COVER INFORMATION Station: URUMQI (Code Ur ) Experiment: Revealing the radio structure in AT2018cow Exp. Code: RY007C Schedule Version: 1.00 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: 1024-16-2 Notes: PI: Prashanth Mohan, Shanghai Astronomical Observatory 1024 Mbps, 16x16 MHz, RCP & LCP, 2 bit sampling Full EVN observations at C band/5 GHz DBBC2 stations: Non-E version firmware Schedule for URUMQI (Code Ur ) 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 ---------------------------------------------------------------------------------------- --- Sun 21 Oct 2018 Day 294 --- ---------- Fringe finder ---------- Next scan frequencies: 4942.49 4942.49 4942.49 4942.49 4974.49 4974.49 4974.49 4974.49 5006.49 5006.49 5006.49 5006.49 5038.49 5038.49 5038.49 5038.49 Next BBC frequencies: 322.49 322.49 322.49 322.49 354.49 354.49 354.49 354.49 386.49 386.49 386.49 386.49 418.49 418.49 418.49 418.49 Next scan bandwidths: 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 08 00 00 J1642+3948 15 47 36 78.9 104.7 -0.9 -66.0 0 0 08 00 00 08 03 00 =3C345 15 50 37 79.5 105.9 -0.9 -65.2 180 23 08 00 01 ---------- Main phase-referencing calibrator ---------- 08 04 30 J1619+2247 15 52 07 68.5 162.2 -0.5 -13.9 30 23 08 04 30 08 06 30 --- 15 54 07 68.6 163.4 -0.4 -13.0 120 38 08 04 31 08 06 30 AT2018 15 54 07 68.2 165.7 -0.4 -11.1 -6 38 No stop 08 09 30 --- 15 57 08 68.4 167.6 -0.3 -9.7 174 62 08 06 31 08 09 30 J1619+2247 15 57 08 68.8 165.3 -0.4 -11.5 -6 62 No stop 08 10 30 --- 15 58 08 68.8 165.9 -0.4 -11.0 54 69 08 09 31 08 10 30 AT2018 15 58 08 68.4 168.2 -0.3 -9.2 -6 69 No stop 08 13 30 --- 16 01 08 68.5 170.1 -0.3 -7.8 174 92 08 10 31 08 13 30 J1619+2247 16 01 08 68.9 167.8 -0.3 -9.6 -6 92 No stop 08 14 30 --- 16 02 09 69.0 168.5 -0.3 -9.1 54 100 08 13 31 08 15 00 VLA1 16 02 39 68.6 171.2 -0.2 -6.9 24 100 08 15 00 08 17 00 --- 16 04 39 68.6 172.5 -0.2 -5.9 120 115 08 15 01 08 17 00 J1619+2247 16 04 39 69.0 170.1 -0.3 -7.8 -6 115 No stop 08 18 00 --- 16 05 39 69.1 170.7 -0.2 -7.3 54 123 08 17 01 08 18 00 AT2018 16 05 39 68.6 172.9 -0.2 -5.5 -6 123 No stop 08 21 00 --- 16 08 40 68.7 174.8 -0.1 -4.1 174 146 08 18 01 08 21 00 J1619+2247 16 08 40 69.2 172.6 -0.2 -5.8 -6 146 No stop 08 22 00 --- 16 09 40 69.2 173.3 -0.2 -5.3 54 154 08 21 01 08 22 00 AT2018 16 09 40 68.7 175.5 -0.1 -3.6 -6 154 No stop 08 24 00 --- 16 11 40 68.7 176.7 -0.1 -2.6 114 169 08 22 01 08 24 00 VLA2 16 11 40 68.8 176.3 -0.1 -2.9 -4 169 No stop 08 25 00 --- 16 12 40 68.8 176.9 -0.1 -2.4 56 177 08 24 01 Schedule for URUMQI (Code Ur ) 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 ---------------------------------------------------------------------------------------- --- Sun 21 Oct 2018 Day 294 --- 08 25 30 J1619+2247 16 13 10 69.2 175.5 -0.1 -3.5 24 177 08 25 30 08 26 30 --- 16 14 10 69.3 176.2 -0.1 -3.0 60 185 08 25 31 08 26 30 AT2018 16 14 10 68.7 178.3 -0.0 -1.3 -6 185 No stop 08 29 30 --- 16 17 11 68.8 180.3 0.0 0.2 174 208 08 26 31 08 29 30 J1619+2247 16 17 11 69.3 178.2 -0.0 -1.5 -6 208 No stop 08 30 30 --- 16 18 11 69.3 178.8 -0.0 -0.9 54 215 08 29 31 08 30 30 AT2018 16 18 11 68.8 180.9 0.0 0.7 -6 215 No stop 08 33 30 --- 16 21 12 68.7 182.8 0.1 2.2 174 238 08 30 31 08 33 30 J1619+2247 16 21 12 69.3 180.8 0.0 0.6 -6 238 No stop 08 34 30 --- 16 22 12 69.3 181.4 0.0 1.1 54 246 08 33 31 08 35 00 VLA1 16 22 42 68.7 184.0 0.1 3.1 24 246 08 35 00 08 37 00 --- 16 24 42 68.7 185.2 0.1 4.1 120 262 08 35 01 08 37 00 J1619+2247 16 24 42 69.3 183.1 0.1 2.4 -6 262 No stop 08 38 00 --- 16 25 42 69.3 183.7 0.1 2.9 54 269 08 37 01 08 38 00 AT2018 16 25 42 68.7 185.7 0.1 4.5 -6 269 No stop 08 41 00 --- 16 28 43 68.6 187.6 0.2 5.9 174 292 08 38 01 08 41 00 J1619+2247 16 28 43 69.2 185.7 0.1 4.4 -6 292 No stop 08 42 00 --- 16 29 43 69.2 186.3 0.2 5.0 54 300 08 41 01 08 42 00 AT2018 16 29 43 68.6 188.2 0.2 6.4 -6 300 No stop 08 44 00 --- 16 31 43 68.5 189.5 0.2 7.4 114 315 08 42 01 08 44 00 VLA2 16 31 43 68.6 189.1 0.2 7.1 -4 315 No stop 08 45 00 --- 16 32 44 68.6 189.7 0.3 7.6 56 323 08 44 01 08 45 30 J1619+2247 16 33 14 69.1 188.6 0.2 6.7 25 323 08 45 30 08 46 30 --- 16 34 14 69.1 189.2 0.2 7.2 60 331 08 45 31 08 46 30 AT2018 16 34 14 68.4 191.1 0.3 8.6 -6 331 No stop 08 49 30 --- 16 37 14 68.3 192.9 0.3 10.1 174 354 08 46 31 08 49 30 J1619+2247 16 37 14 69.0 191.1 0.3 8.7 -6 354 No stop 08 50 30 --- 16 38 14 68.9 191.8 0.3 9.2 54 362 08 49 31 08 50 30 AT2018 16 38 14 68.3 193.5 0.4 10.6 -6 362 No stop 08 53 30 --- 16 41 15 68.2 195.4 0.4 12.0 174 385 08 50 31 Schedule for URUMQI (Code Ur ) 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 ---------------------------------------------------------------------------------------- --- Sun 21 Oct 2018 Day 294 --- 08 53 30 J1619+2247 16 41 15 68.8 193.7 0.4 10.7 -6 385 No stop 08 54 30 --- 16 42 15 68.8 194.3 0.4 11.2 54 392 08 53 31 08 55 00 VLA1 16 42 45 68.1 196.5 0.4 12.8 24 392 08 55 00 08 57 00 --- 16 44 46 68.0 197.7 0.5 13.8 120 408 08 55 01 08 57 00 J1619+2247 16 44 46 68.7 195.8 0.4 12.4 -6 408 No stop 08 58 00 --- 16 45 46 68.6 196.5 0.4 12.9 54 415 08 57 01 08 58 00 AT2018 16 45 46 67.9 198.1 0.5 14.1 -6 415 No stop 09 01 00 --- 16 48 46 67.7 199.9 0.5 15.5 174 438 08 58 01 09 01 00 J1619+2247 16 48 46 68.4 198.3 0.5 14.3 -6 438 No stop 09 02 00 --- 16 49 46 68.4 198.9 0.5 14.8 54 446 09 01 01 09 02 00 AT2018 16 49 46 67.7 200.5 0.5 15.9 -6 446 No stop 09 04 00 --- 16 51 47 67.6 201.6 0.6 16.8 114 462 09 02 01 09 04 00 VLA2 16 51 47 67.6 201.3 0.6 16.5 -4 462 No stop 09 05 00 --- 16 52 47 67.6 201.9 0.6 17.0 56 469 09 04 01 09 05 30 J1619+2247 16 53 17 68.2 201.0 0.6 16.4 25 469 09 05 30 09 06 30 --- 16 54 17 68.1 201.6 0.6 16.9 60 477 09 05 31 09 06 30 AT2018 16 54 17 67.4 203.1 0.6 17.9 -5 477 No stop 09 09 30 --- 16 57 18 67.2 204.8 0.7 19.2 175 500 09 06 31 09 09 30 J1619+2247 16 57 18 67.9 203.4 0.6 18.2 -5 500 No stop 09 10 30 --- 16 58 18 67.8 204.0 0.6 18.6 55 508 09 09 31 09 10 30 AT2018 16 58 18 67.1 205.4 0.7 19.6 -5 508 No stop 09 13 30 --- 17 01 18 66.8 207.0 0.7 20.9 175 531 09 10 31 09 13 30 J1619+2247 17 01 18 67.6 205.7 0.7 19.9 -5 531 No stop 09 14 30 --- 17 02 18 67.5 206.3 0.7 20.4 55 538 09 13 31 09 15 00 VLA1 17 02 48 66.7 208.0 0.8 21.6 25 538 09 15 00 09 17 00 --- 17 04 49 66.5 209.1 0.8 22.4 120 554 09 15 01 09 17 00 J1619+2247 17 04 49 67.3 207.7 0.7 21.4 -5 554 No stop 09 18 00 --- 17 05 49 67.2 208.2 0.8 21.8 55 562 09 17 01 09 18 00 AT2018 17 05 49 66.5 209.5 0.8 22.7 -5 562 No stop 09 21 00 --- 17 08 49 66.2 211.1 0.9 23.9 175 585 09 18 01 Schedule for URUMQI (Code Ur ) 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 ---------------------------------------------------------------------------------------- --- Sun 21 Oct 2018 Day 294 --- 09 21 00 J1619+2247 17 08 49 67.0 209.9 0.8 23.1 -5 585 No stop 09 22 00 --- 17 09 50 66.9 210.4 0.8 23.5 55 592 09 21 01 09 22 00 AT2018 17 09 50 66.1 211.6 0.9 24.2 -5 592 No stop 09 24 00 --- 17 11 50 65.9 212.6 0.9 25.0 115 608 09 22 01 09 24 00 VLA2 17 11 50 66.0 212.3 0.9 24.8 -4 608 No stop 09 25 00 --- 17 12 50 65.9 212.8 0.9 25.2 56 615 09 24 01 09 25 30 J1619+2247 17 13 20 66.5 212.3 0.9 24.9 25 615 09 25 30 09 26 30 --- 17 14 20 66.4 212.8 0.9 25.2 60 623 09 25 31 09 26 30 AT2018 17 14 20 65.6 213.9 1.0 25.9 -5 623 No stop 09 29 30 --- 17 17 21 65.3 215.4 1.0 27.0 175 646 09 26 31 09 29 30 J1619+2247 17 17 21 66.1 214.4 1.0 26.4 -5 646 No stop 09 30 30 --- 17 18 21 66.0 214.9 1.0 26.7 55 654 09 29 31 09 30 30 AT2018 17 18 21 65.2 215.9 1.0 27.4 -5 654 No stop 09 33 30 --- 17 21 22 64.9 217.4 1.1 28.4 175 677 09 30 31 09 33 30 J1619+2247 17 21 22 65.7 216.4 1.0 27.8 -5 677 No stop 09 34 30 --- 17 22 22 65.6 216.9 1.0 28.2 55 685 09 33 31 09 35 00 VLA1 17 22 52 64.7 218.2 1.1 29.0 25 685 09 35 00 09 37 00 --- 17 24 52 64.5 219.2 1.1 29.7 120 700 09 35 01 09 37 00 J1619+2247 17 24 52 65.3 218.1 1.1 29.0 -5 700 No stop 09 38 00 --- 17 25 52 65.2 218.6 1.1 29.4 55 708 09 37 01 09 38 00 AT2018 17 25 52 64.4 219.5 1.2 29.9 -5 708 No stop 09 41 00 --- 17 28 53 64.0 220.9 1.2 30.9 175 731 09 38 01 09 41 00 J1619+2247 17 28 53 64.9 220.0 1.1 30.4 -5 731 No stop 09 42 00 --- 17 29 53 64.8 220.5 1.2 30.7 55 738 09 41 01 09 42 00 AT2018 17 29 53 63.9 221.3 1.2 31.2 -5 738 No stop 09 44 00 --- 17 31 53 63.7 222.2 1.3 31.8 115 754 09 42 01 09 44 00 VLA2 17 31 53 63.8 222.0 1.2 31.6 -3 754 No stop 09 45 00 --- 17 32 53 63.7 222.4 1.3 31.9 57 762 09 44 01 09 45 30 J1619+2247 17 33 23 64.3 222.1 1.2 31.8 26 762 09 45 30 09 46 30 --- 17 34 24 64.2 222.5 1.2 32.1 60 769 09 45 31 Schedule for URUMQI (Code Ur ) 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 ---------------------------------------------------------------------------------------- --- Sun 21 Oct 2018 Day 294 --- 09 46 30 AT2018 17 34 24 63.4 223.3 1.3 32.5 -5 769 No stop 09 49 30 --- 17 37 24 63.0 224.6 1.3 33.4 175 792 09 46 31 09 49 30 J1619+2247 17 37 24 63.8 223.9 1.3 33.0 -5 792 No stop 09 50 30 --- 17 38 24 63.7 224.3 1.3 33.3 55 800 09 49 31 09 50 30 AT2018 17 38 24 62.9 225.0 1.4 33.7 -5 800 No stop 09 53 30 --- 17 41 25 62.5 226.3 1.4 34.5 175 823 09 50 31 09 53 30 J1619+2247 17 41 25 63.3 225.6 1.4 34.2 -5 823 No stop 09 54 30 --- 17 42 25 