page 7 Revealing the radio structure in AT2018cow 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 ---------------------------------------------------------------------------------------- --- Wed 5 Jun 2019 Day 156 --- 19 14 10 AT2018 14 56 08 62.7 495.8 -1.3 -32.9 -18 1923 No stop 19 17 10 --- 14 59 08 63.1 497.1 -1.3 -32.1 162 1969 19 14 11 19 17 10 J1619+2247 14 59 08 63.2 495.1 -1.3 -33.6 -17 1969 No stop 19 18 10 --- 15 00 09 63.3 495.5 -1.3 -33.3 43 1985 19 17 11 19 18 45 VLA1 15 00 44 63.4 497.9 -1.3 -31.5 17 1985 19 18 45 19 20 45 --- 15 02 44 63.6 498.8 -1.2 -30.9 120 2015 19 18 46 19 20 45 J1619+2247 15 02 44 63.6 496.6 -1.3 -32.5 -18 2015 No stop 19 21 45 --- 15 03 44 63.7 497.0 -1.3 -32.2 42 2031 19 20 46 19 21 45 AT2018 15 03 44 63.7 499.1 -1.2 -30.7 -18 2031 No stop 19 24 45 --- 15 06 45 64.0 500.5 -1.2 -29.8 162 2077 19 21 46 19 24 45 J1619+2247 15 06 45 64.1 498.4 -1.2 -31.3 -18 2077 No stop 19 25 45 --- 15 07 45 64.2 498.8 -1.2 -31.0 42 2092 19 24 46 19 25 45 AT2018 15 07 45 64.1 500.9 -1.2 -29.4 -18 2092 No stop 19 27 45 --- 15 09 45 64.4 501.9 -1.1 -28.8 102 2123 19 25 46 19 27 45 VLA2 15 09 45 64.3 501.5 -1.1 -29.1 -10 2123 No stop 19 28 45 --- 15 10 45 64.4 502.0 -1.1 -28.7 50 2138 19 27 46 19 29 20 J1619+2247 15 11 20 64.6 500.5 -1.1 -29.9 18 2138 19 29 20 19 30 20 --- 15 12 21 64.8 501.0 -1.1 -29.5 60 2154 19 29 21 19 30 20 AT2018 15 12 21 64.6 503.1 -1.1 -27.9 -18 2154 No stop 19 33 20 --- 15 15 21 65.0 504.5 -1.0 -26.9 162 2200 19 30 21 19 33 20 J1619+2247 15 15 21 65.1 502.4 -1.1 -28.5 -18 2200 No stop 19 34 20 --- 15 16 21 65.2 502.9 -1.1 -28.2 42 2215 19 33 21 19 34 20 AT2018 15 16 21 65.1 505.0 -1.0 -26.5 -18 2215 No stop 19 37 20 --- 15 19 22 65.4 506.5 -1.0 -25.5 162 2262 19 34 21 19 37 20 J1619+2247 15 19 22 65.5 504.3 -1.0 -27.1 -18 2262 No stop 19 38 20 --- 15 20 22 65.6 504.8 -1.0 -26.8 42 2277 19 37 21 19 38 55 VLA1 15 20 57 65.6 507.5 -0.9 -24.8 16 2277 19 38 55 19 40 55 --- 15 22 57 65.8 508.5 -0.9 -24.0 120 2308 19 38 56 19 40 55 J1619+2247 15 22 57 65.9 506.2 -1.0 -25.9 -18 2308 No stop 19 41 55 --- 15 23 57 66.0 506.7 -0.9 -25.5 42 2323 19 40 56 Schedule for ZELENCHK (Code Zc ) Page 8 Revealing the radio structure in AT2018cow 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 ---------------------------------------------------------------------------------------- --- Wed 5 Jun 2019 Day 156 --- 19 41 55 AT2018 15 23 57 65.8 508.9 -0.9 -23.8 -19 2323 No stop 19 44 55 --- 15 26 58 66.1 510.4 -0.8 -22.6 161 2369 19 41 56 19 44 55 J1619+2247 15 26 58 66.3 508.2 -0.9 -24.4 -18 2369 No stop 19 45 55 --- 15 27 58 66.4 508.7 -0.9 -24.0 42 2385 19 44 56 19 45 55 AT2018 15 27 58 66.2 511.0 -0.8 -22.2 -19 2385 No stop 19 47 55 --- 15 29 58 66.4 512.0 -0.8 -21.4 101 2415 19 45 56 19 47 55 VLA2 15 29 58 66.3 511.6 -0.8 -21.8 -10 2415 No stop 19 48 55 --- 15 30 59 66.4 512.2 -0.8 -21.4 50 2431 19 47 56 19 49 30 J1619+2247 15 31 34 66.7 510.7 -0.8 -22.6 18 2431 19 49 30 19 50 30 --- 15 32 34 66.8 511.2 -0.8 -22.2 60 2446 19 49 31 19 50 30 AT2018 15 32 34 66.6 513.4 -0.7 -20.4 -19 2446 No stop 19 53 30 --- 15 35 34 66.8 515.1 -0.7 -19.2 161 2492 19 50 31 19 53 30 J1619+2247 15 35 34 67.0 512.8 -0.7 -20.9 -18 2492 No stop 19 54 30 --- 15 36 34 67.1 513.4 -0.7 -20.5 42 2508 19 53 31 19 54 30 AT2018 15 36 34 66.9 515.7 -0.7 -18.8 -19 2508 No stop 19 57 30 --- 15 39 35 67.1 517.3 -0.6 -17.5 161 2554 19 54 31 19 57 30 J1619+2247 15 39 35 67.4 515.1 -0.7 -19.3 -18 2554 No stop 19 58 30 --- 15 40 35 67.4 515.7 -0.7 -18.8 42 2569 19 57 31 19 59 05 VLA1 15 41 10 67.2 518.4 -0.6 -16.7 16 2569 19 59 05 20 01 05 --- 15 43 11 67.4 519.6 -0.6 -15.8 120 2600 19 59 06 20 01 05 J1619+2247 15 43 11 67.6 517.1 -0.6 -17.7 -19 2600 No stop 20 02 05 --- 15 44 11 67.7 517.7 -0.6 -17.3 41 2615 20 01 06 20 02 05 AT2018 15 44 11 67.4 520.0 -0.5 -15.5 -19 2615 No stop 20 05 05 --- 15 47 11 67.6 521.7 -0.5 -14.1 161 2662 20 02 06 20 05 05 J1619+2247 15 47 11 67.9 519.5 -0.5 -15.9 -18 2662 No stop 20 06 05 --- 15 48 11 68.0 520.1 -0.5 -15.5 42 2677 20 05 06 20 06 05 AT2018 15 48 11 67.6 522.3 -0.5 -13.7 -19 2677 No stop 20 08 05 --- 15 50 12 67.7 523.5 -0.4 -12.8 101 2708 20 06 06 20 08 05 VLA2 15 50 12 67.8 523.1 -0.5 -13.1 -10 2708 No stop 20 09 05 --- 15 51 12 67.8 523.7 -0.4 -12.7 50 2723 20 08 06 Schedule for ZELENCHK (Code Zc ) Page 9 Revealing the radio structure in AT2018cow 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 ---------------------------------------------------------------------------------------- --- Wed 5 Jun 2019 Day 156 --- 20 09 40 J1619+2247 15 51 47 68.2 522.2 -0.5 -13.8 18 2723 20 09 40 20 10 40 --- 15 52 47 68.2 522.8 -0.5 -13.4 60 2738 20 09 41 20 10 40 AT2018 15 52 47 67.9 525.1 -0.4 -11.6 -19 2738 No stop 20 13 40 --- 15 55 48 68.0 526.9 -0.4 -10.2 161 2785 20 10 41 20 13 40 J1619+2247 15 55 48 68.4 524.6 -0.4 -12.0 -18 2785 No stop 20 14 40 --- 15 56 48 68.4 525.3 -0.4 -11.5 42 2800 20 13 41 20 14 40 AT2018 15 