COVER INFORMATION Station: URUMQI (Code Ur ) Experiment: Revealing the radio structure of TDE AT2019dsg Exp. Code: EM140A 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: 2048-16-2 Notes: PI: Prashanth Mohan, Shanghai Astronomical Observatory 2048 Mbps, 16x32 MHz, RCP & LCP, 2 bit sampling Full EVN observations at C band/5 GHz. DBBC2 stations: DDC V107. Schedule for URUMQI (Code Ur ) Page 2 Revealing the radio structure of TDE AT2019dsg 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 27 Oct 2019 Day 300 --- ---------- Fringe finder ---------- Next scan frequencies: 4830.49 4830.49 4830.49 4830.49 4894.49 4894.49 4894.49 4894.49 4958.49 4958.49 4958.49 4958.49 5022.49 5022.49 5022.49 5022.49 Next BBC frequencies: 210.49 210.49 210.49 210.49 274.49 274.49 274.49 274.49 338.49 338.49 338.49 338.49 402.49 402.49 402.49 402.49 Next scan bandwidths: 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 13 30 00 3C345 21 41 12 36.2 -66.5 5.0 60.0 0 0 13 30 00 13 35 00 --- 21 46 13 35.3 -65.9 5.0 59.5 300 77 13 30 01 ---------- Main calibrator ---------- 13 37 00 J2052+1619 21 48 14 60.6 207.4 0.9 20.4 -158 77 13 37 00 13 40 00 --- 21 51 14 60.3 208.8 1.0 21.4 22 123 13 37 01 ---------- 50s gap for Tsys ---------- 13 40 50 J2052+1619 21 52 04 60.2 209.2 1.0 21.6 48 123 13 40 50 13 41 20 --- 21 52 34 60.2 209.4 1.0 21.8 30 131 13 40 51 13 41 50 J2058+1512 21 53 04 59.6 206.1 0.9 19.3 23 131 13 41 50 13 44 40 --- 21 55 55 59.4 207.4 0.9 20.2 170 174 13 41 51 13 45 10 J2052+1619 21 56 25 59.8 211.1 1.0 23.0 22 174 13 45 10 13 45 40 --- 21 56 55 59.8 211.3 1.1 23.1 30 182 13 45 11 13 46 10 AT2019DSG 21 57 25 58.2 208.1 1.0 20.7 23 182 13 46 10 13 49 00 --- 22 00 16 57.9 209.3 1.0 21.5 170 226 13 46 11 13 49 30 J2052+1619 22 00 46 59.4 213.0 1.1 24.3 23 226 13 49 30 13 50 00 --- 22 01 16 59.4 213.2 1.1 24.5 30 233 13 49 31 13 50 30 AT2019DSG 22 01 46 57.8 210.0 1.1 22.0 23 233 13 50 30 13 53 20 --- 22 04 36 57.5 211.1 1.1 22.8 170 277 13 50 31 13 53 50 J2052+1619 22 05 06 59.0 214.8 1.2 25.6 22 277 13 53 50 13 54 20 --- 22 05 36 58.9 215.0 1.2 25.7 30 285 13 53 51 13 54 50 AT2019DSG 22 06 06 57.4 211.8 1.1 23.2 23 285 13 54 50 13 57 40 --- 22 08 57 57.1 212.9 1.2 24.0 170 328 13 54 51 13 58 10 J2052+1619 22 09 27 58.5 216.6 1.3 26.8 22 328 13 58 10 13 58 40 --- 22 09 57 58.5 216.8 1.3 27.0 30 336 13 58 11 Schedule for URUMQI (Code Ur ) Page 3 Revealing the radio structure of TDE AT2019dsg 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 27 Oct 2019 Day 300 --- 13 59 10 AT2019DSG 22 10 27 56.9 213.5 1.2 24.4 23 336 13 59 10 14 02 00 --- 22 13 18 56.7 214.7 1.3 25.2 170 379 13 59 11 14 02 30 J2052+1619 22 13 48 58.0 218.4 1.3 28.0 22 379 14 02 30 14 03 00 --- 22 14 18 58.0 218.6 1.3 28.2 30 387 14 02 31 14 03 30 AT2019DSG 22 14 48 56.5 215.3 1.3 25.6 23 387 14 03 30 14 06 20 --- 22 17 38 56.2 216.4 1.3 26.4 170 431 14 03 31 ---------- 50s gap for Tsys ---------- 14 07 10 J2052+1619 22 18 29 57.5 220.2 1.4 29.2 42 431 14 07 10 14 07 40 --- 22 18 59 57.4 220.4 1.4 29.4 30 438 14 07 11 14 08 10 J2058+1512 22 19 29 57.1 217.3 1.3 27.1 23 438 14 08 10 14 11 00 --- 22 22 19 56.8 