COVER INFORMATION Station: JODRELL2 (Code Jb ) 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 JODRELL2 (Code Jb ) 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: 833.51 833.51 833.51 833.51 769.51 769.51 769.51 769.51 705.51 705.51 705.51 705.51 641.51 641.51 641.51 641.51 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 09 46 07 23.5 54.3 -7.0 -39.2 0 0 17 00 00 17 02 00 =3C345 09 48 08 23.7 54.6 -6.9 -39.4 120 31 17 00 01 ---------- Main phase-referencing calibrator ---------- 17 03 30 J1619+2247 09 49 38 13.7 70.2 -6.5 -37.6 21 31 17 03 30 17 05 30 --- 09 51 38 14.0 70.6 -6.5 -37.7 120 62 17 03 31 17 05 50 VLA1 09 51 58 14.1 71.6 -6.4 -37.9 2 62 17 05 50 17 07 50 --- 09 53 59 14.4 72.0 -6.4 -37.9 120 93 17 05 51 17 08 10 J1619+2247 09 54 19 14.4 71.1 -6.4 -37.9 3 93 17 08 10 17 09 10 --- 09 55 19 14.5 71.3 -6.4 -37.9 60 108 17 08 11 17 09 10 AT2018 09 55 19 14.5 72.2 -6.4 -38.0 -18 108 No stop 17 12 10 --- 09 58 19 15.0 72.8 -6.3 -38.1 162 155 17 09 11 17 12 10 J1619+2247 09 58 19 14.9 71.8 -6.4 -38.1 -17 155 No stop 17 13 10 --- 09 59 19 15.1 72.0 -6.3 -38.1 43 170 17 12 11 17 13 10 AT2018 09 59 19 15.1 73.0 -6.3 -38.2 -18 170 No stop 17 16 10 --- 10 02 20 15.5 73.5 -6.2 -38.3 162 216 17 13 11 17 16 10 J1619+2247 10 02 20 15.5 72.6 -6.3 -38.3 -17 216 No stop 17 17 10 --- 10 03 20 15.6 72.8 -6.3 -38.3 43 232 17 16 11 17 17 45 VLA1 10 03 55 15.8 73.9 -6.2 -38.4 17 232 17 17 45 17 19 45 --- 10 05 55 16.1 74.3 -6.2 -38.5 120 263 17 17 46 17 19 45 J1619+2247 10 05 55 16.0 73.2 -6.2 -38.4 -17 263 No stop 17 20 45 --- 10 06 56 16.1 73.4 -6.2 -38.5 43 278 17 19 46 17 20 45 AT2018 10 06 56 16.2 74.4 -6.2 -38.5 -18 278 No stop 17 23 45 --- 10 09 56 16.6 75.0 -6.1 -38.6 162 325 17 20 46 17 23 45 J1619+2247 10 09 56 16.6 74.0 -6.2 -38.6 -17 325 No stop 17 24 45 --- 10 10 56 16.7 74.2 -6.2 -38.6 43 340 17 23 46 Schedule for JODRELL2 (Code Jb ) 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 10 10 56 16.8 75.1 -6.1 -38.7 -18 340 No stop 17 26 45 --- 10 12 57 17.1 75.5 -6.1 -38.8 102 371 17 24 46 17 26 45 VLA2 10 12 57 17.0 75.4 -6.1 -38.7 -8 371 No stop 17 27 45 --- 10 13 57 17.2 75.6 -6.1 -38.8 52 386 17 26 46 17 28 20 J1619+2247 10 14 32 17.2 74.9 -6.1 -38.8 19 386 17 28 20 17 29 20 --- 10 15 32 17.4 75.1 -6.1 -38.8 60 402 17 28 21 17 29 20 AT2018 10 15 32 17.4 76.0 -6.0 -38.9 -18 402 No stop 17 32 20 --- 10 18 33 17.9 76.6 -6.0 -39.0 162 448 17 29 21 17 32 20 J1619+2247 10 18 33 17.8 75.6 -6.0 -39.0 -17 448 No stop 17 33 20 --- 10 19 33 18.0 75.8 -6.0 -39.0 43 464 17 32 21 17 33 20 AT2018 10 19 33 18.0 76.8 -6.0 -39.0 -18 464 No stop 17 36 20 --- 10 22 33 18.5 77.3 -5.9 -39.1 162 510 17 33 21 17 36 20 J1619+2247 10 22 33 18.4 76.4 -6.0 -39.1 -17 510 No stop 17 37 20 --- 10 23 33 18.6 76.6 -5.9 -39.1 43 526 17 36 21 17 37 55 VLA1 10 24 08 18.7 77.7 -5.9 -39.2 17 526 17 37 55 17 39 55 --- 10 26 09 19.0 78.1 -5.8 -39.2 120 556 17 37 56 17 39 55 J1619+2247 10 26 09 18.9 77.1 -5.9 -39.2 -18 556 No stop 17 40 55 --- 10 27 09 19.1 77.2 -5.9 -39.3 42 572 17 39 56 17 40 55 AT2018 10 27 09 19.1 78.2 -5.8 -39.3 -18 572 No stop 17 43 55 --- 10 30 09 19.6 78.8 -5.8 -39.4 162 618 17 40 56 17 43 55 J1619+2247 10 30 09 19.5 77.8 -5.8 -39.4 -17 618 No stop 17 44 55 --- 10 31 10 19.7 78.0 -5.8 -39.4 43 634 17 43 56 17 44 55 AT2018 10 31 10 19.7 79.0 -5.8 -39.4 -18 634 No stop 17 46 55 --- 10 33 10 20.0 79.4 -5.7 -39.5 102 665 17 44 56 17 46 55 VLA2 10 33 10 20.0 79.2 -5.7 -39.4 -8 665 No stop 17 47 55 --- 10 34 10 20.1 79.4 -5.7 -39.5 52 680 17 46 56 17 48 30 J1619+2247 10 34 45 20.2 78.7 -5.8 -39.5 19 680 17 48 30 17 49 30 --- 10 35 45 20.3 78.9 -5.7 -39.6 60 696 17 48 31 17 49 30 AT2018 10 35 45 20.4 79.8 -5.7 -39.5 -18 696 No stop 17 52 30 --- 10 38 46 20.8 80.4 -5.6 -39.6 162 742 17 49 31 Schedule for JODRELL2 (Code Jb ) 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 10 38 46 20.8 79.4 -5.7 -39.6 -17 742 No stop 17 53 30 --- 10 39 46 20.9 79.6 -5.7 -39.7 43 757 17 52 31 17 53 30 AT2018 10 39 46 21.0 80.6 -5.6 -39.6 -18 757 No stop 17 56 30 --- 10 42 47 21.4 81.2 -5.6 -39.7 162 804 17 53 31 17 56 30 J1619+2247 10 42 47 21.4 80.2 -5.6 -39.8 -17 804 No stop 17 57 30 --- 10 43 47 21.5 80.4 -5.6 -39.8 43 819 17 56 31 17 58 05 VLA1 10 44 22 21.7 81.5 -5.5 -39.8 16 819 17 58 05 18 00 05 --- 10 46 22 22.0 81.9 -5.5 -39.8 120 850 17 58 06 18 00 05 J1619+2247 10 46 22 21.9 80.9 -5.6 -39.9 -18 850 No stop 18 01 05 --- 10 47 22 22.0 81.1 -5.5 -39.9 42 866 18 00 06 18 01 05 AT2018 10 47 22 22.1 82.1 -5.5 -39.8 -18 866 No stop 18 04 05 --- 10 50 23 22.6 82.6 -5.4 -39.9 162 912 18 01 06 18 04 05 J1619+2247 10 50 23 22.5 81.7 -5.5 -40.0 -17 912 No stop 18 05 05 --- 10 51 23 22.6 81.8 -5.5 -40.0 43 927 18 04 06 18 05 05 AT2018 10 51 23 22.7 82.8 -5.4 -39.9 -18 927 No stop 18 07 05 --- 10 53 23 23.0 83.2 -5.4 -39.9 102 958 18 05 06 18 07 05 VLA2 10 53 23 22.9 83.1 -5.4 -39.9 -8 958 No stop 18 08 05 --- 10 54 23 23.1 83.3 -5.4 -40.0 52 974 18 07 06 18 08 40 J1619+2247 10 54 59 23.2 82.5 -5.4 -40.1 19 974 18 08 40 18 09 40 --- 10 55 59 23.3 82.7 -5.4 -40.1 60 989 18 08 41 18 09 40 AT2018 10 55 59 23.4 83.7 -5.3 -40.0 -18 989 No stop 18 12 40 --- 10 58 59 23.8 84.3 -5.3 -40.0 162 1036 18 09 41 18 12 40 J1619+2247 10 58 59 23.8 83.3 -5.4 -40.1 -17 1036 No stop 18 13 40 --- 10 59 59 23.9 83.5 -5.3 -40.2 43 1051 18 12 41 18 13 40 AT2018 10 59 59 24.0 84.5 -5.3 -40.1 -18 1051 No stop 18 16 40 --- 11 03 00 24.4 85.1 -5.2 -40.1 162 1098 18 13 41 18 16 40 J1619+2247 11 03 00 24.4 84.1 -5.3 -40.2 -17 1098 No stop 18 17 40 --- 11 04 00 24.5 84.3 -5.3 -40.2 43 1113 18 16 41 18 18 15 VLA1 11 04 35 24.7 85.4 -5.2 -40.1 16 1113 18 18 15 18 20 15 --- 11 06 35 25.0 85.8 -5.2 -40.2 120 1144 18 18 16 Schedule for JODRELL2 (Code Jb ) 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 11 06 35 24.9 84.8 -5.2 -40.3 -18 1144 No stop 18 21 15 --- 11 07 36 25.1 85.0 -5.2 -40.3 42 1159 18 20 16 18 21 15 AT2018 11 07 36 25.1 86.0 -5.2 -40.2 -18 1159 No stop 18 24 15 --- 11 10 36 25.6 86.6 -5.1 -40.2 162 1206 18 21 16 18 24 15 J1619+2247 11 10 36 25.5 85.6 -5.2 -40.3 -17 1206 No stop 18 25 15 --- 11 11 36 25.6 85.7 -5.1 -40.3 43 1221 18 24 16 18 25 15 AT2018 11 11 36 25.7 86.8 -5.1 -40.2 -18 1221 No stop 18 27 15 --- 11 13 37 26.0 87.2 -5.1 -40.2 102 1252 18 25 16 18 27 15 VLA2 11 13 37 26.0 87.0 -5.1 -40.2 -8 1252 No stop 18 28 15 --- 11 14 37 26.1 87.2 -5.0 -40.2 52 1268 18 27 16 18 28 50 J1619+2247 11 15 12 26.2 86.5 -5.1 -40.4 19 1268 18 28 50 18 29 50 --- 11 16 