COVER INFORMATION Station: ZELENCHK (Code Zc ) Experiment: Confirming the first detection of a merging dual SMBH system at high-z Exp. Code: gs044a Schedule Version: 2.00 Processed by SCHED version: 11.50 Development version 11.5. Started Apr. 2 PI: Cristiana Spingola Address: University of Bologna - INAF-IRA via Gobetti 101 40129 Bologna Italy Phone: +39 3938231373 EMAIL: spingola@ira.inaf.it Fax: Phone during observation: Observing mode: Notes: v2: T6 IF C->B, BBC 9-12 -> 5-8 Ar confirms BBC tunings for their RDBE COVER LETTER: Schedule for ZELENCHK (Code Zc ) Page 2 Confirming the first detection of a merging dual SMBH system at high-z 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 26 Oct 2019 Day 299 --- Next scan frequencies: 4892.25 4892.25 4892.25 4892.25 4956.25 4956.25 4956.25 4956.25 Next BBC frequencies: 392.25 392.25 392.25 392.25 456.25 456.25 456.25 456.25 Next scan bandwidths: 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 13 44 30 3C345 18 49 21 66.4 631.2 2.1 69.9 0 0 13 44 30 13 49 30 --- 18 54 22 65.5 632.0 2.2 69.8 300 38 13 44 31 13 53 00 J2018+0831 18 57 53 50.6 507.3 -1.4 -23.3 60 38 13 53 00 13 54 00 --- 18 58 53 50.7 507.6 -1.3 -23.0 60 46 13 53 01 13 54 00 MG2016 18 58 53 53.3 505.3 -1.4 -24.8 -19 46 No stop 13 57 30 --- 19 02 23 53.6 506.6 -1.3 -23.9 191 73 13 54 01 13 57 30 J2018+0831 19 02 23 51.0 508.9 -1.3 -22.2 -19 73 No stop 13 59 00 --- 19 03 53 51.2 509.4 -1.3 -21.8 71 85 13 57 31 13 59 00 MG2016 19 03 53 53.8 507.2 -1.3 -23.5 -19 85 No stop 14 02 30 --- 19 07 24 54.1 508.5 -1.2 -22.6 191 112 13 59 01 14 03 10 J2018+0831 19 08 04 51.6 511.0 -1.2 -20.7 21 112 14 03 10 14 04 10 --- 19 09 04 51.6 511.3 -1.2 -20.5 60 119 14 03 11 14 04 10 MG2016 19 09 04 54.3 509.2 -1.2 -22.2 -20 119 No stop 14 07 40 --- 19 12 35 54.6 510.5 -1.1 -21.2 190 146 14 04 11 14 07 40 J2018+0831 19 12 35 51.9 512.7 -1.1 -19.6 -19 146 No stop 14 09 10 --- 19 14 05 52.1 513.2 -1.1 -19.2 71 158 14 07 41 14 09 10 MG2016 19 14 05 54.7 511.1 -1.1 -20.8 -20 158 No stop 14 12 40 --- 19 17 36 55.0 512.5 -1.0 -19.9 190 185 14 09 11 14 13 20 J2018+0831 19 18 16 52.4 514.8 -1.0 -18.1 20 185 14 13 20 14 14 20 --- 19 19 16 52.5 515.2 -1.0 -17.8 60 192 14 13 21 14 14 20 MG2016 19 19 16 55.2 513.2 -1.0 -19.4 -20 192 No stop 14 17 50 --- 19 22 47 55.4 514.6 -1.0 -18.4 190 219 14 14 21 14 17 50 J2018+0831 19 22 47 52.7 516.6 -0.9 -16.9 -20 219 No stop 14 19 20 --- 19 24 17 52.8 517.2 -0.9 -16.5 70 231 14 17 51 14 19 20 MG2016 19 24 17 55.5 515.3 -0.9 -18.0 -20 231 No stop 14 22 50 --- 19 27 47 55.8 516.7 -0.9 -16.9 190 258 14 19 21 14 23 30 J2018+0831 19 28 28 53.1 518.8 -0.8 -15.3 20 258 14 23 30 14 24 30 --- 19 29 28 53.2 519.2 -0.8 -15.0 60 265 14 23 31 Schedule for ZELENCHK (Code Zc ) Page 3 Confirming the first detection of a merging dual SMBH system at high-z 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 26 Oct 2019 Day 299 --- 14 24 30 MG2016 19 29 28 55.9 517.4 -0.8 -16.4 -20 265 No stop 14 28 00 --- 19 32 58 56.2 518.9 -0.8 -15.4 190 292 14 24 31 14 28 00 J2018+0831 19 32 58 53.4 520.6 -0.8 -14.0 -20 292 No stop 14 29 30 --- 19 34 29 