218.4 1.4 27.8 170 482 14 08 11 14 11 30 J2052+1619 22 22 49 57.0 221.9 1.5 30.3 23 482 14 11 30 14 12 00 --- 22 23 19 56.9 222.1 1.5 30.5 30 490 14 11 31 14 12 30 AT2019DSG 22 23 49 55.5 218.8 1.4 28.0 23 490 14 12 30 14 15 20 --- 22 26 40 55.2 219.8 1.5 28.7 170 533 14 12 31 14 15 50 J2052+1619 22 27 10 56.4 223.5 1.6 31.4 22 533 14 15 50 14 16 20 --- 22 27 40 56.4 223.7 1.6 31.5 30 541 14 15 51 14 16 50 AT2019DSG 22 28 10 55.0 220.4 1.5 29.0 23 541 14 16 50 14 19 40 --- 22 31 01 54.7 221.4 1.6 29.7 170 585 14 16 51 14 20 10 J2052+1619 22 31 31 55.9 225.1 1.6 32.4 22 585 14 20 10 14 20 40 --- 22 32 01 55.8 225.3 1.6 32.5 30 592 14 20 11 14 21 10 AT2019DSG 22 32 31 54.5 222.0 1.6 30.1 23 592 14 21 10 14 24 00 --- 22 35 21 54.1 223.0 1.6 30.7 170 636 14 21 11 14 24 30 J2052+1619 22 35 51 55.3 226.7 1.7 33.4 22 636 14 24 30 14 25 00 --- 22 36 21 55.3 226.8 1.7 33.5 30 644 14 24 31 14 25 30 AT2019DSG 22 36 52 54.0 223.5 1.6 31.1 23 644 14 25 30 14 28 20 --- 22 39 42 53.6 224.5 1.7 31.7 170 687 14 25 31 14 28 50 J2052+1619 22 40 12 54.7 228.2 1.8 34.3 22 687 14 28 50 14 29 20 --- 22 40 42 54.7 228.3 1.8 34.4 30 695 14 28 51 Schedule for URUMQI (Code Ur ) Page 4 Revealing the radio structure of TDE AT2019dsg 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 27 Oct 2019 Day 300 --- 14 29 50 AT2019DSG 22 41 12 53.4 225.0 1.7 32.0 23 695 14 29 50 14 32 40 --- 22 44 03 53.0 226.0 1.8 32.6 170 738 14 29 51 ---------- 50s gap for Tsys ---------- 14 33 30 J2052+1619 22 44 53 54.1 229.8 1.9 35.3 43 738 14 33 30 14 34 00 --- 22 45 23 54.0 229.9 1.9 35.4 30 746 14 33 31 14 34 30 J2058+1512 22 45 53 53.9 227.0 1.8 33.4 23 746 14 34 30 14 37 20 --- 22 48 43 53.5 227.9 1.8 34.0 170 790 14 34 31 14 37 50 J2052+1619 22 49 14 53.5 231.2 1.9 36.1 23 790 14 37 50 14 38 20 --- 22 49 44 53.4 231.4 1.9 36.2 30 797 14 37 51 14 38 50 AT2019DSG 22 50 14 52.2 228.1 1.9 33.9 23 797 14 38 50 14 41 40 --- 22 53 04 51.8 229.0 1.9 34.4 170 841 14 38 51 14 42 10 J2052+1619 22 53 34 52.9 232.6 2.0 36.9 23 841 14 42 10 14 42 40 --- 22 54 04 52.8 232.8 2.0 37.0 30 849 14 42 11 14 43 10 AT2019DSG 22 54 34 51.6 229.5 1.9 34.7 23 849 14 43 10 14 46 00 --- 22 57 25 51.2 230.4 2.0 35.2 170 892 14 43 11 14 46 30 J2052+1619 22 57 55 52.2 234.0 2.1 37.7 23 892 14 46 30 14 47 00 --- 22 58 25 52.2 234.1 2.1 37.8 30 900 14 46 31 14 47 30 AT2019DSG 22 58 55 51.0 230.9 2.0 35.5 23 900 14 47 30 14 50 20 --- 23 01 46 50.6 231.8 2.1 36.0 170 944 14 47 31 14 50 50 J2052+1619 23 02 16 51.6 235.3 2.1 38.5 23 944 14 50 50 14 51 20 --- 23 02 46 51.5 235.4 2.2 38.5 30 951 14 50 51 14 51 50 AT2019DSG 23 03 16 50.4 232.2 2.1 36.3 23 951 14 51 50 14 54 40 --- 23 06 06 50.0 233.1 2.1 36.8 170 995 14 51 51 14 55 10 J2052+1619 23 06 36 50.9 236.6 2.2 39.2 23 995 14 55 10 14 55 40 --- 23 07 06 50.9 236.7 2.2 39.2 30 1003 14 55 11 14 56 10 AT2019DSG 23 07 37 49.8 233.5 2.2 37.0 23 1003 14 56 10 14 59 00 --- 23 10 27 49.4 234.4 2.2 37.5 170 1046 14 56 11 ---------- 50s gap for Tsys ---------- 14 59 50 J2052+1619 23 11 17 50.2 237.9 2.3 39.9 43 1046 14 59 50 15 00 20 --- 23 11 47 50.2 238.1 2.3 40.0 30 1054 14 59 51 Schedule for URUMQI (Code Ur ) Page 5 Revealing the radio structure of TDE AT2019dsg 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 27 Oct 2019 Day 300 --- 15 00 50 J2058+1512 23 12 17 50.1 235.4 2.2 38.2 23 1054 15 00 50 15 03 40 --- 23 15 08 49.7 236.2 2.3 38.7 170 1097 15 00 51 15 04 10 J2052+1619 23 15 38 49.6 239.2 2.4 40.5 23 1097 15 04 10 15 04 40 --- 23 16 08 49.5 239.3 2.4 40.6 30 1105 15 04 11 15 05 10 AT2019DSG 23 16 38 48.4 236.2 2.3 38.5 23 1105 15 05 10 15 08 00 --- 23 19 28 48.0 237.0 2.4 38.9 170 1149 15 05 11 15 08 30 J2052+1619 23 19 59 48.9 240.4 2.4 41.1 23 1149 15 08 30 15 09 00 --- 23 20 29 48.8 240.5 2.4 41.2 30 1156 15 08 31 15 09 30 AT2019DSG 23 20 59 47.8 237.4 2.4 39.1 23 1156 15 09 30 15 12 20 --- 23 23 49 47.3 238.2 2.4 39.5 170 1200 15 09 31 15 12 50 J2052+1619 23 24 19 48.2 241.6 2.5 41.7 23 1200 15 12 50 15 13 20 --- 23 24 49 48.1 241.7 2.5 41.8 30 1208 15 12 51 15 13 50 AT2019DSG 23 25 19 47.1 238.6 2.5 39.7 23 1208 15 13 50 15 16 40 --- 23 28 10 46.7 239.4 2.5 40.1 170 1251 15 13 51 15 17 10 J2052+1619 23 28 40 47.5 242.7 2.6 42.3 23 1251 15 17 10 15 17 40 --- 23 29 10 47.4 242.9 2.6 42.3 30 1259 15 17 11 15 18 10 AT2019DSG 23 29 40 46.4 239.8 2.5 40.3 23 1259 15 18 10 15 21 00 --- 23 32 31 46.0 240.5 2.6 40.7 170 1303 15 18 11 15 21 30 J2052+1619 23 33 01 46.8 243.9 2.7 42.8 23 1303 15 21 30 15 22 00 --- 23 33 31 46.7 244.0 2.7 42.8 30 1310 15 21 31 15 22 30 AT2019DSG 23 34 01 45.7 240.9 2.6 40.9 23 1310 15 22 30 15 25 20 --- 23 36 51 45.3 241.7 2.6 41.2 170 1354 15 22 31 ---------- 50s gap for Tsys ---------- 15 26 10 J2052+1619 23 37 41 46.0 245.0 2.7 43.3 43 1354 15 26 10 15 26 40 --- 23 38 12 45.9 245.2 2.7 43.4 30 1362 15 26 11 15 27 10 J2058+1512 23 38 42 46.0 242.7 2.7 41.9 23 1362 15 27 10 15 30 00 --- 23 41 32 45.6 243.4 2.7 42.3 170 1405 15 27 11 15 30 30 J2052+1619 23 42 02 45.3 246.1 2.8 43.8 23 1405 15 30 30 15 31 00 --- 23 42 32 45.2 246.2 2.8 43.8 30 1413 15 30 31 Schedule for URUMQI (Code Ur ) Page 6 Revealing the radio structure of TDE AT2019dsg 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 27 Oct 2019 Day 300 --- 15 31 30 AT2019DSG 23 43 02 44.3 243.3 2.8 42.0 23 1413 15 31 30 15 34 20 --- 23 45 53 43.8 244.0 2.8 42.3 170 1456 15 31 31 15 34 50 J2052+1619 23 46 23 44.6 247.2 2.9 44.2 23 1456 15 34 50 15 35 20 --- 23 46 53 44.5 247.3 2.9 44.3 30 1464 15 34 51 15 35 50 AT2019DSG 23 47 23 43.6 244.3 2.8 42.5 23 1464 15 35 50 15 38 40 --- 23 50 14 43.1 245.0 2.9 42.8 170 1508 15 35 51 15 39 10 J2052+1619 23 50 44 43.9 248.2 3.0 44.6 23 1508 15 39 10 15 39 40 --- 23 51 14 43.8 248.3 3.0 44.7 30 1515 15 39 11 15 40 10 AT2019DSG 23 51 44 42.9 245.4 2.9 42.9 23 1515 15 40 10 15 43 00 --- 23 54 34 42.4 246.1 2.9 43.2 170 1559 15 40 11 15 43 30 J2052+1619 23 55 04 43.1 249.2 3.0 45.0 23 1559 15 43 30 15 44 00 --- 23 55 34 43.0 249.4 3.0 45.1 30 1567 15 43 31 15 44 30 AT2019DSG 23 56 04 42.2 246.4 3.0 43.4 23 1567 15 44 30 15 47 20 --- 23 58 55 41.7 247.1 3.0 43.6 170 1610 15 44 31 15 47 50 J2052+1619 23 59 25 42.4 250.2 3.1 45.4 23 1610 15 47 50 15 48 20 --- 23 59 55 42.3 250.4 3.1 45.4 30 1618 15 47 51 15 48 50 AT2019DSG 00 00 25 41.4 