12 26.3 86.6 -5.1 -40.4 60 1283 18 28 51 18 29 50 AT2018 11 16 12 26.4 87.7 -5.0 -40.2 -18 1283 No stop 18 32 50 --- 11 19 12 26.9 88.3 -5.0 -40.3 162 1329 18 29 51 18 32 50 J1619+2247 11 19 12 26.8 87.2 -5.0 -40.4 -18 1329 No stop 18 33 50 --- 11 20 13 26.9 87.4 -5.0 -40.4 42 1345 18 32 51 18 33 50 AT2018 11 20 13 27.0 88.5 -4.9 -40.3 -18 1345 No stop 18 36 50 --- 11 23 13 27.5 89.1 -4.9 -40.3 162 1391 18 33 51 18 36 50 J1619+2247 11 23 13 27.4 88.0 -4.9 -40.4 -18 1391 No stop 18 37 50 --- 11 24 13 27.5 88.2 -4.9 -40.4 42 1407 18 36 51 18 38 25 VLA1 11 24 48 27.8 89.4 -4.9 -40.3 16 1407 18 38 25 18 40 25 --- 11 26 49 28.1 89.8 -4.8 -40.3 120 1438 18 38 26 18 40 25 J1619+2247 11 26 49 27.9 88.7 -4.9 -40.5 -18 1438 No stop 18 41 25 --- 11 27 49 28.1 88.9 -4.9 -40.5 42 1453 18 40 26 18 41 25 AT2018 11 27 49 28.2 90.0 -4.8 -40.3 -19 1453 No stop 18 44 25 --- 11 30 49 28.6 90.6 -4.8 -40.3 161 1499 18 41 26 18 44 25 J1619+2247 11 30 49 28.5 89.5 -4.8 -40.5 -18 1499 No stop 18 45 25 --- 11 31 50 28.7 89.7 -4.8 -40.5 42 1515 18 44 26 18 45 25 AT2018 11 31 50 28.8 90.8 -4.8 -40.3 -19 1515 No stop 18 47 25 --- 11 33 50 29.1 91.2 -4.7 -40.3 101 1546 18 45 26 Schedule for JODRELL2 (Code Jb ) 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 11 33 50 29.0 91.0 -4.7 -40.3 -8 1546 No stop 18 48 25 --- 11 34 50 29.1 91.2 -4.7 -40.3 52 1561 18 47 26 18 49 00 J1619+2247 11 35 25 29.2 90.5 -4.7 -40.5 19 1561 18 49 00 18 50 00 --- 11 36 25 29.4 90.7 -4.7 -40.5 60 1577 18 49 01 18 50 00 AT2018 11 36 25 29.4 91.7 -4.7 -40.3 -19 1577 No stop 18 53 00 --- 11 39 26 29.9 92.3 -4.6 -40.2 161 1623 18 50 01 18 53 00 J1619+2247 11 39 26 29.8 91.3 -4.7 -40.5 -18 1623 No stop 18 54 00 --- 11 40 26 30.0 91.5 -4.7 -40.5 42 1639 18 53 01 18 54 00 AT2018 11 40 26 30.0 92.5 -4.6 -40.2 -19 1639 No stop 18 57 00 --- 11 43 26 30.5 93.1 -4.6 -40.2 161 1685 18 54 01 18 57 00 J1619+2247 11 43 26 30.4 92.1 -4.6 -40.4 -18 1685 No stop 18 58 00 --- 11 44 27 30.6 92.3 -4.6 -40.4 42 1700 18 57 01 18 58 35 VLA1 11 45 02 30.8 93.5 -4.5 -40.2 16 1700 18 58 35 19 00 35 --- 11 47 02 31.1 93.9 -4.5 -40.2 120 1731 18 58 36 19 00 35 J1619+2247 11 47 02 30.9 92.8 -4.6 -40.4 -18 1731 No stop 19 01 35 --- 11 48 02 31.1 93.0 -4.5 -40.4 42 1747 19 00 36 19 01 35 AT2018 11 48 02 31.2 94.1 -4.5 -40.2 -19 1747 No stop 19 04 35 --- 11 51 03 31.6 94.7 -4.4 -40.1 161 1793 19 01 36 19 04 35 J1619+2247 11 51 03 31.5 93.6 -4.5 -40.4 -18 1793 No stop 19 05 35 --- 11 52 03 31.7 93.8 -4.5 -40.4 42 1809 19 04 36 19 05 35 AT2018 11 52 03 31.8 94.9 -4.4 -40.1 -19 1809 No stop 19 07 35 --- 11 54 03 32.1 95.3 -4.4 -40.1 101 1840 19 05 36 19 07 35 VLA2 11 54 03 32.0 95.2 -4.4 -40.1 -8 1840 No stop 19 08 35 --- 11 55 03 32.2 95.4 -4.4 -40.1 52 1855 19 07 36 19 09 10 J1619+2247 11 55 38 32.2 94.6 -4.4 -40.3 18 1855 19 09 10 19 10 10 --- 11 56 39 32.4 94.8 -4.4 -40.3 60 1870 19 09 11 19 10 10 AT2018 11 56 39 32.5 95.9 -4.3 -40.0 -19 1870 No stop 19 13 10 --- 11 59 39 32.9 96.5 -4.3 -40.0 161 1917 19 10 11 19 13 10 J1619+2247 11 59 39 32.8 95.4 -4.3 -40.3 -18 1917 No stop 19 14 10 --- 12 00 39 33.0 95.6 -4.3 -40.2 42 1932 19 13 11 Schedule for JODRELL2 (Code Jb ) 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 12 00 39 33.1 96.7 -4.3 -40.0 -19 1932 No stop 19 17 10 --- 12 03 40 33.5 97.4 -4.2 -39.9 161 1979 19 14 11 19 17 10 J1619+2247 12 03 40 33.4 96.3 -4.3 -40.2 -18 1979 No stop 19 18 10 --- 12 04 40 33.6 96.5 -4.3 -40.2 42 1994 19 17 11 19 18 45 VLA1 12 05 15 33.8 97.8 -4.2 -39.8 16 1994 19 18 45 19 20 45 --- 12 07 15 34.1 98.2 -4.2 -39.8 120 2025 19 18 46 19 20 45 J1619+2247 12 07 15 34.0 97.0 -4.2 -40.1 -19 2025 No stop 19 21 45 --- 12 08 16 34.1 97.2 -4.2 -40.1 41 2040 19 20 46 19 21 45 AT2018 12 08 16 34.2 98.3 -4.1 -39.8 -19 2040 No stop 19 24 45 --- 12 11 16 34.6 99.0 -4.1 -39.7 161 2087 19 21 46 19 24 45 J1619+2247 12 11 16 34.6 97.9 -4.1 -40.0 -18 2087 No stop 19 25 45 --- 12 12 16 34.7 98.1 -4.1 -40.0 42 2102 19 24 46 19 25 45 AT2018 12 12 16 34.8 99.2 -4.1 -39.7 -19 2102 No stop 19 27 45 --- 12 14 17 35.1 99.6 -4.0 -39.6 101 2133 19 25 46 19 27 45 VLA2 12 14 17 35.0 99.5 -4.1 -39.6 -8 2133 No stop 19 28 45 --- 12 15 17 35.2 99.7 -4.0 -39.6 52 2149 19 27 46 19 29 20 J1619+2247 12 15 52 35.2 98.9 -4.1 -39.9 18 2149 19 29 20 19 30 20 --- 12 16 52 35.4 99.1 -4.1 -39.9 60 2164 19 29 21 19 30 20 AT2018 12 16 52 35.5 100.2 -4.0 -39.5 -19 2164 No stop 19 33 20 --- 12 19 52 35.9 100.9 -3.9 -39.4 161 2211 19 30 21 19 33 20 J1619+2247 12 19 52 35.8 99.7 -4.0 -39.8 -18 2211 No stop 19 34 20 --- 12 20 53 36.0 100.0 -4.0 -39.7 42 2226 19 33 21 19 34 20 AT2018 12 20 53 36.0 101.1 -3.9 -39.4 -19 2226 No stop 19 37 20 --- 12 23 53 36.5 101.8 -3.9 -39.3 161 2272 19 34 21 19 37 20 J1619+2247 12 23 53 36.4 100.6 -3.9 -39.6 -18 2272 No stop 19 38 20 --- 12 24 53 36.6 100.9 -3.9 -39.6 42 2288 19 37 21 19 38 55 VLA1 12 25 28 36.8 102.2 -3.9 -39.2 15 2288 19 38 55 19 40 55 --- 12 27 29 37.1 102.6 -3.8 -39.1 120 2319 19 38 56 19 40 55 J1619+2247 12 27 29 36.9 101.4 -3.9 -39.5 -19 2319 No stop 19 41 55 --- 12 28 29 37.1 101.6 -3.9 -39.5 41 2334 19 40 56 Schedule for JODRELL2 (Code Jb ) 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 12 28 29 37.2 102.8 -3.8 -39.1 -19 2334 No stop 19 44 55 --- 12 31 29 37.6 103.5 -3.8 -39.0 161 2381 19 41 56 19 44 55 J1619+2247 12 31 29 37.5 102.3 -3.8 -39.4 -19 2381 No stop 19 45 55 --- 12 32 29 37.7 102.5 -3.8 -39.3 41 2396 19 44 56 19 45 55 AT2018 12 32 29 37.7 103.7 -3.7 -38.9 -19 2396 No stop 19 47 55 --- 12 34 30 38.0 104.2 -3.7 -38.8 101 2427 19 45 56 19 47 55 VLA2 12 34 30 38.0 104.0 -3.7 -38.9 -8 2427 No stop 19 48 55 --- 12 35 30 38.1 104.2 -3.7 -38.8 52 2442 19 47 56 19 49 30 J1619+2247 12 36 05 38.2 103.4 -3.7 -39.2 18 2442 19 49 30 19 50 30 --- 12 37 05 38.4 103.6 -3.7 -39.1 60 2458 19 49 31 19 50 30 AT2018 12 37 05 38.4 104.8 -3.7 -38.7 -20 2458 No stop 19 53 30 --- 12 40 06 38.8 105.5 -3.6 -38.5 160 2504 19 50 31 19 53 30 J1619+2247 12 40 06 38.8 104.3 -3.7 -39.0 -19 2504 No stop 19 54 30 --- 12 41 06 38.9 104.5 -3.6 -38.9 41 2520 19 53 31 19 54 30 AT2018 12 41 06 39.0 105.7 -3.6 -38.5 -20 2520 No stop 19 57 30 --- 12 44 06 39.4 106.4 -3.5 -38.3 160 2566 19 54 31 19 57 30 J1619+2247 12 44 06 39.4 105.2 -3.6 -38.8 -19 2566 No stop 19 58 30 --- 12 45 07 39.5 105.4 -3.6 -38.7 41 2582 19 57 31 19 59 05 VLA1 12 45 42 39.7 106.8 -3.5 -38.2 15 2582 19 59 05 20 01 05 --- 12 47 42 40.0 107.3 -3.5 -38.1 120 2612 19 59 06 20 01 05 J1619+2247 12 47 42 39.9 106.0 -3.5 -38.6 -19 2612 No stop 20 02 05 --- 12 48 42 40.0 106.3 -3.5 -38.5 41 2628 20 01 06 20 02 05 AT2018 12 48 42 40.1 107.5 -3.5 -38.1 -20 2628 No stop 20 05 05 --- 12 51 43 40.5 108.2 -3.4 -37.9 160 2674 20 02 06 20 05 05 J1619+2247 12 51 43 40.5 107.0 -3.5 -38.4 -19 2674 No stop 20 06 05 --- 12 52 43 40.6 107.2 -3.5 -38.3 41 2690 20 05 06 20 06 05 AT2018 12 52 43 40.6 108.4 -3.4 -37.8 -20 2690 No stop 20 08 05 --- 12 54 43 40.9 108.9 -3.4 -37.7 100 2721 20 06 06 20 08 05 VLA2 12 54 43 40.9 108.7 -3.4 -37.8 -9 2721 No stop 20 09 05 --- 12 55 43 41.0 109.0 -3.4 -37.7 51 2736 20 08 06 Schedule for JODRELL2 (Code Jb ) 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 12 56 18 41.1 108.1 -3.4 -38.1 18 2736 20 09 40 20 10 40 --- 12 57 19 41.3 108.3 -3.4 -38.0 60 2752 20 09 41 20 10 40 AT2018 12 57 19 41.3 109.6 -3.3 -37.5 -20 2752 No stop 20 13 40 --- 13 00 19 41.7 110.3 -3.3 -37.3 160 2798 20 10 41 20 13 40 J1619+2247 13 00 19 41.7 109.1 -3.3 -37.8 -19 2798 No stop 20 14 40 --- 13 01 19 41.8 109.3 -3.3 -37.8 41 2813 20 13 41 20 14 40 AT2018 13 01 19 41.9 110.5 -3.3 -37.3 -20 2813 No stop 20 17 40 --- 13 04 20 42.3 111.3 -3.2 -37.0 160 2860 20 14 41 20 17 40 J1619+2247 13 04 20 42.3 110.0 -3.3 -37.6 -19 2860 No stop 20 18 40 --- 13 05 20 42.4 110.3 -3.2 -37.5 41 2875 20 17 41 20 19 15 VLA1 13 05 55 42.6 111.8 -3.2 -36.9 14 2875 20 19 15 20 21 15 --- 13 07 55 42.8 112.3 -3.1 -36.8 120 2906 20 19 16 20 21 15 J1619+2247 13 07 55 42.8 110.9 -3.2 -37.3 -20 2906 No stop 20 22 15 --- 13 08 55 42.9 111.2 -3.2 -37.2 40 2922 20 21 16 20 22 15 AT2018 13 08 55 42.9 112.4 -3.1 -36.7 -20 2922 No stop 20 25 15 --- 13 11 56 43.3 113.2 -3.1 -36.5 160 2968 20 22 16 20 25 15 J1619+2247 13 11 56 43.3 111.9 -3.1 -37.0 -19 2968 No stop 20 26 15 --- 13 12 56 43.5 112.2 -3.1 -36.9 41 2983 20 25 16 20 26 15 AT2018 13 12 56 43.5 113.5 -3.1 -36.4 -20 2983 No stop 20 28 15 --- 13 14 56 43.7 114.0 -3.0 -36.2 100 3014 20 26 16 20 28 15 VLA2 13 14 56 43.7 113.8 -3.0 -36.3 -9 3014 No stop 20 29 15 --- 13 15 57 43.8 114.0 -3.0 -36.2 51 3030 20 28 16 20 29 50 J1619+2247 13 16 32 43.9 113.1 -3.1 -36.6 17 3030 20 29 50 20 30 50 --- 13 17 32 44.1 113.4 -3.0 -36.6 60 3045 20 29 51 20 30 50 AT2018 13 17 32 44.1 114.7 -3.0 -36.0 -20 3045 No stop 20 33 50 --- 13 20 32 44.5 115.4 -2.9 -35.7 160 3092 20 30 51 20 33 50 J1619+2247 13 20 32 44.5 114.2 -3.0 -36.3 -19 3092 No stop 20 34 50 --- 13 21 33 44.6 114.4 -3.0 -36.2 41 3107 20 33 51 20 34 50 AT2018 13 21 33 44.6 115.7 -2.9 -35.6 -20 3107 No stop 20 37 50 --- 13 24 33 45.0 116.5 -2.9 -35.4 160 3153 20 34 51 Schedule for JODRELL2 (Code Jb ) 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 13 24 33 45.0 115.2 -2.9 -36.0 -19 3153 No stop 20 38 50 --- 13 25 33 45.2 115.5 -2.9 -35.9 41 3169 20 37 51 20 39 25 VLA1 13 26 08 45.3 117.0 -2.8 -35.2 14 3169 20 39 25 20 41 25 --- 13 28 09 45.6 117.6 -2.8 -35.0 120 3200 20 39 26 20 41 25 J1619+2247 13 28 09 45.5 116.2 -2.9 -35.6 -20 3200 No stop 20 42 25 --- 13 29 09 45.7 116.4 -2.8 -35.5 40 3215 20 41 26 20 42 25 AT2018 13 29 09 45.7 117.7 -2.8 -34.9 -21 3215 No stop 20 45 25 --- 13 32 09 46.1 118.6 -2.7 -34.6 159 3262 20 42 26 20 45 25 J1619+2247 13 32 09 46.1 117.2 -2.8 -35.2 -20 3262 No stop 20 46 25 --- 13 33 09 46.2 117.5 -2.8 -35.1 40 3277 20 45 26 20 46 25 AT2018 13 33 09 46.2 118.8 -2.7 -34.5 -21 3277 No stop 20 48 25 --- 13 35 10 46.5 119.4 -2.7 -34.3 99 3308 20 46 26 20 48 25 VLA2 13 35 10 46.4 119.2 -2.7 -34.4 -9 3308 No stop 20 49 25 --- 13 36 10 46.5 119.4 -2.7 -34.3 51 3324 20 48 26 20 50 00 J1619+2247 13 36 45 46.7 118.5 -2.7 -34.8 17 3324 20 50 00 20 51 00 --- 13 37 45 46.8 118.8 -2.7 -34.7 60 3339 20 50 01 20 51 00 AT2018 13 37 45 46.8 120.1 -2.7 -34.0 -21 3339 No stop 20 54 00 --- 13 40 46 47.2 121.0 -2.6 -33.7 159 3385 20 51 01 20 54 00 J1619+2247 13 40 46 47.2 119.6 -2.7 -34.3 -20 3385 No stop 20 55 00 --- 13 41 46 47.3 119.9 -2.6 -34.2 40 3401 20 54 01 20 55 00 AT2018 13 41 46 47.3 121.3 -2.6 -33.6 -21 3401 No stop 20 58 00 --- 13 44 46 47.7 122.1 -2.5 -33.2 159 3447 20 55 01 20 58 00 J1619+2247 13 44 46 47.7 120.8 -2.6 -33.9 -20 3447 No stop 20 59 00 --- 13 45 46 47.8 121.0 -2.6 -33.8 40 3463 20 58 01 20 59 35 VLA1 13 46 22 47.9 122.7 -2.5 -33.0 13 3463 20 59 35 21 01 35 --- 13 48 22 48.2 123.2 -2.5 -32.7 120 3494 20 59 36 21 01 35 J1619+2247 13 48 22 48.2 121.8 -2.5 -33.5 -20 3494 No stop 21 02 35 --- 13 49 22 48.3 122.1 -2.5 -33.4 40 3509 21 01 36 21 02 35 AT2018 13 49 22 48.3 123.4 -2.5 -32.6 -21 3509 No stop 21 05 35 --- 13 52 23 48.6 124.3 -2.4 -32.3 159 3555 21 02 36 Schedule for JODRELL2 (Code Jb ) 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 13 52 23 48.7 122.9 -2.5 -33.0 -20 3555 No stop 21 06 35 --- 13 53 23 48.8 123.2 -2.4 -32.9 40 3571 21 05 36 21 06 35 AT2018 13 53 23 48.8 124.6 -2.4 -32.1 -21 3571 No stop 21 08 35 --- 13 55 23 49.0 125.2 -2.4 -31.9 99 3602 21 06 36 21 08 35 VLA2 13 55 23 49.0 125.0 -2.4 -32.0 -9 3602 No stop 21 09 35 --- 13 56 23 49.1 125.3 -2.4 -31.9 51 3617 21 08 36 21 10 10 J1619+2247 13 56 58 49.3 124.3 -2.4 -32.4 17 3617 21 10 10 21 11 10 --- 13 57 58 49.4 124.6 -2.4 -32.3 60 3633 21 10 11 ---------- Ef is out for a pointing check ---------- 21 11 10 AT2018 13 57 58 49.3 126.0 -2.3 -31.5 -21 3633 No stop 21 14 10 --- 14 00 59 49.7 126.9 -2.3 -31.1 159 3679 21 11 11 21 14 10 J1619+2247 14 00 59 49.7 125.5 -2.3 -31.9 -20 3679 No stop 21 15 10 --- 14 01 59 49.9 125.8 -2.3 -31.8 40 3695 21 14 11 21 15 10 AT2018 14 01 59 49.8 127.2 -2.2 -31.0 -21 3695 No stop 21 18 10 --- 14 05 00 50.2 128.2 -2.2 -30.6 159 3741 21 15 11 21 18 10 J1619+2247 14 05 00 50.2 126.7 -2.3 -31.3 -20 3741 No stop 21 19 10 --- 14 06 00 50.4 127.0 -2.2 -31.2 40 3756 21 18 11 ---------- Ef is in ---------- 21 19 45 VLA1 14 06 35 50.4 128.7 -2.2 -30.3 13 3756 21 19 45 21 21 45 --- 14 08 35 50.6 129.4 -2.1 -30.0 120 3787 21 19 46 21 21 45 J1619+2247 14 08 35 50.7 127.8 -2.2 -30.8 -21 3787 No stop 21 22 45 --- 14 09 35 50.8 128.2 -2.2 -30.7 39 3803 21 21 46 21 22 45 AT2018 14 09 35 50.7 129.6 -2.1 -29.9 -22 3803 No stop 21 25 45 --- 14 12 36 51.0 130.6 -2.1 -29.4 158 3849 21 22 46 21 25 45 J1619+2247 14 12 36 51.1 129.1 -2.1 -30.2 -20 3849 No stop 21 26 45 --- 14 13 36 51.2 129.4 -2.1 -30.1 40 3865 21 25 46 21 26 45 AT2018 14 13 36 51.2 130.9 -2.1 -29.3 -22 3865 No stop 21 28 45 --- 14 15 36 51.4 131.5 -2.0 -28.9 98 3895 21 26 46 21 28 45 VLA2 14 15 36 51.3 131.3 -2.0 -29.1 -9 3895 No stop 21 29 45 --- 14 16 37 51.5 131.6 -2.0 -28.9 51 3911 21 28 46 Schedule for