COVER INFORMATION Station: WSTRBORK (Code Wb ) Experiment: Resolving a gravitationally lensed dual back-hole system at z = 2.37 Exp. Code: em153b Schedule Version: 2.00 Processed by SCHED version: 11.60 Release 11.6; April 2020 PI: John McKean Address: ASTRON Postbus 2 7990 AA, Dwingeloo the Netherlands Phone: +31 521 595 780 EMAIL: mckean@astron.nl Fax: +31 521 595 101 Phone during observation: +31 624 328 991 Observing mode: 18cm 1024-8-2 Notes: Schedule for WSTRBORK (Code Wb ) Page 2 Resolving a gravitationally lensed dual back-hole system at z = 2.37 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 ---------------------------------------------------------------------------------------- --- Fri 4 Jun 2021 Day 155 --- Next scan frequencies: 1626.49 1626.49 1626.49 1626.49 1690.49 1690.49 1690.49 1690.49 Next BBC frequencies: 379.49 379.49 379.49 379.49 443.49 443.49 443.49 443.49 Next scan bandwidths: 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 18 00 00 J1639+8631 11 19 58 53.5 5.8 -5.2 0.0 0 0 18 00 00 18 01 30 =1654+866 11 21 28 53.5 5.8 -5.2 0.0 90 12 18 00 01 18 01 30 PSJ1721+8842 11 21 28 53.0 2.2 -5.7 0.0 -38 12 No stop 18 04 55 --- 11 24 54 53.0 2.2 -5.6 0.0 167 38 18 01 31 18 05 40 J1639+8631 11 25 39 53.6 5.8 -5.1 0.0 7 38 18 05 40 18 07 05 =1654+866 11 27 04 53.6 5.8 -5.1 0.0 85 49 18 05 41 18 07 05 PSJ1721+8842 11 27 04 53.0 2.2 -5.6 0.0 -38 49 No stop 18 10 30 --- 11 30 30 53.0 2.2 -5.6 0.0 167 75 18 07 06 18 10 30 J1639+8631 11 30 30 53.6 5.7 -5.1 0.0 -38 75 No stop 18 12 00 =1654+866 11 32 00 53.7 5.7 -5.0 0.0 52 87 18 10 31 18 12 00 PSJ1721+8842 11 32 00 53.1 2.2 -5.5 0.0 -38 87 No stop 18 15 25 --- 11 35 26 53.1 2.2 -5.5 0.0 167 113 18 12 01 18 16 10 J1639+8631 11 36 11 53.7 5.7 -5.0 0.0 7 113 18 16 10 18 17 35 =1654+866 11 37 36 53.7 5.7 -4.9 0.0 85 124 18 16 11 18 17 35 PSJ1721+8842 11 37 36 53.1 2.2 -5.4 0.0 -38 124 No stop 18 21 00 --- 11 41 01 53.1 2.2 -5.4 0.0 167 151 18 17 36 18 21 00 J1639+8631 11 41 01 53.8 5.7 -4.9 0.0 -38 151 No stop 18 22 30 =1654+866 11 42 32 53.8 5.7 -4.9 0.0 52 162 18 21 01 18 22 30 PSJ1721+8842 11 42 32 53.1 2.2 -5.4 0.0 -38 162 No stop 18 25 55 --- 11 45 57 53.1 2.2 -5.3 0.0 167 189 18 22 31 18 26 40 J1639+8631 11 46 42 53.9 5.7 -4.8 0.0 7 189 18 26 40 18 28 05 =1654+866 11 48 08 53.9 5.7 -4.8 0.0 85 200 18 26 41 18 28 05 PSJ1721+8842 11 48 08 53.2 2.2 -5.3 0.0 -38 200 No stop 18 31 30 --- 11 51 33 53.2 2.2 -5.2 0.0 167 226 18 28 06 18 31 30 J1639+8631 11 51 33 54.0 5.6 -4.7 0.0 -38 226 No stop 18 33 00 =1654+866 11 53 03 54.0 5.6 -4.7 0.0 52 238 18 31 31 18 33 00 PSJ1721+8842 11 53 03 53.2 2.2 -5.2 0.0 -38 238 No stop 18 36 25 --- 11 56 29 53.2 2.1 -5.1 0.0 167 264 18 33 01 Schedule for WSTRBORK (Code Wb ) Page 3 Resolving a gravitationally lensed dual back-hole system at z = 2.37 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 ---------------------------------------------------------------------------------------- --- Fri 