COVER INFORMATION Station: ZELENCHK (Code Zc ) Experiment: Revealing the radio structure in AT2018cow Exp. Code: RY007B 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 ZELENCHK (Code Zc ) Page 2 Revealing the radio structure in AT2018cow UP: D => Below limits; H => Below horizon mask; W => still slewing at end; blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Disk: GBytes recorded to this point. TPStart: Recording start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Disk TPStart Stop UT LST EL AZ HA UP ParA Dwell GBytes SYNC ---------------------------------------------------------------------------------------- --- Sat 20 Oct 2018 Day 293 --- ---------- 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: 442.49 442.49 442.49 442.49 474.49 474.49 474.49 474.49 506.49 506.49 506.49 506.49 538.49 538.49 538.49 538.49 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 12 41 12 45.7 433.3 -4.0 -64.1 0 0 08 00 00 08 03 00 =3C345 12 44 13 46.2 433.7 -4.0 -64.4 180 23 08 00 01 ---------- Main phase-referencing calibrator ---------- 08 04 30 J1619+2247 12 45 43 41.5 457.6 -3.6 -50.9 41 23 08 04 30 08 06 30 --- 12 47 44 41.9 458.0 -3.5 -50.8 120 38 08 04 31 08 06 30 AT2018 12 47 44 42.1 459.2 -3.5 -50.3 -15 38 No stop 08 09 30 --- 12 50 44 42.7 459.8 -3.4 -50.2 165 62 08 06 31 08 09 30 J1619+2247 12 50 44 42.4 458.6 -3.5 -50.7 -15 62 No stop 08 10 30 --- 12 51 44 42.6 458.8 -3.5 -50.7 45 69 08 09 31 08 10 30 AT2018 12 51 44 42.8 460.0 -3.4 -50.2 -15 69 No stop 08 13 30 --- 12 54 45 43.4 460.6 -3.4 -50.0 165 92 08 10 31 08 13 30 J1619+2247 12 54 45 43.1 459.4 -3.4 -50.6 -15 92 No stop 08 14 30 --- 12 55 45 43.3 459.6 -3.4 -50.5 45 100 08 13 31 08 15 00 VLA1 12 56 15 43.7 461.0 -3.3 -50.0 15 100 08 15 00 08 17 00 --- 12 58 15 44.1 461.4 -3.3 -49.9 120 115 08 15 01 08 17 00 J1619+2247 12 58 15 43.8 460.1 -3.4 -50.4 -15 115 No stop 08 18 00 --- 12 59 15 43.9 460.3 -3.3 -50.4 45 123 08 17 01 08 18 00 AT2018 12 59 15 44.2 461.6 -3.3 -49.8 -15 123 No stop 08 21 00 --- 13 02 16 44.7 462.2 -3.2 -49.7 165 146 08 18 01 08 21 00 J1619+2247 13 02 16 44.5 461.0 -3.3 -50.2 -15 146 No stop 08 22 00 --- 13 03 16 44.7 461.2 -3.3 -50.2 45 154 08 21 01 08 22 00 AT2018 13 03 16 44.9 462.4 -3.2 -49.6 -15 154 No stop 08 24 00 --- 13 05 16 45.2 462.8 -3.2 -49.5 105 169 08 22 01 08 24 00 VLA2 13 05 16 45.1 462.7 -3.2 -49.6 -9 169 No stop 08 25 00 --- 13 06 17 45.3 462.9 -3.2 -49.5 51 177 08 24 01 Schedule for ZELENCHK (Code Zc ) Page 3 Revealing the radio structure in AT2018cow UP: D => Below limits; H => Below horizon mask; W => still slewing at end; blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Disk: GBytes recorded to this point. TPStart: Recording start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Disk TPStart Stop UT LST EL AZ HA UP ParA Dwell GBytes SYNC ---------------------------------------------------------------------------------------- --- Sat 20 Oct 2018 Day 293 --- 08 25 30 J1619+2247 13 06 47 45.3 461.9 -3.2 -50.0 16 177 08 25 30 08 26 30 --- 13 07 47 45.4 462.1 -3.2 -49.9 60 185 08 25 31 08 26 30 AT2018 13 07 47 45.7 463.4 -3.1 -49.3 -15 185 No stop 08 29 30 --- 13 10 47 46.2 464.0 -3.1 -49.2 165 208 08 26 31 08 29 30 J1619+2247 13 10 47 46.0 462.8 -3.2 -49.8 -15 208 No stop 08 30 30 --- 13 11 47 46.2 463.0 -3.1 -49.7 45 215 08 29 31 08 30 30 AT2018 13 11 47 46.4 464.3 -3.1 -49.1 -15 215 No stop 08 33 30 --- 13 14 48 46.9 464.9 -3.0 -48.9 165 238 08 30 31 08 33 30 J1619+2247 13 14 48 46.7 463.6 -3.1 -49.5 -15 238 No stop 08 34 30 --- 13 15 48 46.9 463.8 -3.1 -49.5 45 246 08 33 31 08 35 00 VLA1 13 16 18 47.2 465.3 -3.0 -48.8 14 246 08 35 00 08 37 00 --- 13 18 19 47.6 465.8 -3.0 -48.6 120 262 08 35 01 08 37 00 J1619+2247 13 18 19 47.3 464.4 -3.0 -49.3 -15 262 No stop 08 38 00 --- 13 19 19 47.5 464.6 -3.0 -49.2 45 269 08 37 01 08 38 00 AT2018 13 19 19 47.7 465.9 -3.0 -48.6 -15 269 No stop 08 41 00 --- 13 22 19 48.2 466.6 -2.9 -48.4 165 292 08 38 01 08 41 00 J1619+2247 13 22 19 48.0 465.3 -3.0 -49.0 -15 292 No stop 08 42 00 --- 13 23 19 48.2 465.5 -2.9 -49.0 45 300 08 41 01 08 42 00 AT2018 13 23 19 48.4 466.9 -2.9 -48.3 -16 300 No stop 08 44 00 --- 13 25 20 48.7 467.3 -2.9 -48.1 104 315 08 42 01 08 44 00 VLA2 13 25 20 48.6 467.1 -2.9 -48.2 -9 315 No stop 08 45 00 --- 13 26 20 48.8 467.3 -2.9 -48.1 51 323 08 44 01 08 45 30 J1619+2247 13 26 50 48.8 466.3 -2.9 -48.7 16 323 08 45 30 08 46 30 --- 13 27 50 49.0 466.6 -2.9 -48.6 60 331 08 45 31 08 46 30 AT2018 13 27 50 49.2 467.9 -2.8 -47.9 -16 331 No stop 08 49 30 --- 13 30 51 49.7 468.6 -2.8 -47.6 164 354 08 46 31 08 49 30 J1619+2247 13 30 51 49.5 467.3 -2.8 -48.4 -15 354 No stop 08 50 30 --- 13 31 51 49.6 467.5 -2.8 -48.3 45 362 08 49 31 08 50 30 AT2018 13 31 51 49.8 468.9 -2.7 -47.6 -16 362 No stop 08 53 30 --- 13 34 51 50.4 469.6 -2.7 -47.3 164 385 08 50 31 Schedule for ZELENCHK (Code Zc ) Page 4 Revealing the radio structure in AT2018cow UP: D => Below limits; H => Below horizon mask; W => still slewing at end; blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Disk: GBytes recorded to this point. TPStart: Recording start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Disk TPStart Stop UT LST EL AZ HA UP ParA Dwell GBytes SYNC ---------------------------------------------------------------------------------------- --- Sat 20 Oct 2018 Day 293 --- 08 53 30 J1619+2247 13 34 51 50.2 468.2 -2.8 -48.0 -15 385 No stop 08 54 30 --- 13 35 51 50.3 468.5 -2.7 -48.0 45 392 08 53 31 08 55 00 VLA1 13 36 22 50.7 470.1 -2.7 -47.1 14 392 08 55 00 08 57 00 --- 13 38 22 51.0 470.6 -2.6 -46.9 120 408 08 55 01 08 57 00 J1619+2247 13 38 22 50.8 469.1 -2.7 -47.7 -16 408 No stop 08 58 00 --- 13 39 22 50.9 469.3 -2.7 -47.6 44 415 08 57 01 08 58 00 AT2018 13 39 22 51.1 470.7 -2.6 -46.8 -16 415 No stop 09 01 00 --- 13 42 22 51.6 471.5 -2.6 -46.5 164 438 08 58 01 09 01 00 J1619+2247 13 42 22 51.4 470.1 -2.6 -47.3 -16 438 No stop 09 02 00 --- 13 43 23 51.6 470.3 -2.6 -47.2 44 446 09 01 01 09 02 00 AT2018 13 43 23 51.8 471.8 -2.6 -46.4 -16 446 No stop 09 04 00 --- 13 45 23 52.1 472.3 -2.5 -46.2 104 462 09 02 01 09 04 00 VLA2 13 45 23 52.1 472.0 -2.5 -46.3 -9 462 No stop 09 05 00 --- 13 46 23 52.2 472.3 -2.5 -46.2 51 469 09 04 01 09 05 30 J1619+2247 13 46 53 52.2 471.2 -2.6 -46.9 15 469 09 05 30 09 06 30 --- 13 47 53 52.4 471.5 -2.5 -46.8 60 477 09 05 31 09 06 30 AT2018 13 47 53 52.6 472.9 -2.5 -45.9 -16 477 No stop 09 09 30 --- 13 50 54 53.0 473.7 -2.4 -45.5 164 500 09 06 31 09 09 30 J1619+2247 13 50 54 52.9 472.2 -2.5 -46.4 -16 500 No stop 09 10 30 --- 13 51 54 53.0 472.5 -2.5 -46.3 44 508 09 09 31 09 10 30 AT2018 13 51 54 53.2 474.0 -2.4 -45.4 -16 508 No stop 09 13 30 --- 13 54 55 53.7 474.8 -2.4 -45.0 164 531 09 10 31 09 13 30 J1619+2247 13 54 55 53.5 473.3 -2.4 -46.0 -16 531 No stop 09 14 30 --- 13 55 55 53.7 473.6 -2.4 -45.8 44 538 09 13 31 09 15 00 VLA1 13 56 25 54.0 475.3 -2.3 -44.8 13 538 09 15 00 09 17 00 --- 13 58 25 54.3 475.9 -2.3 -44.6 120 554 09 15 01 09 17 00 