53.5 521.2 -0.7 -13.6 70 304 14 28 01 14 29 30 MG2016 19 34 29 56.3 519.5 -0.8 -14.9 -20 304 No stop 14 33 00 --- 19 37 59 56.5 521.0 -0.7 -13.9 190 331 14 29 31 14 33 40 J2018+0831 19 38 39 53.7 522.9 -0.7 -12.4 20 331 14 33 40 14 34 40 --- 19 39 39 53.8 523.3 -0.7 -12.1 60 338 14 33 41 14 34 40 MG2016 19 39 39 56.6 521.8 -0.7 -13.3 -20 338 No stop 14 38 10 --- 19 43 10 56.8 523.3 -0.6 -12.2 190 365 14 34 41 14 38 10 J2018+0831 19 43 10 53.9 524.8 -0.6 -11.1 -20 365 No stop 14 39 40 --- 19 44 40 54.0 525.4 -0.6 -10.6 70 377 14 38 11 14 39 40 MG2016 19 44 40 56.8 523.9 -0.6 -11.8 -20 377 No stop 14 43 10 --- 19 48 11 57.0 525.5 -0.5 -10.6 190 404 14 39 41 14 43 50 J2018+0831 19 48 51 54.2 527.1 -0.5 -9.4 20 404 14 43 50 14 44 50 --- 19 49 51 54.2 527.6 -0.5 -9.1 60 412 14 43 51 14 44 50 MG2016 19 49 51 57.1 526.2 -0.5 -10.1 -20 412 No stop 14 48 20 --- 19 53 22 57.2 527.8 -0.4 -9.0 190 438 14 44 51 14 48 20 J2018+0831 19 53 22 54.4 529.0 -0.4 -8.0 -20 438 No stop 14 49 50 --- 19 54 52 54.4 529.7 -0.4 -7.5 70 450 14 48 21 14 49 50 MG2016 19 54 52 57.3 528.5 -0.4 -8.5 -20 450 No stop 14 53 20 --- 19 58 22 57.4 530.0 -0.4 -7.3 190 477 14 49 51 14 54 00 J2018+0831 19 59 03 54.5 531.4 -0.3 -6.3 20 477 14 54 00 14 55 00 --- 20 00 03 54.6 531.8 -0.3 -5.9 60 485 14 54 01 14 55 00 MG2016 20 00 03 57.4 530.8 -0.3 -6.8 -20 485 No stop 14 58 30 --- 20 03 33 57.5 532.4 -0.3 -5.6 190 512 14 55 01 14 58 30 J2018+0831 20 03 33 54.6 533.3 -0.3 -4.9 -20 512 No stop 15 00 00 --- 20 05 04 54.7 534.0 -0.2 -4.4 70 523 14 58 31 15 00 00 MG2016 20 05 04 57.6 533.1 -0.3 -5.1 -20 523 No stop 15 03 30 --- 20 08 34 57.6 534.7 -0.2 -3.9 190 550 15 00 01 Schedule for ZELENCHK (Code Zc ) Page 4 Confirming the first detection of a merging dual SMBH system at high-z 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 26 Oct 2019 Day 299 --- 15 04 10 J2018+0831 20 09 14 54.7 535.8 -0.2 -3.1 20 550 15 04 10 15 05 10 --- 20 10 14 54.8 536.2 -0.1 -2.8 60 558 15 04 11 15 05 10 MG2016 20 10 14 57.7 535.4 -0.2 -3.4 -20 558 No stop 15 08 40 --- 20 13 45 57.7 537.0 -0.1 -2.2 190 585 15 05 11 15 08 40 J2018+0831 20 13 45 54.8 537.7 -0.1 -1.7 -20 585 No stop 15 10 10 --- 20 15 15 54.8 538.3 -0.1 -1.2 70 596 15 08 41 15 10 10 MG2016 20 15 15 57.7 537.7 -0.1 -1.7 -20 596 No stop 15 13 40 --- 20 18 46 57.7 539.3 -0.0 -0.5 190 623 15 10 11 15 14 20 J2018+0831 20 19 26 54.8 540.1 0.0 0.1 20 623 15 14 20 15 15 20 --- 20 20 26 54.8 540.6 0.0 0.4 60 631 15 14 21 15 15 20 MG2016 20 20 26 57.7 540.1 0.0 0.1 -20 631 No stop 15 18 50 --- 20 23 57 57.7 541.7 0.1 1.3 190 658 15 15 21 15 18 50 J2018+0831 20 23 57 54.8 542.1 0.1 1.5 -20 658 No stop 15 20 20 --- 20 25 27 54.8 542.7 0.1 2.0 70 669 15 18 51 15 20 20 MG2016 20 25 27 57.7 542.4 0.1 1.8 -20 669 No stop 15 23 50 --- 20 28 57 57.7 544.0 0.1 2.9 190 696 15 20 21 15 24 30 J2018+0831 20 29 38 54.7 544.5 0.2 3.3 20 696 15 24 30 15 25 30 --- 20 30 38 54.7 544.9 0.2 3.6 60 704 15 24 31 15 25 30 MG2016 20 30 38 57.7 544.8 0.2 3.5 -20 704 No stop 15 29 00 --- 20 34 08 57.6 546.4 0.2 4.7 190 731 15 25 31 15 29 00 J2018+0831 20 34 08 54.7 546.4 0.3 4.7 -20 731 