4 Jun 2021 Day 155 --- 18 37 10 J1639+8631 11 57 14 54.0 5.6 -4.6 0.0 7 264 18 37 10 18 38 35 =1654+866 11 58 39 54.1 5.6 -4.6 0.0 85 275 18 37 11 18 38 35 PSJ1721+8842 11 58 39 53.2 2.1 -5.1 0.0 -38 275 No stop 18 42 00 --- 12 02 05 53.2 2.1 -5.0 0.0 167 301 18 38 36 18 42 00 J1639+8631 12 02 05 54.1 5.6 -4.5 0.0 -38 301 No stop 18 43 30 =1654+866 12 03 35 54.1 5.5 -4.5 0.0 52 313 18 42 01 18 43 30 PSJ1721+8842 12 03 35 53.2 2.1 -5.0 0.0 -38 313 No stop 18 46 55 --- 12 07 01 53.3 2.1 -4.9 0.0 167 339 18 43 31 18 47 40 J1639+8631 12 07 46 54.2 5.5 -4.4 0.0 7 339 18 47 40 18 49 05 =1654+866 12 09 11 54.2 5.5 -4.4 0.0 85 350 18 47 41 18 49 05 PSJ1721+8842 12 09 11 53.3 2.1 -4.9 0.0 -38 350 No stop 18 52 30 --- 12 12 37 53.3 2.1 -4.9 0.0 167 377 18 49 06 18 52 30 J1639+8631 12 12 37 54.3 5.5 -4.4 0.0 -38 377 No stop 18 54 00 =1654+866 12 14 07 54.3 5.5 -4.3 0.0 52 388 18 52 31 18 54 00 PSJ1721+8842 12 14 07 53.3 2.1 -4.8 0.0 -38 388 No stop 18 57 25 --- 12 17 32 53.3 2.1 -4.8 0.0 167 415 18 54 01 18 58 10 J1639+8631 12 18 18 54.3 5.4 -4.3 0.0 7 415 18 58 10 18 59 35 =1654+866 12 19 43 54.4 5.4 -4.2 0.0 85 426 18 58 11 18 59 35 PSJ1721+8842 12 19 43 53.3 2.1 -4.7 0.0 -38 426 No stop 19 03 00 --- 12 23 08 53.3 2.1 -4.7 0.0 167 452 18 59 36 19 03 00 J1639+8631 12 23 08 54.4 5.4 -4.2 0.0 -38 452 No stop 19 04 30 =1654+866 12 24 39 54.4 5.3 -4.2 0.0 52 464 19 03 01 19 04 30 PSJ1721+8842 12 24 39 53.4 2.1 -4.7 0.0 -38 464 No stop 19 07 55 --- 12 28 04 53.4 2.1 -4.6 0.0 167 490 19 04 31 19 08 40 J1639+8631 12 28 49 54.5 5.3 -4.1 0.0 7 490 19 08 40 19 10 05 =1654+866 12 30 14 54.5 5.3 -4.1 0.0 85 501 19 08 41 19 10 05 PSJ1721+8842 12 30 14 53.4 2.1 -4.6 0.0 -38 501 No stop 19 13 30 --- 12 33 40 53.4 2.0 -4.5 0.0 167 528 19 10 06 19 13 30 J1639+8631 12 33 40 54.6 5.2 -4.0 0.0 -38 528 No stop 19 15 00 =1654+866 12 35 10 54.6 5.2 -4.0 0.0 52 539 19 13 31 Schedule for WSTRBORK (Code Wb ) Page 4 Resolving a gravitationally lensed dual back-hole system at z = 2.37 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 ---------------------------------------------------------------------------------------- --- Fri 4 Jun 2021 Day 155 --- 19 15 00 PSJ1721+8842 12 35 10 53.4 2.0 -4.5 0.0 -38 539 No stop 19 18 25 --- 12 38 36 53.4 2.0 -4.4 0.0 167 566 19 15 01 19 19 10 J1639+8631 12 39 21 54.6 5.2 -3.9 0.0 7 566 19 19 10 19 20 35 =1654+866 12 40 46 54.7 5.2 -3.9 0.0 85 576 19 19 11 19 20 35 PSJ1721+8842 12 40 46 53.4 2.0 -4.4 0.0 -38 576 No stop 19 24 00 --- 12 44 12 53.5 2.0 -4.3 0.0 167 603 19 20 36 19 24 00 J1639+8631 12 44 12 54.7 5.1 -3.8 0.0 -38 603 No stop 19 25 30 =1654+866 12 45 42 54.7 5.1 -3.8 0.0 52 614 19 24 01 19 30 30 3C345 12 50 43 49.0 84.5 -3.9 0.0 131 614 19 30 30 19 35 30 --- 12 55 44 49.7 85.4 -3.8 0.0 300 653 19 30 31 19 40 30 J1639+8631 13 00 44 54.9 4.9 -3.5 0.0 131 653 19 40 30 19 45 30 =1654+866 13 05 45 55.0 4.8 -3.5 0.0 300 692 19 40 31 19 45 30 PSJ1721+8842 