56 48 68.0 527.5 -0.3 -9.7 -19 2800 No stop 20 17 40 --- 15 59 48 68.1 529.4 -0.3 -8.3 161 2846 20 14 41 20 17 40 J1619+2247 15 59 48 68.6 527.1 -0.3 -10.0 -18 2846 No stop 20 18 40 --- 16 00 48 68.6 527.7 -0.3 -9.6 42 2862 20 17 41 20 19 15 VLA1 16 01 24 68.2 530.5 -0.3 -7.4 16 2862 20 19 15 20 21 15 --- 16 03 24 68.3 531.8 -0.2 -6.4 120 2892 20 19 16 20 21 15 J1619+2247 16 03 24 68.7 529.4 -0.3 -8.3 -18 2892 No stop 20 22 15 --- 16 04 24 68.7 530.0 -0.3 -7.8 42 2908 20 21 16 20 22 15 AT2018 16 04 24 68.3 532.2 -0.2 -6.1 -19 2908 No stop 20 25 15 --- 16 07 25 68.3 534.1 -0.2 -4.6 161 2954 20 22 16 20 25 15 J1619+2247 16 07 25 68.8 531.9 -0.2 -6.3 -18 2954 No stop 20 26 15 --- 16 08 25 68.8 532.5 -0.2 -5.8 42 2969 20 25 16 20 26 15 AT2018 16 08 25 68.4 534.7 -0.1 -4.1 -19 2969 No stop 20 28 15 --- 16 10 25 68.4 536.0 -0.1 -3.2 101 3000 20 26 16 20 28 15 VLA2 16 10 25 68.4 535.5 -0.1 -3.5 -10 3000 No stop 20 29 15 --- 16 11 25 68.4 536.2 -0.1 -3.0 50 3015 20 28 16 20 29 50 J1619+2247 16 12 00 68.9 534.8 -0.1 -4.1 19 3015 20 29 50 20 30 50 --- 16 13 00 68.9 535.5 -0.1 -3.6 60 3031 20 29 51 20 30 50 AT2018 16 13 00 68.4 537.6 -0.1 -1.9 -18 3031 No stop 20 33 50 --- 16 16 01 68.4 539.5 -0.0 -0.4 162 3077 20 30 51 20 33 50 J1619+2247 16 16 01 68.9 537.4 -0.1 -2.0 -17 3077 No stop 20 34 50 --- 16 17 01 69.0 538.0 -0.1 -1.5 43 3092 20 33 51 20 34 50 AT2018 16 17 01 68.4 540.1 0.0 0.1 -18 3092 No stop 20 37 50 --- 16 20 02 68.4 542.0 0.1 1.6 162 3138 20 34 51 Schedule for ZELENCHK (Code Zc ) Page 10 Revealing the radio structure in AT2018cow 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 ---------------------------------------------------------------------------------------- --- Wed 5 Jun 2019 Day 156 --- 20 37 50 J1619+2247 16 20 02 69.0 540.0 -0.0 -0.0 -17 3138 No stop 20 38 50 --- 16 21 02 69.0 540.6 0.0 0.5 43 3154 20 37 51 20 39 25 VLA1 16 21 37 68.4 543.2 0.1 2.5 16 3154 20 39 25 20 41 25 --- 16 23 37 68.4 544.5 0.1 3.5 120 3185 20 39 26 20 41 25 J1619+2247 16 23 37 69.0 542.3 0.1 1.8 -18 3185 No stop 20 42 25 --- 16 24 37 68.9 542.9 0.1 2.3 42 3200 20 41 26 20 42 25 AT2018 16 24 37 68.4 544.9 0.1 3.8 -18 3200 No stop 20 45 25 --- 16 27 38 68.3 546.8 0.2 5.3 162 3246 20 42 26 20 45 25 J1619+2247 16 27 38 68.9 544.8 0.1 3.8 -17 3246 No stop 20 46 25 --- 16 28 38 68.9 545.5 0.1 4.3 43 3262 20 45 26 20 46 25 AT2018 16 28 38 68.3 547.4 0.2 5.8 -18 3262 No stop 20 48 25 --- 16 30 38 68.2 548.6 0.2 6.7 102 3292 20 46 26 20 48 25 VLA2 16 30 38 68.3 548.2 0.2 6.4 -10 3292 No stop 20 49 25 --- 16 31 38 68.3 548.9 0.2 6.9 50 3308 20 48 26 20 50 00 J1619+2247 16 32 14 68.8 547.8 0.2 6.1 20 3308 20 50 00 20 51 00 --- 16 33 14 68.8 548.4 0.2 6.6 60 3323 20 50 01 20 51 00 AT2018 16 33 14 68.2 550.2 0.3 8.0 -18 3323 No stop 20 54 00 --- 16 36 14 68.1 552.1 0.3 9.4 162 3369 20 51 01 20 54 00 J1619+2247 16 36 14 68.7 550.3 0.3 8.0 -17 3369 No stop 20 55 00 --- 16 37 14 68.7 550.9 0.3 8.5 43 3385 20 54 01 20 55 00 AT2018 16 37 14 68.0 552.7 0.3 9.9 -17 3385 No stop 20 58 00 --- 16 40 15 67.9 554.5 0.4 11.3 163 3431 20 55 01 20 58 00 J1619+2247 16 40 15 68.6 552.8 0.3 10.0 -16 3431 No stop 20 59 00 --- 16 41 15 68.5 553.4 0.4 10.5 44 3446 20 58 01 20 59 35 VLA1 16 41 50 67.8 555.7 0.4 12.2 17 3446 20 59 35 21 01 35 --- 16 43 50 67.7 556.9 0.5 13.1 120 3477 20 59 36 21 01 35 J1619+2247 16 43 50 68.4 555.0 0.4 11.7 -17 3477 No stop 21 02 35 --- 16 44 51 68.4 555.6 0.4 12.2 43 3492 21 01 36 21 02 35 AT2018 16 44 51 67.7 557.3 0.5 13.4 -17 3492 No stop 21 05 35 --- 16 47 51 67.5 559.0 0.5 14.7 163 3538 21 02 36 Schedule for ZELENCHK (Code Zc ) Page 11 Revealing the radio structure in AT2018cow 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 ---------------------------------------------------------------------------------------- --- Wed 5 Jun 2019 Day 156 --- 21 05 35 J1619+2247 16 47 51 68.2 557.5 0.5 13.6 -16 3538 No stop 21 06 35 --- 16 48 51 68.1 558.1 0.5 14.1 44 3554 21 05 36 21 06 35 AT2018 16 48 51 67.4 559.6 0.5 15.2 -17 3554 No stop 21 08 35 --- 16 50 52 67.3 560.8 0.6 16.1 103 3585 21 06 36 21 08 35 VLA2 16 50 52 67.4 560.4 0.6 15.8 -10 3585 No stop 21 09 35 --- 16 51 52 67.3 561.0 0.6 16.2 50 3600 21 08 36 21 10 10 J1619+2247 16 52 27 67.9 560.2 0.5 15.7 21 3600 21 10 10 21 11 10 --- 16 53 27 67.9 560.8 0.6 16.1 60 3615 21 10 11 ---------- Ef is out for a pointing check ---------- 21 11 10 AT2018 16 53 27 67.1 562.3 0.6 17.2 -16 3615 No stop 21 14 10 --- 16 56 28 66.9 564.0 0.7 18.5 164 3662 21 11 11 21 14 10 J1619+2247 16 56 28 67.7 562.6 0.6 17.5 -15 3662 No stop 21 15 10 --- 16 57 28 67.6 563.1 0.6 17.9 45 3677 21 14 11 21 15 10 AT2018 16 57 28 66.9 564.5 0.7 18.9 -16 3677 No stop 21 18 10 --- 17 00 28 66.6 566.2 0.7 20.1 164 3723 21 15 11 21 18 10 J1619+2247 17 00 28 67.4 564.8 0.7 19.2 -15 3723 No stop 21 19 10 --- 17 01 28 67.3 565.4 0.7 19.6 45 3738 21 18 11 ---------- Ef is in ---------- 21 19 45 VLA1 17 02 03 66.5 567.2 0.8 20.9 19 3738 21 19 