No stop 15 30 30 --- 20 35 39 54.6 547.1 0.3 5.1 70 742 15 29 01 15 30 30 MG2016 20 35 39 57.6 547.1 0.3 5.2 -20 742 No stop 15 34 00 --- 20 39 09 57.5 548.6 0.3 6.4 190 769 15 30 31 15 34 40 J2018+0831 20 39 49 54.5 548.8 0.3 6.4 20 769 15 34 40 15 35 40 --- 20 40 49 54.5 549.3 0.4 6.7 60 777 15 34 41 15 35 40 MG2016 20 40 49 57.4 549.4 0.3 6.9 -20 777 No stop 15 39 10 --- 20 44 20 57.3 551.0 0.4 8.1 190 804 15 35 41 15 39 10 J2018+0831 20 44 20 54.4 550.7 0.4 7.8 -20 804 No stop 15 40 40 --- 20 45 50 54.3 551.4 0.4 8.3 70 815 15 39 11 Schedule for ZELENCHK (Code Zc ) Page 5 Confirming the first detection of a merging dual SMBH system at high-z 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 26 Oct 2019 Day 299 --- 15 40 40 MG2016 20 45 50 57.3 551.7 0.4 8.6 -20 815 No stop 15 44 10 --- 20 49 21 57.1 553.2 0.5 9.7 190 842 15 40 41 15 44 50 J2018+0831 20 50 01 54.2 553.1 0.5 9.5 20 842 15 44 50 15 45 50 --- 20 51 01 54.1 553.5 0.5 9.8 60 850 15 44 51 15 45 50 MG2016 20 51 01 57.1 554.0 0.5 10.2 -20 850 No stop 15 49 20 --- 20 54 32 56.9 555.5 0.6 11.4 190 877 15 45 51 15 49 20 J2018+0831 20 54 32 54.0 555.0 0.6 10.9 -20 877 No stop 15 50 50 --- 20 56 02 53.9 555.6 0.6 11.3 70 888 15 49 21 15 50 50 MG2016 20 56 02 56.8 556.2 0.6 11.8 -20 888 No stop 15 54 20 --- 20 59 32 56.6 557.7 0.7 12.9 190 915 15 50 51 15 55 00 J2018+0831 21 00 13 53.7 557.3 0.7 12.6 20 915 15 55 00 15 56 00 --- 21 01 13 53.6 557.7 0.7 12.8 60 923 15 55 01 15 56 00 MG2016 21 01 13 56.5 558.4 0.7 13.5 -20 923 No stop 15 59 30 --- 21 04 43 56.3 559.9 0.7 14.6 190 950 15 56 01 15 59 30 J2018+0831 21 04 43 53.4 559.1 0.8 13.9 -20 950 No stop 16 01 00 --- 21 06 14 53.3 559.8 0.8 14.3 70 962 15 59 31 16 01 00 MG2016 21 06 14 56.2 560.6 0.8 15.0 -20 962 No stop 16 04 30 --- 21 09 44 56.0 562.1 0.8 16.1 190 988 16 01 01 16 05 10 J2018+0831 21 10 24 53.1 561.4 0.9 15.5 20 988 16 05 10 16 06 10 --- 21 11 24 53.0 561.8 0.9 15.7 60 996 16 05 11 16 06 10 MG2016 21 11 24 55.9 562.8 0.9 16.6 -20 996 No stop 16 09 40 --- 21 14 55 55.6 564.2 0.9 17.6 190 1023 16 06 11 16 09 40 J2018+0831 21 14 55 52.8 563.2 0.9 16.7 -20 1023 No stop 16 11 10 --- 21 16 25 52.7 563.8 1.0 17.1 70 1035 16 09 41 16 11 10 MG2016 21 16 25 55.5 564.8 0.9 18.0 -20 1035 No stop 16 14 40 --- 21 19 56 55.3 566.3 1.0 19.0 190 1062 16 11 11 16 15 20 J2018+0831 21 20 36 52.3 565.4 1.0 18.2 20 1062 16 15 20 16 16 20 --- 21 21 36 52.3 565.8 1.0 18.5 60 1069 16 15 21 16 16 20 MG2016 21 21 36 55.1 567.0 1.0 19.5 -20 1069 No stop 16 19 50 --- 21 25 07 54.8 568.4 1.1 20.5 190 1096 16 16 21 Schedule for ZELENCHK (Code Zc ) Page 6 Confirming the first detection of a merging dual SMBH system at high-z 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 26 Oct 2019 Day 299 --- 16 19 50 J2018+0831 21 25 07 52.0 567.1 1.1 19.4 -20 1096 No stop 16 21 20 --- 21 26 37 51.9 567.7 1.1 19.8 70 1108 16 19 51 16 21 20 MG2016 21 26 37 54.7 569.0 1.1 20.9 -20 1108 No stop 16 24 50 --- 21 30 07 54.4 570.3 1.2 21.9 190 1135 16 21 21 16 25 30 J2018+0831 21 30 48 51.5 569.2 1.2 20.9 20 1135 16 25 30 16 26 30 --- 21 31 48 51.4 569.6 1.2 21.2 60 1142 