13 05 45 53.6 1.9 -4.0 0.0 -38 692 No stop 19 48 55 --- 13 09 11 53.6 1.9 -3.9 0.0 167 718 19 45 31 19 49 40 J1639+8631 13 09 56 55.0 4.8 -3.4 0.0 7 718 19 49 40 19 51 05 =1654+866 13 11 21 55.1 4.7 -3.4 0.0 85 729 19 49 41 19 51 05 PSJ1721+8842 13 11 21 53.6 1.9 -3.9 0.0 -38 729 No stop 19 54 30 --- 13 14 47 53.6 1.9 -3.8 0.0 167 756 19 51 06 19 54 30 J1639+8631 13 14 47 55.1 4.7 -3.3 0.0 -38 756 No stop 19 56 00 =1654+866 13 16 17 55.1 4.7 -3.3 0.0 52 767 19 54 31 19 56 00 PSJ1721+8842 13 16 17 53.6 1.9 -3.8 0.0 -38 767 No stop 19 59 25 --- 13 19 43 53.6 1.8 -3.7 0.0 167 794 19 56 01 20 00 10 J1639+8631 13 20 28 55.2 4.6 -3.2 0.0 7 794 20 00 10 20 01 35 =1654+866 13 21 53 55.2 4.6 -3.2 0.0 85 804 20 00 11 20 01 35 PSJ1721+8842 13 21 53 53.6 1.8 -3.7 0.0 -38 804 No stop 20 05 00 --- 13 25 19 53.7 1.8 -3.6 0.0 167 831 20 01 36 20 05 00 J1639+8631 13 25 19 55.2 4.5 -3.1 0.0 -38 831 No stop 20 06 30 =1654+866 13 26 49 55.2 4.5 -3.1 0.0 52 842 20 05 01 20 06 30 PSJ1721+8842 13 26 49 53.7 1.8 -3.6 0.0 -38 842 No stop 20 09 55 --- 13 30 14 53.7 1.8 -3.6 0.0 167 869 20 06 31 Schedule for WSTRBORK (Code Wb ) Page 5 Resolving a gravitationally lensed dual back-hole system at z = 2.37 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 ---------------------------------------------------------------------------------------- --- Fri 4 Jun 2021 Day 155 --- 20 10 40 J1639+8631 13 30 59 55.3 4.4 -3.0 0.0 7 869 20 10 40 20 12 05 =1654+866 13 32 25 55.3 4.4 -3.0 0.0 85 880 20 10 41 20 12 05 PSJ1721+8842 13 32 25 53.7 1.8 -3.5 0.0 -38 880 No stop 20 15 30 --- 13 35 50 53.7 1.8 -3.5 0.0 167 906 20 12 06 20 15 30 J1639+8631 13 35 50 55.3 4.3 -3.0 0.0 -38 906 No stop 20 17 00 =1654+866 13 37 20 55.4 4.3 -2.9 0.0 52 918 20 15 31 20 17 00 PSJ1721+8842 13 37 20 53.7 1.7 -3.4 0.0 -38 918 No stop 20 20 25 --- 13 40 46 53.7 1.7 -3.4 0.0 167 944 20 17 01 20 21 10 J1639+8631 13 41 31 55.4 4.2 -2.9 0.0 7 944 20 21 10 20 22 35 =1654+866 13 42 56 55.4 4.2 -2.8 0.0 85 955 20 21 11 20 22 35 PSJ1721+8842 13 42 56 53.7 1.7 -3.3 0.0 -38 955 No stop 20 26 00 --- 13 46 22 53.8 1.7 -3.3 0.0 167 982 20 22 36 20 26 00 J1639+8631 13 46 22 55.5 4.1 -2.8 0.0 -38 982 No stop 20 27 30 =1654+866 13 47 52 55.5 4.1 -2.8 0.0 52 993 20 26 01 20 27 30 PSJ1721+8842 13 47 52 53.8 1.7 -3.3 0.0 -38 993 No stop 20 30 55 --- 13 51 18 53.8 1.7 -3.2 0.0 167 1020 20 27 31 20 31 40 J1639+8631 13 52 03 55.5 4.0 -2.7 0.0 7 1020 20 31 40 20 33 05 =1654+866 13 53 28 55.5 4.0 -2.7 0.0 85 1031 20 31 41 20 33 05 PSJ1721+8842 13 53 28 53.8 1.6 -3.2 0.0 -38 1031 No stop 20 36 30 --- 13 56 54 53.8 1.6 -3.1 0.0 167 1057 20 33 06 20 36 30 J1639+8631 13 56 54 55.6 3.9 -2.6 0.0 -38 1057 No stop 20 38 00 =1654+866 13 58 24 55.6 3.9 -2.6 0.0 52 1069 20 36 31 20 38 00 PSJ1721+8842 13 58 24 53.8 1.6 -3.1 0.0 -38 1069 No stop 20 41 25 --- 14 01 50 53.8 1.6 -3.0 0.0 167 1095 20 38 01 20 42 10 J1639+8631 14 02 35 55.6 3.8 -2.5 0.0 7 1095 20 42 10 20 43 35 =1654+866 14 04 00 55.6 3.8 -2.5 0.0 85 1106 20 42 11 20 43 35 PSJ1721+8842 14 04 00 53.8 1.6 -3.0 0.0 -38 1106 No stop 20 47 00 --- 14 07 25 53.9 1.6 -2.9 0.0 167 1132 20 43 36 20 47 00 J1639+8631 14 07 25 55.7 3.7 -2.4 0.0 -38 1132 No stop 20 48 30 =1654+866 14 08 56 55.7 3.7 -2.4 0.0 52 1144 20 47 01 Schedule for WSTRBORK (Code Wb ) Page 6 Resolving a gravitationally lensed dual back-hole system at z = 2.37 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 ---------------------------------------------------------------------------------------- --- Fri 4 Jun 2021 Day 155 --- 20 48 30 PSJ1721+8842 14 08 56 53.9 1.5 -2.9 0.0 -38 1144 No stop 20 51 55 --- 14 12 21 53.9 1.5 -2.9 0.0 167 1170 20 48 31 20 52 40 J1639+8631 14 13 06 55.7 3.6 -2.3 0.0 7 1170 20 52 40 20 54 05 =1654+866 14 14 32 55.7 3.6 -2.3 0.0 85 1181 20 52 41 20 54 05 PSJ1721+8842 14 14 32 53.9 1.5 -2.8 0.0 -38 1181 No stop 20 57 30 --- 14 17 57 53.9 1.5 -2.8 0.0 167 1208 20 54 06 20 57 30 J1639+8631 14 17 57 55.8 3.5 -2.3 0.0 -38 1208 No stop 20 59 00 =1654+866 14 19 27 55.8 3.5 -2.2 0.0 52 1219 20 57 31 20 59 00 PSJ1721+8842 14 19 27 53.9 1.5 -2.7 0.0 -38 1219 No stop 21 02 25 --- 14 22 53 53.9 1.4 -2.7 0.0 167 1246 20 59 01 21 03 10 J1639+8631 14 23 38 55.8 3.4 -2.2 0.0 7 1246 21 03 10 21 04 35 =1654+866 14 25 03 55.8 3.3 -2.1 0.0 85 1257 21 03 11 21 04 35 PSJ1721+8842 14 25 03 53.9 1.4 -2.6 0.0 -38 1257 No stop 21 08 00 --- 14 28 29 53.9 1.4 -2.6 0.0 167 1283 21 04 36 21 08 00 J1639+8631 14 28 29 55.9 3.3 -2.1 0.0 -38 1283 No stop 21 09 30 =1654+866 14 29 59 55.9 3.2 -2.1 0.0 52 1295 21 08 01 21 09 30 PSJ1721+8842 14 29 59 53.9 1.4 -2.6 0.0 -38 1295 No stop 21 12 55 --- 14 33 25 54.0 1.4 -2.5 0.0 167 1321 21 09 31 21 13 40 J1639+8631 14 34 10 55.9 3.1 -2.0 0.0 7 1321 21 13 40 21 15 05 =1654+866 14 35 35 55.9 3.1 -2.0 0.0 85 1332 21 13 41 21 15 05 PSJ1721+8842 14 35 35 54.0 1.3 -2.5 0.0 -38 1332 No stop 21 18 30 --- 14 39 01 54.0 1.3 -2.4 0.0 167 1358 21 15 06 21 18 30 J1639+8631 14 39 01 56.0 3.0 -1.9 0.0 -38 1358 No stop 21 20 00 =1654+866 14 40 31 56.0 3.0 -1.9 0.0 52 1370 21 18 31 21 20 00 PSJ1721+8842 14 40 31 54.0 1.3 -2.4 0.0 -38 1370 No stop 21 23 25 --- 14 43 56 54.0 1.3 -2.3 0.0 167 1396 21 20 01 21 24 10 J1639+8631 14 44 42 56.0 2.9 -1.8 0.0 7 1396 21 24 10 21 25 35 =1654+866 14 46 07 56.0 2.8 -1.8 0.0 85 1407 21 24 11 21 25 35 PSJ1721+8842 14 46 07 54.0 1.3 -2.3 0.0 -38 1407 No stop 21 29 00 --- 14 49 32 54.0 1.2 -2.2 0.0 167 1434 21 25 36 Schedule for WSTRBORK (Code Wb ) Page 7 Resolving a gravitationally lensed dual back-hole system at z = 2.37 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 ---------------------------------------------------------------------------------------- --- Fri 4 Jun 2021 Day 155 --- 21 29 00 J1639+8631 14 49 32 56.0 2.8 -1.7 0.0 -38 1434 No stop 21 30 30 =1654+866 14 51 03 56.1 2.7 -1.7 0.0 52 1445 21 29 01 21 30 30 PSJ1721+8842 14 51 03 54.0 1.2 -2.2 0.0 -38 