JODRELL2 (Code Jb ) 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 14 17 12 51.7 130.6 -2.0 -29.5 16 3911 21 30 20 21 31 20 --- 14 18 12 51.8 130.9 -2.0 -29.4 60 3926 21 30 21 21 33 20 J1642+3948 14 20 12 62.3 104.4 -2.4 -49.0 18 3926 21 33 20 21 35 50 =3C345 14 22 43 62.7 105.1 -2.3 -48.7 150 3965 21 33 21 ---------- Main phase-referencing calibrator ---------- 21 37 20 J1619+2247 14 24 13 52.4 132.9 -1.9 -28.4 -16 3965 21 37 20 21 38 50 --- 14 25 43 52.6 133.4 -1.9 -28.1 74 3988 21 37 21 21 38 50 AT2018 14 25 43 52.5 134.9 -1.9 -27.3 -22 3988 No stop 21 41 50 --- 14 28 44 52.8 135.9 -1.8 -26.7 158 4035 21 38 51 21 41 50 J1619+2247 14 28 44 52.9 134.4 -1.9 -27.6 -21 4035 No stop 21 42 50 --- 14 29 44 53.0 134.7 -1.8 -27.5 39 4050 21 41 51 21 42 50 AT2018 14 29 44 52.9 136.2 -1.8 -26.6 -22 4050 No stop 21 45 50 --- 14 32 44 53.2 137.3 -1.7 -26.0 158 4096 21 42 51 21 45 50 J1619+2247 14 32 44 53.4 135.8 -1.8 -26.9 -21 4096 No stop 21 46 50 --- 14 33 44 53.5 136.1 -1.8 -26.7 39 4112 21 45 51 21 47 25 VLA1 14 34 19 53.4 137.9 -1.7 -25.7 12 4112 21 47 25 21 49 25 --- 14 36 20 53.6 138.6 -1.7 -25.3 120 4143 21 47 26 21 49 25 J1619+2247 14 36 20 53.7 137.0 -1.7 -26.3 -21 4143 No stop 21 50 25 --- 14 37 20 53.8 137.4 -1.7 -26.1 39 4158 21 49 26 21 50 25 AT2018 14 37 20 53.7 138.9 -1.7 -25.2 -22 4158 No stop 21 53 25 --- 14 40 20 54.0 140.0 -1.6 -24.6 158 4205 21 50 26 21 53 25 J1619+2247 14 40 20 54.1 138.4 -1.7 -25.5 -21 4205 No stop 21 54 25 --- 14 41 21 54.2 138.8 -1.6 -25.3 39 4220 21 53 26 21 54 25 AT2018 14 41 21 54.1 140.3 -1.6 -24.4 -22 4220 No stop 21 56 25 --- 14 43 21 54.3 141.0 -1.6 -24.0 98 4251 21 54 26 21 56 25 VLA2 14 43 21 54.2 140.8 -1.6 -24.1 -10 4251 No stop 21 57 25 --- 14 44 21 54.3 141.1 -1.6 -23.9 50 4266 21 56 26 21 58 00 J1619+2247 14 44 56 54.6 140.1 -1.6 -24.6 16 4266 21 58 00 21 59 00 --- 14 45 56 54.7 140.4 -1.6 -24.4 60 4282 21 58 01 Schedule for JODRELL2 (Code Jb ) 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 --- 21 59 00 AT2018 14 45 56 54.5 142.0 -1.5 -23.5 -22 4282 No stop 22 02 00 --- 14 48 57 54.8 143.1 -1.5 -22.8 158 4328 21 59 01 22 02 00 J1619+2247 14 48 57 55.0 141.5 -1.5 -23.8 -21 4328 No stop 22 03 00 --- 14 49 57 55.0 141.9 -1.5 -23.6 39 4344 22 02 01 22 03 00 AT2018 14 49 57 54.9 143.5 -1.4 -22.6 -23 4344 No stop 22 06 00 --- 14 52 58 55.1 144.6 -1.4 -22.0 157 4390 22 03 01 22 06 00 J1619+2247 14 52 58 55.3 143.0 -1.5 -23.0 -21 4390 No stop 22 07 00 --- 14 53 58 55.4 143.4 -1.4 -22.8 39 4406 22 06 01 22 07 35 VLA1 14 54 33 55.3 145.3 -1.4 -21.6 12 4406 22 07 35 22 09 35 --- 14 56 33 55.5 146.1 -1.3 -21.2 120 4437 22 07 36 22 09 35 J1619+2247 14 56 33 55.6 144.4 -1.4 -22.2 -22 4437 No stop 22 10 35 --- 14 57 33 55.7 144.8 -1.4 -22.0 38 4452 22 09 36 22 10 35 AT2018 14 57 33 55.5 146.3 -1.3 -21.0 -23 4452 No stop 22 13 35 --- 15 00 34 55.8 147.5 -1.3 -20.3 157 4498 22 10 36 22 13 35 J1619+2247 15 00 34 56.0 145.9 -1.3 -21.3 -21 4498 No stop 22 14 35 --- 15 01 34 56.1 146.3 -1.3 -21.1 39 4514 22 13 36 22 14 35 AT2018 15 01 34 55.8 147.9 -1.3 -20.1 -23 4514 No stop 22 16 35 --- 15 03 34 56.0 148.7 -1.2 -19.7 97 4545 22 14 36 22 16 35 VLA2 15 03 34 56.0 148.4 -1.2 -19.8 -10 4545 No stop 22 17 35 --- 15 04 34 56.1 148.7 -1.2 -19.6 50 4560 22 16 36 22 18 10 J1619+2247 15 05 09 56.4 147.7 -1.2 -20.3 16 4560 22 18 10 22 19 10 --- 15 06 10 56.4 148.1 -1.2 -20.1 60 4576 22 18 11 22 19 10 AT2018 15 06 10 56.2 149.7 -1.2 -19.1 -23 4576 No stop 22 22 10 --- 15 09 10 56.4 150.9 -1.1 -18.4 157 4622 22 19 11 22 22 10 J1619+2247 15 09 10 56.7 149.3 -1.2 -19.4 -21 4622 No stop 22 23 10 --- 15 10 10 56.8 149.7 -1.2 -19.1 39 4637 22 22 11 22 23 10 AT2018 15 10 10 56.5 151.3 -1.1 -18.1 -23 4637 No stop 22 26 10 --- 15 13 11 56.7 152.5 -1.1 -17.4 157 4684 22 23 11 22 26 10 J1619+2247 15 13 11 57.0 150.9 -1.1 -18.4 -21 4684 No stop 22 27 10 --- 15 14 11 57.0 151.3 -1.1 -18.2 39 4699 22 26 11 Schedule for JODRELL2 (Code Jb ) 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 27 45 VLA1 15 14 46 56.8 153.2 -1.0 -16.9 11 4699 22 27 45 22 29 45 --- 15 16 46 57.0 154.0 -1.0 -16.4 120 4730 22 27 46 22 29 45 J1619+2247 15 16 46 57.2 152.3 -1.1 -17.6 -22 4730 No stop 22 30 45 --- 15 17 47 57.3 152.7 -1.0 -17.3 38 4746 22 29 46 22 30 45 AT2018 15 17 47 57.0 154.3 -1.0 -16.3 -23 4746 No stop 22 33 45 --- 15 20 47 57.2 155.6 -0.9 -15.5 157 4792 22 30 46 22 33 45 J1619+2247 15 20 47 57.5 153.9 -1.0 -16.6 -21 4792 No stop 22 34 45 --- 15 21 47 57.6 154.4 -1.0 -16.3 39 4808 22 33 46 22 34 45 AT2018 15 21 47 57.3 156.0 -0.9 -15.3 -23 4808 No stop 22 36 45 --- 15 23 48 57.4 156.8 -0.9 -14.8 97 4838 22 34 46 22 36 45 VLA2 15 23 48 57.4 156.5 -0.9 -15.0 -10 4838 No stop 22 37 45 --- 15 24 48 57.4 156.9 -0.9 -14.7 50 4854 22 36 46 22 38 20 J1619+2247 15 25 23 57.8 155.9 -0.9 -15.4 16 4854 22 38 20 22 39 20 --- 15 26 23 57.9 156.3 -0.9 -15.1 60 4869 22 38 21 22 39 20 AT2018 15 26 23 57.5 157.9 -0.8 -14.1 -23 4869 No stop 22 42 20 --- 15 29 23 57.7 159.1 -0.8 -13.3 157 4916 22 39 21 22 42 20 J1619+2247 15 29 23 58.0 157.5 -0.8 -14.4 -21 4916 No stop 22 43 20 --- 15 30 24 58.1 158.0 -0.8 -14.1 39 4931 22 42 21 22 43 20 AT2018 15 30 24 57.7 159.6 -0.8 -13.1 -23 4931 No stop 22 46 20 --- 15 33 24 57.9 160.8 -0.7 -12.3 157 4978 22 43 21 22 46 20 J1619+2247 15 33 24 58.3 159.2 -0.8 -13.3 -21 4978 No stop 22 47 20 --- 15 34 24 58.3 159.7 -0.8 -13.0 39 4993 22 46 21 22 47 55 VLA1 15 34 59 58.0 161.6 -0.7 -11.8 11 4993 22 47 55 22 49 55 --- 15 37 00 58.1 162.5 -0.7 -11.2 120 5024 22 47 56 22 49 55 J1619+2247 15 37 00 58.4 160.8 -0.7 -12.3 -22 5024 No stop 22 50 55 --- 15 38 00 58.5 161.2 -0.7 -12.1 38 5039 22 49 56 22 50 55 AT2018 15 38 00 58.1 162.8 -0.6 -11.0 -23 5039 No stop 22 53 55 --- 15 41 00 58.2 164.1 -0.6 -10.2 157 5086 22 50 56 22 53 55 J1619+2247 15 41 00 58.6 162.5 -0.7 -11.3 -21 5086 No stop 22 54 55 --- 15 42 01 58.7 162.9 -0.6 -11.0 39 5101 22 53 56 Schedule for JODRELL2 (Code Jb ) 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 54 55 AT2018 15 42 01 58.3 164.5 -0.6 -9.9 -23 5101 No stop 22 56 55 --- 15 44 01 58.4 165.4 -0.5 -9.4 97 5132 22 54 56 22 56 55 VLA2 15 44 01 58.4 165.1 -0.6 -9.6 -10 5132 No stop 22 57 55 --- 15 45 01 58.4 165.5 -0.5 -9.3 50 5148 22 56 56 22 58 30 J1619+2247 15 45 36 58.8 164.5 -0.6 -10.0 16 5148 22 58 30 22 59 30 --- 15 46 36 58.9 165.0 -0.6 -9.7 60 5163 22 58 31 22 59 30 AT2018 15 46 36 58.5 166.5 -0.5 -8.7 -23 5163 No stop 23 02 30 --- 15 49 37 58.6 167.9 -0.5 -7.8 157 5209 22 