16 25 31 16 26 30 MG2016 21 31 48 54.2 571.0 1.2 22.3 -20 1142 No stop 16 30 00 --- 21 35 18 53.9 572.3 1.3 23.2 190 1169 16 26 31 16 30 00 J2018+0831 21 35 18 51.1 570.9 1.3 22.0 -20 1169 No stop 16 31 30 --- 21 36 49 51.0 571.5 1.3 22.4 70 1181 16 30 01 16 31 30 MG2016 21 36 49 53.7 572.9 1.3 23.6 -20 1181 No stop 16 35 00 --- 21 40 19 53.4 574.2 1.3 24.5 190 1208 16 31 31 16 35 40 J2018+0831 21 40 59 50.6 573.0 1.4 23.4 20 1208 16 35 40 16 36 40 --- 21 41 59 50.5 573.3 1.4 23.6 60 1215 16 35 41 16 36 40 MG2016 21 41 59 53.2 574.9 1.4 24.9 -20 1215 No stop 16 40 10 --- 21 45 30 52.9 576.2 1.4 25.8 190 1242 16 36 41 16 40 10 J2018+0831 21 45 30 50.1 574.6 1.4 24.5 -20 1242 No stop 16 41 40 --- 21 47 00 49.9 575.1 1.5 24.8 70 1254 16 40 11 16 41 40 MG2016 21 47 00 52.7 576.7 1.4 26.1 -20 1254 No stop 16 45 10 --- 21 50 31 52.3 578.0 1.5 27.0 190 1281 16 41 41 16 45 50 J2018+0831 21 51 11 49.5 576.5 1.5 25.8 20 1281 16 45 50 16 46 50 --- 21 52 11 49.4 576.9 1.6 26.0 60 1288 16 45 51 16 46 50 MG2016 21 52 11 52.1 578.6 1.5 27.3 -20 1288 No stop 16 50 20 --- 21 55 42 51.7 579.8 1.6 28.1 190 1315 16 46 51 16 50 20 J2018+0831 21 55 42 49.0 578.1 1.6 26.8 -20 1315 No stop 16 51 50 --- 21 57 12 48.8 578.6 1.6 27.1 70 1327 16 50 21 16 51 50 MG2016 21 57 12 51.6 580.3 1.6 28.5 -20 1327 No stop 16 55 20 --- 22 00 42 51.1 581.5 1.7 29.2 190 1354 16 51 51 16 56 00 J2018+0831 22 01 23 48.4 579.9 1.7 28.0 20 1354 16 56 00 16 57 00 --- 22 02 23 48.2 580.3 1.7 28.2 60 1362 16 56 01 Schedule for ZELENCHK (Code Zc ) Page 7 Confirming the first detection of a merging dual SMBH system at high-z 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 26 Oct 2019 Day 299 --- 16 57 00 MG2016 22 02 23 50.9 582.1 1.7 29.6 -20 1362 No stop 17 00 30 --- 22 05 53 50.5 583.3 1.8 30.3 190 1388 16 57 01 17 00 30 J2018+0831 22 05 53 47.8 581.4 1.8 28.9 -20 1388 No stop 17 02 00 --- 22 07 24 47.7 581.9 1.8 29.2 70 1400 17 00 31 17 02 00 MG2016 22 07 24 50.3 583.8 1.8 30.6 -20 1400 No stop 17 05 30 --- 22 10 54 49.9 584.9 1.8 31.3 190 1427 17 02 01 17 06 10 J2018+0831 22 11 34 47.1 583.2 1.9 30.0 20 1427 17 06 10 17 07 10 --- 22 12 34 47.0 583.5 1.9 30.2 60 1435 17 06 11 17 07 10 MG2016 22 12 34 49.7 585.5 1.9 31.7 -19 1435 No stop 17 10 40 --- 22 16 05 49.2 586.6 1.9 32.4 191 1462 17 07 11 17 10 40 J2018+0831 22 16 05 46.6 584.6 1.9 30.9 -20 1462 No stop 17 12 10 --- 22 17 35 46.4 585.1 2.0 31.1 70 1473 17 10 41 17 12 10 MG2016 22 17 35 49.0 587.1 2.0 32.6 -19 1473 No stop 17 15 40 --- 22 21 06 48.5 588.1 2.0 33.3 191 1500 17 12 11 17 16 20 J2018+0831 22 21 46 45.8 586.4 2.0 31.9 20 1500 17 16 20 17 17 20 --- 22 22 46 45.7 586.7 2.1 32.1 60 1508 17 16 21 17 17 20 MG2016 22 22 46 48.3 588.7 2.0 33.6 -19 1508 No stop 17 20 50 --- 22 26 17 47.8 589.7 2.1 34.2 191 1535 17 17 21 17 20 50 J2018+0831 22 26 17 45.2 587.7 2.1 32.7 -19 1535 No stop 17 22 20 --- 22 27 47 45.0 588.2 2.1 33.0 71 1546 17 20 51 17 22 20 MG2016 22 27 47 47.6 590.2 2.1 34.5 -19 1546 No stop 17 25 50 --- 22 31 17 47.1 591.2 2.2 35.1 191 1573 17 22 21 17 26 30 J2018+0831 22 31 58 44.5 589.4 2.2 33.7 21 1573 17 26 30 17 27 