45 21 21 45 --- 17 04 04 66.3 568.3 0.8 21.7 120 3769 21 19 46 21 21 45 J1619+2247 17 04 04 67.1 566.9 0.7 20.7 -15 3769 No stop 21 22 45 --- 17 05 04 67.0 567.4 0.7 21.1 45 3785 21 21 46 21 22 45 AT2018 17 05 04 66.2 568.7 0.8 22.0 -15 3785 No stop 21 25 45 --- 17 08 04 66.0 570.3 0.9 23.1 165 3831 21 22 46 21 25 45 J1619+2247 17 08 04 66.8 569.1 0.8 22.3 -14 3831 No stop 21 26 45 --- 17 09 05 66.7 569.6 0.8 22.7 46 3846 21 25 46 21 26 45 AT2018 17 09 05 65.9 570.8 0.9 23.5 -15 3846 No stop 21 28 45 --- 17 11 05 65.7 571.8 0.9 24.3 105 3877 21 26 46 21 28 45 VLA2 17 11 05 65.8 571.5 0.9 24.1 -10 3877 No stop 21 29 45 --- 17 12 05 65.7 572.0 0.9 24.4 50 3892 21 28 46 Schedule for ZELENCHK (Code Zc ) Page 12 Revealing the radio structure in AT2018cow 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 ---------------------------------------------------------------------------------------- --- Wed 5 Jun 2019 Day 156 --- 21 30 20 J1619+2247 17 12 40 66.3 571.5 0.9 24.1 22 3892 21 30 20 21 31 20 --- 17 13 40 66.2 572.0 0.9 24.5 60 3908 21 30 21 ---------- Main phase-referencing calibrator ---------- 21 37 20 J1619+2247 17 19 41 65.6 575.1 1.0 26.7 352 3908 21 37 20 21 38 50 --- 17 21 12 65.5 575.8 1.0 27.3 90 3931 21 37 21 21 38 50 AT2018 17 21 12 64.7 576.8 1.1 27.9 -14 3931 No stop 21 41 50 --- 17 24 12 64.3 578.3 1.1 28.9 166 3977 21 38 51 21 41 50 J1619+2247 17 24 12 65.2 577.3 1.1 28.3 -13 3977 No stop 21 42 50 --- 17 25 12 65.0 577.8 1.1 28.7 47 3992 21 41 51 21 42 50 AT2018 17 25 12 64.2 578.7 1.1 29.2 -14 3992 No stop 21 45 50 --- 17 28 13 63.9 580.1 1.2 30.2 166 4038 21 42 51 21 45 50 J1619+2247 17 28 13 64.7 579.2 1.1 29.7 -13 4038 No stop 21 46 50 --- 17 29 13 64.6 579.7 1.2 30.0 47 4054 21 45 51 21 47 25 VLA1 17 29 48 63.7 581.0 1.2 30.8 21 4054 21 47 25 21 49 25 --- 17 31 48 63.4 581.9 1.3 31.4 120 4085 21 47 26 21 49 25 J1619+2247 17 31 48 64.3 580.9 1.2 30.8 -14 4085 No stop 21 50 25 --- 17 32 49 64.2 581.3 1.2 31.1 46 4100 21 49 26 21 50 25 AT2018 17 32 49 63.3 582.2 1.3 31.6 -13 4100 No stop 21 53 25 --- 17 35 49 63.0 583.5 1.3 32.4 167 4146 21 50 26 21 53 25 J1619+2247 17 35 49 63.8 582.7 1.3 32.1 -13 4146 No stop 21 54 25 --- 17 36 49 63.7 583.1 1.3 32.4 47 4162 21 53 26 21 54 25 AT2018 17 36 49 62.8 583.9 1.3 32.7 -13 4162 No stop 21 56 25 --- 17 38 50 62.6 584.7 1.4 33.3 107 4192 21 54 26 21 56 25 VLA2 17 38 50 62.7 584.5 1.4 33.2 -9 4192 No stop 21 57 25 --- 17 39 50 62.6 584.9 1.4 33.4 51 4208 21 56 26 21 58 00 J1619+2247 17 40 25 63.2 584.7 1.3 33.4 22 4208 21 58 00 21 59 00 --- 17 41 25 63.1 585.1 1.4 33.7 60 4223 21 58 01 21 59 00 AT2018 17 41 25 62.3 585.8 1.4 34.0 -13 4223 No stop 22 02 00 --- 17 44 25 61.9 587.0 1.5 34.8 167 4269 21 59 01 Schedule for ZELENCHK (Code Zc ) Page 13 Revealing the radio structure in AT2018cow 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 ---------------------------------------------------------------------------------------- --- Wed 5 Jun 2019 Day 156 --- 22 02 00 J1619+2247 17 44 25 62.7 586.4 1.4 34.5 -13 4269 No stop 22 03 00 --- 17 45 26 62.6 586.8 1.4 34.8 47 4285 22 02 01 22 03 00 AT2018 17 45 26 61.7 587.4 1.5 35.1 -13 4285 No stop 22 06 00 --- 17 48 26 61.3 588.6 1.5 35.8 167 4331 22 03 01 22 06 00 J1619+2247 17 48 26 62.2 588.0 1.5 35.6 -13 4331 No stop 22 07 00 --- 17 49 26 62.1 588.4 1.5 35.8 47 4346 22 06 01 22 07 35 VLA1 17 50 01 61.1 589.4 1.6 36.3 21 4346 22 07 35 22 09 35 --- 17 52 02 60.8 590.2 1.6 36.8 120 4377 22 07 36 22 09 35 J1619+2247 17 52 02 61.7 589.4 1.5 36.5 -13 4377 No stop 22 10 35 --- 17 53 02 61.6 589.8 1.5 36.7 47 4392 22 09 36 22 10 35 AT2018 17 53 02 60.7 590.4 1.6 36.9 -13 4392 No stop 22 13 35 --- 17 56 02 60.3 591.5 1.7 37.6 167 4438 22 10 36 22 13 35 J1619+2247 17 56 02 61.1 591.0 1.6 37.5 -13 4438 No stop 22 14 35 --- 17 57 02 61.0 591.4 1.6 37.7 47 4454 22 13 36 22 14 35 AT2018 17 57 02 60.1 591.9 1.7 37.9 -13 4454 No stop 22 16 35 --- 17 59 03 59.8 592.6 1.7 38.3 107 4485 22 14 36 22 16 35 VLA2 17 59 03 60.0 592.4 1.7 38.2 -9 4485 No stop 22 17 35 --- 18 00 03 59.8 592.8 1.7 38.4 51 4500 22 16 36 22 18 10 J1619+2247 18 00 38 60.5 592.7 1.7 38.5 22 4500 22 18 10 22 19 10 --- 18 01 38 60.4 593.1 1.7 38.7 60 4515 22 18 11 22 19 10 AT2018 18 01 38 59.5 593.6 1.7 38.9 -13 4515 No stop 22 22 10 --- 18 04 39 59.0 594.6 1.8 39.5 167 4562 22 19 11 22 22 10 J1619+2247 18 04 39 59.9 594.1 1.7 39.4 -13 4562 No stop 22 23 10 --- 18 05 39 59.8 594.5 1.8 39.6 47 4577 22 22 11 22 23 10 AT2018 18 05 39 58.9 595.0 1.8 39.7 -14 4577 No stop 22 26 10 --- 18 08 39 58.4 596.0 1.9 40.3 166 4623 22 23 11 22 26 10 J1619+2247 18 08 39 59.3 595.5 1.8 40.2 -13 4623 No stop 22 27 10 --- 18 09 40 59.2 595.9 1.8 40.4 47 4638 22 26 11 22 27 45 VLA1 18 10 15 58.2 596.6 1.9 40.6 21 4638 22 27 45 22 29 45 --- 18 12 15 57.9 597.3 1.9 41.0 120 4669 22 27 46 Schedule for ZELENCHK (Code Zc ) Page 14 Revealing the radio structure in AT2018cow 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 ---------------------------------------------------------------------------------------- --- Wed 5 Jun 2019 Day 156 --- 22 29 45 J1619+2247 18 12 15 58.8 596.8 1.9 40.9 -14 4669 No stop 22 30 45 --- 18 13 15 58.6 597.1 1.9 41.1 46 4685 22 29 46 22 30 45 AT2018 18 13 15 57.7 597.5 1.9 41.1 -14 4685 No stop 22 33 45 --- 18 16 16 57.3 598.5 2.0 41.7 166 4731 22 30 46 22 33 45 J1619+2247 18 16 16 58.2 598.1 1.9 41.6 -13 4731 No stop 22 34 45 --- 18 17 16 58.0 598.4 2.0 41.8 47 4746 22 33 46 22 34 45 AT2018 18 17 16 57.1 598.8 2.0 41.8 -14 4746 No stop 22 36 45 --- 18 19 16 56.8 599.4 2.0 42.2 106 4777 22 34 46 22 36 45 VLA2 18 19 16 57.0 599.3 2.0 42.1 -8 4777 No stop 22 37 45 --- 18 20 16 56.8 599.6 2.0 42.3 52 4792 22 36 46 22 38 20 J1619+2247 18 20 51 57.5 599.6 2.0 42.5 22 4792 22 38 20 22 39 20 --- 18 21 52 57.3 599.9 2.0 42.6 60 4808 22 38 21 22 39 20 AT2018 18 21 52 56.4 600.2 2.1 42.6 -14 4808 No stop 22 42 20 --- 18 24 52 55.9 601.2 2.1 43.1 166 4854 22 39 21 22 42 20 J1619+2247 18 24 52 56.8 600.8 2.1 43.1 -13 4854 No stop 22 43 20 --- 18 25 52 56.7 601.1 2.1 43.3 47 4869 22 42 21 22 43 20 AT2018 18 25 52 55.8 601.5 2.2 43.2 -14 4869 No stop 22 46 20 --- 18 28 53 55.3 602.4 2.2 43.7 166 4915 22 43 21 22 46 20 J1619+2247 18 28 53 56.2 602.0 2.1 43.7 -13 4915 No stop 22 47 20 --- 18 29 53 56.0 602.3 2.2 43.9 47 4931 22 46 21 22 47 55 VLA1 18 30 28 55.0 602.9 2.2 44.0 21 4931 22 47 55 22 49 55 --- 18 32 28 54.7 603.5 2.3 44.3 120 4962 22 47 56 22 49 55 J1619+2247 18 32 28 55.6 603.1 2.2 44.3 -14 4962 No stop 22 50 55 --- 18 33 28 55.5 603.4 2.2 44.4 46 4977 22 49 56 22 50 55 AT2018 18 33 28 54.6 603.7 2.3 44.3 -14 4977 No stop 22 53 55 --- 18 36 29 54.1 604.5 2.3 44.8 166 5023 22 50 56 22 53 55 J1619+2247 18 36 29 55.0 604.3 2.3 44.8 -13 5023 No stop 22 54 55 --- 18 37 29 54.8 604.5 2.3 45.0 47 5038 22 53 56 22 54 55 AT2018 18 37 29 53.9 604.8 2.3 44.9 -14 5038 No stop 22 56 55 --- 18 39 29 53.6 605.4 2.4 45.1 106 5069 22 54 56 Schedule for ZELENCHK (Code Zc ) Page 15 Revealing the radio structure in AT2018cow 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 ---------------------------------------------------------------------------------------- --- Wed 5 Jun 2019 Day 156 --- 22 56 55 VLA2 18 39 29 53.7 605.2 2.4 45.1 -8 5069 No stop 22 57 55 --- 18 40 30 53.6 605.5 2.4 45.2 52 5085 22 56 56 22 58 30 J1619+2247 18 41 05 54.2 605.6 2.3 45.4 22 5085 22 58 30 22 59 30 --- 18 42 05 54.1 605.8 2.4 45.6 60 5100 22 58 31 22 59 30 AT2018 18 42 05 53.2 606.1 2.4 45.5 -14 5100 No stop 23 02 30 --- 18 45 05 52.7 606.9 2.5 45.8 166 5146 22 59 31 23 02 30 J1619+2247 18 45 05 53.6 606.6 2.4 45.9 -13 5146 No stop 23 03 30 --- 18 46 06 53.4 606.9 2.4 46.1 47 5162 23 02 31 23 03 30 AT2018 18 46 06 52.5 607.1 2.5 45.9 -14 5162 No stop 23 06 30 --- 18 49 06 52.0 607.9 2.5 46.3 166 5208 23 03 31 23 06 30 J1619+2247 18 49 06 52.9 607.7 2.5 46.4 -13 5208 No stop 23 07 30 --- 18 50 06 52.7 608.0 2.5 46.5 47 5223 23 06 31 23 08 05 VLA1 18 50 41 51.7 608.4 2.6 46.5 21 5223 23 08 05 23 10 05 --- 18 52 42 51.3 608.9 2.6 46.7 120 5254 23 08 06 23 10 05 J1619+2247 18 52 42 52.3 608.7 2.5 46.8 -14 5254 No stop 23 11 05 --- 18 53 42 52.1 608.9 2.6 46.9 46 5269 23 10 06 23 11 05 AT2018 18 53 42 51.2 609.1 2.6 46.8 -14 5269 No stop 23 14 05 --- 18 56 42 50.7 609.9 2.7 47.1 166 5315 23 11 06 23 14 05 J1619+2247 18 56 42 51.6 609.7 2.6 47.2 -13 5315 No stop 23 15 05 --- 18 57 42 51.4 609.9 2.6 47.3 47 5331 23 14 06 23 15 05 AT2018 18 57 42 50.5 610.1 2.7 47.2 -14 5331 No stop 23 17 05 --- 18 59 43 50.2 610.6 2.7 47.4 106 5362 23 15 06 23 17 05 VLA2 18 59 43 50.3 610.5 2.7 47.3 -8 5362 No stop 23 18 05 --- 19 00 43 50.2 610.7 2.7 47.4 52 5377 23 17 06 23 18 40 J1619+2247 19 01 18 50.8 610.8 2.7 47.7 22 5377 23 18 40 23 19 40 --- 19 02 18 50.7 611.1 2.7 47.8 60 5392 23 18 41 23 19 40 AT2018 19 02 18 49.8 611.2 2.8 47.6 -14 5392 No stop 23 22 40 --- 19 05 19 49.2 612.0 2.8 47.9 166 5438 23 19 41 23 22 40 J1619+2247 19 05 19 50.1 611.8 2.8 48.0 -13 5438 No stop 23 23 40 --- 19 06 19 50.0 612.0 2.8 48.1 47 5454 23 22 41 Schedule for ZELENCHK (Code Zc ) Page 16 Revealing the radio structure in AT2018cow 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 ---------------------------------------------------------------------------------------- --- Wed 5 Jun 2019 Day 156 --- 23 23 40 AT2018 19 06 19 49.1 612.2 2.8 47.9 -14 5454 No stop 23 26 40 --- 19 09 19 48.5 612.9 2.9 48.2 166 5500 23 23 41 23 26 40 J1619+2247 19 09 19 49.5 612.8 2.8 48.4 -13 5500 No stop 23 27 40 --- 19 10 19 49.3 613.0 2.8 48.5 47 5515 23 26 41 23 28 15 VLA1 19 10 55 48.2 613.4 2.9 48.3 21 5515 23 28 15 23 30 15 --- 19 12 55 47.9 613.8 2.9 48.5 120 5546 23 28 16 23 30 15 J1619+2247 19 12 55 48.8 613.6 2.9 48.7 -14 5546 No stop 23 31 15 --- 19 13 55 48.7 613.8 2.9 48.7 46 5562 23 30 16 23 31 15 AT2018 19 13 55 47.8 614.0 3.0 48.5 -14 5562 No stop 23 34 15 --- 19 16 56 47.2 614.6 3.0 48.8 166 5608 23 31 16 