J1619+2247 13 58 25 54.1 474.3 -2.4 -45.5 -16 554 No stop 09 18 00 --- 13 59 25 54.3 474.6 -2.3 -45.4 44 562 09 17 01 09 18 00 AT2018 13 59 25 54.4 476.1 -2.3 -44.5 -16 562 No stop 09 21 00 --- 14 02 26 54.9 477.0 -2.2 -44.0 164 585 09 18 01 Schedule for ZELENCHK (Code Zc ) Page 5 Revealing the radio structure in AT2018cow UP: D => Below limits; H => Below horizon mask; W => still slewing at end; blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Disk: GBytes recorded to this point. TPStart: Recording start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Disk TPStart Stop UT LST EL AZ HA UP ParA Dwell GBytes SYNC ---------------------------------------------------------------------------------------- --- Sat 20 Oct 2018 Day 293 --- 09 21 00 J1619+2247 14 02 26 54.8 475.4 -2.3 -45.0 -16 585 No stop 09 22 00 --- 14 03 26 54.9 475.7 -2.3 -44.9 44 592 09 21 01 09 22 00 AT2018 14 03 26 55.1 477.3 -2.2 -43.9 -16 592 No stop 09 24 00 --- 14 05 26 55.4 477.8 -2.2 -43.6 104 608 09 22 01 09 24 00 VLA2 14 05 26 55.3 477.6 -2.2 -43.7 -9 608 No stop 09 25 00 --- 14 06 26 55.5 477.9 -2.2 -43.6 51 615 09 24 01 09 25 30 J1619+2247 14 06 57 55.5 476.7 -2.2 -44.4 15 615 09 25 30 09 26 30 --- 14 07 57 55.7 477.0 -2.2 -44.2 60 623 09 25 31 09 26 30 AT2018 14 07 57 55.8 478.6 -2.1 -43.2 -17 623 No stop 09 29 30 --- 14 10 57 56.3 479.5 -2.1 -42.7 163 646 09 26 31 09 29 30 J1619+2247 14 10 57 56.2 477.9 -2.2 -43.8 -16 646 No stop 09 30 30 --- 14 11 57 56.3 478.2 -2.1 -43.6 44 654 09 29 31 09 30 30 AT2018 14 11 57 56.4 479.8 -2.1 -42.6 -17 654 No stop 09 33 30 --- 14 14 58 56.9 480.7 -2.0 -42.1 163 677 09 30 31 09 33 30 J1619+2247 14 14 58 56.8 479.1 -2.1 -43.2 -16 677 No stop 09 34 30 --- 14 15 58 57.0 479.4 -2.1 -43.0 44 685 09 33 31 09 35 00 VLA1 14 16 28 57.2 481.3 -2.0 -41.8 13 685 09 35 00 09 37 00 --- 14 18 28 57.5 482.0 -2.0 -41.4 120 700 09 35 01 09 37 00 J1619+2247 14 18 28 57.3 480.2 -2.0 -42.6 -17 700 No stop 09 38 00 --- 14 19 29 57.5 480.5 -2.0 -42.4 43 708 09 37 01 09 38 00 AT2018 14 19 29 57.6 482.2 -2.0 -41.3 -17 708 No stop 09 41 00 --- 14 22 29 58.1 483.2 -1.9 -40.7 163 731 09 38 01 09 41 00 J1619+2247 14 22 29 58.0 481.5 -2.0 -41.9 -17 731 No stop 09 42 00 --- 14 23 29 58.1 481.8 -1.9 -41.7 43 738 09 41 01 09 42 00 AT2018 14 23 29 58.2 483.5 -1.9 -40.6 -17 738 No stop 09 44 00 --- 14 25 30 58.5 484.2 -1.9 -40.2 103 754 09 42 01 09 44 00 VLA2 14 25 30 58.5 483.9 -1.9 -40.4 -10 754 No stop 09 45 00 --- 14 26 30 58.6 484.2 -1.8 -40.2 50 762 09 44 01 09 45 30 J1619+2247 14 27 00 58.7 482.9 -1.9 -41.1 14 762 09 45 30 09 46 30 --- 14 28 00 58.8 483.3 -1.9 -40.9 60 769 09 45 31 Schedule for ZELENCHK (Code Zc ) Page 6 Revealing the radio structure in AT2018cow UP: D => Below limits; H => Below horizon mask; W => still slewing at end; blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Disk: GBytes recorded to this point. TPStart: Recording start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Disk TPStart Stop UT LST EL AZ HA UP ParA Dwell GBytes SYNC ---------------------------------------------------------------------------------------- --- Sat 20 Oct 2018 Day 293 --- 09 46 30 AT2018 14 28 00 58.9 485.0 -1.8 -39.7 -17 769 No stop 09 49 30 --- 14 31 00 59.3 486.1 -1.8 -39.1 163 792 09 46 31 09 49 30 J1619+2247 14 31 00 59.3 484.3 -1.8 -40.3 -17 792 No stop 09 50 30 --- 14 32 01 59.4 484.6 -1.8 -40.1 43 800 09 49 31 09 50 30 AT2018 14 32 01 59.5 486.4 -1.7 -38.9 -17 800 No stop 09 53 30 --- 14 35 01 59.9 487.5 -1.7 -38.2 163 823 09 50 31 09 53 30 J1619+2247 14 35 01 59.9 485.7 -1.7 -39.5 -17 823 No stop 09 54 30 --- 14 36 01 60.0 486.1 -1.7 -39.3 43 831 09 53 31 09 55 00 VLA1 14 36 31 60.2 488.2 -1.7 -37.8 12 831 09 55 00 09 57 00 --- 14 38 32 60.5 488.9 -1.6 -37.4 120 846 09 55 01 09 57 00 J1619+2247 14 38 32 60.4 487.0 -1.7 -38.7 -17 846 No stop 09 58 00 --- 14 39 32 60.5 487.3 -1.7 -38.5 43 854 09 57 01 09 58 00 AT2018 14 39 32 60.5 489.2 -1.6 -37.2 -17 854 No stop 10 01 00 --- 14 42 32 61.0 490.3 -1.6 -36.5 163 877 09 58 01 10 01 00 J1619+2247 14 42 32 60.9 488.4 -1.6 -37.8 -17 877 No stop 10 02 00 --- 14 43 33 61.1 488.8 -1.6 -37.6 43 885 10 01 01 10 02 00 AT2018 14 43 33 61.1 490.7 -1.6 -36.2 -18 885 No stop 10 04 00 --- 14 45 33 61.4 491.5 -1.5 -35.7 102 900 10 02 01 10 04 00 VLA2 14 45 33 61.3 491.2 -1.5 -36.0 -10 900 No stop 10 05 00 --- 14 46 33 61.5 491.6 -1.5 -35.7 50 908 10 04 01 10 05 30 J1619+2247 14 47 03 61.6 490.2 -1.5 -36.7 14 908 10 05 30 10 06 30 --- 14 48 03 61.7 490.6 -1.5 -36.5 60 915 10 05 31 10 06 30 AT2018 14 48 03 61.7 492.5 -1.5 -35.1 -18 915 No stop 10 09 30 --- 14 51 04 62.1 493.7 -1.4 -34.3 162 938 10 06 31 10 09 30 J1619+2247 14 51 04 62.1 491.7 -1.5 -35.7 -17 938 No stop 10 10 30 --- 14 52 04 62.2 492.1 -1.5 -35.5 43 946 10 09 31 10 10 30 AT2018 14 52 04 62.2 494.1 -1.4 -34.1 -18 946 No stop 10 13 30 --- 14 55 04 62.6 495.4 -1.4 -33.2 162 969 10 10 31 10 13 30 J1619+2247 14 55 04 62.6 493.4 -1.4 -34.7 -17 969 No stop 10 14 30 --- 14 56 05 62.8 493.8 -1.4 -34.4 43 977 10 13 31 Schedule for ZELENCHK (Code Zc ) Page 7 Revealing the radio structure in AT2018cow UP: D => Below limits; H => Below horizon mask; W => still slewing at end; blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Disk: GBytes recorded to this point. TPStart: Recording start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Disk TPStart Stop UT LST EL AZ HA UP ParA Dwell GBytes SYNC ---------------------------------------------------------------------------------------- --- Sat 20 Oct 2018 Day 293 --- 10 15 00 VLA1 14 56 35 62.9 496.1 -1.3 -32.7 12 977 10 15 00 10 17 00 --- 14 58 35 63.1 497.0 -1.3 -32.1 120 992 10 15 01 10 17 00 J1619+2247 14 58 35 63.1 494.8 -1.4 -33.7 -18 992 No stop 10 18 00 --- 14 59 35 63.2 495.3 -1.3 -33.4 42 1000 10 17 01 10 18 00 AT2018 14 59 35 63.2 497.3 -1.3 -31.9 -18 1000 No stop 10 21 00 --- 15 02 36 63.6 498.6 -1.2 -31.0 162 1023 10 18 01 10 21 00 J1619+2247 15 02 36 63.6 496.6 -1.3 -32.6 -18 1023 No stop 10 22 00 --- 15 03 36 63.7 497.0 -1.3 -32.3 42 1031 10 21 01 10 22 00 AT2018 15 03 36 63.7 499.1 -1.2 -30.7 -18 1031 No stop 10 24 00 --- 15 05 36 63.9 500.0 -1.2 -30.1 102 1046 10 22 01 10 24 00 VLA2 15 05 36 63.9 499.6 -1.2 -30.4 -10 1046 No stop 10 25 00 --- 15 06 36 64.0 500.1 -1.2 -30.0 50 1054 10 24 01 10 25 30 J1619+2247 15 07 06 64.2 498.6 -1.2 -31.2 14 1054 10 25 30 10 26 30 --- 15 08 07 64.3 499.0 -1.2 -30.9 60 1062 10 25 31 10 26 30 AT2018 15 08 07 64.2 501.1 -1.1 -29.3 -18 1062 No stop 10 29 30 --- 15 11 07 64.5 502.5 -1.1 -28.3 162 1085 10 26 31 10 29 30 J1619+2247 15 11 07 64.6 500.4 -1.1 -29.9 -18 1085 No stop 10 30 30 --- 15 12 07 64.7 500.9 -1.1 -29.6 42 1092 10 29 31 10 30 30 AT2018 15 12 07 64.6 503.0 -1.1 -28.0 -18 1092 No stop 10 33 30 --- 15 15 08 65.0 504.5 -1.0 -27.0 162 1115 10 30 31 10 33 30 J1619+2247 15 15 08 65.1 502.3 -1.1 -28.6 -18 1115 No stop 10 34 30 --- 15 16 08 65.2 502.8 -1.1 -28.3 42 1123 10 33 31 10 35 00 VLA1 15 16 38 65.2 505.3 -1.0 -26.3 