30 --- 22 32 58 44.3 589.7 2.2 33.8 60 1581 17 26 31 17 27 30 MG2016 22 32 58 46.9 591.7 2.2 35.3 -19 1581 No stop 17 31 00 --- 22 36 28 46.4 592.7 2.3 35.9 191 1608 17 27 31 17 31 00 J2018+0831 22 36 28 43.9 590.7 2.3 34.4 -19 1608 No stop 17 32 30 --- 22 37 59 43.6 591.1 2.3 34.6 71 1619 17 31 01 17 32 30 MG2016 22 37 59 46.2 593.2 2.3 36.1 -19 1619 No stop 17 36 00 --- 22 41 29 45.7 594.2 2.4 36.7 191 1646 17 32 31 Schedule for ZELENCHK (Code Zc ) Page 8 Confirming the first detection of a merging dual SMBH system at high-z 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 26 Oct 2019 Day 299 --- 17 36 40 J2018+0831 22 42 09 43.1 592.3 2.4 35.3 21 1646 17 36 40 17 37 40 --- 22 43 09 42.9 592.5 2.4 35.4 60 1654 17 36 41 17 37 40 MG2016 22 43 09 45.4 594.6 2.4 36.9 -19 1654 No stop 17 41 10 --- 22 46 40 44.9 595.6 2.4 37.4 191 1681 17 37 41 17 41 10 J2018+0831 22 46 40 42.4 593.5 2.5 35.9 -19 1681 No stop 17 42 40 --- 22 48 10 42.2 593.9 2.5 36.1 71 1692 17 41 11 17 42 40 MG2016 22 48 10 44.7 596.0 2.5 37.7 -19 1692 No stop 17 46 10 --- 22 51 41 44.2 597.0 2.5 38.1 191 1719 17 42 41 17 46 50 J2018+0831 22 52 21 41.6 595.0 2.6 36.7 21 1719 17 46 50 17 47 50 --- 22 53 21 41.4 595.3 2.6 36.9 60 1727 17 46 51 17 47 50 MG2016 22 53 21 43.9 597.4 2.6 38.4 -19 1727 No stop 17 51 20 --- 22 56 52 43.4 598.3 2.6 38.8 191 1754 17 47 51 17 51 20 J2018+0831 22 56 52 40.9 596.2 2.6 37.3 -19 1754 No stop 17 52 50 --- 22 58 22 40.7 596.6 2.7 37.5 71 1765 17 51 21 17 52 50 MG2016 22 58 22 43.1 598.7 2.6 39.0 -19 1765 No stop 17 56 20 --- 23 01 52 42.6 599.6 2.7 39.5 191 1792 17 52 51 17 57 00 J2018+0831 23 02 33 40.0 597.7 2.7 38.1 21 1792 17 57 00 17 58 00 --- 23 03 33 39.9 597.9 2.7 38.2 60 1800 17 57 01 17 58 00 MG2016 23 03 33 42.3 600.1 2.7 39.7 -19 1800 No stop 18 01 30 --- 23 07 03 41.8 601.0 2.8 40.1 191 1827 17 58 01 18 01 30 J2018+0831 23 07 03 39.3 598.8 2.8 38.6 -19 1827 No stop 18 03 00 --- 23 08 34 39.1 599.2 2.8 38.8 71 1838 18 01 31 18 03 00 MG2016 23 08 34 41.5 601.3 2.8 40.3 -19 1838 No stop 18 06 30 --- 23 12 04 41.0 602.2 2.9 40.7 191 1865 18 03 01 18 07 10 J2018+0831 23 12 44 38.5 600.2 2.9 39.3 21 1865 18 07 10 18 08 10 --- 23 13 44 38.3 600.4 2.9 39.4 60 1873 18 07 11 18 08 10 MG2016 23 13 44 40.7 602.6 2.9 40.9 -19 1873 No stop 18 11 40 --- 23 17 15 40.2 603.5 3.0 41.2 191 1900 18 08 11 18 11 40 J2018+0831 23 17 15 37.8 601.3 3.0 39.8 -19 1900 No stop 18 13 10 --- 23 18 45 37.5 601.6 3.0 40.0 71 1912 18 11 41 Schedule for ZELENCHK (Code Zc ) Page 9 Confirming the first detection of a merging dual SMBH system at high-z 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 26 Oct 2019 Day 299 --- 18 13 10 MG2016 23 18 45 39.9 603.8 3.0 41.4 -19 1912 No stop 18 16 40 --- 23 22 16 39.3 604.7 3.0 41.7 191 1938 18 13 11 18 17 20 J2018+0831 23 22 56 36.9 602.6 3.1 40.4 21 1938 18 17 20 18 18 20 --- 23 23 56 36.7 602.9 3.1 40.5 60 1946 18 17 21 18 18 20 MG2016 23 23 56 39.1 605.1 3.1 41.9 -19 1946 No stop 18 21 50 --- 23 27 27 38.5 605.9 3.1 42.3 191 1973 18 18 21 18 21 50 J2018+0831 23 27 27 36.1 603.7 3.1 40.9 -19 1973 No stop 18 23 20 --- 23 28 57 