247.5 3.0 43.8 23 1618 15 48 50 15 51 40 --- 00 03 16 41.0 248.1 3.1 44.0 170 1662 15 48 51 ---------- 50s gap for Tsys ---------- 15 52 30 J2052+1619 00 04 06 41.6 251.3 3.2 45.8 43 1662 15 52 30 15 53 00 --- 00 04 36 41.5 251.4 3.2 45.8 30 1669 15 52 31 15 53 30 J2058+1512 00 05 06 41.6 249.1 3.1 44.6 24 1669 15 53 30 15 56 20 --- 00 07 56 41.2 249.7 3.1 44.9 170 1713 15 53 31 15 56 50 J2052+1619 00 08 27 40.8 252.3 3.2 46.1 24 1713 15 56 50 15 57 20 --- 00 08 57 40.7 252.4 3.3 46.1 30 1721 15 56 51 15 57 50 AT2019DSG 00 09 27 39.9 249.5 3.2 44.6 23 1721 15 57 50 16 00 40 --- 00 12 17 39.4 250.2 3.2 44.8 170 1764 15 57 51 16 01 10 J2052+1619 00 12 47 40.1 253.2 3.3 46.4 23 1764 16 01 10 16 01 40 --- 00 13 17 40.0 253.3 3.3 46.4 30 1772 16 01 11 Schedule for URUMQI (Code Ur ) Page 7 Revealing the radio structure of TDE AT2019dsg 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 27 Oct 2019 Day 300 --- 16 02 10 AT2019DSG 00 13 47 39.2 250.5 3.3 44.9 23 1772 16 02 10 16 05 00 --- 00 16 38 38.7 251.1 3.3 45.1 170 1815 16 02 11 16 05 30 J2052+1619 00 17 08 39.3 254.1 3.4 46.7 23 1815 16 05 30 16 06 00 --- 00 17 38 39.2 254.2 3.4 46.7 30 1823 16 05 31 16 06 30 AT2019DSG 00 18 08 38.4 251.5 3.3 45.2 23 1823 16 06 30 16 09 20 --- 00 20 59 37.9 252.1 3.4 45.4 170 1867 16 06 31 16 09 50 J2052+1619 00 21 29 38.6 255.1 3.5 47.0 23 1867 16 09 50 16 10 20 --- 00 21 59 38.5 255.2 3.5 47.0 30 1874 16 09 51 16 10 50 AT2019DSG 00 22 29 37.7 252.4 3.4 45.5 23 1874 16 10 50 16 13 40 --- 00 25 19 37.2 253.0 3.5 45.7 170 1918 16 10 51 16 14 10 J2052+1619 00 25 49 37.8 256.0 3.5 47.2 23 1918 16 14 10 16 14 40 --- 00 26 19 37.7 256.1 3.5 47.2 30 1926 16 14 11 16 15 10 AT2019DSG 00 26 50 36.9 253.3 3.5 45.8 23 1926 16 15 10 16 18 00 --- 00 29 40 36.4 253.9 3.5 46.0 170 1969 16 15 11 ---------- 50s gap for Tsys ---------- 16 18 50 J2052+1619 00 30 30 37.0 256.9 3.6 47.5 43 1969 16 18 50 16 19 20 --- 00 31 00 36.9 257.0 3.6 47.5 30 1977 16 18 51 16 19 50 J2058+1512 00 31 30 37.1 254.8 3.5 46.6 24 1977 16 19 50 16 22 40 --- 00 34 21 36.6 255.4 3.6 46.7 170 2021 16 19 51 16 23 10 J2052+1619 00 34 51 36.2 257.8 3.7 47.7 24 2021 16 23 10 16 23 40 --- 00 35 21 36.1 257.9 3.7 47.7 30 2028 16 23 11 16 24 10 AT2019DSG 00 35 51 35.3 255.2 3.6 46.4 23 2028 16 24 10 16 27 00 --- 00 38 41 34.8 255.8 3.7 46.5 170 2072 16 24 11 16 27 30 J2052+1619 00 39 12 35.4 258.7 3.8 47.9 23 2072 16 27 30 16 28 00 --- 00 39 42 35.3 258.8 3.8 47.9 30 2079 16 27 31 16 28 30 AT2019DSG 00 40 12 34.6 256.1 3.7 46.6 23 2079 16 28 30 16 31 20 --- 00 43 02 34.1 256.7 3.8 46.8 170 2123 16 28 31 16 31 50 J2052+1619 00 43 32 34.7 259.5 3.8 48.1 23 2123 16 31 50 16 32 20 --- 00 44 02 34.6 259.6 3.8 48.1 30 2131 16 31 51 Schedule for URUMQI (Code Ur ) Page 8 Revealing the radio structure of TDE AT2019dsg 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 27 Oct 2019 Day 300 --- 16 32 50 AT2019DSG 00 44 32 33.8 257.0 3.8 46.8 23 2131 16 32 50 16 35 40 --- 00 47 23 33.3 257.5 3.8 47.0 170 2174 16 32 51 16 36 10 J2052+1619 00 47 53 33.9 260.3 3.9 48.2 23 2174 16 36 10 16 36 40 --- 00 48 23 33.8 260.4 3.9 48.2 30 2182 16 36 11 16 37 