23 34 15 J1619+2247 19 16 56 48.1 614.5 2.9 49.0 -13 5608 No stop 23 35 15 --- 19 17 56 48.0 614.7 3.0 49.0 47 5623 23 34 16 23 35 15 AT2018 19 17 56 47.1 614.9 3.0 48.8 -14 5623 No stop 23 37 15 --- 19 19 56 46.7 615.3 3.1 49.0 106 5654 23 35 16 23 37 15 VLA2 19 19 56 46.9 615.2 3.0 49.0 -8 5654 No stop 23 38 15 --- 19 20 56 46.7 615.4 3.1 49.0 52 5669 23 37 16 23 38 50 J1619+2247 19 21 31 47.3 615.5 3.0 49.3 22 5669 23 38 50 23 39 50 --- 19 22 31 47.2 615.8 3.0 49.4 60 5685 23 38 51 23 39 50 AT2018 19 22 31 46.3 615.9 3.1 49.1 -14 5685 No stop 23 42 50 --- 19 25 32 45.7 616.5 3.1 49.3 166 5731 23 39 51 23 42 50 J1619+2247 19 25 32 46.6 616.4 3.1 49.5 -13 5731 No stop 23 43 50 --- 19 26 32 46.5 616.6 3.1 49.6 47 5746 23 42 51 23 43 50 AT2018 19 26 32 45.6 616.8 3.2 49.4 -14 5746 No stop 23 46 50 --- 19 29 33 45.0 617.4 3.2 49.6 166 5792 23 43 51 23 46 50 J1619+2247 19 29 33 45.9 617.3 3.2 49.8 -13 5792 No stop 23 47 50 --- 19 30 33 45.8 617.5 3.2 49.8 47 5808 23 46 51 23 48 25 VLA1 19 31 08 44.7 617.8 3.2 49.7 21 5808 23 48 25 23 50 25 --- 19 33 08 44.3 618.2 3.3 49.8 120 5838 23 48 26 23 50 25 J1619+2247 19 33 08 45.3 618.1 3.2 50.0 -14 5838 No stop 23 51 25 --- 19 34 08 45.1 618.3 3.2 50.0 46 5854 23 50 26 Schedule for ZELENCHK (Code Zc ) Page 17 Revealing the radio structure in AT2018cow 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 ---------------------------------------------------------------------------------------- --- Wed 5 Jun 2019 Day 156 --- 23 51 25 AT2018 19 34 08 44.2 618.4 3.3 49.8 -14 5854 No stop 23 54 25 --- 19 37 09 43.7 619.0 3.3 49.9 166 5900 23 51 26 23 54 25 J1619+2247 19 37 09 44.6 618.9 3.3 50.2 -13 5900 No stop 23 55 25 --- 19 38 09 44.4 619.1 3.3 50.2 47 5915 23 54 26 23 55 25 AT2018 19 38 09 43.5 619.2 3.4 50.0 -14 5915 No stop 23 57 25 --- 19 40 09 43.1 619.6 3.4 50.1 106 5946 23 55 26 23 57 25 VLA2 19 40 09 43.3 619.5 3.4 50.1 -8 5946 No stop 23 58 25 --- 19 41 10 43.1 619.7 3.4 50.1 52 5962 23 57 26 23 59 00 J1619+2247 19 41 45 43.8 619.8 3.4 50.4 22 5962 23 59 00 23 59 59 --- 19 42 45 43.6 620.0 3.4 50.4 59 5977 23 59 01 --- Thu 6 Jun 2019 Day 157 --- 00 00 00 AT2018 19 42 45 42.7 620.1 3.4 50.2 -14 5977 No stop 00 03 00 --- 19 45 45 42.1 620.7 3.5 50.3 166 6023 00 00 00 00 03 00 J1619+2247 19 45 45 43.1 620.6 3.4 50.6 -13 6023 No stop 00 04 00 --- 19 46 45 42.9 620.8 3.4 50.6 47 6038 00 03 01 00 04 00 AT2018 19 46 45 42.0 620.9 3.5 50.4 -14 6038 No stop 00 07 00 --- 19 49 46 41.4 621.5 3.5 50.5 166 6085 00 04 01 00 07 00 J1619+2247 19 49 46 42.3 621.4 3.5 50.7 -13 6085 No stop 00 08 00 --- 19 50 46 42.2 621.6 3.5 50.8 47 6100 00 07 01 00 08 35 VLA1 19 51 21 41.1 621.9 3.6 50.5 21 6100 00 08 35 00 10 35 --- 19 53 22 40.7 622.3 3.6 50.6 120 6131 00 08 36 00 10 35 J1619+2247 19 53 22 41.7 622.1 3.6 50.8 -14 6131 No stop 00 11 35 --- 19 54 22 41.5 622.3 3.6 50.9 46 6146 00 10 36 00 11 35 AT2018 19 54 22 40.6 622.4 3.6 50.6 -14 6146 No stop 00 14 35 --- 19 57 22 40.1 623.0 3.7 50.7 166 6192 00 11 36 00 14 35 J1619+2247 19 57 22 41.0 622.9 3.6 51.0 -13 6192 No stop 00 15 35 --- 19 58 22 40.8 623.1 3.6 51.0 47 6208 00 14 36 00 15 35 AT2018 19 58 22 39.9 623.2 3.7 50.7 -14 6208 No stop 00 17 35 --- 20 00 23 39.5 623.6 3.7 50.8 106 6238 00 15 36 Schedule for ZELENCHK (Code Zc ) Page 18 Revealing the radio structure in AT2018cow 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 ---------------------------------------------------------------------------------------- --- Thu 6 Jun 2019 Day 157 --- 00 17 35 VLA2 20 00 23 39.7 623.5 3.7 50.8 -8 6238 No stop 00 18 35 --- 20 01 23 39.5 623.7 3.7 50.8 52 6254 00 17 36 00 19 10 J1619+2247 20 01 58 40.2 623.8 3.7 51.1 22 6254 00 19 10 00 20 10 --- 20 02 58 40.0 624.0 3.7 51.1 60 6269 00 19 11 00 20 10 AT2018 20 02 58 39.1 624.1 3.8 50.9 -14 6269 No stop 00 23 10 --- 20 05 59 38.5 624.6 3.8 50.9 166 6315 00 20 11 00 23 10 J1619+2247 20 05 59 39.4 624.6 3.8 51.2 -13 6315 No stop 00 24 10 --- 20 06 59 39.3 624.7 3.8 51.2 47 6331 00 23 11 00 24 10 AT2018 20 06 59 38.3 624.8 3.8 51.0 -14 6331 No stop 00 27 10 --- 20 09 59 37.8 625.4 3.9 51.0 166 6377 00 24 11 00 27 10 J1619+2247 20 09 59 38.7 625.3 3.8 51.3 -13 6377 No stop 00 28 10 --- 20 10 59 38.5 625.5 3.8 51.3 47 6392 00 27 11 00 28 45 VLA1 20 11 35 37.5 625.7 3.9 51.1 21 6392 00 28 45 00 30 45 --- 20 13 35 37.1 626.1 4.0 51.1 120 6423 00 28 46 00 30 45 J1619+2247 20 13 35 38.1 626.0 3.9 51.3 -14 6423 No stop 00 31 45 --- 20 14 35 37.9 626.1 3.9 51.4 46 6438 00 30 46 00 31 45 AT2018 20 14 35 37.0 626.2 4.0 51.1 -14 6438 No stop 00 34 45 --- 20 17 36 36.4 626.8 4.0 51.1 166 6485 00 31 46 00 34 45 J1619+2247 20 17 36 37.4 626.7 4.0 51.4 -13 6485 No stop 00 35 45 --- 20 18 36 37.2 626.9 4.0 51.4 47 6500 00 34 46 00 35 45 AT2018 20 18 36 36.3 626.9 4.0 51.1 -14 6500 No stop 00 37 45 --- 20 20 36 35.9 627.3 4.1 51.2 106 6531 00 35 46 00 37 45 VLA2 20 20 36 36.0 627.2 4.1 51.2 -8 6531 No stop 00 38 45 --- 20 21 36 35.9 627.4 4.1 