59 31 23 02 30 J1619+2247 15 49 37 59.0 166.3 -0.5 -8.9 -21 5209 No stop 23 03 30 --- 15 50 37 59.0 166.7 -0.5 -8.6 39 5225 23 02 31 23 03 30 AT2018 15 50 37 58.6 168.3 -0.4 -7.5 -23 5225 No stop 23 06 30 --- 15 53 37 58.7 169.6 -0.4 -6.7 157 5271 23 03 31 23 06 30 J1619+2247 15 53 37 59.1 168.1 -0.4 -7.7 -21 5271 No stop 23 07 30 --- 15 54 38 59.1 168.5 -0.4 -7.4 39 5287 23 06 31 23 08 05 VLA1 15 55 13 58.7 170.5 -0.4 -6.2 11 5287 23 08 05 23 10 05 --- 15 57 13 58.8 171.4 -0.3 -5.6 120 5318 23 08 06 23 10 05 J1619+2247 15 57 13 59.2 169.7 -0.4 -6.7 -22 5318 No stop 23 11 05 --- 15 58 13 59.2 170.1 -0.4 -6.4 38 5333 23 10 06 23 11 05 AT2018 15 58 13 58.8 171.7 -0.3 -5.4 -23 5333 No stop 23 14 05 --- 16 01 14 58.8 173.0 -0.3 -4.5 157 5379 23 11 06 23 14 05 J1619+2247 16 01 14 59.3 171.5 -0.3 -5.5 -21 5379 No stop 23 15 05 --- 16 02 14 59.3 171.9 -0.3 -5.2 39 5395 23 14 06 23 15 05 AT2018 16 02 14 58.9 173.4 -0.2 -4.2 -23 5395 No stop 23 17 05 --- 16 04 14 58.9 174.3 -0.2 -3.7 97 5426 23 15 06 23 17 05 VLA2 16 04 14 58.9 174.0 -0.2 -3.9 -10 5426 No stop 23 18 05 --- 16 05 14 58.9 174.5 -0.2 -3.6 50 5441 23 17 06 23 18 40 J1619+2247 16 05 49 59.4 173.5 -0.2 -4.2 16 5441 23 18 40 23 19 40 --- 16 06 50 59.4 174.0 -0.2 -3.9 60 5457 23 18 41 23 19 40 AT2018 16 06 50 58.9 175.5 -0.2 -2.9 -22 5457 No stop 23 22 40 --- 16 09 50 59.0 176.9 -0.1 -2.0 158 5503 23 19 41 Schedule for JODRELL2 (Code Jb ) 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 22 40 J1619+2247 16 09 50 59.5 175.3 -0.2 -3.0 -20 5503 No stop 23 23 40 --- 16 10 50 59.5 175.8 -0.2 -2.7 40 5519 23 22 41 23 23 40 AT2018 16 10 50 59.0 177.3 -0.1 -1.7 -22 5519 No stop 23 26 40 --- 16 13 51 59.0 178.7 -0.1 -0.9 158 5565 23 23 41 23 26 40 J1619+2247 16 13 51 59.5 177.2 -0.1 -1.8 -20 5565 No stop 23 27 40 --- 16 14 51 59.5 177.6 -0.1 -1.5 40 5580 23 26 41 23 28 15 VLA1 16 15 26 59.0 179.5 -0.0 -0.3 12 5580 23 28 15 23 30 15 --- 16 17 26 59.0 180.4 0.0 0.3 120 5611 23 28 16 23 30 15 J1619+2247 16 17 26 59.5 178.8 -0.0 -0.8 -21 5611 No stop 23 31 15 --- 16 18 27 59.5 179.3 -0.0 -0.5 39 5627 23 30 16 23 31 15 AT2018 16 18 27 59.0 180.7 0.0 0.5 -22 5627 No stop 23 34 15 --- 16 21 27 59.0 182.1 0.1 1.3 158 5673 23 31 16 23 34 15 J1619+2247 16 21 27 59.5 180.6 0.0 0.4 -20 5673 No stop 23 35 15 --- 16 22 27 59.5 181.1 0.0 0.7 40 5689 23 34 16 23 35 15 AT2018 16 22 27 59.0 182.5 0.1 1.6 -22 5689 No stop 23 37 15 --- 16 24 27 59.0 183.4 0.1 2.2 98 5720 23 35 16 23 37 15 VLA2 16 24 27 59.0 183.1 0.1 2.0 -10 5720 No stop 23 38 15 --- 16 25 28 59.0 183.6 0.1 2.3 50 5735 23 37 16 23 38 50 J1619+2247 16 26 03 59.5 182.7 0.1 1.8 17 5735 23 38 50 23 39 50 --- 16 27 03 59.5 183.2 0.1 2.1 60 5750 23 38 51 23 39 50 AT2018 16 27 03 58.9 184.6 0.2 3.0 -22 5750 No stop 23 42 50 --- 16 30 03 58.9 185.9 0.2 3.8 158 5797 23 39 51 23 42 50 J1619+2247 16 30 03 59.5 184.5 0.2 2.9 -20 5797 No stop 23 43 50 --- 16 31 04 59.4 185.0 0.2 3.2 40 5812 23 42 51 23 43 50 AT2018 16 31 04 58.9 186.4 0.2 4.1 -22 5812 No stop 23 46 50 --- 16 34 04 58.8 187.7 0.3 5.0 158 5859 23 43 51 23 46 50 J1619+2247 16 34 04 59.4 186.3 0.2 4.1 -20 5859 No stop 23 47 50 --- 16 35 04 59.4 186.8 0.2 4.4 40 5874 23 46 51 23 48 25 VLA1 16 35 39 58.8 188.6 0.3 5.5 13 5874 23 48 25 23 50 25 --- 16 37 40 58.7 189.4 0.4 6.1 120 5905 23 48 26 Schedule for JODRELL2 (Code Jb ) 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 50 25 J1619+2247 16 37 40 59.3 188.0 0.3 5.2 -20 5905 No stop 23 51 25 --- 16 38 40 59.3 188.4 0.3 5.4 40 5921 23 50 26 23 51 25 AT2018 16 38 40 58.7 189.8 0.4 6.3 -21 5921 No stop 23 54 25 --- 16 41 40 58.6 191.1 0.4 7.1 159 5967 23 51 26 23 54 25 J1619+2247 16 41 40 59.2 189.8 0.4 6.3 -19 5967 No stop 23 55 25 --- 16 42 40 59.2 190.2 0.4 6.6 41 5982 23 54 26 23 55 25 AT2018 16 42 40 58.6 191.5 0.4 7.4 -21 5982 No stop 23 57 25 --- 16 44 41 58.5 192.4 0.5 8.0 99 6013 23 55 26 23 57 25 VLA2 16 44 41 58.6 192.1 0.5 7.8 -9 6013 No stop 23 58 25 --- 16 45 41 58.6 192.6 0.5 8.1 51 6029 23 57 26 23 59 00 J1619+2247 16 46 16 59.1 191.8 0.4 7.6 18 6029 23 59 00 23 59 59 --- 16 47 16 59.1 192.3 0.5 7.9 59 6044 23 59 01 --- Thu 6 Jun 2019 Day 157 --- 00 00 00 AT2018 16 47 16 58.5 193.5 0.5 8.7 -21 6044 No stop 00 03 00 --- 16 50 17 58.3 194.9 0.6 9.5 159 6091 00 00 00 00 03 00 J1619+2247 16 50 17 59.0 193.6 0.5 8.8 -19 6091 No stop 00 04 00 --- 16 51 17 58.9 194.0 0.5 9.1 41 6106 00 03 01 00 04 00 AT2018 16 51 17 58.3 195.3 0.6 9.8 -21 6106 No stop 00 07 00 --- 16 54 17 58.2 196.6 0.6 10.6 159 6152 00 04 01 00 07 00 J1619+2247 16 54 17 58.8 195.4 0.6 9.9 -19 6152 No stop 00 08 00 --- 16 55 18 58.8 195.8 0.6 10.2 41 6168 00 07 01 00 08 35 VLA1 16 55 53 58.1 197.4 0.7 11.2 14 6168 00 08 35 00 10 35 --- 16 57 53 58.0 198.3 0.7 11.7 120 6199 00 08 36 00 10 35 J1619+2247 16 57 53 58.7 196.9 0.6 10.9 -19 6199 No stop 00 11 35 --- 16 58 53 58.6 197.4 0.6 11.2 41 6214 00 10 36 00 11 35 AT2018 16 58 53 58.0 198.6 0.7 11.9 -20 6214 No stop 00 14 35 --- 17 01 54 57.8 199.8 0.8 12.7 160 6261 00 11 36 00 14 35 J1619+2247 17 01 54 58.5 198.7 0.7 12.0 -18 6261 No stop 00 15 35 --- 17 02 54 58.5 199.1 0.7 12.3 42 6276 00 14 36 Schedule for JODRELL2 (Code Jb ) 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 15 35 AT2018 17 02 54 57.8 200.3 0.8 12.9 -20 6276 No stop 00 17 35 --- 17 04 54 57.7 201.1 0.8 13.5 100 6307 00 15 36 00 17 35 VLA2 17 04 54 57.7 200.9 0.8 13.3 -9 6307 No stop 00 18 35 --- 17 05 54 57.7 201.3 0.8 13.6 51 6322 00 17 36 00 19 10 J1619+2247 17 06 29 58.3 200.6 0.8 13.2 19 6322 00 19 10 00 20 10 --- 17 07 30 58.2 201.1 0.8 13.5 60 6338 00 19 11 00 20 10 AT2018 17 07 30 57.5 202.2 0.8 14.1 -20 6338 No stop 00 23 10 --- 17 10 30 57.3 203.5 0.9 14.9 160 6384 00 20 11 00 23 10 J1619+2247 17 10 30 58.0 202.3 0.8 14.3 -18 6384 No stop 00 24 10 --- 17 11 30 58.0 202.8 0.9 14.5 42 6400 00 23 11 00 24 10 AT2018 17 11 30 57.3 203.9 0.9 15.2 -19 6400 No stop 00 27 10 --- 17 14 31 57.1 205.1 1.0 15.9 161 6446 00 24 11 00 27 10 J1619+2247 17 14 31 57.8 204.0 0.9 15.3 -17 6446 No stop 00 28 10 --- 17 15 31 57.7 204.4 0.9 15.6 43 6462 00 27 11 00 28 45 VLA1 17 16 06 57.0 205.9 1.0 16.4 15 6462 00 28 45 00 30 45 --- 17 18 06 56.9 206.7 1.0 16.9 120 6492 00 28 46 00 30 45 J1619+2247 17 18 06 57.6 205.5 1.0 16.2 -18 6492 No stop 00 31 45 --- 17 19 06 57.5 205.9 1.0 16.5 42 6508 00 30 46 00 31 45 AT2018 17 19 06 56.8 207.0 1.0 17.1 -19 6508 No stop 00 34 45 --- 17 22 07 56.6 208.2 1.1 17.8 161 6554 00 31 46 00 34 45 J1619+2247 17 22 07 