10 AT2019DSG 00 48 53 33.0 257.8 3.8 47.1 23 2182 16 37 10 16 40 00 --- 00 51 44 32.5 258.4 3.9 47.2 170 2226 16 37 11 16 40 30 J2052+1619 00 52 14 33.1 261.2 4.0 48.4 23 2226 16 40 30 16 41 00 --- 00 52 44 33.0 261.3 4.0 48.4 30 2233 16 40 31 16 41 30 AT2019DSG 00 53 14 32.3 258.7 3.9 47.2 23 2233 16 41 30 16 44 20 --- 00 56 04 31.8 259.2 4.0 47.4 170 2277 16 41 31 ---------- 50s gap for Tsys ---------- 16 45 10 J2052+1619 00 56 54 32.3 262.1 4.1 48.5 43 2277 16 45 10 16 45 40 --- 00 57 25 32.2 262.2 4.1 48.5 30 2285 16 45 11 16 46 10 J2058+1512 00 57 55 32.4 260.1 4.0 47.8 24 2285 16 46 10 16 49 00 --- 01 00 45 31.9 260.7 4.0 47.9 170 2328 16 46 11 16 49 30 J2052+1619 01 01 15 31.5 262.9 4.1 48.6 24 2328 16 49 30 16 50 00 --- 01 01 45 31.4 263.0 4.1 48.7 30 2336 16 49 31 16 50 30 AT2019DSG 01 02 15 30.7 260.4 4.1 47.6 23 2336 16 50 30 16 53 20 --- 01 05 06 30.2 260.9 4.1 47.7 170 2379 16 50 31 16 53 50 J2052+1619 01 05 36 30.7 263.7 4.2 48.8 23 2379 16 53 50 16 54 20 --- 01 06 06 30.6 263.8 4.2 48.8 30 2387 16 53 51 16 54 50 AT2019DSG 01 06 36 29.9 261.2 4.1 47.7 23 2387 16 54 50 16 57 40 --- 01 09 27 29.4 261.8 4.2 47.8 170 2431 16 54 51 16 58 10 J2052+1619 01 09 57 29.9 264.5 4.3 48.9 23 2431 16 58 10 16 58 40 --- 01 10 27 29.8 264.6 4.3 48.9 30 2438 16 58 11 16 59 10 AT2019DSG 01 10 57 29.1 262.0 4.2 47.9 23 2438 16 59 10 17 02 00 --- 01 13 47 28.6 262.6 4.3 48.0 170 2482 16 59 11 17 02 30 J2052+1619 01 14 17 29.1 265.3 4.3 48.9 23 2482 17 02 30 17 03 00 --- 01 14 47 29.0 265.3 4.4 48.9 30 2490 17 02 31 Schedule for URUMQI (Code Ur ) Page 9 Revealing the radio structure of TDE AT2019dsg 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 27 Oct 2019 Day 300 --- 17 03 30 AT2019DSG 01 15 17 28.3 262.8 4.3 48.0 23 2490 17 03 30 17 06 20 --- 01 18 08 27.8 263.4 4.3 48.1 170 2533 17 03 31 17 06 50 J2052+1619 01 18 38 28.3 266.0 4.4 49.0 23 2533 17 06 50 17 07 20 --- 01 19 08 28.3 266.1 4.4 49.0 30 2541 17 06 51 17 07 50 AT2019DSG 01 19 38 27.5 263.6 4.4 48.1 23 2541 17 07 50 17 10 40 --- 01 22 29 27.0 264.2 4.4 48.2 170 2585 17 07 51 ---------- 50s gap for Tsys ---------- 17 11 30 J2052+1619 01 23 19 27.5 266.9 4.5 49.1 43 2585 17 11 30 17 12 00 --- 01 23 49 27.4 267.0 4.5 49.1 30 2592 17 11 31 17 12 30 J2058+1512 01 24 19 27.7 265.0 4.4 48.5 24 2592 17 12 30 17 15 20 --- 01 27 09 27.2 265.5 4.5 48.6 170 2636 17 12 31 17 15 50 J2052+1619 01 27 39 26.7 267.6 4.6 49.1 24 2636 17 15 50 17 16 20 --- 01 28 10 26.6 267.7 4.6 49.1 30 2644 17 15 51 17 16 50 AT2019DSG 01 28 40 25.9 265.3 4.5 48.3 23 2644 17 16 50 17 19 40 --- 01 31 30 25.4 265.8 4.6 48.3 170 2687 17 16 51 17 20 10 J2052+1619 01 32 00 25.9 268.4 4.6 49.1 23 2687 17 20 10 17 20 40 --- 01 32 30 25.8 268.5 4.6 49.1 30 2695 17 20 11 17 21 10 AT2019DSG 01 33 00 25.1 266.0 4.6 48.3 23 2695 17 21 10 17 24 00 --- 01 35 51 24.6 266.5 4.6 48.4 170 2738 17 21 11 17 24 30 J2052+1619 01 36 21 25.1 269.2 4.7 49.2 23 2738 17 24 30 17 25 00 --- 01 36 51 25.0 269.2 4.7 49.2 30 2746 17 24 31 17 25 30 AT2019DSG 01 37 21 24.3 266.8 4.7 48.4 23 2746 17 25 30 17 28 20 --- 01 40 12 23.8 267.3 4.7 48.4 170 2790 17 25 31 17 28 50 J2052+1619 