63.2 226.0 1.4 34.5 55 831 09 53 31 09 55 00 VLA1 17 42 55 62.2 227.0 1.4 35.0 25 831 09 55 00 09 57 00 --- 17 44 55 62.0 227.9 1.5 35.5 120 846 09 55 01 09 57 00 J1619+2247 17 44 55 62.9 227.1 1.4 35.2 -5 846 No stop 09 58 00 --- 17 45 56 62.7 227.5 1.4 35.4 55 854 09 57 01 09 58 00 AT2018 17 45 56 61.9 228.1 1.5 35.7 -5 854 No stop 10 01 00 --- 17 48 56 61.5 229.3 1.5 36.5 175 877 09 58 01 10 01 00 J1619+2247 17 48 56 62.3 228.7 1.5 36.2 -5 877 No stop 10 02 00 --- 17 49 56 62.2 229.1 1.5 36.5 55 885 10 01 01 10 02 00 AT2018 17 49 56 61.3 229.7 1.6 36.7 -5 885 No stop 10 04 00 --- 17 51 57 61.0 230.5 1.6 37.2 115 900 10 02 01 10 04 00 VLA2 17 51 57 61.2 230.3 1.6 37.1 -3 900 No stop 10 05 00 --- 17 52 57 61.0 230.6 1.6 37.3 57 908 10 04 01 10 05 30 J1619+2247 17 53 27 61.7 230.5 1.6 37.4 26 908 10 05 30 10 06 30 --- 17 54 27 61.6 230.9 1.6 37.6 60 915 10 05 31 10 06 30 AT2018 17 54 27 60.7 231.4 1.6 37.8 -5 915 No stop 10 09 30 --- 17 57 27 60.3 232.5 1.7 38.5 175 938 10 06 31 10 09 30 J1619+2247 17 57 27 61.1 232.0 1.6 38.3 -5 938 No stop 10 10 30 --- 17 58 28 61.0 232.4 1.6 38.6 55 946 10 09 31 10 10 30 AT2018 17 58 28 60.1 232.9 1.7 38.7 -5 946 No stop 10 13 30 --- 18 01 28 59.7 234.0 1.7 39.3 175 969 10 10 31 10 13 30 J1619+2247 18 01 28 60.6 233.5 1.7 39.2 -5 969 No stop 10 14 30 --- 18 02 28 60.4 233.8 1.7 39.4 55 977 10 13 31 Schedule for URUMQI (Code Ur ) 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 ---------------------------------------------------------------------------------------- --- Sun 21 Oct 2018 Day 294 --- 10 15 00 VLA1 18 02 58 59.4 234.6 1.8 39.7 25 977 10 15 00 10 17 00 --- 18 04 59 59.1 235.3 1.8 40.1 120 992 10 15 01 10 17 00 J1619+2247 18 04 59 60.0 234.7 1.7 40.0 -5 992 No stop 10 18 00 --- 18 05 59 59.9 235.1 1.8 40.2 55 1000 10 17 01 10 18 00 AT2018 18 05 59 59.0 235.5 1.8 40.3 -5 1000 No stop 10 21 00 --- 18 08 59 58.6 236.6 1.9 40.9 175 1023 10 18 01 10 21 00 J1619+2247 18 08 59 59.4 236.1 1.8 40.8 -5 1023 No stop 10 22 00 --- 18 09 59 59.3 236.5 1.8 41.0 55 1031 10 21 01 10 22 00 AT2018 18 09 59 58.4 236.9 1.9 41.0 -5 1031 No stop 10 24 00 --- 18 12 00 58.1 237.6 1.9 41.4 115 1046 10 22 01 10 24 00 VLA2 18 12 00 58.2 237.4 1.9 41.3 -3 1046 No stop 10 25 00 --- 18 13 00 58.1 237.7 1.9 41.5 57 1054 10 24 01 10 25 30 J1619+2247 18 13 30 58.8 237.7 1.9 41.7 26 1054 10 25 30 10 26 30 --- 18 14 30 58.6 238.0 1.9 41.9 60 1062 10 25 31 10 26 30 AT2018 18 14 30 57.7 238.4 2.0 41.9 -5 1062 No stop 10 29 30 --- 18 17 31 57.2 239.3 2.0 42.4 175 1085 10 26 31 10 29 30 J1619+2247 18 17 31 58.1 239.0 2.0 42.4 -5 1085 No stop 10 30 30 --- 18 18 31 58.0 239.3 2.0 42.6 55 1092 10 29 31 10 30 30 AT2018 18 18 31 57.1 239.6 2.0 42.6 -5 1092 No stop 10 33 30 --- 18 21 31 56.6 240.6 2.1 43.1 175 1115 10 30 31 10 33 30 J1619+2247 18 21 31 57.5 240.2 2.0 43.1 -5 1115 No stop 10 34 30 --- 18 22 32 57.4 240.6 2.0 43.3 55 1123 10 33 31 10 35 00 VLA1 18 23 02 56.3 241.1 2.1 43.4 25 1123 10 35 00 10 37 00 --- 18 25 02 56.0 241.7 2.1 43.7 120 1138 10 35 01 10 37 00 J1619+2247 18 25 02 57.0 241.3 2.1 43.7 -5 1138 No stop 10 38 00 --- 18 26 02 56.8 241.6 2.1 43.8 55 1146 10 37 01 10 38 00 AT2018 18 26 02 55.9 241.9 2.2 43.8 -5 1146 No stop 10 41 00 --- 18 29 03 55.4 242.8 2.2 44.2 175 1169 10 38 01 10 41 00 J1619+2247 18 29 03 56.3 242.5 2.2 44.3 -5 1169 No stop 10 42 00 --- 18 30 03 56.2 242.8 2.2 44.4 55 1177 10 41 01 Schedule for URUMQI (Code Ur ) 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 ---------------------------------------------------------------------------------------- --- Sun 21 Oct 2018 Day 294 --- 10 42 00 AT2018 18 30 03 55.2 243.1 2.2 44.4 -5 1177 No stop 10 44 00 --- 18 32 03 54.9 243.7 2.3 44.7 115 1192 10 42 01 10 44 00 VLA2 18 32 03 55.1 243.6 2.2 44.6 -3 1192 No stop 10 45 00 --- 18 33 03 54.9 243.9 2.3 44.7 57 1200 10 44 01 10 45 30 J1619+2247 18 33 33 55.6 243.9 2.2 44.9 25 1200 10 45 30 10 46 30 --- 18 34 33 55.4 244.1 2.2 45.1 60 1208 10 45 31 10 46 30 AT2018 18 34 33 54.5 244.4 2.3 45.0 -5 1208 No stop 10 49 30 --- 18 37 34 54.0 245.3 2.3 45.4 175 1231 10 46 31 10 49 30 J1619+2247 18 37 34 54.9 245.0 2.3 45.5 -5 1231 No stop 10 50 30 --- 18 38 34 54.8 245.3 2.3 45.6 55 1238 10 49 31 10 50 30 AT2018 18 38 34 53.9 245.5 2.4 45.5 -5 1238 No stop 10 53 30 --- 18 41 35 53.4 246.4 2.4 45.9 175 1262 10 50 31 10 53 30 J1619+2247 18 41 35 54.3 246.1 2.4 46.0 -5 1262 No stop 10 54 30 --- 18 42 35 54.1 246.4 2.4 46.1 55 1269 10 53 31 10 55 00 VLA1 18 43 05 53.1 246.8 2.4 46.1 25 1269 10 55 00 10 57 00 --- 18 45 05 52.7 247.4 2.5 46.4 120 1285 10 55 01 10 57 00 J1619+2247 