35.9 604.0 3.2 41.0 71 1985 18 21 51 18 23 20 MG2016 23 28 57 38.2 606.2 3.1 42.4 -19 1985 No stop 18 26 50 --- 23 32 27 37.7 607.0 3.2 42.7 191 2012 18 23 21 18 27 30 J2018+0831 23 33 08 35.2 605.0 3.2 41.4 21 2012 18 27 30 18 28 30 --- 23 34 08 35.0 605.2 3.2 41.5 60 2019 18 27 31 18 28 30 MG2016 23 34 08 37.4 607.4 3.2 42.9 -19 2019 No stop 18 32 00 --- 23 37 38 36.8 608.2 3.3 43.2 191 2046 18 28 31 18 32 00 J2018+0831 23 37 38 34.5 606.0 3.3 41.8 -19 2046 No stop 18 33 30 --- 23 39 09 34.2 606.3 3.3 42.0 71 2058 18 32 01 18 33 30 MG2016 23 39 09 36.5 608.5 3.3 43.3 -19 2058 No stop 18 37 00 --- 23 42 39 36.0 609.3 3.4 43.6 191 2085 18 33 31 18 37 40 J2018+0831 23 43 19 33.5 607.3 3.4 42.3 21 2085 18 37 40 18 38 40 --- 23 44 19 33.3 607.5 3.4 42.4 60 2092 18 37 41 18 38 40 MG2016 23 44 19 35.7 609.7 3.4 43.7 -19 2092 No stop 18 42 10 --- 23 47 50 35.1 610.4 3.5 44.0 191 2119 18 38 41 18 42 10 J2018+0831 23 47 50 32.8 608.2 3.5 42.7 -19 2119 No stop 18 43 40 --- 23 49 20 32.5 608.6 3.5 42.8 71 2131 18 42 11 18 43 40 MG2016 23 49 20 34.8 610.7 3.5 44.1 -18 2131 No stop 18 47 10 --- 23 52 51 34.2 611.5 3.5 44.3 192 2158 18 43 41 18 47 50 J2018+0831 23 53 31 31.8 609.5 3.6 43.1 21 2158 18 47 50 18 48 50 --- 23 54 31 31.6 609.7 3.6 43.2 60 2165 18 47 51 18 48 50 MG2016 23 54 31 33.9 611.8 3.6 44.4 -18 2165 No stop 18 52 20 --- 23 58 02 33.3 612.6 3.6 44.7 192 2192 18 48 51 Schedule for ZELENCHK (Code Zc ) Page 10 Confirming the first detection of a merging dual SMBH system at high-z 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 26 Oct 2019 Day 299 --- 18 52 20 J2018+0831 23 58 02 31.0 610.4 3.6 43.5 -19 2192 No stop 18 53 50 --- 23 59 32 30.8 610.7 3.7 43.6 71 2204 18 52 21 18 53 50 MG2016 23 59 32 33.1 612.9 3.7 44.8 -18 2204 No stop 18 57 20 --- 00 03 03 32.5 613.6 3.7 45.0 192 2231 18 53 51 18 58 00 J2018+0831 00 03 43 30.1 611.6 3.7 43.8 21 2231 18 58 00 18 59 00 --- 00 04 43 29.9 611.8 3.8 43.9 60 2238 18 58 01 18 59 00 MG2016 00 04 43 32.2 614.0 3.7 45.1 -18 2238 No stop 19 02 30 --- 00 08 13 31.6 614.7 3.8 45.3 192 2265 18 59 01 19 02 30 J2018+0831 00 08 13 29.3 612.5 3.8 44.1 -19 2265 No stop 19 04 00 --- 00 09 44 29.0 612.8 3.8 44.2 71 2277 19 02 31 19 04 00 MG2016 00 09 44 31.3 615.0 3.8 45.4 -18 2277 No stop 19 07 30 --- 00 13 14 30.7 615.7 3.9 45.6 192 2304 19 04 01 19 08 10 J2018+0831 00 13 54 28.3 613.7 3.9 44.5 21 2304 19 08 10 19 09 10 --- 00 14 54 28.1 613.9 3.9 44.5 60 2312 19 08 11 19 09 10 MG2016 00 14 54 30.4 616.0 3.9 45.6 -18 2312 No stop 19 12 40 --- 00 18 25 29.8 616.7 4.0 45.8 192 2338 19 09 11 19 12 40 J2018+0831 00 18 25 27.5 614.6 4.0 44.7 -19 2338 No stop 19 14 10 --- 00 19 55 27.3 614.9 4.0 44.8 71 2350 19 12 41 19 14 10 MG2016 00 19 55 29.5 617.0 4.0 45.9 -18 2350 No stop 19 17 40 --- 00 23 26 28.9 617.7 4.1 46.0 192 2377 19 14 11 19 18 20 J2018+0831 00 24 06 26.5 615.7 4.1 45.0 21 2377 19 18 20 19 19 20 --- 00 25 06 26.4 615.9 4.1 45.1 60 2385 19 18 21 19 19 20 MG2016 00 25 06 28.6 618.0 4.1 46.1 -18 2385 No stop 19 22 50 --- 00 28 37 28.0 618.7 4.1 46.3 192 2412 19 19 21 19 22 50 J2018+0831 00 28 37 25.8 616.6 4.2 