57.3 207.2 1.0 17.2 -17 6554 No stop 00 35 45 --- 17 23 07 57.3 207.6 1.1 17.5 43 6570 00 34 46 00 35 45 AT2018 17 23 07 56.5 208.6 1.1 18.0 -19 6570 No stop 00 37 45 --- 17 25 07 56.4 209.4 1.1 18.5 101 6601 00 35 46 00 37 45 VLA2 17 25 07 56.5 209.1 1.1 18.4 -9 6601 No stop 00 38 45 --- 17 26 08 56.4 209.5 1.1 18.6 51 6616 00 37 46 00 39 20 J1619+2247 17 26 43 57.0 209.0 1.1 18.4 20 6616 00 39 20 00 40 20 --- 17 27 43 56.9 209.4 1.1 18.6 60 6632 00 39 21 00 40 20 AT2018 17 27 43 56.2 210.4 1.2 19.1 -18 6632 No stop 00 43 20 --- 17 30 43 55.9 211.6 1.2 19.8 162 6678 00 40 21 Schedule for JODRELL2 (Code Jb ) 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 43 20 J1619+2247 17 30 43 56.7 210.6 1.2 19.3 -17 6678 No stop 00 44 20 --- 17 31 44 56.6 211.0 1.2 19.5 43 6693 00 43 21 00 44 20 AT2018 17 31 44 55.9 212.0 1.2 20.0 -18 6693 No stop 00 47 20 --- 17 34 44 55.6 213.1 1.3 20.7 162 6740 00 44 21 00 47 20 J1619+2247 17 34 44 56.4 212.2 1.2 20.2 -16 6740 No stop 00 48 20 --- 17 35 44 56.3 212.6 1.3 20.5 44 6755 00 47 21 00 48 55 VLA1 17 36 19 55.5 213.9 1.3 21.1 16 6755 00 48 55 00 50 55 --- 17 38 20 55.3 214.6 1.4 21.6 120 6786 00 48 56 00 50 55 J1619+2247 17 38 20 56.1 213.6 1.3 21.1 -17 6786 No stop 00 51 55 --- 17 39 20 56.0 214.0 1.3 21.3 43 6802 00 50 56 00 51 55 AT2018 17 39 20 55.2 214.9 1.4 21.7 -18 6802 No stop 00 54 55 --- 17 42 20 55.0 216.0 1.4 22.3 162 6848 00 51 56 00 54 55 J1619+2247 17 42 20 55.8 215.1 1.4 21.9 -16 6848 No stop 00 55 55 --- 17 43 20 55.7 215.5 1.4 22.2 44 6863 00 54 56 00 55 55 AT2018 17 43 20 54.9 216.4 1.4 22.6 -17 6863 No stop 00 57 55 --- 17 45 21 54.7 217.1 1.5 23.0 103 6894 00 55 56 00 57 55 VLA2 17 45 21 54.8 216.9 1.5 22.9 -9 6894 No stop 00 58 55 --- 17 46 21 54.7 217.3 1.5 23.1 51 6910 00 57 56 00 59 30 J1619+2247 17 46 56 55.3 216.9 1.4 22.9 21 6910 00 59 30 01 00 30 --- 17 47 56 55.3 217.2 1.5 23.1 60 6925 00 59 31 01 00 30 AT2018 17 47 56 54.5 218.1 1.5 23.5 -17 6925 No stop 01 03 30 --- 17 50 57 54.2 219.2 1.6 24.1 163 6972 01 00 31 01 03 30 J1619+2247 17 50 57 55.0 218.4 1.5 23.8 -15 6972 No stop 01 04 30 --- 17 51 57 54.9 218.7 1.5 24.0 45 6987 01 03 31 01 04 30 AT2018 17 51 57 54.1 219.5 1.6 24.3 -17 6987 No stop 01 07 30 --- 17 54 57 53.8 220.6 1.6 24.9 163 7034 01 04 31 01 07 30 J1619+2247 17 54 57 54.6 219.8 1.6 24.6 -15 7034 No stop 01 08 30 --- 17 55 57 54.5 220.2 1.6 24.8 45 7049 01 07 31 01 09 05 VLA1 17 56 33 53.6 221.3 1.7 25.3 17 7049 01 09 05 01 11 05 --- 17 58 33 53.4 222.0 1.7 25.6 120 7080 01 09 06 Schedule for JODRELL2 (Code Jb ) 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 11 05 J1619+2247 17 58 33 54.3 221.1 1.6 25.3 -16 7080 No stop 01 12 05 --- 17 59 33 54.2 221.5 1.7 25.5 44 7095 01 11 06 01 12 05 AT2018 17 59 33 53.4 222.2 1.7 25.8 -16 7095 No stop 01 15 05 --- 18 02 34 53.0 223.3 1.8 26.3 164 7142 01 12 06 01 15 05 J1619+2247 18 02 34 53.9 222.5 1.7 26.0 -15 7142 No stop 01 16 05 --- 18 03 34 53.8 222.9 1.7 26.2 45 7157 01 15 06 01 16 05 AT2018 18 03 34 52.9 223.6 1.8 26.5 -16 7157 No stop 01 18 05 --- 18 05 34 52.7 224.3 1.8 26.8 104 7188 01 16 06 01 18 05 VLA2 18 05 34 52.9 224.1 1.8 26.8 -8 7188 No stop 01 19 05 --- 18 06 34 52.7 224.4 1.8 26.9 52 7204 01 18 06 01 19 40 J1619+2247 18 07 09 53.4 224.1 1.8 26.9 22 7204 01 19 40 01 20 40 --- 18 08 09 53.3 224.5 1.8 27.0 60 7219 01 19 41 ---------- Ef is out for a pointing check ---------- 01 20 40 AT2018 18 08 09 52.5 225.2 1.9 27.3 -16 7219 No stop 01 23 40 --- 18 11 10 52.1 226.2 1.9 27.8 164 7265 01 20 41 01 23 40 J1619+2247 18 11 10 53.0 225.5 1.9 27.6 -14 7265 No stop 01 24 40 --- 18 12 10 52.9 225.8 1.9 27.8 46 7281 01 23 41 01 24 40 AT2018 18 12 10 52.0 226.5 1.9 28.0 -16 7281 No stop 01 27 40 --- 18 15 11 51.7 227.5 2.0 28.5 164 7327 01 24 41 01 27 40 J1619+2247 18 15 11 52.5 226.9 1.9 28.3 -14 7327 No stop 01 28 40 --- 18 16 11 52.4 227.2 1.9 28.4 46 7343 01 27 41 ---------- Ef is in ---------- 01 29 15 VLA1 18 16 46 51.5 228.1 2.0 28.8 18 7343 01 29 15 01 31 15 --- 18 18 46 51.3 228.8 2.0 29.1 120 7374 01 29 16 01 31 15 J1619+2247 18 18 46 52.1 228.0 2.0 28.9 -15 7374 No stop 01 32 15 --- 18 19 46 52.0 228.4 2.0 29.0 45 7389 01 31 16 01 32 15 AT2018 18 19 46 51.2 229.0 2.0 29.2 -15 7389 No stop 01 35 15 --- 18 22 47 50.9 230.0 2.1 29.7 165 7435 01 32 16 01 35 15 J1619+2247 18 22 47 51.7 229.4 2.0 29.5 -14 7435 No stop 01 36 15 --- 18 23 47 51.6 229.7 2.1 29.7 46 7451 01 35 16 Schedule for JODRELL2 (Code Jb ) 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 36 15 AT2018 18 23 47 50.7 230.3 2.1 29.8 -15 7451 No stop 01 38 15 --- 18 25 47 50.5 230.9 2.1 30.1 105 7482 01 36 16 01 38 15 VLA2 18 25 47 50.6 230.8 2.1 30.1 -8 7482 No stop 01 39 15 --- 18 26 48 50.5 231.1 2.2 30.2 52 7497 01 38 16 01 39 50 J1619+2247 18 27 23 51.2 230.8 2.1 30.2 22 7497 01 39 50 01 40 50 --- 18 28 23 51.0 231.1 2.1 30.4 60 7513 01 39 51 01 40 50 AT2018 18 28 23 50.2 231.7 2.2 30.5 -15 7513 No stop 01 43 50 --- 18 31 23 49.8 232.7 2.2 30.9 165 7559 01 40 51 01 43 50 J1619+2247 18 31 23 50.7 232.1 2.2 30.8 -14 7559 No stop 01 44 50 --- 18 32 23 50.6 232.4 2.2 30.9 46 7575 01 43 51 01 44 50 AT2018 18 32 23 49.7 233.0 2.3 31.1 -15 7575 No stop 01 47 50 --- 18 35 24 49.4 233.9 2.3 31.5 165 7621 01 44 51 01 47 50 J1619+2247 18 35 24 50.2 233.3 2.3 31.4 -14 7621 No stop 01 48 50 --- 18 36 24 50.1 233.6 2.3 31.5 46 7636 01 47 51 01 49 35 VLA1 18 37 09 49.1 234.5 2.3 31.8 30 7636 01 49 35 01 51 35 --- 18 39 10 48.9 235.1 2.4 32.0 120 7667 01 49 36 01 51 35 J1619+2247 18 39 10 49.8 234.5 2.3 31.9 -14 7667 No stop 01 52 35 --- 18 40 10 49.6 234.8 2.3 32.0 46 7683 01 51 36 01 52 35 AT2018 18 40 10 48.8 235.3 2.4 32.1 -15 7683 No stop 01 55 35 --- 18 43 10 48.4 236.2 2.4 32.5 165 7729 01 52 36 01 55 35 J1619+2247 18 43 10 49.3 235.7 2.4 32.4 -14 7729 No stop 01 56 35 --- 18 44 10 49.1 236.0 2.4 32.5 46 7745 01 55 36 01 56 35 AT2018 18 44 10 48.3 236.5 2.5 32.6 -15 7745 No stop 01 58 35 --- 18 46 11 48.0 237.1 2.5 32.9 105 7776 01 56 36 01 58 35 VLA2 18 46 11 48.2 236.9 2.5 32.8 -8 7776 No stop 01 59 35 --- 18 47 11 48.0 237.2 2.5 32.9 52 7791 01 58 36 02 00 10 J1619+2247 18 47 46 48.7 237.0 2.5 33.0 22 7791 02 00 10 02 01 10 --- 18 48 46 48.6 237.3 2.5 33.1 60 7806 02 00 11 02 01 10 AT2018 18 48 46 47.7 237.8 2.5 33.2 -15 7806 No stop 02 04 10 --- 18 51 47 47.3 238.7 2.6 33.5 165 7853 02 01 11 Schedule for JODRELL2 (Code Jb ) 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 04 10 J1619+2247 18 51 47 48.2 238.2 2.5 33.5 -14 7853 No stop 02 05 10 --- 18 52 47 48.1 238.5 2.5 33.6 46 7868 02 04 11 02 05 10 AT2018 18 52 47 47.2 239.0 2.6 33.7 -15 7868 No stop 02 08 10 --- 18 55 47 46.8 239.8 2.6 34.0 165 7915 02 05 11 02 08 10 J1619+2247 18 55 47 47.7 239.4 2.6 33.9 -14 7915 No stop 02 09 10 --- 18 56 47 47.5 239.6 2.6 34.1 46 7930 02 08 11 02 09 55 VLA1 18 57 33 46.5 240.4 2.7 34.2 30 7930 02 09 55 02 11 55 --- 18 59 33 46.3 241.0 2.7 34.4 120 7961 02 09 56 02 11 55 J1619+2247 18 59 33 47.2 240.4 2.7 34.4 -15 7961 No stop 02 12 55 --- 19 00 33 47.0 240.7 2.7 34.5 45 7976 02 11 56 02 12 55 AT2018 19 00 33 46.2 241.2 2.7 34.5 -15 7976 No stop 02 15 55 --- 19 03 34 45.8 242.0 2.8 34.8 165 8023 02 12 56 02 15 55 J1619+2247 19 03 34 46.7 241.5 2.7 34.8 -14 8023 No stop 02 16 55 --- 19 04 34 46.5 241.8 2.7 34.9 46 8038 02 15 56 02 16 55 AT2018 19 04 34 45.7 242.3 2.8 34.9 -15 8038 No stop 02 18 55 --- 19 06 34 45.4 242.8 2.8 35.1 105 8069 02 16 56 02 18 55 VLA2 19 06 34 45.5 242.7 2.8 35.1 -7 8069 No stop 02 19 55 --- 19 07 34 45.4 242.9 2.8 35.2 53 8085 02 18 56 02 20 30 J1619+2247 19 08 09 46.0 242.8 2.8 35.3 22 8085 02 20 30 02 21 30 --- 19 09 09 45.9 243.1 2.8 35.4 60 8100 02 20 31 02 21 30 AT2018 19 09 09 45.0 243.5 2.9 35.4 -15 8100 No stop 02 24 30 --- 19 12 10 44.6 244.3 2.9 35.6 165 8147 02 21 31 02 24 30 J1619+2247 19 12 10 45.5 243.9 2.9 35.6 -14 8147 No stop 02 25 30 --- 19 13 10 45.4 244.1 2.9 35.7 46 8162 02 24 31 02 25 30 AT2018 19 13 10 44.5 244.6 2.9 35.7 -15 8162 No stop 02 28 30 --- 19 16 11 44.1 245.3 3.0 36.0 165 8208 02 25 31 02 28 30 J1619+2247 19 16 11 45.0 244.9 2.9 36.0 -14 8208 No stop 02 29 30 --- 19 17 11 44.8 245.2 3.0 36.1 46 8224 02 28 31 02 30 15 VLA1 19 17 56 43.8 245.9 3.0 36.2 30 8224 02 30 15 02 32 15 --- 19 19 56 43.5 246.4 3.1 36.3 120 8255 02 30 16 Schedule for JODRELL2 (Code Jb ) 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 32 15 J1619+2247 19 19 56 44.5 245.9 3.0 36.3 -15 8255 No stop 02 33 15 --- 19 20 56 44.3 246.2 3.0 36.4 45 8270 02 32 16 02 33 15 AT2018 19 20 56 43.4 246.6 3.1 36.4 -15 8270 No stop 02 36 15 --- 19 23 57 43.0 247.3 3.1 36.6 165 8317 02 33 16 02 36 15 J1619+2247 19 23 57 43.9 247.0 3.1 36.7 -14 8317 No stop 02 37 15 --- 19 24 57 43.8 247.2 3.1 36.8 46 8332 02 36 16 02 37 15 AT2018 19 24 57 42.9 247.6 3.1 36.7 -15 8332 No stop 02 39 15 --- 19 26 57 42.6 248.1 3.2 36.9 105 8363 02 37 16 02 39 15 VLA2 19 26 57 42.8 248.0 3.2 36.8 -7 8363 No stop 02 40 15 --- 19 27 58 42.6 248.2 3.2 36.9 53 8378 02 39 16 02 40 50 J1619+2247 19 28 33 43.3 248.1 3.1 37.0 22 8378 02 40 50 02 41 50 --- 19 29 33 43.1 248.4 3.2 37.1 60 8394 02 40 51 02 41 50 AT2018 19 29 33 42.3 248.8 3.2 37.1 -15 8394 No stop 02 44 50 --- 19 32 33 41.8 249.5 3.3 37.3 165 8440 02 41 51 02 44 50 J1619+2247 19 32 33 42.7 249.1 3.2 37.3 -14 8440 No stop 02 45 50 --- 19 33 33 42.6 249.4 3.2 37.4 46 8456 02 44 51 02 45 50 AT2018 19 33 33 41.7 249.8 3.3 37.3 -15 8456 No stop 02 48 50 --- 19 36 34 41.3 250.5 3.3 37.5 165 8502 02 45 51 02 48 50 J1619+2247 19 36 34 42.1 250.1 3.3 37.6 -14 8502 No stop 02 49 50 --- 19 37 34 42.0 250.4 3.3 37.7 46 8518 02 48 51 02 50 35 VLA1 19 38 19 41.0 251.0 3.4 37.7 30 8518 02 50 35 02 52 35 --- 19 40 20 40.7 251.5 3.4 37.8 120 8548 02 50 36 02 52 35 J1619+2247 19 40 20 41.6 251.0 3.3 37.9 -15 8548 No stop 02 53 35 --- 19 41 20 41.5 251.3 3.4 37.9 45 8564 02 52 36 02 53 35 AT2018 19 41 20 40.6 251.6 3.4 37.9 -15 8564 No stop 02 56 35 --- 19 44 20 40.2 252.4 3.5 38.0 165 8610 02 53 36 02 56 35 J1619+2247 19 44 20 41.1 252.0 3.4 38.1 -14 8610 No stop 02 57 35 --- 19 45 20 40.9 252.3 3.4 38.2 46 8626 02 56 36 02 57 35 AT2018 19 45 20 40.0 252.6 3.5 38.1 -15 8626 No stop 02 59 35 --- 19 47 21 39.7 253.1 3.5 38.2 105 8657 02 57 36 Schedule for JODRELL2 (Code Jb ) 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 --- 02 59 35 VLA2 19 47 21 39.9 253.0 3.5 38.2 -7 8657 No stop 03 00 35 --- 19 48 21 39.7 253.2 3.5 38.3 53 8672 02 59 36 03 01 10 J1619+2247 19 48 56 40.4 253.1 3.5 38.4 22 8672 03 01 10 03 02 10 --- 19 49 56 40.3 253.4 3.5 38.5 60 8688 03 01 11 03 02 10 AT2018 19 49 56 39.4 253.7 3.6 38.4 -15 8688 No stop 03 05 10 --- 19 52 57 38.9 254.4 3.6 38.5 165 8734 03 02 11 03 05 10 J1619+2247 19 52 57 39.8 254.1 3.5 38.6 -14 8734 No stop 03 06 10 --- 19 53 57 39.7 254.3 3.6 38.7 46 8749 03 05 11 03 06 10 AT2018 19 53 57 38.8 254.6 3.6 38.6 -15 8749 No stop 03 09 10 --- 19 56 57 38.4 255.3 3.7 38.7 165 8796 03 06 11 03 09 10 J1619+2247 19 56 57 39.2 255.0 3.6 38.8 -14 8796 No stop 03 10 10 --- 19 57 57 39.1 255.2 3.6 38.9 46 8811 03 09 11 03 10 55 VLA1 19 58 43 38.1 255.8 3.7 38.8 30 8811 03 10 55 03 12 55 --- 20 00 43 37.8 256.3 3.7 38.9 120 8842 03 10 56 03 12 55 J1619+2247 20 00 43 38.7 255.9 3.7 39.0 -15 8842 No stop 03 13 55 --- 20 01 43 38.5 256.1 3.7 39.1 45 8858 03 12 56 03 13 55 AT2018 20 01 43 37.7 256.4 3.7 38.9 -15 8858 No stop 03 16 55 --- 20 04 44 37.2 257.1 3.8 39.1 165 8904 03 13 56 03 16 55 J1619+2247 20 04 44 38.1 256.8 3.7 39.2 -14 8904 No stop 03 17 55 --- 20 05 44 38.0 257.0 3.8 39.2 46 8919 03 16 56 03 17 55 AT2018 20 05 44 37.1 257.3 3.8 39.1 -15 8919 No stop 03 19 55 --- 20 07 44 36.8 257.8 3.8 39.2 105 8950 03 17 56 03 19 55 VLA2 20 07 44 36.9 257.7 3.8 39.2 -7 8950 No stop 03 20 55 --- 20 08 44 36.8 257.9 3.9 39.2 53 8966 03 19 56 03 21 30 J1619+2247 20 09 19 37.4 257.8 3.8 39.4 22 8966 03 21 30 03 22 30 --- 20 10 19 37.3 258.0 3.8 39.4 60 8981 03 21 31 03 22 30 AT2018 20 10 19 36.4 258.3 3.9 39.3 -15 8981 No stop 03 25 30 --- 20 13 20 36.0 259.0 3.9 39.4 165 9028 03 22 31 03 25 30 J1619+2247 20 13 20 36.9 258.7 3.9 39.5 -14 9028 No stop 03 26 30 --- 20 14 20 36.7 258.9 3.9 39.6 46 9043 03 25 31 Schedule for JODRELL2 (Code Jb ) Page 25 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 26 30 AT2018 20 14 20 35.8 259.2 4.0 39.4 -15 9043 No stop 03 29 30 --- 20 17 21 35.4 259.9 4.0 39.5 165 9089 03 26 31 03 29 30 J1619+2247 20 17 21 36.3 259.6 4.0 39.7 -14 9089 No stop 03 30 30 --- 20 18 21 36.1 259.8 4.0 39.7 46 9105 03 29 31 03 31 15 VLA1 20 19 06 35.1 260.4 4.0 39.6 30 9105 03 31 15 03 33 15 --- 20 21 06 34.8 260.8 4.1 39.7 120 9136 03 31 16 03 33 15 J1619+2247 20 21 06 35.7 260.4 4.0 39.8 -15 9136 No stop 03 34 15 --- 20 22 06 35.6 260.6 4.0 39.8 45 9151 03 33 16 03 34 15 AT2018 20 22 06 34.7 260.9 4.1 39.7 -15 9151 No stop 03 37 15 --- 20 25 07 34.2 261.6 4.1 39.8 165 9198 03 34 16 03 37 15 J1619+2247 20 25 07 35.1 261.3 4.1 39.9 -14 9198 No stop 03 38 15 --- 20 26 07 35.0 