18 45 05 53.7 247.1 2.4 46.5 -5 1285 No stop 10 58 00 --- 18 46 05 53.5 247.3 2.4 46.6 55 1292 10 57 01 10 58 00 AT2018 18 46 05 52.6 247.6 2.5 46.4 -5 1292 No stop 11 01 00 --- 18 49 06 52.1 248.3 2.5 46.8 175 1315 10 58 01 11 01 00 J1619+2247 18 49 06 53.0 248.1 2.5 46.9 -5 1315 No stop 11 02 00 --- 18 50 06 52.8 248.4 2.5 47.0 55 1323 11 01 01 11 02 00 AT2018 18 50 06 51.9 248.6 2.6 46.9 -5 1323 No stop 11 04 00 --- 18 52 06 51.6 249.1 2.6 47.1 115 1338 11 02 01 11 04 00 VLA2 18 52 06 51.7 249.0 2.6 47.1 -3 1338 No stop 11 05 00 --- 18 53 07 51.6 249.2 2.6 47.2 57 1346 11 04 01 11 05 30 J1619+2247 18 53 37 52.2 249.3 2.6 47.4 25 1346 11 05 30 11 06 30 --- 18 54 37 52.1 249.5 2.6 47.5 60 1354 11 05 31 11 06 30 AT2018 18 54 37 51.2 249.7 2.6 47.3 -5 1354 No stop 11 09 30 --- 18 57 37 50.6 250.5 2.7 47.6 175 1377 11 06 31 Schedule for URUMQI (Code Ur ) 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 ---------------------------------------------------------------------------------------- --- Sun 21 Oct 2018 Day 294 --- 11 09 30 J1619+2247 18 57 37 51.6 250.3 2.6 47.8 -5 1377 No stop 11 10 30 --- 18 58 37 51.4 250.6 2.6 47.9 55 1385 11 09 31 11 10 30 AT2018 18 58 37 50.5 250.7 2.7 47.7 -5 1385 No stop 11 13 30 --- 19 01 38 50.0 251.5 2.7 48.0 175 1408 11 10 31 11 13 30 J1619+2247 19 01 38 50.9 251.3 2.7 48.2 -5 1408 No stop 11 14 30 --- 19 02 38 50.7 251.5 2.7 48.3 55 1415 11 13 31 11 15 00 VLA1 19 03 08 49.7 251.9 2.8 48.2 25 1415 11 15 00 11 17 00 --- 19 05 09 49.3 252.4 2.8 48.3 120 1431 11 15 01 11 17 00 J1619+2247 19 05 09 50.3 252.1 2.8 48.5 -5 1431 No stop 11 18 00 --- 19 06 09 50.1 252.4 2.8 48.6 55 1438 11 17 01 11 18 00 AT2018 19 06 09 49.2 252.5 2.8 48.4 -5 1438 No stop 11 21 00 --- 19 09 09 48.7 253.2 2.9 48.6 175 1462 11 18 01 11 21 00 J1619+2247 19 09 09 49.6 253.1 2.8 48.8 -5 1462 No stop 11 22 00 --- 19 10 09 49.4 253.3 2.8 48.9 55 1469 11 21 01 11 22 00 AT2018 19 10 09 48.5 253.5 2.9 48.7 -5 1469 No stop 11 24 00 --- 19 12 10 48.1 253.9 2.9 48.9 115 1485 11 22 01 11 24 00 VLA2 19 12 10 48.3 253.8 2.9 48.9 -3 1485 No stop 11 25 00 --- 19 13 10 48.1 254.1 2.9 48.9 57 1492 11 24 01 11 25 30 J1619+2247 19 13 40 48.8 254.1 2.9 49.2 25 1492 11 25 30 11 26 30 --- 19 14 40 48.6 254.4 2.9 49.3 60 1500 11 25 31 11 26 30 AT2018 19 14 40 47.7 254.5 3.0 49.1 -5 1500 No stop 11 29 30 --- 19 17 41 47.2 255.2 3.0 49.3 175 1523 11 26 31 11 29 30 J1619+2247 19 17 41 48.1 255.0 3.0 49.5 -5 1523 No stop 11 30 30 --- 19 18 41 47.9 255.3 3.0 49.6 55 1531 11 29 31 11 30 30 AT2018 19 18 41 47.0 255.4 3.0 49.3 -5 1531 No stop 11 33 30 --- 19 21 41 46.5 256.0 3.1 49.5 175 1554 11 30 31 11 33 30 J1619+2247 19 21 41 47.4 255.9 3.0 49.8 -5 1554 No stop 11 34 30 --- 19 22 41 47.2 256.2 3.0 49.8 55 1562 11 33 31 11 35 00 VLA1 19 23 11 46.2 256.4 3.1 49.7 25 1562 11 35 00 11 37 00 --- 19 25 12 45.8 256.9 3.1 49.8 120 1577 11 35 01 Schedule for URUMQI (Code Ur ) 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 ---------------------------------------------------------------------------------------- --- Sun 21 Oct 2018 Day 294 --- 11 37 00 J1619+2247 19 25 12 46.8 256.7 3.1 50.0 -5 1577 No stop 11 38 00 --- 19 26 12 46.6 256.9 3.1 50.0 55 1585 11 37 01 11 38 00 AT2018 19 26 12 45.7 257.0 3.2 49.8 -5 1585 No stop 11 41 00 --- 19 29 12 45.1 257.7 3.2 50.0 175 1608 11 38 01 11 41 00 J1619+2247 19 29 12 46.1 257.6 3.2 50.2 -5 1608 No stop 11 42 00 --- 19 30 13 45.9 257.8 3.2 50.3 55 1615 11 41 01 11 42 00 AT2018 19 30 13 45.0 257.9 3.2 50.0 -5 1615 No stop 11 44 00 --- 19 32 13 44.6 258.3 3.3 50.1 115 1631 11 42 01 11 44 00 VLA2 19 32 13 44.8 258.2 3.2 50.1 -3 1631 No stop 11 45 00 --- 19 33 13 44.6 258.4 3.3 50.2 57 1638 11 44 01 11 45 30 J1619+2247 19 33 43 45.3 258.5 3.2 50.5 25 1638 11 45 30 11 46 30 --- 19 34 43 45.1 258.7 3.2 50.5 60 1646 11 45 31 11 46 30 AT2018 19 34 43 44.2 258.8 3.3 50.3 -5 1646 No stop 11 49 30 --- 19 37 44 43.6 259.4 3.3 50.4 175 1669 11 46 31 11 49 30 J1619+2247 19 37 44 44.5 259.3 3.3 50.7 -5 1669 No stop 11 50 30 --- 19 38 44 44.4 259.5 3.3 50.7 55 1677 11 49 31 11 50 30 AT2018 19 38 44 43.4 259.6 3.4 50.5 -5 1677 No stop 11 53 30 --- 19 41 45 42.9 260.2 3.4 50.6 175 1700 11 50 31 11 53 30 J1619+2247 19 41 45 43.8 260.2 3.4 50.8 -5 1700 No stop 11 54 30 --- 19 42 45 43.6 260.4 3.4 50.9 55 1708 11 53 31 11 55 00 VLA1 19 43 15 42.6 260.6 3.4 50.7 25 1708 11 55 00 11 57 00 --- 19 45 15 42.2 261.0 3.5 50.7 120 1723 11 55 01 11 57 00 J1619+2247 19 45 15 43.2 260.9 3.4 51.0 -5 1723 No stop 11 58 00 --- 19 46 15 43.0 261.1 3.4 51.0 55 1731 11 57 01 11 58 00 AT2018 19 46 15 42.1 261.1 3.5 50.8 -5 1731 No stop 12 01 00 --- 19 49 16 41.6 261.7 3.5 50.9 175 1754 11 58 01 12 01 00 J1619+2247 19 49 16 42.5 261.6 3.5 51.1 -5 1754 No stop 12 02 00 --- 19 50 16 42.3 261.8 3.5 51.2 55 1762 12 01 01 12 02 00 AT2018 19 50 16 41.4 261.9 3.6 50.9 -5 1762 No stop 12 04 00 --- 19 52 16 41.0 262.3 3.6 51.0 115 1777 12 02 01 Schedule for URUMQI (Code Ur ) 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 ---------------------------------------------------------------------------------------- --- Sun 21 Oct 2018 Day 294 --- 12 04 00 VLA2 19 52 16 41.2 262.2 3.6 51.0 -3 1777 No stop 12 05 00 --- 19 53 16 41.0 262.4 3.6 51.0 57 1785 12 04 01 12 05 30 J1619+2247 19 53 46 41.7 262.5 3.6 51.3 25 1785 12 05 30 12 06 30 --- 19 54 47 41.5 262.7 3.6 51.3 60 1792 12 05 31 12 06 30 AT2018 19 54 47 40.6 262.8 3.6 51.1 -5 1792 No stop 12 09 30 --- 19 57 47 40.0 263.4 3.7 51.1 175 1815 12 06 31 12 09 30 J1619+2247 19 57 47 40.9 263.3 3.6 51.4 -5 1815 No stop 12 10 30 --- 19 58 47 40.8 263.5 3.6 51.4 55 1823 12 09 31 12 10 30 AT2018 19 58 47 39.8 263.6 3.7 51.2 -5 1823 No stop 12 13 30 --- 20 01 48 39.3 264.1 3.8 51.2 175 1846 12 10 31 12 13 30 J1619+2247 20 01 48 40.2 264.1 3.7 51.5 -5 1846 No stop 12 14 30 --- 20 02 48 40.0 264.2 3.7 51.5 55 1854 12 13 31 12 15 00 VLA1 20 03 18 39.0 264.5 3.8 51.3 25 1854 12 15 00 12 17 00 --- 20 05 18 38.6 264.8 3.8 51.3 120 1869 12 15 01 12 17 00 J1619+2247 20 05 18 39.6 264.7 3.8 51.6 -5 1869 No stop 12 18 00 --- 20 06 19 39.4 264.9 3.8 51.6 55 1877 12 17 01 12 18 00 AT2018 20 06 19 38.5 265.0 3.8 51.3 -5 1877 No stop 12 21 00 --- 20 09 19 37.9 265.5 3.9 51.4 175 1900 12 18 01 12 21 00 J1619+2247 20 09 19 38.9 265.4 3.8 51.7 -5 1900 No stop 12 22 00 --- 20 10 19 38.7 265.6 3.8 51.7 55 1908 12 21 01 12 22 00 AT2018 20 10 19 37.8 265.7 3.9 51.4 -5 1908 No stop 12 24 00 --- 20 12 20 37.4 266.1 3.9 51.5 115 1923 12 22 01 12 24 00 VLA2 20 12 20 37.6 266.0 3.9 51.5 -3 1923 No stop 12 25 00 --- 20 13 20 37.4 266.2 3.9 51.5 57 1931 12 24 01 12 25 30 J1619+2247 20 13 50 38.0 266.3 3.9 51.7 25 1931 12 25 30 12 26 30 --- 20 14 50 37.9 266.5 3.9 51.8 60 1938 12 25 31 12 26 30 AT2018 20 14 50 36.9 266.5 4.0 51.5 -5 1938 No stop 12 29 30 --- 20 17 50 36.4 267.1 4.0 51.5 175 1962 12 26 31 12 29 30 J1619+2247 20 17 50 37.3 267.0 4.0 51.8 -5 1962 No stop 12 30 30 --- 20 18 51 37.1 267.2 4.0 51.8 55 1969 12 29 31 Schedule for URUMQI (Code Ur ) 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 ---------------------------------------------------------------------------------------- --- Sun 21 Oct 2018 Day 294 --- 12 30 30 AT2018 20 18 51 36.2 267.2 4.0 51.5 -5 1969 No stop 12 33 30 --- 20 21 51 35.7 267.8 4.1 51.6 175 1992 12 30 31 12 33 30 J1619+2247 20 21 51 36.6 267.7 4.0 51.8 -5 1992 No stop 12 34 30 --- 20 22 51 36.4 267.9 4.0 51.9 55 2000 12 33 31 12 35 00 VLA1 20 23 21 35.4 268.1 4.1 51.6 25 2000 12 35 00 12 37 00 --- 20 25 22 35.0 268.4 4.1 51.6 120 2015 12 35 01 12 37 00 J1619+2247 20 25 22 36.0 268.3 4.1 51.9 -5 2015 No stop 12 38 00 --- 20 26 22 35.8 268.5 4.1 51.9 55 2023 12 37 01 12 38 00 AT2018 20 26 22 34.9 268.6 4.2 51.6 -5 2023 No stop 12 41 00 --- 20 29 22 34.3 269.1 4.2 51.6 175 2046 12 38 01 12 41 00 J1619+2247 20 29 22 35.2 269.0 4.2 51.9 -5 2046 No stop 12 42 00 --- 20 30 22 35.0 269.2 4.2 51.9 55 2054 12 41 01 12 42 00 AT2018 20 30 22 34.1 269.3 4.2 51.6 -5 2054 No stop 12 44 00 --- 20 32 23 33.8 269.6 4.3 51.6 115 2069 12 42 01 12 44 00 VLA2 20 32 23 33.9 269.5 4.2 51.6 -3 2069 No stop 12 45 00 --- 20 33 23 33.7 269.7 4.3 51.6 57 2077 12 44 01 12 45 30 J1619+2247 20 33 53 34.4 269.8 4.2 51.9 25 2077 12 45 30 12 46 30 --- 20 34 53 34.2 270.0 4.2 51.9 60 2085 12 45 31 12 46 30 AT2018 20 34 53 33.3 270.0 4.3 51.6 -5 2085 No stop 12 49 30 --- 20 37 54 32.8 270.6 4.4 51.6 175 2108 12 46 31 12 49 30 J1619+2247 20 37 54 33.7 270.5 4.3 51.9 -5 2108 No stop 12 50 30 --- 20 38 54 33.5 270.7 4.3 51.9 55 2115 12 49 31 12 50 30 AT2018 20 38 54 32.6 270.7 4.4 51.6 -5 2115 No stop 12 53 30 --- 20 41 54 32.0 271.2 4.4 51.6 175 2138 12 50 31 12 53 30 J1619+2247 20 41 54 33.0 271.2 4.4 51.9 -5 2138 No stop 12 54 30 --- 20 42 55 32.8 271.4 4.4 51.9 55 2146 12 53 31 12 55 00 VLA1 20 43 25 31.7 271.6 4.4 51.6 25 2146 12 55 00 12 57 00 --- 20 45 25 31.3 271.9 4.5 51.6 120 2162 12 55 01 12 57 00 J1619+2247 20 45 25 32.3 271.8 4.4 51.9 -5 2162 No stop 12 58 00 --- 20 46 25 32.1 271.9 4.4 51.9 55 2169 12 57 01 Schedule for URUMQI (Code Ur ) 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 ---------------------------------------------------------------------------------------- --- Sun 21 Oct 2018 