11 1123 10 35 00 10 37 00 --- 15 18 38 65.4 506.3 -1.0 -25.6 120 1138 10 35 01 10 37 00 J1619+2247 15 18 38 65.5 504.0 -1.0 -27.4 -18 1138 No stop 10 38 00 --- 15 19 38 65.6 504.5 -1.0 -27.0 42 1146 10 37 01 10 38 00 AT2018 15 19 38 65.4 506.7 -1.0 -25.4 -19 1146 No stop 10 41 00 --- 15 22 39 65.7 508.2 -0.9 -24.2 161 1169 10 38 01 10 41 00 J1619+2247 15 22 39 65.9 506.0 -1.0 -25.9 -18 1169 No stop 10 42 00 --- 15 23 39 66.0 506.5 -0.9 -25.6 42 1177 10 41 01 Schedule for ZELENCHK (Code Zc ) Page 8 Revealing the radio structure in AT2018cow UP: D => Below limits; H => Below horizon mask; W => still slewing at end; blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Disk: GBytes recorded to this point. TPStart: Recording start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Disk TPStart Stop UT LST EL AZ HA UP ParA Dwell GBytes SYNC ---------------------------------------------------------------------------------------- --- Sat 20 Oct 2018 Day 293 --- 10 42 00 AT2018 15 23 39 65.8 508.7 -0.9 -23.9 -19 1177 No stop 10 44 00 --- 15 25 39 66.0 509.8 -0.9 -23.1 101 1192 10 42 01 10 44 00 VLA2 15 25 39 66.0 509.4 -0.9 -23.4 -10 1192 No stop 10 45 00 --- 15 26 40 66.1 509.9 -0.8 -23.0 50 1200 10 44 01 10 45 30 J1619+2247 15 27 10 66.3 508.3 -0.9 -24.3 13 1200 10 45 30 10 46 30 --- 15 28 10 66.4 508.9 -0.9 -23.9 60 1208 10 45 31 10 46 30 AT2018 15 28 10 66.2 511.1 -0.8 -22.1 -19 1208 No stop 10 49 30 --- 15 31 10 66.5 512.7 -0.8 -20.9 161 1231 10 46 31 10 49 30 J1619+2247 15 31 10 66.7 510.5 -0.8 -22.7 -18 1231 No stop 10 50 30 --- 15 32 10 66.8 511.0 -0.8 -22.3 42 1238 10 49 31 10 50 30 AT2018 15 32 10 66.6 513.3 -0.7 -20.5 -19 1238 No stop 10 53 30 --- 15 35 11 66.8 514.9 -0.7 -19.3 161 1262 10 50 31 10 53 30 J1619+2247 15 35 11 67.0 512.7 -0.7 -21.1 -18 1262 No stop 10 54 30 --- 15 36 11 67.1 513.2 -0.7 -20.7 42 1269 10 53 31 10 55 00 VLA1 15 36 41 66.9 515.9 -0.7 -18.6 11 1269 10 55 00 10 57 00 --- 15 38 42 67.1 517.0 -0.6 -17.7 120 1285 10 55 01 10 57 00 J1619+2247 15 38 42 67.3 514.6 -0.7 -19.6 -19 1285 No stop 10 58 00 --- 15 39 42 67.4 515.2 -0.7 -19.2 41 1292 10 57 01 10 58 00 AT2018 15 39 42 67.1 517.4 -0.6 -17.4 -19 1292 No stop 11 01 00 --- 15 42 42 67.3 519.2 -0.6 -16.1 161 1315 10 58 01 11 01 00 J1619+2247 15 42 42 67.6 516.9 -0.6 -17.9 -18 1315 No stop 11 02 00 --- 15 43 42 67.7 517.5 -0.6 -17.4 42 1323 11 01 01 11 02 00 AT2018 15 43 42 67.4 519.7 -0.6 -15.7 -19 1323 No stop 11 04 00 --- 15 45 43 67.5 520.9 -0.5 -14.8 101 1338 11 02 01 11 04 00 VLA2 15 45 43 67.5 520.5 -0.5 -15.1 -10 1338 No stop 11 05 00 --- 15 46 43 67.6 521.1 -0.5 -14.7 50 1346 11 04 01 11 05 30 J1619+2247 15 47 13 67.9 519.5 -0.5 -15.9 13 1346 11 05 30 11 06 30 --- 15 48 13 68.0 520.1 -0.5 -15.4 60 1354 11 05 31 11 06 30 AT2018 15 48 13 67.6 522.4 -0.5 -13.6 -19 1354 No stop 11 09 30 --- 15 51 14 67.8 524.2 -0.4 -12.3 161 1377 11 06 31 Schedule for ZELENCHK (Code Zc ) Page 9 Revealing the radio structure in AT2018cow UP: D => Below limits; H => Below horizon mask; W => still slewing at end; blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Disk: GBytes recorded to this point. TPStart: Recording start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Disk TPStart Stop UT LST EL AZ HA UP ParA Dwell GBytes SYNC ---------------------------------------------------------------------------------------- --- Sat 20 Oct 2018 Day 293 --- 11 09 30 J1619+2247 15 51 14 68.1 521.9 -0.5 -14.1 -18 1377 No stop 11 10 30 --- 15 52 14 68.2 522.5 -0.5 -13.6 42 1385 11 09 31 11 10 30 AT2018 15 52 14 67.8 524.8 -0.4 -11.8 -19 1385 No stop 11 13 30 --- 15 55 14 68.0 526.6 -0.4 -10.4 161 1408 11 10 31 11 13 30 J1619+2247 15 55 14 68.4 524.3 -0.4 -12.2 -18 1408 No stop 11 14 30 --- 15 56 14 68.4 525.0 -0.4 -11.7 42 1415 11 13 31 11 15 00 VLA1 15 56 45 68.1 527.7 -0.3 -9.6 11 1415 11 15 00 11 17 00 --- 15 58 45 68.1 528.9 -0.3 -8.6 120 1431 11 15 01 11 17 00 J1619+2247 15 58 45 68.5 526.5 -0.4 -10.5 -19 1431 No stop 11 18 00 --- 15 59 45 68.6 527.1 -0.3 -10.0 41 1438 11 17 01 11 18 00 AT2018 15 59 45 68.2 529.4 -0.3 -8.3 -19 1438 No stop 11 21 00 --- 16 02 45 68.2 531.2 -0.2 -6.8 161 1462 11 18 01 11 21 00 J1619+2247 16 02 45 68.7 529.0 -0.3 -8.6 -18 1462 No stop 11 22 00 --- 16 03 46 68.7 529.6 -0.3 -8.1 42 1469 11 21 01 11 22 00 AT2018 16 03 46 68.3 531.8 -0.2 -6.4 -19 1469 No stop 11 24 00 --- 16 05 46 68.3 533.1 -0.2 -5.4 101 1485 11 22 01 11 24 00 VLA2 16 05 46 68.4 532.7 -0.2 -5.7 -10 1485 No stop 11 25 00 --- 16 06 46 68.4 533.3 -0.2 -5.2 50 1492 11 24 01 11 25 30 J1619+2247 16 07 16 68.8 531.8 -0.2 -6.4 14 1492 11 25 30 11 26 30 --- 16 08 16 68.8 532.5 -0.2 -5.9 60 1500 11 25 31 11 26 30 AT2018 16 08 16 68.4 534.7 -0.1 -4.2 -19 1500 No stop 11 29 30 --- 16 11 17 68.4 536.5 -0.1 -2.7 161 1523 11 26 31 11 29 30 J1619+2247 16 11 17 68.9 534.4 -0.1 -4.4 -18 1523 No stop 11 30 30 --- 16 12 17 68.9 535.0 -0.1 -3.9 42 1531 11 29 31 11 30 30 AT2018 16 12 17 68.4 537.2 -0.1 -2.2 -18 1531 No stop 11 33 30 --- 16 15 18 68.4 539.1 -0.0 -0.7 162 1554 11 30 31 11 33 30 J1619+2247 16 15 18 68.9 537.0 -0.1 -2.4 -18 1554 No stop 11 34 30 --- 16 16 18 69.0 537.6 -0.1 -1.9 42 1562 11 33 31 11 35 00 VLA1 16 16 48 68.4 540.2 0.0 0.2 11 1562 11 35 00 11 37 00 --- 16 18 48 68.4 541.5 0.0 1.1 120 1577 11 35 01 Schedule for ZELENCHK (Code Zc ) Page 10 Revealing the radio structure in AT2018cow UP: D => Below limits; H => Below horizon mask; W => still slewing at end; blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Disk: GBytes recorded to this point. TPStart: Recording start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Disk TPStart Stop UT LST EL AZ HA UP ParA Dwell GBytes SYNC ---------------------------------------------------------------------------------------- --- Sat 20 Oct 2018 Day 293 --- 11 37 00 J1619+2247 16 18 48 69.0 539.2 -0.0 -0.6 -18 1577 No stop 11 38 00 --- 16 19 48 69.0 539.9 -0.0 -0.1 42 1585 11 37 01 11 38 00 AT2018 16 19 48 68.4 541.9 0.1 1.5 -18 1585 No stop 11 41 00 --- 16 22 49 68.4 543.8 0.1 3.0 162 1608 11 38 01 11 41 00 J1619+2247 16 22 49 69.0 541.8 0.0 1.4 -17 1608 No stop 11 42 00 --- 16 23 49 69.0 542.4 0.1 1.9 43 1615 11 41 01 11 42 00 AT2018 16 23 49 68.4 544.4 0.1 3.4 -18 1615 No stop 11 44 00 --- 16 25 49 68.4 545.7 0.2 4.4 102 1631 11 42 01 11 44 00 VLA2 16 25 49 68.4 545.3 0.1 4.1 -10 1631 No stop 11 45 00 --- 16 26 49 68.4 545.9 0.2 4.6 50 1638 11 44 01 11 45 30 J1619+2247 16 27 20 68.9 544.7 0.1 3.7 14 1638 11 45 30 11 46 30 --- 16 28 20 68.9 545.3 0.1 4.2 60 1646 11 45 31 11 46 30 AT2018 16 28 20 68.3 547.2 0.2 5.6 -18 1646 No stop 11 49 30 --- 16 31 20 68.2 549.1 0.2 7.1 162 1669 11 46 31 11 49 30 J1619+2247 16 31 20 68.8 547.2 0.2 5.7 -17 1669 No stop 11 50 30 --- 16 32 20 68.8 547.9 0.2 6.2 43 1677 11 49 31 11 50 30 AT2018 16 32 20 68.2 549.7 0.3 7.6 -18 1677 No stop 11 53 30 --- 16 35 21 68.1 551.6 0.3 9.0 162 1700 11 50 31 11 53 30 J1619+2247 16 35 21 68.7 549.8 0.3 7.6 -17 1700 No stop 11 54 30 --- 16 36 21 68.7 