45.2 -18 2412 No stop 19 24 20 --- 00 30 07 25.5 616.8 4.2 45.3 72 2423 19 22 51 19 24 20 MG2016 00 30 07 27.7 619.0 4.2 46.3 -18 2423 No stop 19 27 50 --- 00 33 38 27.1 619.6 4.2 46.4 192 2450 19 24 21 19 28 30 J2018+0831 00 34 18 24.8 617.6 4.3 45.5 22 2450 19 28 30 19 29 30 --- 00 35 18 24.6 617.8 4.3 45.5 60 2458 19 28 31 Schedule for ZELENCHK (Code Zc ) Page 11 Confirming the first detection of a merging dual SMBH system at high-z 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 26 Oct 2019 Day 299 --- 19 36 10 MG2016 00 41 59 25.6 621.2 4.4 46.7 382 2458 19 36 10 19 39 40 --- 00 45 29 25.0 621.9 4.4 46.8 210 2485 19 36 11 19 39 40 J2018+0831 00 45 29 22.8 619.8 4.4 45.9 -18 2485 No stop 19 41 10 --- 00 47 00 22.5 620.0 4.5 46.0 72 2496 19 39 41 19 41 10 MG2016 00 47 00 24.7 622.1 4.4 46.9 -18 2496 No stop 19 44 40 --- 00 50 30 24.1 622.8 4.5 47.0 192 2523 19 41 11 19 45 20 J2018+0831 00 51 10 21.8 620.8 4.5 46.1 22 2523 19 45 20 19 46 20 --- 00 52 11 21.6 621.0 4.6 46.1 60 2531 19 45 21 19 46 20 MG2016 00 52 11 23.8 623.1 4.5 47.0 -18 2531 No stop 19 49 50 --- 00 55 41 23.2 623.7 4.6 47.1 192 2558 19 46 21 19 49 50 J2018+0831 00 55 41 21.0 621.6 4.6 46.2 -18 2558 No stop 19 51 20 --- 00 57 11 20.7 621.9 4.6 46.3 72 2569 19 49 51 19 51 20 MG2016 00 57 11 22.9 624.0 4.6 47.1 -18 2569 No stop 19 54 50 --- 01 00 42 22.3 624.6 4.7 47.2 192 2596 19 51 21 19 55 30 J2018+0831 01 01 22 19.9 622.7 4.7 46.4 22 2596 19 55 30 19 56 30 --- 01 02 22 19.8 622.9 4.7 46.4 60 2604 19 55 31 19 56 30 MG2016 01 02 22 22.0 624.9 4.7 47.2 -18 2604 No stop 20 00 00 --- 01 05 53 21.3 625.6 4.8 47.3 192 2631 19 56 31 20 00 00 J2018+0831 01 05 53 19.1 623.5 4.8 46.5 -18 2631 No stop 20 01 30 --- 01 07 23 18.9 623.8 4.8 46.5 72 2642 20 00 01 20 01 30 MG2016 01 07 23 21.1 625.8 4.8 47.3 -18 2642 No stop 20 05 00 --- 01 10 54 20.4 626.5 4.8 47.3 192 2669 20 01 31 20 05 40 J2018+0831 01 11 34 18.1 624.5 4.9 46.6 22 2669 20 05 40 20 06 40 --- 01 12 34 17.9 624.7 4.9 46.6 60 2677 20 05 41 20 06 40 MG2016 01 12 34 20.1 626.8 4.9 47.4 -18 2677 No stop 20 10 10 --- 01 16 04 19.5 627.4 4.9 47.4 192 2704 20 06 41 20 10 10 J2018+0831 01 16 04 17.3 625.3 4.9 46.7 -18 2704 No stop 20 11 40 --- 01 17 35 17.0 625.6 5.0 46.7 72 2715 20 10 11 20 11 40 MG2016 01 17 35 19.2 627.6 5.0 47.4 -18 2715 No stop 20 15 10 --- 01 21 05 18.6 628.3 5.0 47.4 192 2742 20 11 41 Schedule for ZELENCHK (Code Zc ) Page 12 Confirming the first detection of a merging dual SMBH system at high-z 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 26 Oct 2019 Day 299 --- 20 15 50 J2018+0831 01 21 45 16.3 626.3 5.0 46.8 22 2742 20 15 50 20 16 50 --- 01 22 46 16.1 626.5 5.1 46.8 60 2750 20 15 51 20 16 50 MG2016 01 22 46 18.3 628.5 5.0 47.4 -18 2750 No stop 20 20 20 --- 01 26 16 17.6 629.2 5.1 47.4 192 2777 20 16 51 20 20 20 J2018+0831 01 26 16 15.5 627.1 5.1 46.8 -18 2777 No stop 20 21 50 --- 01 27 46 15.2 627.4 5.1 46.8 72 2788 20 20 21 20 21 50 MG2016 01 27 46 17.4 629.4 5.1 47.5 -18 2788 No stop 20 25 20 --- 01 31 17 16.7 630.0 5.2 47.5 192 2815 20 21 51 20 26 00 J2018+0831 01 31 57 14.4 628.1 5.2 46.9 22 