1445 No stop 21 33 55 --- 14 54 28 54.0 1.2 -2.2 0.0 167 1472 21 30 31 21 34 40 J1639+8631 14 55 13 56.1 2.6 -1.6 0.0 7 1472 21 34 40 21 36 05 =1654+866 14 56 38 56.1 2.6 -1.6 0.0 85 1483 21 34 41 21 36 05 PSJ1721+8842 14 56 38 54.0 1.2 -2.1 0.0 -38 1483 No stop 21 39 30 --- 15 00 04 54.0 1.2 -2.1 0.0 167 1509 21 36 06 21 39 30 J1639+8631 15 00 04 56.1 2.5 -1.6 0.0 -38 1509 No stop 21 41 00 =1654+866 15 01 34 56.1 2.5 -1.5 0.0 52 1521 21 39 31 21 41 00 PSJ1721+8842 15 01 34 54.0 1.1 -2.0 0.0 -38 1521 No stop 21 44 25 --- 15 05 00 54.1 1.1 -2.0 0.0 167 1547 21 41 01 21 45 10 J1639+8631 15 05 45 56.1 2.4 -1.5 0.0 7 1547 21 45 10 21 46 35 =1654+866 15 07 10 56.2 2.3 -1.4 0.0 85 1558 21 45 11 21 46 35 PSJ1721+8842 15 07 10 54.1 1.1 -1.9 0.0 -38 1558 No stop 21 50 00 --- 15 10 36 54.1 1.1 -1.9 0.0 167 1584 21 46 36 21 50 00 J1639+8631 15 10 36 56.2 2.2 -1.4 0.0 -38 1584 No stop 21 51 30 =1654+866 15 12 06 56.2 2.2 -1.4 0.0 52 1596 21 50 01 21 51 30 PSJ1721+8842 15 12 06 54.1 1.1 -1.9 0.0 -38 1596 No stop 21 54 55 --- 15 15 32 54.1 1.0 -1.8 0.0 167 1622 21 51 31 21 55 40 J1639+8631 15 16 17 56.2 2.1 -1.3 0.0 7 1622 21 55 40 21 57 05 =1654+866 15 17 42 56.2 2.1 -1.3 0.0 85 1633 21 55 41 21 57 05 PSJ1721+8842 15 17 42 54.1 1.0 -1.8 0.0 -38 1633 No stop 22 00 30 --- 15 21 07 54.1 1.0 -1.7 0.0 167 1660 21 57 06 22 00 30 J1639+8631 15 21 07 56.2 2.0 -1.2 0.0 -38 1660 No stop 22 02 00 =1654+866 15 22 38 56.2 1.9 -1.2 0.0 52 1671 22 00 31 22 02 00 PSJ1721+8842 15 22 38 54.1 1.0 -1.7 0.0 -38 1671 No stop 22 05 25 --- 15 26 03 54.1 0.9 -1.6 0.0 167 1698 22 02 01 22 06 10 J1639+8631 15 26 48 56.3 1.8 -1.1 0.0 7 1698 22 06 10 22 07 35 =1654+866 15 28 14 56.3 1.8 -1.1 0.0 85 1709 22 06 11 Schedule for WSTRBORK (Code Wb ) Page 8 Resolving a gravitationally lensed dual back-hole system at z = 2.37 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 ---------------------------------------------------------------------------------------- --- Fri 4 Jun 2021 Day 155 --- 22 07 35 PSJ1721+8842 15 28 14 54.1 0.9 -1.6 0.0 -38 1709 No stop 22 11 00 --- 15 31 39 54.1 0.9 -1.5 0.0 167 1735 22 07 36 22 11 00 J1639+8631 15 31 39 56.3 1.7 -1.0 0.0 -38 1735 No stop 22 12 30 =1654+866 15 33 09 56.3 1.7 -1.0 0.0 52 1747 22 11 01 22 12 30 PSJ1721+8842 15 33 09 54.1 0.9 -1.5 0.0 -38 1747 No stop 22 15 55 --- 15 36 35 54.1 0.8 -1.5 0.0 167 1773 22 12 31 22 16 40 J1639+8631 15 37 20 56.3 1.5 -0.9 0.0 7 1773 22 16 40 22 18 05 =1654+866 15 38 45 56.3 1.5 -0.9 0.0 85 1784 22 16 41 22 18 05 PSJ1721+8842 15 38 45 54.1 0.8 -1.4 0.0 -38 1784 No stop 22 21 30 --- 15 42 11 54.1 0.8 -1.4 0.0 167 1811 22 18 06 22 21 30 J1639+8631 15 42 11 56.3 1.4 -0.9 0.0 -38 1811 No stop 22 23 00 =1654+866 15 43 41 56.3 1.4 -0.8 0.0 52 1822 22 21 31 22 23 00 PSJ1721+8842 15 43 41 54.2 0.8 -1.3 0.0 -38 1822 No stop 22 26 25 --- 15 47 07 54.2 0.7 -1.3 0.0 167 1849 22 23 01 22 27 10 J1639+8631 15 47 52 56.3 1.3 -0.8 0.0 7 1849 22 27 10 22 28 35 =1654+866 15 49 17 56.4 1.2 -0.7 0.0 85 1860 22 27 11 22 28 35 PSJ1721+8842 15 49 17 54.2 0.7 -1.2 0.0 -38 1860 No stop 22 32 00 --- 15 52 43 54.2 0.7 -1.2 0.0 167 1886 22 28 36 22 32 00 J1639+8631 15 52 43 56.4 1.1 -0.7 0.0 -38 1886 No stop 22 33 30 =1654+866 15 54 13 56.4 1.1 -0.7 0.0 52 1898 22 32 01 22 33 30 PSJ1721+8842 15 54 13 54.2 0.7 -1.2 0.0 -38 1898 No stop 22 36 55 --- 15 57 38 54.2 0.6 -1.1 0.0 167 1924 22 33 31 22 37 40 J1639+8631 15 58 24 56.4 1.0 -0.6 0.0 7 1924 22 37 40 22 39 05 =1654+866 15 59 49 56.4 0.9 -0.6 0.0 85 1935 22 37 41 22 39 05 PSJ1721+8842 15 59 49 54.2 0.6 -1.1 0.0 -38 1935 No stop 22 42 30 --- 16 03 14 54.2 0.6 -1.0 0.0 167 1961 22 39 06 22 42 30 J1639+8631 16 03 14 56.4 0.8 -0.5 0.0 -38 1961 No stop 22 44 00 =1654+866 16 04 45 56.4 0.8 -0.5 0.0 52 1973 22 42 31 22 44 00 PSJ1721+8842 16 04 45 54.2 0.6 -1.0 0.0 -38 1973 No stop 22 47 25 --- 16 08 10 54.2 0.5 -0.9 0.0 167 1999 22 44 01 Schedule for WSTRBORK (Code Wb ) Page 9 Resolving a gravitationally lensed dual back-hole system at z = 2.37 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 ---------------------------------------------------------------------------------------- --- Fri 4 Jun 2021 Day 155 --- 22 48 10 J1639+8631 16 08 55 56.4 0.7 -0.4 0.0 7 1999 22 48 10 22 49 35 =1654+866 16 10 21 56.4 0.6 -0.4 0.0 85 2010 22 48 11 22 49 35 PSJ1721+8842 16 10 21 54.2 0.5 -0.9 0.0 -38 2010 No stop 22 53 00 --- 16 13 46 54.2 0.5 -0.8 0.0 167 2037 22 49 36 22 53 00 J1639+8631 16 13 46 56.4 0.6 -0.3 0.0 -38 2037 No stop 22 54 30 =1654+866 16 15 16 56.4 0.5 -0.3 0.0 52 2048 22 53 01 22 54 30 PSJ1721+8842 16 15 16 54.2 0.5 -0.8 0.0 -38 2048 No stop 22 57 55 --- 16 18 42 54.2 0.4 -0.7 0.0 167 2075 22 54 31 22 58 40 J1639+8631 16 19 27 56.4 0.4 -0.2 0.0 7 2075 22 58 40 23 00 05 =1654+866 16 20 52 56.4 0.4 -0.2 0.0 85 2086 22 58 41 23 00 05 PSJ1721+8842 16 20 52 54.2 0.4 -0.7 0.0 -38 2086 No stop 23 03 30 --- 16 24 18 54.2 0.4 -0.7 0.0 167 2112 23 00 06 23 03 30 J1639+8631 16 24 18 56.4 0.3 -0.2 0.0 -38 2112 No stop 23 05 00 =1654+866 16 25 48 56.4 0.2 -0.1 0.0 52 2124 23 03 31 23 05 00 PSJ1721+8842 16 25 48 54.2 0.4 -0.6 0.0 -38 2124 No stop 23 08 25 --- 16 29 14 54.2 0.3 -0.6 0.0 167 2150 23 05 01 23 09 10 J1639+8631 16 29 59 56.4 0.1 -0.1 0.0 7 2150 23 09 10 23 10 35 =1654+866 16 31 24 56.4 0.1 -0.0 0.0 85 2161 23 09 11 23 10 35 PSJ1721+8842 16 31 24 54.2 0.3 -0.5 0.0 -38 2161 No stop 23 14 00 --- 16 34 50 54.2 0.3 -0.5 0.0 167 2187 23 10 36 23 14 00 J1639+8631 16 34 50 56.4 360.0 0.0 0.0 -38 2187 No stop 23 15 30 =1654+866 16 36 20 56.4 359.9 0.0 0.0 52 2199 23 14 01 23 15 30 PSJ1721+8842 16 36 20 54.2 0.3 -0.5 0.0 -38 2199 No stop 23 18 55 --- 16 39 45 54.2 0.2 -0.4 0.0 167 2225 23 15 31 23 19 40 J1639+8631 16 40 30 56.4 359.8 0.1 0.0 7 2225 23 19 40 23 21 05 =1654+866 16 41 56 56.4 359.8 0.1 0.0 85 2236 23 19 41 23 21 05 PSJ1721+8842 16 41 56 54.2 0.2 -0.4 0.0 -38 2236 No stop 23 24 30 --- 16 45 21 