550.4 0.3 8.1 43 1708 11 53 31 11 55 00 VLA1 16 36 51 68.0 552.7 0.3 9.9 12 1708 11 55 00 11 57 00 --- 16 38 51 68.0 553.9 0.4 10.8 120 1723 11 55 01 11 57 00 J1619+2247 16 38 51 68.6 552.0 0.3 9.4 -17 1723 No stop 11 58 00 --- 16 39 52 68.6 552.6 0.3 9.8 43 1731 11 57 01 11 58 00 AT2018 16 39 52 67.9 554.3 0.4 11.1 -17 1731 No stop 12 01 00 --- 16 42 52 67.8 556.1 0.4 12.5 163 1754 11 58 01 12 01 00 J1619+2247 16 42 52 68.4 554.5 0.4 11.3 -16 1754 No stop 12 02 00 --- 16 43 52 68.4 555.1 0.4 11.8 44 1762 12 01 01 12 02 00 AT2018 16 43 52 67.7 556.7 0.5 13.0 -17 1762 No stop 12 04 00 --- 16 45 53 67.6 557.9 0.5 13.9 103 1777 12 02 01 Schedule for ZELENCHK (Code Zc ) Page 11 Revealing the radio structure in AT2018cow UP: D => Below limits; H => Below horizon mask; W => still slewing at end; blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Disk: GBytes recorded to this point. TPStart: Recording start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Disk TPStart Stop UT LST EL AZ HA UP ParA Dwell GBytes SYNC ---------------------------------------------------------------------------------------- --- Sat 20 Oct 2018 Day 293 --- 12 04 00 VLA2 16 45 53 67.7 557.6 0.5 13.6 -10 1777 No stop 12 05 00 --- 16 46 53 67.6 558.1 0.5 14.1 50 1785 12 04 01 12 05 30 J1619+2247 16 47 23 68.2 557.2 0.5 13.4 15 1785 12 05 30 12 06 30 --- 16 48 23 68.2 557.8 0.5 13.9 60 1792 12 05 31 12 06 30 AT2018 16 48 23 67.5 559.4 0.5 15.0 -17 1792 No stop 12 09 30 --- 16 51 23 67.3 561.1 0.6 16.3 163 1815 12 06 31 12 09 30 J1619+2247 16 51 23 68.0 559.6 0.5 15.2 -16 1815 No stop 12 10 30 --- 16 52 24 67.9 560.2 0.5 15.7 44 1823 12 09 31 12 10 30 AT2018 16 52 24 67.2 561.7 0.6 16.8 -16 1823 No stop 12 13 30 --- 16 55 24 67.0 563.4 0.6 18.1 164 1846 12 10 31 12 13 30 J1619+2247 16 55 24 67.7 562.0 0.6 17.0 -15 1846 No stop 12 14 30 --- 16 56 24 67.7 562.6 0.6 17.5 45 1854 12 13 31 12 15 00 VLA1 16 56 54 66.9 564.4 0.7 18.8 13 1854 12 15 00 12 17 00 --- 16 58 55 66.7 565.6 0.7 19.7 120 1869 12 15 01 12 17 00 J1619+2247 16 58 55 67.5 564.0 0.6 18.6 -16 1869 No stop 12 18 00 --- 16 59 55 67.4 564.6 0.7 19.0 44 1877 12 17 01 12 18 00 AT2018 16 59 55 66.7 565.9 0.7 19.9 -16 1877 No stop 12 21 00 --- 17 02 55 66.4 567.6 0.8 21.2 164 1900 12 18 01 12 21 00 J1619+2247 17 02 55 67.2 566.3 0.7 20.3 -15 1900 No stop 12 22 00 --- 17 03 56 67.1 566.8 0.7 20.7 45 1908 12 21 01 12 22 00 AT2018 17 03 56 66.3 568.1 0.8 21.6 -15 1908 No stop 12 24 00 --- 17 05 56 66.2 569.2 0.8 22.3 105 1923 12 22 01 12 24 00 VLA2 17 05 56 66.3 568.9 0.8 22.1 -10 1923 No stop 12 25 00 --- 17 06 56 66.2 569.4 0.8 22.5 50 1931 12 24 01 12 25 30 J1619+2247 17 07 26 66.8 568.8 0.8 22.1 17 1931 12 25 30 12 26 30 --- 17 08 26 66.7 569.3 0.8 22.5 60 1938 12 25 31 12 26 30 AT2018 17 08 26 65.9 570.5 0.9 23.3 -15 1938 No stop 12 29 30 --- 17 11 27 65.7 572.0 0.9 24.4 165 1962 12 26 31 12 29 30 J1619+2247 17 11 27 66.4 570.9 0.9 23.7 -14 1962 No stop 12 30 30 --- 17 12 27 66.4 571.4 0.9 24.1 46 1969 12 29 31 Schedule for ZELENCHK (Code Zc ) Page 12 Revealing the radio structure in AT2018cow UP: D => Below limits; H => Below horizon mask; W => still slewing at end; blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Disk: GBytes recorded to this point. TPStart: Recording start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Disk TPStart Stop UT LST EL AZ HA UP ParA Dwell GBytes SYNC ---------------------------------------------------------------------------------------- --- Sat 20 Oct 2018 Day 293 --- 12 30 30 AT2018 17 12 27 65.6 572.6 0.9 24.8 -15 1969 No stop 12 33 30 --- 17 15 27 65.3 574.1 1.0 25.9 165 1992 12 30 31 12 33 30 J1619+2247 17 15 27 66.1 573.0 0.9 25.2 -14 1992 No stop 12 34 30 --- 17 16 28 66.0 573.5 0.9 25.6 46 2000 12 33 31 12 35 00 VLA1 17 16 58 65.1 575.0 1.0 26.6 15 2000 12 35 00 12 37 00 --- 17 18 58 64.9 576.0 1.0 27.3 120 2015 12 35 01 12 37 00 J1619+2247 17 18 58 65.7 574.8 1.0 26.5 -14 2015 No stop 12 38 00 --- 17 19 58 65.6 575.3 1.0 26.9 46 2023 12 37 01 12 38 00 AT2018 17 19 58 64.8 576.3 1.1 27.5 -14 2023 No stop 12 41 00 --- 17 22 59 64.5 577.7 1.1 28.5 166 2046 12 38 01 12 41 00 J1619+2247 17 22 59 65.3 576.8 1.0 27.9 -13 2046 No stop 12 42 00 --- 17 23 59 65.2 577.2 1.1 28.3 47 2054 12 41 01 12 42 00 AT2018 17 23 59 64.4 578.2 1.1 28.8 -14 2054 No stop 12 44 00 --- 17 25 59 64.1 579.1 1.2 29.5 106 2069 12 42 01 12 44 00 VLA2 17 25 59 64.2 578.9 1.1 29.3 -9 2069 No stop 12 45 00 --- 17 26 59 64.1 579.3 1.2 29.6 51 2077 12 44 01 12 45 30 J1619+2247 17 27 29 64.8 578.9 1.1 29.5 18 2077 12 45 30 12 46 30 --- 17 28 30 64.7 579.4 1.1 29.8 60 2085 12 45 31 12 46 30 AT2018 17 28 30 63.8 580.3 1.2 30.3 -14 2085 No stop 12 49 30 --- 17 31 30 63.5 581.6 1.2 31.2 166 2108 12 46 31 12 49 30 J1619+2247 17 31 30 64.3 580.8 1.2 30.8 -13 2108 No stop 12 50 30 --- 17 32 30 64.2 581.2 1.2 31.1 47 2115 12 49 31 12 50 30 AT2018 17 32 30 63.4 582.1 1.3 31.5 -13 2115 No stop 12 53 30 --- 17 35 31 63.0 583.4 1.3 32.4 167 2138 12 50 31 12 53 30 J1619+2247 17 35 31 63.8 582.6 1.3 32.0 -13 2138 No stop 12 54 30 --- 17 36 31 63.7 583.0 1.3 32.3 47 2146 12 53 31 12 55 00 VLA1 17 37 01 62.8 584.2 1.3 32.9 16 2146 12 55 00 12 57 00 --- 17 39 01 62.5 585.0 1.4 33.5 120 2162 12 55 01 12 57 00 J1619+2247 17 39 01 63.4 584.1 1.3 33.0 -13 2162 No stop 12 58 00 --- 17 40 01 63.3 584.6 1.3 33.3 47 2169 12 57 01 Schedule for ZELENCHK (Code Zc ) Page 13 Revealing the radio structure in AT2018cow UP: D => Below limits; H => Below horizon mask; W => still slewing at end; blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Disk: GBytes recorded to this point. TPStart: Recording start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Disk TPStart Stop UT LST EL AZ HA UP ParA Dwell GBytes SYNC ---------------------------------------------------------------------------------------- --- Sat 20 Oct 2018 Day 293 --- 12 58 00 AT2018 17 40 01 62.4 585.3 1.4 33.7 -13 2169 No stop 13 01 00 --- 17 43 02 62.0 586.5 1.4 34.5 167 2192 12 58 01 13 01 00 J1619+2247 17 43 02 62.9 585.8 1.4 34.2 -13 2192 No stop 13 02 00 --- 17 44 02 62.8 586.2 1.4 34.4 47 2200 13 01 01 13 02 00 AT2018 17 44 02 61.9 586.9 1.5 34.7 -13 2200 No stop 13 04 00 --- 17 46 02 61.6 587.7 1.5 35.2 107 2215 13 02 01 13 04 00 VLA2 17 46 02 61.8 587.5 1.5 35.1 -9 2215 No stop 13 05 00 --- 17 47 03 61.6 587.9 1.5 35.4 51 2223 13 04 01 13 05 30 J1619+2247 17 47 33 62.3 587.7 1.5 35.4 17 2223 13 05 30 13 06 30 --- 17 48 33 62.2 588.1 1.5 35.6 60 2231 13 05 31 13 08 30 J1642+3948 17 50 33 76.9 617.9 1.1 66.7 66 2231 13 08 30 13 11 30 =3C345 17 53 34 76.4 618.9 1.2 67.2 180 2254 13 08 31 ---------- Main phase-referencing calibrator ---------- 13 13 00 J1619+2247 17 55 04 61.3 590.6 1.6 37.2 36 2254 13 13 00 13 14 30 --- 17 56 34 61.1 591.2 1.6 37.6 90 2265 13 13 01 13 14 30 AT2018 17 56 34 60.2 591.8 1.7 37.8 -13 2265 No stop 13 17 30 --- 17 59 35 59.8 592.9 1.7 38.4 167 2288 13 14 31 13 17 30 J1619+2247 17 59 35 60.6 592.3 1.7 38.3 -13 