51.2 52 6546 00 37 46 00 39 20 J1619+2247 20 22 11 36.5 627.5 4.0 51.5 22 6546 00 39 20 00 40 20 --- 20 23 11 36.3 627.7 4.1 51.5 60 6562 00 39 21 00 40 20 AT2018 20 23 11 35.4 627.8 4.1 51.2 -14 6562 No stop 00 43 20 --- 20 26 12 34.9 628.3 4.2 51.2 166 6608 00 40 21 00 43 20 J1619+2247 20 26 12 35.8 628.2 4.1 51.5 -13 6608 No stop 00 44 20 --- 20 27 12 35.6 628.4 4.1 51.5 47 6623 00 43 21 Schedule for ZELENCHK (Code Zc ) Page 19 Revealing the radio structure in AT2018cow 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 ---------------------------------------------------------------------------------------- --- Thu 6 Jun 2019 Day 157 --- 00 44 20 AT2018 20 27 12 34.7 628.5 4.2 51.2 -14 6623 No stop 00 47 20 --- 20 30 13 34.2 629.0 4.2 51.2 166 6669 00 44 21 00 47 20 J1619+2247 20 30 13 35.1 628.9 4.2 51.5 -13 6669 No stop 00 48 20 --- 20 31 13 34.9 629.1 4.2 51.5 47 6685 00 47 21 00 48 55 VLA1 20 31 48 33.8 629.3 4.3 51.2 21 6685 00 48 55 00 50 55 --- 20 33 48 33.5 629.7 4.3 51.2 120 6715 00 48 56 00 50 55 J1619+2247 20 33 48 34.4 629.6 4.2 51.5 -14 6715 No stop 00 51 55 --- 20 34 48 34.2 629.7 4.2 51.5 46 6731 00 50 56 00 51 55 AT2018 20 34 48 33.3 629.8 4.3 51.2 -14 6731 No stop 00 54 55 --- 20 37 49 32.8 630.3 4.3 51.2 166 6777 00 51 56 00 54 55 J1619+2247 20 37 49 33.7 630.3 4.3 51.5 -13 6777 No stop 00 55 55 --- 20 38 49 33.5 630.4 4.3 51.5 47 6792 00 54 56 00 55 55 AT2018 20 38 49 32.6 630.5 4.4 51.2 -14 6792 No stop 00 57 55 --- 20 40 49 32.2 630.8 4.4 51.2 106 6823 00 55 56 00 57 55 VLA2 20 40 49 32.4 630.8 4.4 51.3 -8 6823 No stop 00 58 55 --- 20 41 49 32.2 630.9 4.4 51.3 52 6838 00 57 56 00 59 30 J1619+2247 20 42 25 32.9 631.0 4.4 51.5 22 6838 00 59 30 01 00 30 --- 20 43 25 32.7 631.2 4.4 51.5 60 6854 00 59 31 01 00 30 AT2018 20 43 25 31.8 631.3 4.4 51.2 -14 6854 No stop 01 03 30 --- 20 46 25 31.2 631.8 4.5 51.2 166 6900 01 00 31 01 03 30 J1619+2247 20 46 25 32.2 631.7 4.4 51.5 -13 6900 No stop 01 04 30 --- 20 47 25 32.0 631.9 4.5 51.5 47 6915 01 03 31 01 04 30 AT2018 20 47 25 31.1 632.0 4.5 51.2 -14 6915 No stop 01 07 30 --- 20 50 26 30.5 632.5 4.6 51.2 166 6962 01 04 31 01 07 30 J1619+2247 20 50 26 31.4 632.4 4.5 51.5 -13 6962 No stop 01 08 30 --- 20 51 26 31.2 632.6 4.5 51.4 47 6977 01 07 31 01 09 05 VLA1 20 52 01 30.2 632.8 4.6 51.2 21 6977 01 09 05 01 11 05 --- 20 54 01 29.8 633.1 4.6 51.1 120 7008 01 09 06 01 11 05 J1619+2247 20 54 01 30.8 633.0 4.6 51.4 -14 7008 No stop 01 12 05 --- 20 55 02 30.6 633.2 4.6 51.4 46 7023 01 11 06 Schedule for ZELENCHK (Code Zc ) Page 20 Revealing the radio structure in AT2018cow 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 ---------------------------------------------------------------------------------------- --- Thu 6 Jun 2019 Day 157 --- 01 12 05 AT2018 20 55 02 29.7 633.2 4.6 51.1 -14 7023 No stop 01 15 05 --- 20 58 02 29.1 633.7 4.7 51.1 166 7069 01 12 06 01 15 05 J1619+2247 20 58 02 30.1 633.7 4.6 51.4 -13 7069 No stop 01 16 05 --- 20 59 02 29.9 633.8 4.6 51.4 47 7085 01 15 06 01 16 05 AT2018 20 59 02 29.0 633.9 4.7 51.1 -14 7085 No stop 01 18 05 --- 21 01 03 28.6 634.2 4.7 51.0 106 7115 01 16 06 01 18 05 VLA2 21 01 03 28.8 634.2 4.7 51.1 -8 7115 No stop 01 19 05 --- 21 02 03 28.6 634.3 4.7 51.1 52 7131 01 18 06 01 19 40 J1619+2247 21 02 38 29.2 634.4 4.7 51.3 22 7131 01 19 40 01 20 40 --- 21 03 38 29.1 634.6 4.7 51.3 60 7146 01 19 41 ---------- Ef is out for a pointing check ---------- 01 20 40 AT2018 21 03 38 28.1 634.7 4.8 51.0 -14 7146 No stop 01 23 40 --- 21 06 39 27.6 635.2 4.8 51.0 166 7192 01 20 41 01 23 40 J1619+2247 21 06 39 28.5 635.1 4.8 51.2 -13 7192 No stop 01 24 40 --- 21 07 39 28.3 635.3 4.8 51.2 47 7208 01 23 41 01 24 40 AT2018 21 07 39 27.4 635.3 4.8 50.9 -14 7208 No stop 01 27 40 --- 21 10 39 26.9 635.8 4.9 50.9 166 7254 01 24 41 01 27 40 J1619+2247 21 10 39 27.8 635.8 4.8 51.2 -13 7254 No stop 01 28 40 --- 21 11 39 27.6 635.9 4.9 51.1 47 7269 01 27 41 ---------- Ef is in ---------- 01 29 15 VLA1 21 12 14 26.5 636.1 4.9 50.8 21 7269 01 29 15 01 31 15 --- 21 14 15 26.2 636.5 5.0 50.8 120 7300 01 29 16 01 31 15 J1619+2247 21 14 15 27.1 636.3 4.9 51.1 -14 7300 No stop 01 32 15 --- 21 15 15 27.0 636.5 4.9 51.1 46 7315 01 31 16 01 32 15 AT2018 21 15 15 26.1 636.6 5.0 50.8 -14 7315 No stop 01 35 15 --- 21 18 15 25.5 637.1 5.0 50.7 166 7362 01 32 16 01 35 15 J1619+2247 21 18 15 26.4 637.0 5.0 51.0 -13 7362 No stop 01 36 15 --- 21 19 16 26.2 637.2 5.0 51.0 47 7377 01 35 16 01 36 15 AT2018 21 19 16 25.3 637.2 5.0 50.7 -14 7377 No stop 01 38 15 --- 21 21 16 25.0 637.6 5.1 50.6 106 7408 01 36 16 Schedule for ZELENCHK (Code Zc ) Page 21 Revealing the radio structure in AT2018cow 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 ---------------------------------------------------------------------------------------- --- Thu 6 Jun 2019 Day 157 --- 01 38 15 VLA2 21 21 16 25.1 637.5 5.1 50.7 -8 7408 No stop 01 39 15 --- 21 22 16 24.9 637.6 5.1 50.6 52 7423 01 38 16 01 39 50 