54.2 0.2 -0.3 0.0 167 2263 23 21 06 23 24 30 J1639+8631 16 45 21 56.4 359.7 0.2 0.0 -38 2263 No stop 23 26 00 =1654+866 16 46 52 56.4 359.6 0.2 0.0 52 2274 23 24 31 Schedule for WSTRBORK (Code Wb ) Page 10 Resolving a gravitationally lensed dual back-hole system at z = 2.37 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 ---------------------------------------------------------------------------------------- --- Fri 4 Jun 2021 Day 155 --- 23 26 00 PSJ1721+8842 16 46 52 54.2 0.2 -0.3 0.0 -38 2274 No stop 23 29 25 --- 16 50 17 54.2 0.1 -0.2 0.0 167 2301 23 26 01 23 30 10 J1639+8631 16 51 02 56.4 359.5 0.3 0.0 7 2301 23 30 10 23 31 35 =1654+866 16 52 27 56.4 359.5 0.3 0.0 85 2312 23 30 11 23 31 35 PSJ1721+8842 16 52 27 54.2 0.1 -0.2 0.0 -38 2312 No stop 23 35 00 --- 16 55 53 54.2 0.1 -0.1 0.0 167 2338 23 31 36 23 35 00 J1639+8631 16 55 53 56.4 359.4 0.4 0.0 -38 2338 No stop 23 36 30 =1654+866 16 57 23 56.4 359.3 0.4 0.0 52 2350 23 35 01 23 36 30 PSJ1721+8842 16 57 23 54.2 0.1 -0.1 0.0 -38 2350 No stop 23 39 55 --- 17 00 49 54.2 0.0 -0.0 0.0 167 2376 23 36 31 23 40 40 J1639+8631 17 01 34 56.4 359.2 0.5 0.0 7 2376 23 40 40 23 42 05 =1654+866 17 02 59 56.4 359.2 0.5 0.0 85 2387 23 40 41 23 42 05 PSJ1721+8842 17 02 59 54.2 0.0 -0.0 0.0 -38 2387 No stop 23 45 30 --- 17 06 25 54.2 360.0 0.0 0.0 167 2413 23 42 06 23 45 30 J1639+8631 17 06 25 56.4 359.1 0.5 0.0 -38 2413 No stop 23 47 00 =1654+866 17 07 55 56.4 359.1 0.6 0.0 52 2425 23 45 31 23 47 00 PSJ1721+8842 17 07 55 54.2 360.0 0.1 0.0 -38 2425 No stop 23 50 25 --- 17 11 21 54.2 359.9 0.1 0.0 167 2451 23 47 01 23 51 10 J1639+8631 17 12 06 56.4 358.9 0.6 0.0 7 2451 23 51 10 23 52 35 =1654+866 17 13 31 56.4 358.9 0.7 0.0 85 2462 23 51 11 23 52 35 PSJ1721+8842 17 13 31 54.2 359.9 0.2 0.0 -38 2462 No stop 23 56 00 --- 17 16 56 54.2 359.9 0.2 0.0 167 2489 23 52 36 23 56 00 J1639+8631 17 16 56 56.4 358.8 0.7 0.0 -38 2489 No stop 23 57 30 =1654+866 17 18 27 56.4 358.8 0.7 0.0 52 2500 23 56 01 --- Sat 5 Jun 2021 Day 156 --- 00 02 30 3C454.3 17 23 28 17.2 85.6 -5.5 0.0 -26 2500 00 02 30 00 07 30 --- 17 28 28 17.9 86.5 -5.4 0.0 274 2539 00 02 31 00 12 30 J1639+8631 17 33 29 56.3 358.4 1.0 0.0 -35 2539 00 12 30 00 17 30 =1654+866 17 38 30 56.3 358.2 1.1 0.0 265 2578 00 12 31 Schedule for WSTRBORK (Code Wb ) Page 11 Resolving a gravitationally lensed dual back-hole system at z = 2.37 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 5 Jun 2021 Day 156 --- 00 17 30 PSJ1721+8842 17 38 30 54.2 359.7 0.6 0.0 -38 2578 No stop 00 20 55 --- 17 41 56 54.2 359.6 0.6 0.0 167 2604 00 17 31 00 21 40 J1639+8631 17 42 41 56.3 358.1 1.1 0.0 7 2604 00 21 40 00 23 05 =1654+866 17 44 06 56.2 358.1 1.2 0.0 85 2615 00 21 41 00 23 05 PSJ1721+8842 17 44 06 54.2 359.6 0.7 0.0 -38 2615 No stop 00 26 30 --- 17 47 31 54.2 359.6 0.7 0.0 167 2641 00 23 06 00 26 30 J1639+8631 17 47 31 56.2 358.0 1.2 0.0 -38 2641 No stop 00 28 00 =1654+866 17 49 02 56.2 358.0 1.3 0.0 