2288 No stop 13 18 30 --- 18 00 35 60.5 592.7 1.7 38.5 47 2296 13 17 31 13 18 30 AT2018 18 00 35 59.6 593.2 1.7 38.6 -13 2296 No stop 13 21 30 --- 18 03 35 59.2 594.3 1.8 39.3 167 2319 13 18 31 13 21 30 J1619+2247 18 03 35 60.1 593.8 1.7 39.2 -13 2319 No stop 13 22 30 --- 18 04 35 59.9 594.1 1.7 39.4 47 2327 13 21 31 13 23 00 VLA1 18 05 06 58.9 594.9 1.8 39.7 16 2327 13 23 00 13 25 00 --- 18 07 06 58.6 595.6 1.8 40.1 120 2342 13 23 01 13 25 00 J1619+2247 18 07 06 59.5 595.0 1.8 39.9 -14 2342 No stop 13 26 00 --- 18 08 06 59.4 595.4 1.8 40.1 46 2350 13 25 01 13 26 00 AT2018 18 08 06 58.5 595.8 1.9 40.2 -14 2350 No stop 13 29 00 --- 18 11 07 58.1 596.8 1.9 40.8 166 2373 13 26 01 Schedule for ZELENCHK (Code Zc ) Page 14 Revealing the radio structure in AT2018cow UP: D => Below limits; H => Below horizon mask; W => still slewing at end; blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Disk: GBytes recorded to this point. TPStart: Recording start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Disk TPStart Stop UT LST EL AZ HA UP ParA Dwell GBytes SYNC ---------------------------------------------------------------------------------------- --- Sat 20 Oct 2018 Day 293 --- 13 29 00 J1619+2247 18 11 07 58.9 596.4 1.9 40.7 -13 2373 No stop 13 30 00 --- 18 12 07 58.8 596.8 1.9 40.9 47 2381 13 29 01 13 30 00 AT2018 18 12 07 57.9 597.2 1.9 40.9 -14 2381 No stop 13 32 00 --- 18 14 07 57.6 597.8 2.0 41.3 106 2396 13 30 01 13 32 00 VLA2 18 14 07 57.7 597.7 1.9 41.2 -8 2396 No stop 13 33 00 --- 18 15 07 57.6 598.0 2.0 41.4 52 2404 13 32 01 13 33 30 J1619+2247 18 15 37 58.3 597.9 1.9 41.6 17 2404 13 33 30 13 34 30 --- 18 16 37 58.1 598.2 1.9 41.7 60 2412 13 33 31 13 34 30 AT2018 18 16 37 57.2 598.6 2.0 41.7 -14 2412 No stop 13 37 30 --- 18 19 38 56.8 599.6 2.0 42.3 166 2435 13 34 31 13 37 30 J1619+2247 18 19 38 57.6 599.2 2.0 42.3 -13 2435 No stop 13 38 30 --- 18 20 38 57.5 599.5 2.0 42.4 47 2442 13 37 31 13 38 30 AT2018 18 20 38 56.6 599.9 2.1 42.4 -14 2442 No stop 13 41 30 --- 18 23 39 56.1 600.8 2.1 42.9 166 2465 13 38 31 13 41 30 J1619+2247 18 23 39 57.0 600.5 2.1 42.9 -13 2465 No stop 13 42 30 --- 18 24 39 56.9 600.8 2.1 43.1 47 2473 13 41 31 13 43 00 VLA1 18 25 09 55.8 601.4 2.1 43.2 16 2473 13 43 00 13 45 00 --- 18 27 09 55.5 602.0 2.2 43.5 120 2488 13 43 01 13 45 00 J1619+2247 18 27 09 56.5 601.5 2.1 43.5 -14 2488 No stop 13 46 00 --- 18 28 09 56.3 601.9 2.1 43.7 46 2496 13 45 01 13 46 00 AT2018 18 28 09 55.4 602.2 2.2 43.6 -14 2496 No stop 13 49 00 --- 18 31 10 54.9 603.0 2.2 44.0 166 2519 13 46 01 13 49 00 J1619+2247 18 31 10 55.8 602.7 2.2 44.1 -13 2519 No stop 13 50 00 --- 18 32 10 55.7 603.0 2.2 44.2 47 2527 13 49 01 13 50 00 AT2018 18 32 10 54.8 603.3 2.3 44.2 -14 2527 No stop 13 52 00 --- 18 34 10 54.4 603.9 2.3 44.5 106 2542 13 50 01 13 52 00 VLA2 18 34 10 54.6 603.8 2.3 44.4 -8 2542 No stop 13 53 00 --- 18 35 10 54.4 604.1 2.3 44.5 52 2550 13 52 01 13 53 30 J1619+2247 18 35 41 55.1 604.1 2.3 44.7 17 2550 13 53 30 13 54 30 --- 18 36 41 54.9 604.3 2.3 44.9 60 2558 13 53 31 Schedule for ZELENCHK (Code Zc ) Page 15 Revealing the radio structure in AT2018cow UP: D => Below limits; H => Below horizon mask; W => still slewing at end; blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Disk: GBytes recorded to this point. TPStart: Recording start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Disk TPStart Stop UT LST EL AZ HA UP ParA Dwell GBytes SYNC ---------------------------------------------------------------------------------------- --- Sat 20 Oct 2018 Day 293 --- 13 54 30 AT2018 18 36 41 54.0 604.6 2.3 44.8 -14 2558 No stop 13 57 30 --- 18 39 41 53.5 605.4 2.4 45.2 166 2581 13 54 31 13 57 30 J1619+2247 18 39 41 54.4 605.2 2.3 45.3 -13 2581 No stop 13 58 30 --- 18 40 41 54.3 605.5 2.3 45.4 47 2588 13 57 31 13 58 30 AT2018 18 40 41 53.4 605.7 2.4 45.3 -14 2588 No stop 14 01 30 --- 18 43 42 52.9 606.5 2.4 45.7 166 2612 13 58 31 14 01 30 J1619+2247 18 43 42 53.8 606.3 2.4 45.8 -13 2612 No stop 14 02 30 --- 18 44 42 53.6 606.6 2.4 45.9 47 2619 14 01 31 14 03 00 VLA1 18 45 12 52.6 607.0 2.5 45.9 16 2619 14 03 00 14 05 00 --- 18 47 12 52.2 607.6 2.5 46.1 120 2635 14 03 01 14 05 00 J1619+2247 18 47 12 53.2 607.2 2.5 46.2 -14 2635 No stop 14 06 00 --- 18 48 13 53.0 607.5 2.5 46.3 46 2642 14 05 01 14 06 00 AT2018 18 48 13 52.1 607.7 2.5 46.2 -14 2642 No stop 14 09 00 --- 18 51 13 51.6 608.5 2.6 46.5 166 2665 14 06 01 14 09 00 J1619+2247 18 51 13 52.5 608.3 2.5 46.7 -13 2665 No stop 14 10 00 --- 18 52 13 52.4 608.6 2.5 46.8 47 2673 14 09 01 14 10 00 AT2018 18 52 13 51.5 608.8 2.6 46.6 -14 2673 No stop 14 12 00 --- 18 54 14 51.1 609.3 2.6 46.8 106 2688 14 10 01 14 12 00 VLA2 18 54 14 51.3 609.2 2.6 46.8 -8 2688 No stop 14 13 00 --- 18 55 14 51.1 609.4 2.6 46.9 52 2696 14 12 01 14 13 30 J1619+2247 18 55 44 51.8 609.5 2.6 47.1 17 2696 14 13 30 14 14 30 --- 18 56 44 51.6 609.7 2.6 47.2 60 2704 14 13 31 14 14 30 AT2018 18 56 44 50.7 609.9 2.7 47.1 -14 2704 No stop 14 17 30 --- 18 59 44 50.2 610.6 2.7 47.4 166 2727 14 14 31 14 17 30 J1619+2247 18 59 44 51.1 610.5 2.7 47.5 -13 2727 No stop 14 18 30 --- 19 00 45 50.9 610.7 2.7 47.6 47 2735 14 17 31 14 18 30 AT2018 19 00 45 50.0 610.9 2.7 47.5 -14 2735 No stop 14 21 30 --- 19 03 45 49.5 611.6 2.8 47.7 166 2758 14 18 31 14 21 30 J1619+2247 19 03 45 50.4 611.4 2.7 47.9 -13 2758 No stop 14 22 30 --- 19 04 45 50.2 611.7 2.7 48.0 47 2765 14 21 31 Schedule for ZELENCHK (Code Zc ) Page 16 Revealing the radio structure in AT2018cow UP: D => Below limits; H => Below horizon mask; W => still slewing at end; blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Disk: GBytes recorded to this point. TPStart: Recording start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Disk TPStart Stop UT LST EL AZ HA UP ParA Dwell GBytes SYNC ---------------------------------------------------------------------------------------- --- Sat 20 Oct 2018 Day 293 --- 14 23 00 VLA1 19 05 15 49.2 612.1 2.8 47.9 16 2765 14 23 00 14 25 00 --- 19 07 16 48.8 612.5 2.8 48.1 120 2781 14 23 01 14 25 00 J1619+2247 19 07 16 49.8 612.3 2.8 48.2 -14 2781 No stop 14 26 00 --- 19 08 16 49.6 612.5 2.8 48.3 46 2788 14 25 01 14 26 00 AT2018 19 08 16 48.7 612.7 2.9 48.1 -14 2788 No stop 14 29 00 --- 19 11 16 48.2 613.4 2.9 48.4 166 2812 14 26 01 14 29 00 J1619+2247 19 11 16 49.1 613.2 2.9 48.6 -13 2812 No stop 14 30 00 --- 19 12 17 48.9 613.5 2.9 48.6 47 2819 14 29 01 14 30 00 AT2018 19 12 17 48.0 613.6 2.9 48.4 -14 2819 No stop 14 32 00 --- 19 14 17 47.7 614.1 3.0 48.6 106 2835 14 30 01 14 32 00 VLA2 19 14 17 47.8 614.0 2.9 48.6 -8 2835 No stop 14 33 00 --- 19 15 17 47.7 614.2 3.0 48.6 52 2842 14 32 01 14 33 30 J1619+2247 19 15 47 48.3 614.3 2.9 48.9 17 2842 14 33 30 14 34 30 --- 19 16 47 48.2 614.5 2.9 49.0 60 2850 14 33 31 14 34 30 AT2018 19 16 47 47.2 614.6 3.0 48.8 -14 2850 No stop 14 37 30 --- 19 19 48 46.7 615.3 3.1 49.0 166 2873 14 34 31 14 37 30 J1619+2247 19 19 48 47.6 615.2 3.0 49.2 -13 2873 No stop 14 38 30 --- 19 20 48 47.5 615.4 3.0 49.3 47 2881 14 37 31 14 38 30 AT2018 19 20 48 46.5 615.5 3.1 49.0 -14 2881 No stop 14 41 30 --- 19 23 48 46.0 616.2 3.1 49.2 166 2904 14 38 31 14 41 30 J1619+2247 19 23 48 46.9 616.1 3.1 49.4 -13 2904 No stop 14 42 30 --- 19 24 49 46.8 616.3 3.1 49.5 47 2912 14 41 31 14 43 00 VLA1 19 25 19 45.7 616.6 3.1 49.3 16 2912 14 43 00 14 45 00 --- 19 27 19 45.4 617.0 3.2 49.5 120 2927 14 43 01 14 45 00 J1619+2247 19 27 19 46.3 616.8 3.1 49.7 -14 2927 No stop 14 46 00 --- 19 28 19 46.1 617.0 3.1 49.7 46 2935 14 45 01 14 46 00 AT2018 19 28 19 45.2 617.2 3.2 49.5 -14 2935 No stop 14 49 00 --- 19 31 20 44.7 617.8 3.2 49.7 166 2958 14 46 01 14 49 00 J1619+2247 19 31 20 45.6 617.7 3.2 49.9 -13 2958 No stop 14 50 00 --- 19 32 20 45.4 617.9 3.2 49.9 47 2965 14 49 01 Schedule for ZELENCHK (Code Zc ) Page 17 Revealing the radio structure in AT2018cow UP: D => Below limits; H => Below horizon mask; W => still slewing at end; blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Disk: GBytes recorded to this point. TPStart: Recording start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Disk TPStart Stop UT LST EL AZ HA UP ParA Dwell GBytes SYNC ---------------------------------------------------------------------------------------- --- Sat 20 Oct 2018 Day 293 --- 14 50 00 AT2018 19 32 20 44.5 618.0 3.3 49.7 -14 2965 No stop 14 52 00 --- 19 34 20 44.2 618.4 3.3 49.8 106 2981 14 50 01 14 52 00 VLA2 19 34 20 44.3 618.3 3.3 49.8 -8 2981 No stop 14 53 00 --- 19 35 20 44.1 618.5 3.3 49.9 52 2988 14 52 01 14 53 30 J1619+2247 19 35 50 44.8 618.6 3.3 50.1 17 2988 14 53 30 14 54 30 --- 19 36 51 44.6 618.8 3.3 50.2 60 2996 14 53 31 14 54 30 AT2018 19 36 51 43.7 618.9 3.3 49.9 -14 2996 No stop 14 57 30 --- 19 39 51 43.2 619.6 3.4 50.1 166 3019 14 54 31 14 57 30 J1619+2247 19 39 51 44.1 619.5 3.3 50.3 -13 3019 No stop 14 58 30 --- 19 40 51 43.9 619.7 3.3 50.4 47 3027 14 57 31 14 58 30 AT2018 19 40 51 43.0 619.8 3.4 50.1 -14 3027 No stop 15 01 30 --- 19 43 52 42.5 620.4 3.5 50.3 166 3050 14 58 31 15 01 30 J1619+2247 19 43 52 43.4 620.3 3.4 50.5 -13 3050 No stop 15 02 30 --- 19 44 52 43.2 620.5 3.4 50.5 47 3058 15 01 31 15 03 00 VLA1 19 45 22 42.2 620.7 3.5 50.3 16 3058 15 03 00 15 05 00 --- 19 47 22 41.8 621.1 3.5 50.4 120 3073 15 03 01 15 05 00 J1619+2247 19 47 22 42.8 621.0 3.5 50.6 -14 3073 No stop 15 06 00 --- 19 48 22 42.6 621.2 3.5 50.7 46 3081 15 05 01 15 06 00 AT2018 19 48 22 41.7 621.3 3.5 50.4 -14 3081 No stop 15 09 00 --- 19 51 23 41.1 621.9 3.6 50.5 166 3104 15 06 01 15 09 00 J1619+2247 19 51 23 42.1 621.8 3.5 50.8 -13 3104 No stop 15 10 00 --- 19 52 23 41.9 622.0 3.5 50.8 47 3112 15 09 01 15 10 00 AT2018 19 52 23 41.0 622.1 3.6 50.6 -14 3112 No stop 15 12 00 --- 19 54 23 40.6 622.4 3.6 50.6 106 3127 15 10 01 15 12 00 VLA2 19 54 23 40.7 622.4 3.6 50.6 -8 3127 No stop 15 13 00 --- 19 55 24 40.6 622.6 3.6 50.7 52 3135 15 12 01 15 13 30 J1619+2247 19 55 54 41.2 622.7 3.6 50.9 17 3135 15 13 30 15 14 30 --- 19 56 54 41.1 622.9 3.6 51.0 60 3142 15 13 31 15 14 30 AT2018 19 56 54 40.1 622.9 3.7 50.7 -14 3142 No stop 15 17 30 --- 19 59 54 39.6 623.5 3.7 50.8 166 3165 15 14 31 Schedule for ZELENCHK (Code Zc ) Page 18 Revealing the radio structure in AT2018cow UP: D => Below limits; H => Below horizon mask; W => still slewing at end; blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Disk: GBytes recorded to this point. TPStart: Recording start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Disk TPStart Stop UT LST EL AZ HA UP ParA Dwell GBytes SYNC ---------------------------------------------------------------------------------------- --- Sat 20 Oct 2018 Day 293 --- 15 17 30 J1619+2247 19 59 54 40.5 623.4 3.7 51.1 -13 3165 No stop 15 18 30 --- 20 00 55 40.3 623.6 3.7 51.1 47 3173 15 17 31 15 18 30 AT2018 20 00 55 39.4 623.7 3.7 50.8 -14 3173 No stop 15 21 30 --- 20 03 55 38.9 624.3 3.8 50.9 166 3196 15 18 31 15 21 30 J1619+2247 20 03 55 39.8 624.2 3.7 51.2 -13 3196 No stop 15 22 30 --- 20 04 55 39.6 624.4 3.7 51.2 47 3204 15 21 31 15 23 00 VLA1 20 05 25 38.6 624.6 3.8 50.9 16 3204 15 23 00 15 25 00 --- 20 07 26 38.2 625.0 3.8 51.0 120 3219 15 23 01 15 25 00 J1619+2247 20 07 26 39.2 624.8 3.8 51.2 -14 3219 No stop 15 26 00 --- 20 08 26 39.0 625.0 3.8 51.3 46 3227 15 25 01 15 26 00 AT2018 20 08 26 38.1 625.1 3.9 51.0 -14 3227 No stop 15 29 00 --- 20 11 26 37.5 625.7 3.9 51.0 166 3250 15 26 01 15 29 00 J1619+2247 20 11 26 38.5 625.6 3.9 51.3 -13 3250 No stop 15 30 00 --- 20 12 26 38.3 625.8 3.9 51.3 47 3258 15 29 01 15 30 00 AT2018 20 12 26 37.4 625.8 3.9 51.1 -14 3258 No stop 15 32 00 --- 20 14 27 37.0 626.2 4.0 51.1 106 3273 15 30 01 15 32 00 VLA2 20 14 27 37.1 626.1 3.9 51.1 -8 3273 No stop 15 33 00 --- 20 15 27 37.0 626.3 4.0 51.1 52 3281 15 32 01 15 33 30 J1619+2247 20 15 57 37.6 626.4 3.9 51.4 17 3281 15 33 30 15 34 30 --- 20 16 57 37.5 626.6 3.9 51.4 60 3288 15 33 31 15 34 30 AT2018 20 16 57 36.5 626.7 4.0 51.1 -14 3288 No stop 15 37 30 --- 20 19 58 36.0 627.2 4.1 51.2 166 3312 15 34 31 15 37 30 J1619+2247 20 19 58 36.9 627.1 4.0 51.4 -13 3312 No stop 15 38 30 --- 20 20 58 36.7 627.3 4.0 51.4 47 3319 15 37 31 15 38 30 AT2018 20 20 58 35.8 627.4 4.1 51.2 -14 3319 No stop 15 41 30 --- 20 23 58 35.3 627.9 4.1 51.2 166 3342 15 38 31 15 41 30 J1619+2247 20 23 58 36.2 627.9 4.1 51.5 -13 3342 No stop 15 42 30 --- 20 24 58 36.0 628.0 4.1 51.5 47 3350 15 41 31 15 43 00 VLA1 20 25 29 35.0 628.2 4.2 51.2 16 3350 15 43 00 15 45 00 --- 20 27 29 34.6 628.6 4.2 51.2 120 3365 15 43 01 Schedule for ZELENCHK (Code Zc ) Page 19 Revealing the radio structure in AT2018cow UP: D => Below limits; H => Below horizon mask; W => still slewing at end; blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Disk: GBytes recorded to this point. TPStart: Recording start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Disk TPStart Stop UT LST EL AZ HA UP ParA Dwell GBytes SYNC ---------------------------------------------------------------------------------------- --- Sat 20 Oct 2018 Day 293 --- 15 45 00 J1619+2247 20 27 29 35.6 628.5 4.1 51.5 -14 3365 No stop 15 46 00 --- 20 28 29 35.4 628.7 4.1 51.5 46 3373 15 45 01 15 46 00 AT2018 20 28 29 34.5 628.7 4.2 51.2 -14 3373 No stop 15 49 00 --- 20 31 30 33.9 629.2 4.2 51.2 166 3396 15 46 01 15 49 00 J1619+2247 20 31 30 34.8 629.2 4.2 51.5 -13 3396 No stop 15 50 00 --- 20 32 30 34.7 629.4 4.2 51.5 47 3404 15 49 01 15 50 00 AT2018 20 32 30 33.7 629.4 4.3 51.2 -14 3404 No stop 15 52 00 --- 20 34 30 33.4 629.8 4.3 51.2 106 3419 15 50 01 15 52 00 VLA2 20 34 30 33.5 629.7 4.3 51.3 -8 3419 No stop 15 53 00 --- 20 35 30 33.4 629.9 4.3 51.3 52 3427 15 52 01 15 53 30 J1619+2247 20 36 00 34.0 630.0 4.3 51.5 17 3427 15 53 30 15 54 30 --- 20 37 00 33.8 630.1 4.3 51.5 60 3435 15 53 31 15 54 30 AT2018 20 37 00 32.9 630.2 4.3 51.2 -14 3435 No stop 15 57 30 --- 20 40 01 32.4 630.7 4.4 51.2 166 3458 15 54 31 15 57 30 J1619+2247 20 40 01 33.3 630.7 4.3 51.5 -13 3458 No stop 15 58 30 --- 20 41 01 33.1 