J1619+2247 21 22 51 25.6 637.7 5.0 50.9 22 7423 01 39 50 01 40 50 --- 21 23 51 25.4 637.9 5.1 50.8 60 7438 01 39 51 01 40 50 AT2018 21 23 51 24.5 638.0 5.1 50.6 -14 7438 No stop 01 43 50 --- 21 26 52 24.0 638.5 5.2 50.5 166 7485 01 40 51 01 43 50 J1619+2247 21 26 52 24.9 638.4 5.1 50.8 -13 7485 No stop 01 44 50 --- 21 27 52 24.7 638.5 5.1 50.7 47 7500 01 43 51 01 44 50 AT2018 21 27 52 23.8 638.6 5.2 50.4 -14 7500 No stop 01 47 50 --- 21 30 53 23.3 639.1 5.2 50.4 166 7546 01 44 51 01 47 50 J1619+2247 21 30 53 24.2 639.0 5.2 50.6 -13 7546 No stop 01 48 50 --- 21 31 53 24.0 639.2 5.2 50.6 47 7562 01 47 51 01 49 35 VLA1 21 32 38 22.9 639.4 5.3 50.3 31 7562 01 49 35 01 51 35 --- 21 34 38 22.5 639.8 5.3 50.2 120 7592 01 49 36 01 51 35 J1619+2247 21 34 38 23.5 639.6 5.2 50.5 -14 7592 No stop 01 52 35 --- 21 35 38 23.3 639.8 5.3 50.5 46 7608 01 51 36 01 52 35 AT2018 21 35 38 22.4 639.9 5.3 50.2 -14 7608 No stop 01 55 35 --- 21 38 39 21.9 640.4 5.4 50.1 166 7654 01 52 36 01 55 35 J1619+2247 21 38 39 22.8 640.3 5.3 50.4 -13 7654 No stop 01 56 35 --- 21 39 39 22.6 640.4 5.3 50.3 47 7669 01 55 36 01 56 35 AT2018 21 39 39 21.7 640.5 5.4 50.1 -14 7669 No stop 01 58 35 --- 21 41 39 21.3 640.8 5.4 50.0 106 7700 01 56 36 01 58 35 VLA2 21 41 39 21.5 640.8 5.4 50.0 -8 7700 No stop 01 59 35 --- 21 42 39 21.3 640.9 5.4 50.0 52 7715 01 58 36 02 00 10 J1619+2247 21 43 15 22.0 641.0 5.4 50.2 22 7715 02 00 10 02 01 10 --- 21 44 15 21.8 641.2 5.4 50.2 60 7731 02 00 11 02 01 10 AT2018 21 44 15 20.9 641.2 5.5 49.9 -14 7731 No stop 02 04 10 --- 21 47 15 20.4 641.7 5.5 49.8 166 7777 02 01 11 02 04 10 J1619+2247 21 47 15 21.3 641.6 5.5 50.1 -13 7777 No stop 02 05 10 --- 21 48 15 21.1 641.8 5.5 50.0 47 7792 02 04 11 Schedule for ZELENCHK (Code Zc ) Page 22 Revealing the radio structure in AT2018cow 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 ---------------------------------------------------------------------------------------- --- Thu 6 Jun 2019 Day 157 --- 02 05 10 AT2018 21 48 15 20.2 641.9 5.5 49.7 -14 7792 No stop 02 08 10 --- 21 51 16 19.6 642.4 5.6 49.6 166 7838 02 05 11 02 08 10 J1619+2247 21 51 16 20.6 642.3 5.5 49.9 -13 7838 No stop 02 09 10 --- 21 52 16 20.4 642.4 5.5 49.9 47 7854 02 08 11 02 09 55 VLA1 21 53 01 19.3 642.7 5.6 49.5 31 7854 02 09 55 02 11 55 --- 21 55 01 18.9 643.0 5.6 49.4 120 7885 02 09 56 02 11 55 J1619+2247 21 55 01 19.9 642.9 5.6 49.7 -14 7885 No stop 02 12 55 --- 21 56 02 19.7 643.0 5.6 49.7 46 7900 02 11 56 02 12 55 AT2018 21 56 02 18.8 643.1 5.7 49.4 -14 7900 No stop 02 15 55 --- 21 59 02 18.3 643.6 5.7 49.3 166 7946 02 12 56 02 15 55 J1619+2247 21 59 02 19.2 643.5 5.6 49.6 -13 7946 No stop 02 16 55 --- 22 00 02 19.0 643.7 5.7 49.5 47 7962 02 15 56 02 16 55 AT2018 22 00 02 18.1 643.8 5.7 49.2 -14 7962 No stop 02 18 55 --- 22 02 03 17.7 644.1 5.8 49.1 106 7992 02 16 56 02 18 55 VLA2 22 02 03 17.9 644.0 5.7 49.2 -8 7992 No stop 02 19 55 --- 22 03 03 17.7 644.2 5.8 49.1 52 8008 02 18 56 02 20 30 J1619+2247 22 03 38 18.4 644.2 5.7 49.4 22 8008 02 20 30 02 21 30 --- 22 04 38 18.2 644.4 5.7 49.3 60 8023 02 20 31 02 21 30 AT2018 22 04 38 17.3 644.5 5.8 49.0 -14 8023 No stop 02 24 30 --- 22 07 39 16.8 645.0 5.8 48.9 166 8069 02 21 31 02 24 30 J1619+2247 22 07 39 17.7 644.9 5.8 49.2 -13 8069 No stop 02 25 30 --- 22 08 39 17.5 645.0 5.8 49.1 47 8085 02 24 31 02 25 30 AT2018 22 08 39 16.6 645.1 5.9 48.8 -14 8085 No stop 02 28 30 --- 22 11 39 16.1 645.6 5.9 48.7 166 8131 02 25 31 02 28 30 J1619+2247 22 11 39 17.0 645.5 5.9 49.0 -13 8131 No stop 02 29 30 --- 22 12 39 16.8 645.7 5.9 48.9 47 8146 02 28 31 02 30 15 VLA1 22 13 24 15.7 645.9 5.9 48.6 31 8146 02 30 15 02 32 15 --- 22 15 25 15.4 646.3 6.0 48.5 120 8177 02 30 16 02 32 15 J1619+2247 22 15 25 16.3 646.1 5.9 48.8 -14 8177 No stop 02 33 15 --- 22 16 25 16.2 646.3 5.9 48.7 46 8192 02 32 16 Schedule for ZELENCHK (Code Zc ) Page 23 Revealing the radio structure in AT2018cow 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 ---------------------------------------------------------------------------------------- --- Thu 6 Jun 2019 Day 157 --- 02 33 15 AT2018 22 16 25 15.2 646.4 6.0 48.4 -14 8192 No stop 02 36 15 --- 22 19 25 14.7 646.8 6.0 48.3 166 8238 02 33 16 02 36 15 J1619+2247 22 19 25 15.6 646.7 6.0 48.6 -13 8238 No stop 02 37 15 --- 22 20 26 15.5 646.9 6.0 48.5 47 8254 02 36 16 02 37 15 AT2018 22 20 26 14.6 647.0 6.1 48.2 -14 8254 No stop 02 39 15 --- 22 22 26 14.2 647.3 6.1 48.1 106 8285 02 37 16 02 39 15 VLA2 22 22 26 14.4 647.3 6.1 48.2 -8 8285 No stop 02 40 15 --- 22 23 26 14.2 647.4 6.1 48.1 52 8300 02 39 16 02 40 50 J1619+2247 22 24 01 14.8 647.5 6.1 48.3 22 8300 02 40 50 02 41 50 --- 22 25 01 14.7 647.6 6.1 48.3 60 8315 02 40 51 02 41 50 AT2018 22 25 01 13.8 647.7 6.1 48.0 -14 8315 No stop 02 44 50 --- 22 28 02 13.2 648.2 6.2 47.8 166 8362 02 41 51 02 44 50 J1619+2247 22 28 02 14.2 648.1 6.1 48.1 -13 8362 No stop 02 45 50 --- 22 29 02 14.0 648.3 6.1 48.0 47 8377 02 44 51 02 45 50 AT2018 