261.5 4.1 39.9 46 9213 03 37 16 03 38 15 AT2018 20 26 07 34.1 261.8 4.2 39.8 -15 9213 No stop 03 40 15 --- 20 28 07 33.8 262.2 4.2 39.8 105 9244 03 38 16 03 40 15 VLA2 20 28 07 33.9 262.1 4.2 39.8 -7 9244 No stop 03 41 15 --- 20 29 08 33.8 262.3 4.2 39.9 53 9260 03 40 16 03 41 50 J1619+2247 20 29 43 34.4 262.3 4.2 40.0 22 9260 03 41 50 03 42 50 --- 20 30 43 34.3 262.5 4.2 40.1 60 9275 03 41 51 03 42 50 AT2018 20 30 43 33.4 262.8 4.2 39.9 -15 9275 No stop 03 45 50 --- 20 33 43 33.0 263.4 4.3 40.0 165 9321 03 42 51 03 45 50 J1619+2247 20 33 43 33.8 263.1 4.2 40.1 -14 9321 No stop 03 46 50 --- 20 34 43 33.7 263.4 4.2 40.1 46 9337 03 45 51 03 46 50 AT2018 20 34 43 32.8 263.6 4.3 40.0 -15 9337 No stop 03 49 50 --- 20 37 44 32.4 264.3 4.3 40.0 165 9383 03 46 51 03 49 50 J1619+2247 20 37 44 33.2 264.0 4.3 40.2 -14 9383 No stop 03 50 50 --- 20 38 44 33.1 264.2 4.3 40.2 46 9399 03 49 51 03 51 35 VLA1 20 39 29 32.1 264.7 4.4 40.1 30 9399 03 51 35 03 53 35 --- 20 41 30 31.8 265.1 4.4 40.1 120 9430 03 51 36 03 53 35 J1619+2247 20 41 30 32.7 264.8 4.4 40.3 -15 9430 No stop 03 54 35 --- 20 42 30 32.5 265.0 4.4 40.3 45 9445 03 53 36 Schedule for JODRELL2 (Code Jb ) Page 26 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 54 35 AT2018 20 42 30 31.6 265.3 4.4 40.1 -15 9445 No stop 03 57 35 --- 20 45 30 31.2 265.9 4.5 40.2 165 9491 03 54 36 03 57 35 J1619+2247 20 45 30 32.1 265.6 4.4 40.3 -14 9491 No stop 03 58 35 --- 20 46 30 31.9 265.8 4.4 40.3 46 9507 03 57 36 03 58 35 AT2018 20 46 30 31.0 266.1 4.5 40.2 -15 9507 No stop 04 00 35 --- 20 48 31 30.7 266.5 4.5 40.2 105 9538 03 58 36 04 00 35 VLA2 20 48 31 30.9 266.4 4.5 40.2 -7 9538 No stop 04 01 35 --- 20 49 31 30.7 266.6 4.5 40.2 53 9553 04 00 36 04 02 15 J1619+2247 20 50 11 31.4 266.6 4.5 40.4 27 9553 04 02 15 04 03 15 --- 20 51 11 31.2 266.8 4.5 40.4 60 9569 04 02 16 04 03 15 AT2018 20 51 11 30.4 267.1 4.6 40.2 -15 9569 No stop 04 06 15 --- 20 54 12 29.9 267.7 4.6 40.2 165 9615 04 03 16 04 06 15 J1619+2247 20 54 12 30.8 267.4 4.6 40.4 -14 9615 No stop 04 07 15 --- 20 55 12 30.6 267.6 4.6 40.4 46 9631 04 06 16 04 07 15 AT2018 20 55 12 29.8 267.9 4.6 40.3 -15 9631 No stop 04 10 15 --- 20 58 12 29.3 268.5 4.7 40.3 165 9677 04 07 16 04 10 15 J1619+2247 20 58 12 30.2 268.2 4.6 40.4 -14 9677 No stop 04 11 15 --- 20 59 13 30.0 268.4 4.7 40.5 46 9692 04 10 16 04 11 55 VLA1 20 59 53 29.0 268.9 4.7 40.3 25 9692 04 11 55 04 13 55 --- 21 01 53 28.7 269.3 4.8 40.3 120 9723 04 11 56 04 13 55 J1619+2247 21 01 53 29.6 269.0 4.7 40.5 -15 9723 No stop 04 14 55 --- 21 02 53 29.5 269.2 4.7 40.5 45 9739 04 13 56 04 14 55 AT2018 21 02 53 28.6 269.4 4.8 40.3 -15 9739 No stop 04 17 55 --- 21 05 54 28.2 270.0 4.8 40.3 165 9785 04 14 56 04 17 55 J1619+2247 21 05 54 29.0 269.8 4.8 40.5 -14 9785 No stop 04 18 55 --- 21 06 54 28.9 270.0 4.8 40.5 46 9801 04 17 56 04 18 55 AT2018 21 06 54 28.0 270.2 4.8 40.3 -15 9801 No stop 04 20 55 --- 21 08 54 27.7 270.6 4.9 40.3 105 9831 04 18 56 04 20 55 VLA2 21 08 54 27.8 270.5 4.9 40.3 -7 9831 No stop 04 21 55 --- 21 09 54 27.7 270.7 4.9 40.3 53 9847 04 20 56 Schedule for JODRELL2 (Code Jb ) Page 27 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 --- 04 22 25 J1619+2247 21 10 24 28.4 270.7 4.8 40.5 17 9847 04 22 25 04 23 25 --- 21 11 25 28.2 270.9 4.9 40.5 60 9862 04 22 26 04 23 25 AT2018 21 11 25 27.3 271.1 4.9 40.3 -15 9862 No stop 04 26 25 --- 21 14 25 26.9 271.7 5.0 40.3 165 9909 04 23 26 04 26 25 J1619+2247 21 14 25 27.8 271.5 4.9 40.5 -14 9909 No stop 04 27 25 --- 21 15 25 27.6 271.7 4.9 40.4 46 9924 04 26 26 04 27 25 AT2018 21 15 25 26.7 271.9 5.0 40.3 -15 9924 No stop 04 30 25 --- 21 18 26 26.3 272.5 5.0 40.2 165 9971 04 27 26 04 30 25 J1619+2247 21 18 26 27.2 272.3 5.0 40.4 -14 9971 No stop 04 31 25 --- 21 19 26 27.0 272.5 5.0 40.4 46 9986 04 30 26 04 32 05 VLA1 21 20 06 26.0 272.9 5.1 40.2 25 9986 04 32 05 04 34 05 --- 21 22 06 25.7 273.3 5.1 40.2 120 10017 04 32 06 04 34 05 J1619+2247 21 22 06 26.6 273.0 5.0 40.4 -15 10017 No stop 04 35 05 --- 21 23 06 26.5 273.2 5.1 40.4 45 10032 04 34 06 04 35 05 AT2018 21 23 06 25.6 273.4 5.1 40.2 -15 10032 No stop 04 38 05 --- 21 26 07 25.1 274.0 5.2 40.2 165 10079 04 35 06 04 38 05 J1619+2247 21 26 07 26.0 273.8 5.1 40.4 -14 10079 No stop 04 39 05 --- 21 27 07 25.9 274.0 5.1 40.4 46 10094 04 38 06 04 39 05 AT2018 21 27 07 25.0 274.2 5.2 40.2 -15 10094 No stop 04 41 05 --- 21 29 07 24.7 274.6 5.2 40.1 105 10125 04 39 06 04 41 05 VLA2 21 29 07 24.8 274.5 5.2 40.1 -7 10125 No stop 04 42 05 --- 21 30 08 24.7 274.7 5.2 40.1 53 10141 04 41 06 04 42 35 J1619+2247 21 30 38 25.3 274.7 5.2 40.3 17 10141 04 42 35 04 43 35 --- 21 31 38 25.2 274.8 5.2 40.3 60 10156 04 42 36 04 43 35 AT2018 21 31 38 24.3 275.1 5.2 40.1 -15 10156 No stop 04 46 20 --- 21 34 23 23.9 275.6 5.3 40.0 150 10199 04 43 36 04 46 20 J1619+2247 21 34 23 24.8 275.4 5.2 40.3 -14 10199 No stop 04 47 20 --- 21 35 23 24.6 275.6 5.3 40.2 46 10214 04 46 21 04 47 20 AT2018 21 35 23 23.7 275.8 5.3 40.0 -15 10214 No stop 04 50 00 --- 21 38 04 23.3 276.3 5.4 40.0 145 10255 04 47 21 Schedule for JODRELL2 (Code Jb ) Page 28 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 --- 04 50 00 J1619+2247 21 38 04 24.2 276.1 5.3 40.2 -14 10255 No stop 04 51 00 --- 21 39 04 24.1 276.3 5.3 40.2 46 10271 04 50 01 04 54 00 J1751+0939 21 42 05 26.9 248.6 3.8 34.4 73 10271 04 54 00 05 00 00 =1749+096 21 48 06 26.0 250.0 3.9 34.8 360 10364 04 54 01 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess219.C2048 --- 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: 6 Station: JODRELL2 Total bit rate: 2048 Format: VDIF Bits per sample: 2 Sample rate: 64.000 Number of channels: 16 DBE type: DBBC_DDC Speedup factor: 1.00 Disk used to record data. 1st LO= 5664.00 5664.00 5664.00 5664.00 5664.00 5664.00 5664.00 5664.00 5664.00 5664.00 5664.00 5664.00 5664.00 5664.00 5664.00 5664.00 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 9 1 9 2 10 2 10 3 11 3 11 4 12 4 12 BBC SB= U U L L U U L L U U L L U U L L IF = A2 B2 A2 B2 A2 B2 A2 B2 A2 B2 A2 B2 A2 B2 A2 B2 The following frequency sets based on these setups were used. Frequency Set: 1 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= 833.51 833.51 833.51 833.51 769.51 769.51 769.51 769.51 705.51 705.51 705.51 705.51 641.51 641.51 641.51 641.51 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: 1 Track assignments are: track1= 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 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