630.8 4.4 51.5 47 3465 15 57 31 15 58 30 AT2018 20 41 01 32.2 630.9 4.4 51.2 -14 3465 No stop 16 01 30 --- 20 44 02 31.7 631.4 4.5 51.2 166 3488 15 58 31 16 01 30 J1619+2247 20 44 02 32.6 631.3 4.4 51.5 -13 3488 No stop 16 02 30 --- 20 45 02 32.4 631.5 4.4 51.5 47 3496 16 01 31 16 03 00 VLA1 20 45 32 31.3 631.7 4.5 51.2 16 3496 16 03 00 16 05 00 --- 20 47 32 31.0 632.1 4.5 51.2 120 3512 16 03 01 16 05 00 J1619+2247 20 47 32 31.9 631.9 4.5 51.5 -14 3512 No stop 16 06 00 --- 20 48 32 31.8 632.1 4.5 51.5 46 3519 16 05 01 16 06 00 AT2018 20 48 32 30.8 632.2 4.5 51.2 -14 3519 No stop 16 09 00 --- 20 51 33 30.3 632.7 4.6 51.2 166 3542 16 06 01 16 09 00 J1619+2247 20 51 33 31.2 632.6 4.5 51.4 -13 3542 No stop 16 10 00 --- 20 52 33 31.0 632.8 4.5 51.4 47 3550 16 09 01 16 10 00 AT2018 20 52 33 30.1 632.8 4.6 51.2 -14 3550 No stop 16 12 00 --- 20 54 33 29.8 633.2 4.6 51.1 106 3565 16 10 01 Schedule for ZELENCHK (Code Zc ) Page 20 Revealing the radio structure in AT2018cow UP: D => Below limits; H => Below horizon mask; W => still slewing at end; blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Disk: GBytes recorded to this point. TPStart: Recording start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Disk TPStart Stop UT LST EL AZ HA UP ParA Dwell GBytes SYNC ---------------------------------------------------------------------------------------- --- Sat 20 Oct 2018 Day 293 --- 16 12 00 VLA2 20 54 33 29.9 633.1 4.6 51.2 -8 3565 No stop 16 13 00 --- 20 55 33 29.7 633.3 4.6 51.2 52 3573 16 12 01 16 13 30 J1619+2247 20 56 04 30.4 633.4 4.6 51.4 17 3573 16 13 30 16 14 30 --- 20 57 04 30.2 633.5 4.6 51.4 60 3581 16 13 31 16 14 30 AT2018 20 57 04 29.3 633.6 4.7 51.1 -14 3581 No stop 16 17 30 --- 21 00 04 28.8 634.1 4.7 51.1 166 3604 16 14 31 16 17 30 J1619+2247 21 00 04 29.7 634.0 4.7 51.3 -13 3604 No stop 16 18 30 --- 21 01 04 29.5 634.2 4.7 51.3 47 3612 16 17 31 16 18 30 AT2018 21 01 04 28.6 634.3 4.7 51.1 -14 3612 No stop 16 21 30 --- 21 04 05 28.0 634.8 4.8 51.0 166 3635 16 18 31 16 21 30 J1619+2247 21 04 05 29.0 634.7 4.7 51.3 -13 3635 No stop 16 22 30 --- 21 05 05 28.8 634.9 4.8 51.3 47 3642 16 21 31 16 23 00 VLA1 21 05 35 27.7 635.1 4.8 51.0 16 3642 16 23 00 16 25 00 --- 21 07 35 27.4 635.4 4.9 50.9 120 3658 16 23 01 16 25 00 J1619+2247 21 07 35 28.3 635.3 4.8 51.2 -14 3658 No stop 16 26 00 --- 21 08 36 28.2 635.4 4.8 51.2 46 3665 16 25 01 16 26 00 AT2018 21 08 36 27.2 635.5 4.9 50.9 -14 3665 No stop 16 29 00 --- 21 11 36 26.7 636.0 4.9 50.9 166 3688 16 26 01 16 29 00 J1619+2247 21 11 36 27.6 635.9 4.9 51.1 -13 3688 No stop 16 30 00 --- 21 12 36 27.4 636.1 4.9 51.1 47 3696 16 29 01 16 30 00 AT2018 21 12 36 26.5 636.2 4.9 50.8 -14 3696 No stop 16 32 00 --- 21 14 37 26.2 636.5 5.0 50.8 106 3712 16 30 01 16 32 00 VLA2 21 14 37 26.3 636.4 5.0 50.8 -8 3712 No stop 16 33 00 --- 21 15 37 26.1 636.6 5.0 50.8 52 3719 16 32 01 16 33 30 J1619+2247 21 16 07 26.8 636.7 4.9 51.0 17 3719 16 33 30 16 34 30 --- 21 17 07 26.6 636.8 5.0 51.0 60 3727 16 33 31 16 34 30 AT2018 21 17 07 25.7 636.9 5.0 50.7 -14 3727 No stop 16 37 30 --- 21 20 07 25.2 637.4 5.1 50.7 166 3750 16 34 31 16 37 30 J1619+2247 21 20 07 26.1 637.3 5.0 50.9 -13 3750 No stop 16 38 30 --- 21 21 08 25.9 637.5 5.0 50.9 47 3758 16 37 31 Schedule for ZELENCHK (Code Zc ) Page 21 Revealing the radio structure in AT2018cow UP: D => Below limits; H => Below horizon mask; W => still slewing at end; blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Disk: GBytes recorded to this point. TPStart: Recording start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Disk TPStart Stop UT LST EL AZ HA UP ParA Dwell GBytes SYNC ---------------------------------------------------------------------------------------- --- Sat 20 Oct 2018 Day 293 --- 16 38 30 AT2018 21 21 08 25.0 637.5 5.1 50.6 -14 3758 No stop 16 41 30 --- 21 24 08 24.5 638.0 5.1 50.6 166 3781 16 38 31 16 41 30 J1619+2247 21 24 08 25.4 638.0 5.1 50.8 -13 3781 No stop 16 42 30 --- 21 25 08 25.2 638.1 5.1 50.8 47 3788 16 41 31 16 43 00 VLA1 21 25 38 24.1 638.3 5.2 50.5 16 3788 16 43 00 16 45 00 --- 21 27 39 23.8 638.7 5.2 50.4 120 3804 16 43 01 16 45 00 J1619+2247 21 27 39 24.7 638.5 5.1 50.7 -14 3804 No stop 16 46 00 --- 21 28 39 24.6 638.7 5.1 50.7 46 3812 16 45 01 16 46 00 AT2018 21 28 39 23.6 638.8 5.2 50.4 -14 3812 No stop 16 49 00 --- 21 31 39 23.1 639.2 5.2 50.3 166 3835 16 46 01 16 49 00 J1619+2247 21 31 39 24.0 639.2 5.2 50.6 -13 3835 No stop 16 50 00 --- 21 32 40 23.8 639.3 5.2 50.6 47 3842 16 49 01 16 50 00 AT2018 21 32 40 22.9 639.4 5.3 50.3 -14 3842 No stop 16 52 00 --- 21 34 40 22.6 639.7 5.3 50.2 106 3858 16 50 01 16 52 00 VLA2 21 34 40 22.7 639.7 5.3 50.3 -8 3858 No stop 16 53 00 --- 21 35 40 22.5 639.8 5.3 50.2 52 3865 16 52 01 16 53 30 J1619+2247 21 36 10 23.2 639.9 5.3 50.5 17 3865 16 53 30 16 54 30 --- 21 37 10 23.0 640.1 5.3 50.4 60 3873 16 53 31 16 54 30 AT2018 21 37 10 22.1 640.1 5.3 50.1 -14 3873 No stop 16 57 30 --- 21 40 11 21.6 640.6 5.4 50.0 166 3896 16 54 31 16 57 30 J1619+2247 21 40 11 22.5 640.5 5.3 50.3 -13 3896 No stop 16 58 30 --- 21 41 11 22.3 640.7 5.4 50.3 47 3904 16 57 31 16 58 30 AT2018 21 41 11 21.4 640.8 5.4 50.0 -14 3904 No stop 17 01 30 --- 21 44 11 20.9 641.3 5.5 49.9 166 3927 16 58 31 17 01 30 J1619+2247 21 44 11 21.8 641.2 5.4 50.2 -13 3927 No stop 17 02 30 --- 21 45 12 21.6 641.3 5.4 50.1 47 3935 17 01 31 17 03 00 VLA1 21 45 42 20.6 641.5 5.5 49.8 16 3935 17 03 00 17 05 00 --- 21 47 42 20.2 641.9 5.5 49.7 120 3950 17 03 01 17 05 00 J1619+2247 21 47 42 21.2 641.7 5.5 50.0 -14 3950 No stop 17 06 00 --- 21 48 42 21.0 641.9 5.5 50.0 46 3958 17 05 01 Schedule for ZELENCHK (Code Zc ) Page 22 Revealing the radio structure in AT2018cow UP: D => Below limits; H => Below horizon mask; W => still slewing at end; blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Disk: GBytes recorded to this point. TPStart: Recording start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Disk TPStart Stop UT LST EL AZ HA UP ParA Dwell GBytes SYNC ---------------------------------------------------------------------------------------- --- Sat 20 Oct 2018 Day 293 --- 17 06 00 AT2018 21 48 42 20.1 642.0 5.5 49.7 -14 3958 No stop 17 09 00 --- 21 51 43 19.6 642.5 5.6 49.6 166 3981 17 06 01 17 09 00 J1619+2247 21 51 43 20.5 642.4 5.5 49.9 -13 3981 No stop 17 10 00 --- 21 52 43 20.3 642.5 5.5 49.8 47 3988 17 09 01 17 10 00 AT2018 21 52 43 19.4 642.6 5.6 49.6 -14 3988 No stop 17 12 00 --- 21 54 43 19.0 642.9 5.6 49.5 106 4004 17 10 01 17 12 00 VLA2 21 54 43 19.2 642.9 5.6 49.5 -8 4004 No stop 17 13 00 --- 21 55 43 19.0 643.0 5.6 49.5 52 4012 17 12 01 17 13 30 J1619+2247 21 56 13 19.7 643.1 5.6 49.7 17 4012 17 13 30 17 14 30 --- 21 57 14 19.5 643.2 5.6 49.6 60 4019 17 13 31 17 14 30 AT2018 21 57 14 18.6 643.3 5.7 49.4 -14 4019 No stop 17 17 30 --- 22 00 14 18.1 643.8 5.7 49.2 166 4042 17 14 31 17 17 30 J1619+2247 22 00 14 19.0 643.7 5.7 49.5 -13 4042 No stop 17 18 30 --- 22 01 14 18.8 643.9 5.7 49.5 47 4050 