01 40 42 24.3 269.9 4.8 49.2 23 2790 17 28 50 17 29 20 --- 01 41 12 24.3 270.0 4.8 49.2 30 2797 17 28 51 17 29 50 AT2019DSG 01 41 42 23.5 267.6 4.7 48.4 24 2797 17 29 50 17 32 40 --- 01 44 32 23.0 268.1 4.8 48.5 170 2841 17 29 51 17 33 10 J2052+1619 01 45 02 23.6 270.7 4.9 49.2 23 2841 17 33 10 17 33 40 --- 01 45 32 23.5 270.7 4.9 49.2 30 2849 17 33 11 Schedule for URUMQI (Code Ur ) Page 10 Revealing the radio structure of TDE AT2019dsg 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 27 Oct 2019 Day 300 --- 17 34 10 AT2019DSG 01 46 03 22.8 268.3 4.8 48.5 24 2849 17 34 10 17 37 00 --- 01 48 53 22.2 268.8 4.8 48.5 170 2892 17 34 11 ---------- Main calibrator ---------- 17 37 30 J2052+1619 01 49 23 22.8 271.4 4.9 49.1 24 2892 17 37 30 17 38 00 --- 01 49 53 22.7 271.5 4.9 49.1 30 2900 17 37 31 17 38 30 J2058+1512 01 50 23 22.9 269.6 4.8 48.8 24 2900 17 38 30 17 41 20 --- 01 53 14 22.4 270.1 4.9 48.8 170 2944 17 38 31 17 41 50 J2052+1619 01 53 44 22.0 272.1 5.0 49.1 24 2944 17 41 50 17 42 20 --- 01 54 14 21.9 272.2 5.0 49.1 30 2951 17 41 51 ---------- Ef out to check pointing ---------- 17 45 20 3C454.3 01 57 14 42.9 249.3 3.0 45.0 134 2951 17 45 20 17 50 20 --- 02 02 15 42.0 250.4 3.1 45.4 300 3028 17 45 21 ---------- Ef in ---------- 17 53 00 J2052+1619 02 04 56 19.9 274.0 5.2 49.0 114 3028 17 53 00 17 54 00 --- 02 05 56 19.8 274.2 5.2 49.0 60 3044 17 53 01 ---------- 50s gap for Tsys ---------- 17 54 50 J2052+1619 02 06 46 19.6 274.3 5.2 49.0 48 3044 17 54 50 17 55 20 --- 02 07 16 19.5 274.4 5.2 49.0 30 3051 17 54 51 17 55 50 J2058+1512 02 07 46 19.8 272.6 5.1 48.7 24 3051 17 55 50 17 58 40 --- 02 10 37 19.3 273.1 5.2 48.7 170 3095 17 55 51 17 59 10 J2052+1619 02 11 07 18.8 275.0 5.3 48.9 24 3095 17 59 10 17 59 40 --- 02 11 37 18.7 275.1 5.3 48.9 30 3103 17 59 11 18 00 10 AT2019DSG 02 12 07 18.0 272.8 5.2 48.4 24 3103 18 00 10 18 03 00 --- 02 14 57 17.5 273.3 5.3 48.4 170 3146 18 00 11 18 03 30 J2052+1619 02 15 27 18.0 275.8 5.4 48.8 24 3146 18 03 30 18 04 00 --- 02 15 57 18.0 275.9 5.4 48.8 30 3154 18 03 31 18 04 30 AT2019DSG 02 16 27 17.2 273.5 5.3 48.4 24 3154 18 04 30 18 07 20 --- 02 19 18 16.7 274.0 5.4 48.3 170 3197 18 04 31 Schedule for URUMQI (Code Ur ) Page 11 Revealing the radio structure of TDE AT2019dsg 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 27 Oct 2019 Day 300 --- 18 07 50 J2052+1619 02 19 48 17.3 276.5 5.4 48.7 24 3197 18 07 50 18 08 20 --- 02 20 18 17.2 276.6 5.4 48.7 30 3205 18 07 51 18 08 50 AT2019DSG 02 20 48 16.5 274.3 5.4 48.3 24 3205 18 08 50 18 11 40 --- 02 23 39 15.9 274.7 5.4 48.3 170 3249 18 08 51 18 12 10 J2052+1619 02 24 09 16.5 277.2 5.5 48.6 24 3249 18 12 10 18 12 40 --- 02 24 39 16.4 277.3 5.5 48.6 30 3256 18 12 11 18 13 10 AT2019DSG 02 25 09 15.7 275.0 5.5 48.2 24 3256 18 13 10 18 16 00 --- 02 27 59 15.2 275.5 5.5 48.2 170 3300 18 13 11 18 16 30 J2052+1619 02 28 29 15.7 277.9 5.6 48.5 24 3300 18 16 30 18 17 00 --- 02 29 00 15.6 278.0 5.6 48.5 30 3308 18 16 31 18 17 30 AT2019DSG 02 29 30 14.9 275.7 5.5 48.2 24 3308 18 17 30 18 20 20 --- 02 32 20 14.4 276.2 5.6 48.1 170 3351 18 17 31 ---------- 50s gap for Tsys ---------- 