2815 20 26 00 20 27 00 --- 01 32 57 14.3 628.3 5.2 46.9 60 2823 20 26 01 20 27 00 MG2016 01 32 57 16.4 630.3 5.2 47.5 -18 2823 No stop 20 30 30 --- 01 36 28 15.8 630.9 5.3 47.4 192 2850 20 27 01 20 30 30 J2018+0831 01 36 28 13.6 628.9 5.3 46.9 -18 2850 No stop 20 32 00 --- 01 37 58 13.4 629.2 5.3 46.9 72 2862 20 30 31 20 32 00 MG2016 01 37 58 15.5 631.2 5.3 47.4 -18 2862 No stop 20 35 30 --- 01 41 29 14.9 631.8 5.4 47.4 192 2888 20 32 01 20 36 10 J2018+0831 01 42 09 12.6 629.9 5.4 46.9 22 2888 20 36 10 20 37 10 --- 01 43 09 12.4 630.1 5.4 46.9 60 2896 20 36 11 20 37 10 MG2016 01 43 09 14.6 632.1 5.4 47.4 -18 2896 No stop 20 40 40 --- 01 46 39 14.0 632.7 5.4 47.4 192 2923 20 37 11 20 41 20 J2018+0831 01 47 20 11.7 630.8 5.5 46.9 22 2923 20 41 20 20 42 20 --- 01 48 20 11.5 630.9 5.5 46.9 60 2931 20 41 21 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess319.C1024glob Matching groups in /home/guest/rmc/SCHED/sched11.5/catalogs/freq_RDBE.dat: kvzr_c Added by Des Small, 24 February 2012 Setup group: 13 Station: ZELENCHK Total bit rate: 1024 Format: MARK5B Bits per sample: 2 Sample rate: 64.000 Number of channels: 8 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 Net SB= L L U U L L U U IF SB = U U U U U U U U Pol. = RCP LCP RCP LCP RCP LCP RCP LCP BBC = 1 9 1 9 2 10 2 10 BBC SB= L L U U L L U U IF = A B A B A B A B The following frequency sets based on these setups were used. Frequency Set: 3 Setup file default. Used with PCAL = off LO sum= 4892.25 4892.25 4892.25 4892.25 4956.25 4956.25 4956.25 4956.25 BBC fr= 392.25 392.25 392.25 392.25 456.25 456.25 456.25 456.25 Bandwd= 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 Matching frequency sets: 3 12 13 Track assignments are: track1= 10, 14, 2, 6, 12, 16, 4, 8 barrel=roll_off POSITIONS OF SOURCES USED IN RECORDING SCANS Source Source position (RA/Dec) Error (B1950) (J2000) (Date) (mas) * MG2016 20 16 55.378166 * 20 19 18.092000 20 20 13.565900 0.00 11 17 44.97966 * 11 27 13.00000 11 31 08.04992 0.00 From catalog imbedded in main SCHED input file. * 3C345 16 41 17.606162 * 16 42 58.809900 16 43 36.764649 0.00 39 54 10.81394 * 39 48 36.99300 39 46 42.73413 0.00 From catalog imbedded in main SCHED input file. * J2018+0831 20 15 45.733430 * 20 18 11.311946 20 19 07.886706 0.00 08 22 30.62230 * 08 31 54.54739 08 35 47.14317 0.00 From catalog imbedded in main SCHED input file. 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 MG2016 sess319.C1024glob 1 2 3 4 5 6 7 8 9 10 11 15 + 6.650 489.300 3C345 sess319.C1024glob 1 2 3 4 5 6 7 8 9 10 11 0.225 6.793 J2018+0831 sess319.C1024glob 1 2 3 4 5 6 7 8 9 10 11 15 + 2.525 164.241 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) MG2016 96.6 3C345 64.2 J2018+0831 95.8 Barry Clark estimates from predictions by Ketan Desai of IPM scattering sizes that the Sun will cause amplitude reductions on the longest VLBA baselines at a solar distance of 60deg F^(-0.6) where F is in GHz. For common VLBI bands, this is: 327 MHz 117. deg 610 MHz 81. deg 1.6 GHz 45. deg 2.3 GHz 36. deg 5.0 GHz 23. deg 8.4 GHz 17. deg 15.0 GHz 12. deg 22.0 GHz 9. deg 43.0 GHz 6. deg