17 17 31 17 18 30 AT2018 22 01 14 17.9 644.0 5.7 49.2 -14 4050 No stop 17 21 30 --- 22 04 15 17.4 644.4 5.8 49.0 166 4073 17 18 31 17 21 30 J1619+2247 22 04 15 18.3 644.4 5.7 49.3 -13 4073 No stop 17 22 30 --- 22 05 15 18.1 644.5 5.8 49.3 47 4081 17 21 31 17 23 00 VLA1 22 05 45 17.0 644.7 5.8 49.0 16 4081 17 23 00 17 25 00 --- 22 07 45 16.7 645.1 5.9 48.9 120 4096 17 23 01 17 25 00 J1619+2247 22 07 45 17.7 644.9 5.8 49.2 -14 4096 No stop 17 26 00 --- 22 08 45 17.5 645.1 5.8 49.1 46 4104 17 25 01 17 26 00 AT2018 22 08 45 16.6 645.2 5.9 48.8 -14 4104 No stop 17 29 00 --- 22 11 46 16.0 645.6 5.9 48.7 166 4127 17 26 01 17 29 00 J1619+2247 22 11 46 17.0 645.5 5.9 49.0 -13 4127 No stop 17 30 00 --- 22 12 46 16.8 645.7 5.9 48.9 47 4135 17 29 01 17 30 00 AT2018 22 12 46 15.9 645.8 5.9 48.6 -14 4135 No stop 17 32 00 --- 22 14 46 15.5 646.1 6.0 48.5 106 4150 17 30 01 17 32 00 VLA2 22 14 46 15.7 646.0 6.0 48.6 -8 4150 No stop 17 33 00 --- 22 15 47 15.5 646.2 6.0 48.5 52 4158 17 32 01 Schedule for ZELENCHK (Code Zc ) Page 23 Revealing the radio structure in AT2018cow UP: D => Below limits; H => Below horizon mask; W => still slewing at end; blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Disk: GBytes recorded to this point. TPStart: Recording start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Disk TPStart Stop UT LST EL AZ HA UP ParA Dwell GBytes SYNC ---------------------------------------------------------------------------------------- --- Sat 20 Oct 2018 Day 293 --- 17 33 30 J1619+2247 22 16 17 16.2 646.3 5.9 48.7 17 4158 17 33 30 17 34 30 --- 22 17 17 16.0 646.4 6.0 48.7 60 4165 17 33 31 17 34 30 AT2018 22 17 17 15.1 646.5 6.0 48.4 -14 4165 No stop 17 37 30 --- 22 20 17 14.6 647.0 6.1 48.2 166 4188 17 34 31 17 37 30 J1619+2247 22 20 17 15.5 646.9 6.0 48.5 -13 4188 No stop 17 38 30 --- 22 21 18 15.3 647.0 6.0 48.5 47 4196 17 37 31 17 38 30 AT2018 22 21 18 14.4 647.2 6.1 48.2 -14 4196 No stop 17 41 30 --- 22 24 18 13.9 647.6 6.1 48.0 166 4219 17 38 31 17 41 30 J1619+2247 22 24 18 14.8 647.5 6.1 48.3 -13 4219 No stop 17 42 30 --- 22 25 18 14.6 647.7 6.1 48.2 47 4227 17 41 31 17 43 00 VLA1 22 25 48 13.6 647.9 6.2 47.9 16 4227 17 43 00 17 45 00 --- 22 27 49 13.2 648.2 6.2 47.8 120 4242 17 43 01 17 45 00 J1619+2247 22 27 49 14.2 648.1 6.1 48.1 -14 4242 No stop 17 46 00 --- 22 28 49 14.0 648.2 6.1 48.0 46 4250 17 45 01 17 46 00 AT2018 22 28 49 13.1 648.4 6.2 47.7 -14 4250 No stop 17 49 00 --- 22 31 49 12.6 648.8 6.3 47.6 166 4273 17 46 01 17 49 00 J1619+2247 22 31 49 13.5 648.7 6.2 47.9 -13 4273 No stop 17 50 00 --- 22 32 49 13.3 648.9 6.2 47.8 47 4281 17 49 01 17 50 00 AT2018 22 32 49 12.4 649.0 6.3 47.5 -14 4281 No stop 17 52 00 --- 22 34 50 12.1 649.3 6.3 47.4 106 4296 17 50 01 17 52 00 VLA2 22 34 50 12.2 649.2 6.3 47.4 -8 4296 No stop 17 53 00 --- 22 35 50 12.1 649.4 6.3 47.4 52 4304 17 52 01 17 53 30 J1619+2247 22 36 20 12.7 649.4 6.3 47.6 17 4304 17 53 30 17 54 30 --- 22 37 20 12.6 649.6 6.3 47.5 60 4312 17 53 31 17 54 30 AT2018 22 37 20 11.6 649.7 6.3 47.2 -14 4312 No stop 17 57 30 --- 22 40 21 11.1 650.2 6.4 47.0 166 4335 17 54 31 17 57 30 J1619+2247 22 40 21 12.0 650.1 6.3 47.3 -13 4335 No stop 17 58 30 --- 22 41 21 11.9 650.2 6.4 47.3 47 4342 17 57 31 17 58 30 AT2018 22 41 21 11.0 650.4 6.4 47.0 -14 4342 No stop 18 01 30 --- 22 44 21 10.5 650.8 6.5 46.8 166 4365 17 58 31 Schedule for ZELENCHK (Code Zc ) Page 24 Revealing the radio structure in AT2018cow UP: D => Below limits; H => Below horizon mask; W => still slewing at end; blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Disk: GBytes recorded to this point. TPStart: Recording start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Disk TPStart Stop UT LST EL AZ HA UP ParA Dwell GBytes SYNC ---------------------------------------------------------------------------------------- --- Sat 20 Oct 2018 Day 293 --- 18 01 30 J1619+2247 22 44 21 11.4 650.7 6.4 47.1 -13 4365 No stop 18 02 30 --- 22 45 21 11.2 650.9 6.4 47.0 47 4373 18 01 31 18 03 00 VLA1 22 45 52 10.2 651.1 6.5 46.7 16 4373 18 03 00 18 05 00 --- 22 47 52 9.8 651.5 6.5 D 46.5 0 4388 18 03 01 18 05 00 J1619+2247 22 47 52 10.8 651.3 6.5 46.8 -13 4388 No stop 18 06 00 --- 22 48 52 10.6 651.4 6.5 46.8 47 4396 18 05 01 18 09 00 J1619+2247 22 51 53 10.1 651.9 6.5 46.6 174 4396 18 09 00 18 10 00 --- 22 52 53 9.9 652.1 6.5 D 46.5 0 4404 18 09 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 Matching groups in /home/guest/rmc/SCHED/sched11.5/catalogs/freq_RDBE.dat: kvzr_c Added by Des Small, 24 February 2012 Setup group: 2 Station: ZELENCHK Total bit rate: 1024 Format: MARK5B Bits per sample: 2 Sample rate: 32.000 Number of channels: 16 DBE type: Speedup factor: 1.00 Disk used to record data. 1st LO= 4500.00 4500.00 4500.00 4500.00 4500.00 4500.00 4500.00 4500.00 4500.00 4500.00 4500.00 4500.00 4500.00 4500.00 4500.00 4500.00 Net SB= L L U U L L U U L L U U L L U U IF SB = U U U U U U U U U U U U U U U U Pol. = RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP BBC = 1 9 1 9 2 10 2 10 3 11 3 11 4 12 4 12 BBC SB= L L U U L L U U L L U U L L U U IF = A B A B A B A B A B A B A B A B The following frequency sets based on these setups were used. Frequency Set: 10 Setup file default. Used with PCAL = off LO sum= 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= 442.49 442.49 442.49 442.49 474.49 474.49 474.49 474.49 506.49 506.49 506.49 506.49 538.49 538.49 538.49 538.49 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: 10 11 12 Track assignments are: track1= 18, 26, 2, 10, 20, 28, 4, 12, 22, 30, 6, 14, 24, 32, 8, 16 barrel=roll_off POSITIONS OF SOURCES USED IN RECORDING SCANS Source Source position (RA/Dec) Error (B1950) (J2000) (Date) (mas) * AT2018 16 13 51.046576 * 16 16 00.224400 16 16 46.771551 0.00 22 23 28.30125 * 22 16 04.89000 22 13 37.85180 0.00 From catalog imbedded in main SCHED input file. * VLA1 16 13 32.504723 * 16 15 41.690800 16 16 28.239736 0.00 22 23 52.84715 * 22 16 28.22500 22 14 00.72800 0.00 From catalog imbedded in main SCHED input file. * VLA2 16 14 31.729582 * 16 16 40.813800 16 17 27.328421 0.00 22 26 17.16485 * 22 18 56.41100 22 16 30.38610 0.00 From catalog imbedded in main SCHED input file. * J1619+2247 16 17 06.466942 * 16 19 14.824599 16 20 01.075181 0.00 22 54 58.47384 * 22 47 47.85108 22 45 25.72085 0.00 From catalog imbedded in main SCHED input file. 3C345 16 41 17.606229 * 16 42 58.809967 16 43 34.871820 0.79 * J1642+3948 39 54 10.81492 * 39 48 36.99399 39 46 53.10993 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 + 6.467 515.090 VLA1 sess318.C1024 1 2 3 4 5 6 7 8 9 10 14 15 + 1.167 104.821 VLA2 sess318.C1024 1 2 3 4 5 6 7 8 9 10 14 15 + 0.583 40.860 J1619+2247 sess318.C1024 1 2 3 4 5 6 7 8 9 10 14 15 + 3.017 206.076 J1642+3948 sess318.C1024 1 2 3 4 5 6 7 8 9 10 14 15 + 0.100 10.476 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 50.3 VLA1 50.2 VLA2 50.5 J1619+2247 51.2 J1642+3948 65.7 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