18 21 10 J2052+1619 02 33 10 14.9 278.7 5.7 48.4 44 3351 18 21 10 18 21 40 --- 02 33 40 14.8 278.8 5.7 48.4 30 3359 18 21 11 18 22 10 J2058+1512 02 34 10 15.0 277.0 5.6 48.3 24 3359 18 22 10 18 25 00 --- 02 37 01 14.5 277.5 5.6 48.2 170 3403 18 22 11 18 25 30 J2052+1619 02 37 31 14.1 279.4 5.7 48.3 24 3403 18 25 30 18 26 00 --- 02 38 01 14.0 279.5 5.7 48.3 30 3410 18 25 31 18 26 30 AT2019DSG 02 38 31 13.3 277.2 5.7 48.0 24 3410 18 26 30 18 29 20 --- 02 41 22 12.7 277.7 5.7 47.9 170 3454 18 26 31 18 29 50 J2052+1619 02 41 52 13.3 280.1 5.8 48.1 24 3454 18 29 50 18 30 20 --- 02 42 22 13.2 280.2 5.8 48.1 30 3462 18 29 51 18 30 50 AT2019DSG 02 42 52 12.5 278.0 5.7 47.9 24 3462 18 30 50 18 33 40 --- 02 45 42 12.0 278.4 5.8 47.8 170 3505 18 30 51 18 34 10 J2052+1619 02 46 12 12.5 280.8 5.9 48.0 24 3505 18 34 10 18 34 40 --- 02 46 42 12.4 280.9 5.9 48.0 30 3513 18 34 11 18 35 10 AT2019DSG 02 47 13 11.7 278.7 5.8 47.8 24 3513 18 35 10 18 38 00 --- 02 50 03 11.2 279.2 5.9 47.7 170 3556 18 35 11 Schedule for URUMQI (Code Ur ) Page 12 Revealing the radio structure of TDE AT2019dsg 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 27 Oct 2019 Day 300 --- 18 38 30 J2052+1619 02 50 33 11.8 281.6 5.9 47.8 24 3556 18 38 30 18 39 00 --- 02 51 03 11.7 281.6 6.0 47.8 30 3564 18 38 31 18 39 30 AT2019DSG 02 51 33 10.9 279.4 5.9 47.6 24 3564 18 39 30 18 42 20 --- 02 54 24 10.4 279.9 5.9 47.5 170 3608 18 39 31 18 42 50 J2052+1619 02 54 54 11.0 282.3 6.0 47.7 24 3608 18 42 50 18 43 20 --- 02 55 24 10.9 282.4 6.0 47.6 30 3615 18 42 51 18 43 50 AT2019DSG 02 55 54 10.1 280.1 6.0 47.5 24 3615 18 43 50 18 46 40 --- 02 58 44 9.6 280.6 6.0 47.4 170 3659 18 43 51 ---------- 50s gap for Tsys ---------- 18 47 30 J2052+1619 02 59 35 10.2 283.0 6.1 47.5 44 3659 18 47 30 18 48 00 --- 03 00 05 10.1 283.1 6.1 47.5 30 3667 18 47 31 18 48 30 J2058+1512 03 00 35 10.3 281.4 6.0 47.5 24 3667 18 48 30 18 51 20 --- 03 03 25 9.8 281.8 6.1 47.4 170 3710 18 48 31 18 51 50 J2052+1619 03 03 55 9.4 283.8 6.2 47.3 24 3710 18 51 50 18 52 20 --- 03 04 25 9.3 283.8 6.2 47.3 30 3718 18 51 51 18 52 50 AT2019DSG 03 04 55 8.5 281.6 6.1 47.2 24 3718 18 52 50 18 55 40 --- 03 07 46 8.0 282.1 6.2 47.1 170 3762 18 52 51 18 56 10 J2052+1619 03 08 16 8.6 284.5 6.2 47.1 24 3762 18 56 10 18 56 40 --- 03 08 46 8.5 284.6 6.3 47.1 30 3769 18 56 11 18 57 10 AT2019DSG 03 09 16 7.8 282.3 6.2 47.0 24 3769 18 57 10 19 00 00 --- 03 12 07 7.3 282.8 6.2 46.9 170 3813 18 57 11 19 00 30 J2052+1619 03 12 37 7.9 285.2 6.3 46.9 24 3813 19 00 30 19 01 00 --- 03 13 07 7.8 285.3 6.3 46.9 30 3821 19 00 31 19 01 30 AT2019DSG 03 13 37 7.0 283.1 6.3 46.8 24 3821 19 01 30 19 04 20 --- 03 16 27 6.5 283.5 6.3 46.7 170 3864 19 01 31 19 04 50 J2052+1619 03 16 57 7.1 285.9 6.4 46.7 24 3864 19 04 50 19 05 20 --- 03 17 27 7.0 286.0 6.4 46.7 30 3872 19 04 51 19 05 50 AT2019DSG 03 17 58 6.2 283.8 6.3 46.7 24 3872 19 05 50 19 08 40 --- 03 20 48 5.7 284.3 6.4 46.5 170 3915 19 05 51 Schedule for URUMQI (Code Ur ) Page 13 Revealing the radio structure of TDE AT2019dsg 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 27 Oct 2019 Day 300 --- 19 09 10 J2052+1619 03 21 18 