22 29 02 13.1 648.4 6.2 47.7 -14 8377 No stop 02 48 50 --- 22 32 03 12.6 648.9 6.3 47.6 166 8423 02 45 51 02 48 50 J1619+2247 22 32 03 13.5 648.7 6.2 47.8 -13 8423 No stop 02 49 50 --- 22 33 03 13.3 648.9 6.2 47.8 47 8438 02 48 51 02 50 35 VLA1 22 33 48 12.2 649.2 6.3 47.4 31 8438 02 50 35 02 52 35 --- 22 35 48 11.9 649.5 6.3 47.3 120 8469 02 50 36 02 52 35 J1619+2247 22 35 48 12.8 649.3 6.3 47.6 -14 8469 No stop 02 53 35 --- 22 36 48 12.7 649.5 6.3 47.6 46 8485 02 52 36 02 53 35 AT2018 22 36 48 11.7 649.6 6.3 47.3 -14 8485 No stop 02 56 35 --- 22 39 49 11.2 650.1 6.4 47.1 166 8531 02 53 36 02 56 35 J1619+2247 22 39 49 12.1 650.0 6.3 47.4 -13 8531 No stop 02 57 35 --- 22 40 49 12.0 650.1 6.3 47.3 47 8546 02 56 36 02 57 35 AT2018 22 40 49 11.1 650.3 6.4 47.0 -14 8546 No stop 02 59 35 --- 22 42 49 10.7 650.6 6.4 46.9 106 8577 02 57 36 02 59 35 VLA2 22 42 49 10.9 650.5 6.4 46.9 -8 8577 No stop 03 00 35 --- 22 43 49 10.7 650.7 6.4 46.9 52 8592 02 59 36 Schedule for ZELENCHK (Code Zc ) Page 24 Revealing the radio structure in AT2018cow 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 ---------------------------------------------------------------------------------------- --- Thu 6 Jun 2019 Day 157 --- 03 01 10 J1619+2247 22 44 25 11.4 650.7 6.4 47.1 22 8592 03 01 10 03 02 10 --- 22 45 25 11.2 650.9 6.4 47.0 60 8608 03 01 11 03 02 10 AT2018 22 45 25 10.3 651.0 6.5 46.7 -14 8608 No stop 03 05 10 --- 22 48 25 9.8 651.5 6.5 D 46.5 0 8654 03 02 11 03 05 10 J1619+2247 22 48 25 10.7 651.4 6.5 46.8 -12 8654 No stop 03 06 10 --- 22 49 25 10.5 651.5 6.5 46.7 48 8669 03 05 11 03 09 10 J1619+2247 22 52 26 10.0 652.0 6.5 46.5 174 8669 03 09 10 03 10 10 --- 22 53 26 9.9 652.2 6.6 D 46.5 0 8685 03 09 11 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess219.C2048 Matching groups in /home/guest/rmc/SCHED/sched11.5/catalogs/freq_RDBE.dat: kvzr_c Added by Des Small, 24 February 2012 Setup group: 2 Station: ZELENCHK Total bit rate: 2048 Format: MARK5B Bits per sample: 2 Sample rate: 64.000 Number of channels: 16 DBE type: Speedup factor: 1.00 Disk used to record data. 1st LO= 4500.00 4500.00 4500.00 4500.00 4500.00 4500.00 4500.00 4500.00 4500.00 4500.00 4500.00 4500.00 4500.00 4500.00 4500.00 4500.00 Net SB= L L U U L L U U L L U U L L U U IF SB = U U U U U U U U U U U U U U U U Pol. = RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP BBC = 1 9 1 9 2 10 2 10 3 11 3 11 4 12 4 12 BBC SB= L L U U L L U U L L U U L L U U IF = A B A B A B A B A B A B A B A B The following frequency sets based on these setups were used. Frequency Set: 10 Setup file default. Used with PCAL = off LO sum= 4830.49 4830.49 4830.49 4830.49 4894.49 4894.49 4894.49 4894.49 4958.49 4958.49 4958.49 4958.49 5022.49 5022.49 5022.49 5022.49 BBC fr= 330.49 330.49 330.49 330.49 394.49 394.49 394.49 394.49 458.49 458.49 458.49 458.49 522.49 522.49 522.49 522.49 Bandwd= 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 Matching frequency sets: 10 11 12 Track assignments are: track1= 18, 26, 2, 10, 20, 28, 4, 12, 22, 30, 6, 14, 24, 32, 8, 16 barrel=roll_off POSITIONS OF SOURCES USED IN RECORDING SCANS Source Source position (RA/Dec) Error (B1950) (J2000) (Date) (mas) * AT2018 16 13 51.046576 * 16 16 00.224400 16 16 50.911776 0.00 22 23 28.30125 * 22 16 04.89000 22 13 20.50404 0.00 From catalog imbedded in main SCHED input file. * VLA1 16 13 32.504723 * 16 15 41.690800 16 16 32.380875 0.00 22 23 52.84715 * 22 16 28.22500 22 13 43.38381 0.00 From catalog imbedded in main SCHED input file. * VLA2 16 14 31.729582 * 16 16 40.813800 16 17 31.466873 0.00 22 26 17.16485 * 22 18 56.41100 22 16 13.02748 0.00 From catalog imbedded in main SCHED input file. * J1619+2247 16 17 06.466942 * 16 19 14.824599 16 20 05.207943 0.00 22 54 58.47384 * 22 47 47.85108 22 45 08.30344 0.00 From catalog imbedded in main SCHED input file. 3C345 16 41 17.606229 * 16 42 58.809967 16 43 39.111339 0.79 * J1642+3948 39 54 10.81492 * 39 48 36.99399 39 46 34.08536 0.59 1641+399 /home/guest/rmc/SCHED/sched11.5/catalogs/sources.gsfc J1642+39 GSFC 2016a X/S astro solution, 53724 observations. 1749+096 17 49 10.387930 * 17 51 32.818574 17 52 28.505154 0.00 * J1751+0939 09 39 42.82586 * 09 39 00.72841 09 38 48.07558 0.00 J1751+09 /home/guest/rmc/SCHED/sched11.5/catalogs/sources.gsfc GSFC 2016a X/S astro solution, 192391 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 AT2018 sess219.C2048 1 2 3 4 5 6 7 8 9 10 14 15 + 6.324 534.478 VLA1 sess219.C2048 1 2 3 4 5 6 7 8 9 10 14 15 + 1.167 113.326 VLA2 sess219.C2048 1 2 3 4 5 6 7 8 9 10 14 15 + 0.567 42.727 J1619+2247 sess219.C2048 1 2 3 4 5 6 7 8 9 10 14 15 + 2.941 216.230 J1642+3948 sess219.C2048 1 2 3 4 5 6 7 8 9 10 14 15 + 0.075 7.875 J1751+0939 sess219.C2048 1 2 3 4 5 8 9 16 18 0.100 4.049 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) AT2018 134.2 VLA1 134.2 VLA2 134.2 J1619+2247 133.9 J1642+3948 117.6 J1751+0939 144.8 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