Day 294 --- 12 58 00 AT2018 20 46 25 31.2 272.0 4.5 51.6 -5 2169 No stop 13 01 00 --- 20 49 26 30.7 272.5 4.5 51.6 175 2192 12 58 01 13 01 00 J1619+2247 20 49 26 31.6 272.5 4.5 51.8 -5 2192 No stop 13 02 00 --- 20 50 26 31.4 272.6 4.5 51.8 55 2200 13 01 01 13 02 00 AT2018 20 50 26 30.5 272.7 4.6 51.5 -5 2200 No stop 13 04 00 --- 20 52 26 30.1 273.0 4.6 51.5 115 2215 13 02 01 13 04 00 VLA2 20 52 26 30.3 272.9 4.6 51.6 -3 2215 No stop 13 05 00 --- 20 53 26 30.1 273.1 4.6 51.5 57 2223 13 04 01 13 05 30 J1619+2247 20 53 56 30.8 273.2 4.6 51.8 25 2223 13 05 30 13 06 30 --- 20 54 56 30.6 273.4 4.6 51.8 60 2231 13 05 31 13 08 30 J1642+3948 20 56 57 43.7 288.3 4.2 63.7 90 2231 13 08 30 13 11 30 =3C345 20 59 57 43.1 288.7 4.3 63.5 180 2254 13 08 31 ---------- Main phase-referencing calibrator ---------- 13 13 00 J1619+2247 21 01 28 29.4 274.4 4.7 51.7 60 2254 13 13 00 13 14 30 --- 21 02 58 29.1 274.7 4.7 51.7 90 2265 13 13 01 13 14 30 AT2018 21 02 58 28.2 274.7 4.8 51.4 -5 2265 No stop 13 17 30 --- 21 05 58 27.7 275.2 4.8 51.3 175 2288 13 14 31 13 17 30 J1619+2247 21 05 58 28.6 275.2 4.8 51.6 -5 2288 No stop 13 18 30 --- 21 06 58 28.4 275.3 4.8 51.6 55 2296 13 17 31 13 18 30 AT2018 21 06 58 27.5 275.4 4.8 51.3 -5 2296 No stop 13 21 30 --- 21 09 59 27.0 275.9 4.9 51.2 175 2319 13 18 31 13 21 30 J1619+2247 21 09 59 27.9 275.8 4.8 51.5 -5 2319 No stop 13 22 30 --- 21 10 59 27.7 276.0 4.8 51.5 55 2327 13 21 31 13 23 00 VLA1 21 11 29 26.6 276.2 4.9 51.2 25 2327 13 23 00 13 25 00 --- 21 13 30 26.3 276.5 5.0 51.2 120 2342 13 23 01 13 25 00 J1619+2247 21 13 30 27.2 276.4 4.9 51.5 -5 2342 No stop 13 26 00 --- 21 14 30 27.1 276.6 4.9 51.4 55 2350 13 25 01 13 26 00 AT2018 21 14 30 26.1 276.6 5.0 51.1 -5 2350 No stop 13 29 00 --- 21 17 30 25.6 277.1 5.0 51.1 175 2373 13 26 01 Schedule for URUMQI (Code Ur ) 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 ---------------------------------------------------------------------------------------- --- Sun 21 Oct 2018 Day 294 --- 13 29 00 J1619+2247 21 17 30 26.5 277.0 5.0 51.4 -5 2373 No stop 13 30 00 --- 21 18 30 26.3 277.2 5.0 51.3 55 2381 13 29 01 13 30 00 AT2018 21 18 30 25.4 277.3 5.0 51.0 -5 2381 No stop 13 32 00 --- 21 20 31 25.1 277.6 5.1 51.0 115 2396 13 30 01 13 32 00 VLA2 21 20 31 25.2 277.5 5.1 51.0 -3 2396 No stop 13 33 00 --- 21 21 31 25.0 277.7 5.1 51.0 57 2404 13 32 01 13 33 30 J1619+2247 21 22 01 25.7 277.8 5.0 51.2 25 2404 13 33 30 13 34 30 --- 21 23 01 25.5 277.9 5.1 51.2 60 2412 13 33 31 13 34 30 AT2018 21 23 01 24.6 278.0 5.1 50.9 -5 2412 No stop 13 37 30 --- 21 26 02 24.1 278.5 5.2 50.8 175 2435 13 34 31 13 37 30 J1619+2247 21 26 02 25.0 278.4 5.1 51.1 -5 2435 No stop 13 38 30 --- 21 27 02 24.8 278.6 5.1 51.1 55 2442 13 37 31 13 38 30 AT2018 21 27 02 23.9 278.6 5.2 50.8 -5 2442 No stop 13 41 30 --- 21 30 02 23.3 279.1 5.2 50.7 175 2465 13 38 31 13 41 30 J1619+2247 21 30 02 24.3 279.1 5.2 51.0 -5 2465 No stop 13 42 30 --- 21 31 02 24.1 279.2 5.2 51.0 55 2473 13 41 31 13 43 00 VLA1 21 31 32 23.0 279.4 5.3 50.7 25 2473 13 43 00 13 45 00 --- 21 33 33 22.7 279.7 5.3 50.6 120 2488 13 43 01 13 45 00 J1619+2247 21 33 33 23.6 279.6 5.2 50.9 -5 2488 No stop 13 46 00 --- 21 34 33 23.5 279.8 5.2 50.9 55 2496 13 45 01 13 46 00 AT2018 21 34 33 22.5 279.8 5.3 50.6 -5 2496 No stop 13 49 00 --- 21 37 33 22.0 280.3 5.3 50.5 175 2519 13 46 01 13 49 00 J1619+2247 21 37 33 22.9 280.2 5.3 50.8 -5 2519 No stop 13 50 00 --- 21 38 34 22.7 280.4 5.3 50.7 55 2527 13 49 01 13 50 00 AT2018 21 38 34 21.8 280.5 5.4 50.4 -5 2527 No stop 13 52 00 --- 21 40 34 21.5 280.8 5.4 50.4 115 2542 13 50 01 13 52 00 VLA2 21 40 34 21.6 280.7 5.4 50.4 -3 2542 No stop 13 53 00 --- 21 41 34 21.4 280.9 5.4 50.4 57 2550 13 52 01 13 53 30 J1619+2247 21 42 04 22.1 281.0 5.4 50.6 25 2550 13 53 30 13 54 30 --- 21 43 04 21.9 281.1 5.4 50.6 60 2558 13 53 31 Schedule for URUMQI (Code Ur ) 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 ---------------------------------------------------------------------------------------- --- Sun 21 Oct 2018 Day 294 --- 13 54 30 AT2018 21 43 04 21.0 281.2 5.4 50.3 -5 2558 No stop 13 57 30 --- 21 46 05 20.5 281.7 5.5 50.2 175 2581 13 54 31 13 57 30 J1619+2247 21 46 05 21.4 281.6 5.4 50.4 -5 2581 No stop 13 58 30 --- 21 47 05 21.2 281.8 5.5 50.4 55 2588 13 57 31 13 58 30 AT2018 21 47 05 20.3 281.8 5.5 50.1 -5 2588 No stop 14 01 30 --- 21 50 06 19.8 282.3 5.6 50.0 175 2612 13 58 31 14 01 30 J1619+2247 21 50 06 20.7 282.2 5.5 50.3 -5 2612 No stop 14 02 30 --- 21 51 06 20.5 282.4 5.5 50.2 55 2619 14 01 31 14 03 00 VLA1 21 51 36 19.5 282.6 5.6 49.9 25 2619 14 03 00 14 05 00 --- 