6.3 286.6 6.5 46.5 24 3915 19 09 10 19 09 40 --- 03 21 48 6.3 286.7 6.5 46.4 30 3923 19 09 11 19 10 10 AT2019DSG 03 22 18 5.5 284.5 6.4 46.5 24 3923 19 10 10 19 13 00 --- 03 25 09 5.0 285.0 6.5 D 46.3 0 3967 19 10 11 ---------- 50s gap for Tsys ---------- 19 13 50 J2052+1619 03 25 59 5.5 287.4 6.5 46.2 44 3967 19 13 50 19 14 20 --- 03 26 29 5.4 287.5 6.5 46.2 30 3974 19 13 51 19 14 50 J2058+1512 03 26 59 5.6 285.8 6.5 46.4 24 3974 19 14 50 19 17 40 --- 03 29 50 5.1 286.2 6.5 46.2 170 4018 19 14 51 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess319.C2048 --- WARNING --- This group does not match an entry in the frequency catalog. This might be ok because the catalog is not complete. But be very careful to be sure that the setup is correct. Setup group: 12 Station: URUMQI Total bit rate: 2048 Format: MARK5B Bits per sample: 2 Sample rate: 64.000 Number of channels: 16 DBE type: DBBC_DDC Speedup factor: 1.00 Disk used to record data. 1st LO= 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= 4830.49 4830.49 4830.49 4830.49 4894.49 4894.49 4894.49 4894.49 4958.49 4958.49 4958.49 4958.49 5022.49 5022.49 5022.49 5022.49 BBC fr= 210.49 210.49 210.49 210.49 274.49 274.49 274.49 274.49 338.49 338.49 338.49 338.49 402.49 402.49 402.49 402.49 Bandwd= 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 Matching frequency sets: 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) * AT2019DSG 20 54 41.265069 * 20 57 02.965020 20 57 58.253506 12.00 14 00 40.58052 * 14 12 16.28980 14 17 01.31417 4.00 From catalog imbedded in main SCHED input file. From ATel 13105, e-MERLIN observations, 0.35 mJy on 2019 Jun 20 * J2058+1512 20 56 24.919674 * 20 58 45.819173 20 59 40.810520 2.08 15 00 32.08468 * 15 12 13.18646 15 17 00.56752 3.10 From catalog imbedded in main SCHED input file. rfc_2019c Petrov and Kovalev, in preparation 6 observations * J2052+1619 20 50 24.087782 * 20 52 43.619855 20 53 38.046526 0.14 16 08 26.79250 * 16 19 48.82816 16 24 29.19769 0.21 From catalog imbedded in main SCHED input file. rfc_2019c Petrov and Kovalev, in preparation 337 observations * 3C345 16 41 17.606229 * 16 42 58.809967 16 43 36.743365 0.79 J1642+3948 39 54 10.81492 * 39 48 36.99399 39 46 42.50372 0.59 1641+399 /home/guest/rmc/SCHED/sched11.5/catalogs/sources.gsfc J1642+39 GSFC 2016a X/S astro solution, 53724 observations. * 3C454.3 22 51 29.519739 * 22 53 57.747939 22 54 56.266393 0.65 J2253+1608 15 52 54.34808 * 16 08 53.56091 16 15 18.84000 0.73 2251+158 /home/guest/rmc/SCHED/sched11.5/catalogs/sources.gsfc J2253+16 GSFC 2016a X/S astro solution, 41272 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 AT2019DSG sess319.C2048 1 2 3 4 5 6 7 8 9 10 11 15 4.014 322.893 J2058+1512 sess319.C2048 1 2 3 4 5 6 7 8 9 10 11 15 0.897 72.496 J2052+1619 sess319.C2048 1 2 3 4 5 6 7 8 9 10 11 15 0.950 71.733 3C345 sess319.C2048 1 2 3 4 5 7 8 9 10 11 15 0.083 7.583 3C454.3 sess319.C2048 1 2 4 5 6 7 8 9 10 11 15 0.083 7.583 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) AT2019DSG 105.3 J2058+1512 105.8 J2052+1619 104.6 3C345 64.0 3C454.3 133.5 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