21 53 36 19.1 282.9 5.6 49.8 120 2635 14 03 01 14 05 00 J1619+2247 21 53 36 20.1 282.8 5.6 50.1 -5 2635 No stop 14 06 00 --- 21 54 36 19.9 282.9 5.6 50.1 55 2642 14 05 01 14 06 00 AT2018 21 54 36 19.0 283.0 5.6 49.8 -5 2642 No stop 14 09 00 --- 21 57 37 18.4 283.5 5.7 49.7 175 2665 14 06 01 14 09 00 J1619+2247 21 57 37 19.4 283.4 5.6 50.0 -5 2665 No stop 14 10 00 --- 21 58 37 19.2 283.6 5.6 49.9 55 2673 14 09 01 14 10 00 AT2018 21 58 37 18.3 283.7 5.7 49.6 -5 2673 No stop 14 12 00 --- 22 00 37 17.9 284.0 5.7 49.5 115 2688 14 10 01 14 12 00 VLA2 22 00 37 18.1 283.9 5.7 49.6 -3 2688 No stop 14 13 00 --- 22 01 37 17.9 284.1 5.7 49.5 57 2696 14 12 01 14 13 30 J1619+2247 22 02 08 18.6 284.1 5.7 49.7 25 2696 14 13 30 14 14 30 --- 22 03 08 18.4 284.3 5.7 49.7 60 2704 14 13 31 14 14 30 AT2018 22 03 08 17.5 284.4 5.8 49.4 -5 2704 No stop 14 17 30 --- 22 06 08 16.9 284.8 5.8 49.3 175 2727 14 14 31 14 17 30 J1619+2247 22 06 08 17.9 284.7 5.8 49.6 -5 2727 No stop 14 18 30 --- 22 07 08 17.7 284.9 5.8 49.5 55 2735 14 17 31 14 18 30 AT2018 22 07 08 16.8 285.0 5.8 49.2 -5 2735 No stop 14 21 30 --- 22 10 09 16.2 285.5 5.9 49.1 175 2758 14 18 31 14 21 30 J1619+2247 22 10 09 17.2 285.4 5.8 49.4 -5 2758 No stop 14 22 30 --- 22 11 09 17.0 285.5 5.9 49.3 55 2765 14 21 31 Schedule for URUMQI (Code Ur ) 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 ---------------------------------------------------------------------------------------- --- Sun 21 Oct 2018 Day 294 --- 14 23 00 VLA1 22 11 39 15.9 285.8 5.9 49.0 25 2765 14 23 00 14 25 00 --- 22 13 39 15.6 286.1 6.0 48.9 120 2781 14 23 01 14 25 00 J1619+2247 22 13 39 16.5 285.9 5.9 49.2 -5 2781 No stop 14 26 00 --- 22 14 40 16.4 286.1 5.9 49.1 55 2788 14 25 01 14 26 00 AT2018 22 14 40 15.5 286.2 6.0 48.8 -5 2788 No stop 14 29 00 --- 22 17 40 14.9 286.7 6.0 48.7 175 2812 14 26 01 14 29 00 J1619+2247 22 17 40 15.8 286.6 6.0 49.0 -5 2812 No stop 14 30 00 --- 22 18 40 15.7 286.7 6.0 48.9 55 2819 14 29 01 14 30 00 AT2018 22 18 40 14.8 286.8 6.0 48.6 -5 2819 No stop 14 32 00 --- 22 20 41 14.4 287.1 6.1 48.5 115 2835 14 30 01 14 32 00 VLA2 22 20 41 14.6 287.1 6.1 48.6 -3 2835 No stop 14 33 00 --- 22 21 41 14.4 287.2 6.1 48.5 57 2842 14 32 01 14 33 30 J1619+2247 22 22 11 15.1 287.3 6.0 48.7 25 2842 14 33 30 14 34 30 --- 22 23 11 14.9 287.4 6.1 48.7 60 2850 14 33 31 14 34 30 AT2018 22 23 11 14.0 287.5 6.1 48.4 -5 2850 No stop 14 37 30 --- 22 26 11 13.5 288.0 6.2 48.2 175 2873 14 34 31 14 37 30 J1619+2247 22 26 11 14.4 287.9 6.1 48.5 -5 2873 No stop 14 38 30 --- 22 27 12 14.2 288.1 6.1 48.4 55 2881 14 37 31 14 38 30 AT2018 22 27 12 13.3 288.2 6.2 48.1 -5 2881 No stop 14 41 30 --- 22 30 12 12.8 288.6 6.2 48.0 175 2904 14 38 31 14 41 30 J1619+2247 22 30 12 13.7 288.5 6.2 48.3 -5 2904 No stop 14 42 30 --- 22 31 12 13.5 288.7 6.2 48.2 55 2912 14 41 31 14 43 00 VLA1 22 31 42 12.5 288.9 6.3 47.9 25 2912 14 43 00 14 45 00 --- 22 33 43 12.1 289.3 6.3 47.7 120 2927 14 43 01 14 45 00 J1619+2247 22 33 43 13.1 289.1 6.2 48.0 -5 2927 No stop 14 46 00 --- 22 34 43 12.9 289.3 6.2 48.0 55 2935 14 45 01 14 46 00 AT2018 22 34 43 12.0 289.4 6.3 47.7 -5 2935 No stop 14 49 00 --- 22 37 43 11.5 289.8 6.3 47.5 175 2958 14 46 01 14 49 00 J1619+2247 22 37 43 12.4 289.7 6.3 47.8 -5 2958 No stop 14 50 00 --- 22 38 43 12.2 289.9 6.3 47.7 55 2965 14 49 01 Schedule for URUMQI (Code Ur ) 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 ---------------------------------------------------------------------------------------- --- Sun 21 Oct 2018 Day 294 --- 14 50 00 AT2018 22 38 43 11.3 290.0 6.4 47.4 -5 2965 No stop 14 52 00 --- 22 40 44 11.0 290.3 6.4 47.3 115 2981 14 50 01 14 52 00 VLA2 22 40 44 11.1 290.3 6.4 47.4 -3 2981 No stop 14 53 00 --- 22 41 44 10.9 290.4 6.4 47.3 57 2988 14 52 01 14 53 30 J1619+2247 22 42 14 11.6 290.4 6.4 47.5 25 2988 14 53 30 14 54 30 --- 22 43 14 11.4 290.6 6.4 47.4 60 2996 14 53 31 14 54 30 AT2018 22 43 14 10.5 290.7 6.4 47.2 -5 2996 No stop 14 57 30 --- 22 46 15 10.0 291.2 6.5 47.0 175 3019 14 54 31 14 57 30 J1619+2247 22 46 15 10.9 291.1 6.4 47.2 -5 3019 No stop 14 58 30 --- 22 47 15 10.8 291.2 6.5 47.2 55 3027 14 57 31 14 58 30 AT2018 22 47 15 9.9 291.4 6.5 46.9 -5 3027 No stop 15 01 30 --- 22 50 15 9.4 291.8 6.6 46.7 175 3050 14 58 31 15 01 30 J1619+2247 22 50 15 10.3 291.7 6.5 47.0 -5 3050 No stop 15 02 30 --- 22 51 16 10.1 291.9 6.5 46.9 55 3058 15 01 31 15 03 00 VLA1 22 51 46 9.0 292.1 6.6 46.6 25 3058 15 03 00 15 05 00 --- 22 53 46 8.7 292.5 6.6 46.4 120 3073 15 03 01 15 05 00 J1619+2247 22 53 46 9.7 292.3 6.6 46.7 -5 3073 No stop 15 06 00 --- 22 54 46 9.5 292.4 6.6 46.7 55 3081 15 05 01 15 06 00 AT2018 22 54 46 8.6 292.6 6.6 46.4 -5 3081 No stop 15 09 00 --- 22 57 47 8.1 293.1 6.7 46.2 175 3104 15 06 01 15 09 00 J1619+2247 22 57 47 9.0 292.9 6.6 46.5 -5 3104 No stop 15 10 00 --- 22 58 47 8.8 293.1 6.6 46.4 55 3112 15 09 01 15 10 00 AT2018 22 58 47 7.9 293.2 6.7 46.1 -5 3112 No stop 15 12 00 --- 23 00 47 7.6 293.6 6.7 45.9 115 3127 15 10 01 15 12 00 VLA2 23 00 47 7.7 293.5 6.7 46.0 -3 3127 No stop 15 13 00 --- 23 01 47 7.6 293.6 6.7 45.9 57 3135 15 12 01 15 13 30 J1619+2247 23 02 17 8.2 293.7 6.7 46.1 25 3135 15 13 30 15 14 30 --- 23 03 18 8.1 293.8 6.7 46.1 60 3142 15 13 31 15 14 30 AT2018 23 03 18 7.2 294.0 6.8 45.8 -5 3142 No stop 15 17 30 --- 23 06 18 6.7 294.4 6.8 45.5 175 3165 15 14 31 Schedule for URUMQI (Code Ur ) 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 ---------------------------------------------------------------------------------------- --- Sun 21 Oct 2018 Day 294 --- 15 17 30 J1619+2247 23 06 18 7.6 294.3 6.8 45.8 -5 3165 No stop 15 18 30 --- 23 07 18 7.4 294.5 6.8 45.8 55 3173 15 17 31 15 18 30 AT2018 23 07 18 6.5 294.6 6.8 45.5 -5 3173 No stop 15 21 30 --- 23 10 19 6.0 295.1 6.9 45.2 175 3196 15 18 31 15 21 30 J1619+2247 23 10 19 6.9 295.0 6.8 45.5 -5 3196 No stop 15 22 30 --- 23 11 19 6.8 295.1 6.9 45.4 55 3204 15 21 31 15 23 00 VLA1 23 11 49 5.7 295.4 6.9 45.1 25 3204 15 23 00 15 25 00 --- 23 13 49 5.4 295.7 7.0 44.9 120 3219 15 23 01 15 25 00 J1619+2247 23 13 49 6.3 295.5 6.9 45.2 -5 3219 No stop 15 26 00 --- 23 14 49 6.2 295.7 6.9 45.2 55 3227 15 25 01 15 26 00 AT2018 23 14 49 5.3 295.8 7.0 44.9 -5 3227 No stop 15 29 00 --- 23 17 50 4.8 296.3 7.0 D 44.6 0 3250 15 26 01 15 29 00 J1619+2247 23 17 50 5.7 296.2 7.0 44.9 -4 3250 No stop 15 30 00 --- 23 18 50 5.5 296.3 7.0 44.8 56 3258 15 29 01 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess318.C1024 --- 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: 15 Station: URUMQI Total bit rate: 1024 Format: MARK5B Bits per sample: 2 Sample rate: 32.000 Number of channels: 16 DBE type: DBBC_DDC Speedup factor: 1.00 Disk used to record data. 1st LO= 4620.00 4620.00 4620.00 4620.00 4620.00 4620.00 4620.00 4620.00 4620.00 4620.00 4620.00 4620.00 4620.00 4620.00 4620.00 4620.00 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 = A2 C1 A2 C1 A2 C1 A2 C1 A2 C1 A2 C1 A2 C1 A2 C1 The following frequency sets based on these setups were used. Frequency Set: 7 Setup file default. Used with PCAL = off LO sum= 4942.49 4942.49 4942.49 4942.49 4974.49 4974.49 4974.49 4974.49 5006.49 5006.49 5006.49 5006.49 5038.49 5038.49 5038.49 5038.49 BBC fr= 322.49 322.49 322.49 322.49 354.49 354.49 354.49 354.49 386.49 386.49 386.49 386.49 418.49 418.49 418.49 418.49 Bandwd= 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 Matching frequency sets: 7 Track assignments are: track1= 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 46.757813 0.00 22 23 28.30125 * 22 16 04.89000 22 13 37.66756 0.00 From catalog imbedded in main SCHED input file. * VLA1 16 13 32.504723 * 16 15 41.690800 16 16 28.226025 0.00 22 23 52.84715 * 22 16 28.22500 22 14 00.54363 0.00 From catalog imbedded in main SCHED input file. * VLA2 16 14 31.729582 * 16 16 40.813800 16 17 27.314618 0.00 22 26 17.16485 * 22 18 56.41100 22 16 30.20193 0.00 From catalog imbedded in main SCHED input file. * J1619+2247 16 17 06.466942 * 16 19 14.824599 16 20 01.061096 0.00 22 54 58.47384 * 22 47 47.85108 22 45 25.53578 0.00 From catalog imbedded in main SCHED input file. 3C345 16 41 17.606229 * 16 42 58.809967 16 43 34.851986 0.79 * J1642+3948 39 54 10.81492 * 39 48 36.99399 39 46 52.88278 0.59 1641+399 /home/guest/rmc/SCHED/sched11.5/catalogs/sources.gsfc J1642+39 GSFC 2016a X/S astro solution, 53724 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 sess318.C1024 1 2 3 4 5 6 7 8 9 10 14 15 + 6.467 512.682 VLA1 sess318.C1024 1 2 3 4 5 6 7 8 9 10 14 15 + 1.167 104.376 VLA2 sess318.C1024 1 2 3 4 5 6 7 8 9 10 14 15 + 0.583 40.744 J1619+2247 sess318.C1024 1 2 3 4 5 6 7 8 9 10 14 15 + 3.017 205.359 J1642+3948 sess318.C1024 1 2 3 4 5 6 7 8 9 10 14 15 + 0.100 10.444 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 49.8 VLA1 49.8 VLA2 50.0 J1619+2247 50.8 J1642+3948 65.4 Barry Clark estimates from predictions by Ketan Desai of IPM scattering sizes that the Sun will cause amplitude reductions on the longest VLBA baselines at a solar distance of 60deg F^(-0.6) where F is in GHz. For common VLBI bands, this is: 327 MHz 117. deg 610 MHz 81. deg 1.6 GHz 45. deg 2.3 GHz 36. deg 5.0 GHz 23. deg 8.4 GHz 17. deg 15.0 GHz 12. deg 22.0 GHz 9. deg 43.0 GHz 6. deg