52 2653 00 26 31 00 28 00 PSJ1721+8842 17 49 02 54.2 359.6 0.8 0.0 -38 2653 No stop 00 31 25 --- 17 52 27 54.2 359.5 0.8 0.0 167 2679 00 28 01 00 32 10 J1639+8631 17 53 12 56.2 357.9 1.3 0.0 7 2679 00 32 10 00 33 35 =1654+866 17 54 38 56.2 357.8 1.3 0.0 85 2690 00 32 11 00 33 35 PSJ1721+8842 17 54 38 54.2 359.5 0.8 0.0 -38 2690 No stop 00 37 00 --- 17 58 03 54.2 359.5 0.9 0.0 167 2717 00 33 36 00 37 00 J1639+8631 17 58 03 56.2 357.7 1.4 0.0 -38 2717 No stop 00 38 30 =1654+866 17 59 33 56.2 357.7 1.4 0.0 52 2728 00 37 01 00 38 30 PSJ1721+8842 17 59 33 54.2 359.5 0.9 0.0 -38 2728 No stop 00 41 55 --- 18 02 59 54.2 359.4 1.0 0.0 167 2755 00 38 31 00 42 40 J1639+8631 18 03 44 56.1 357.6 1.5 0.0 7 2755 00 42 40 00 44 05 =1654+866 18 05 09 56.1 357.6 1.5 0.0 85 2766 00 42 41 00 44 05 PSJ1721+8842 18 05 09 54.2 359.4 1.0 0.0 -38 2766 No stop 00 47 30 --- 18 08 35 54.2 359.4 1.1 0.0 167 2792 00 44 06 00 47 30 J1639+8631 18 08 35 56.1 357.5 1.6 0.0 -38 2792 No stop 00 49 00 =1654+866 18 10 05 56.1 357.4 1.6 0.0 52 2804 00 47 31 00 49 00 PSJ1721+8842 18 10 05 54.2 359.4 1.1 0.0 -38 2804 No stop 00 52 25 --- 18 13 31 54.2 359.3 1.2 0.0 167 2830 00 49 01 00 53 10 J1639+8631 18 14 16 56.1 357.3 1.7 0.0 7 2830 00 53 10 00 54 35 =1654+866 18 15 41 56.1 357.3 1.7 0.0 85 2841 00 53 11 00 54 35 PSJ1721+8842 18 15 41 54.2 359.3 1.2 0.0 -38 2841 No stop 00 58 00 --- 18 19 07 54.2 359.3 1.3 0.0 167 2868 00 54 36 Schedule for WSTRBORK (Code Wb ) Page 12 Resolving a gravitationally lensed dual back-hole system at z = 2.37 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 5 Jun 2021 Day 156 --- 00 58 00 J1639+8631 18 19 07 56.0 357.2 1.8 0.0 -38 2868 No stop 00 59 30 =1654+866 18 20 37 56.0 357.2 1.8 0.0 52 2879 00 58 01 00 59 30 PSJ1721+8842 18 20 37 54.2 359.3 1.3 0.0 -38 2879 No stop 01 02 55 --- 18 24 02 54.2 359.2 1.3 0.0 167 2906 00 59 31 01 03 40 J1639+8631 18 24 48 56.0 357.1 1.9 0.0 7 2906 01 03 40 01 05 05 =1654+866 18 26 13 56.0 357.0 1.9 0.0 85 2916 01 03 41 01 05 05 PSJ1721+8842 18 26 13 54.1 359.2 1.4 0.0 -38 2916 No stop 01 08 30 --- 18 29 38 54.1 359.2 1.4 0.0 167 2943 01 05 06 01 08 30 J1639+8631 18 29 38 55.9 357.0 1.9 0.0 -38 2943 No stop 01 10 00 =1654+866 18 31 09 55.9 356.9 2.0 0.0 52 2954 01 08 31 01 10 00 PSJ1721+8842 18 31 09 54.1 359.2 1.5 0.0 -38 2954 No stop 01 13 25 --- 18 34 34 54.1 359.1 1.5 0.0 167 2981 01 10 01 01 14 10 J1639+8631 18 35 19 55.9 356.8 2.0 0.0 7 2981 01 14 10 01 15 35 =1654+866 18 36 45 55.9 356.8 2.1 0.0 85 2992 01 14 11 01 15 35 PSJ1721+8842 18 36 45 54.1 359.1 1.6 0.0 -38 2992 No stop 01 19 00 --- 18 40 10 54.1 359.1 1.6 0.0 167 3018 01 15 36 01 19 00 J1639+8631 18 40 10 55.9 356.7 2.1 0.0 -38 3018 No stop 01 20 30 =1654+866 18 41 40 55.8 356.7 2.1 0.0 52 3030 01 19 01 01 20 30 PSJ1721+8842 18 41 40 54.1 359.1 1.6 0.0 -38 3030 No stop 01 23 55 --- 18 45 06 54.1 359.0 1.7 0.0 167 3056 01 20 31 01 24 40 J1639+8631 18 45 51 55.8 356.6 2.2 0.0 7 3056 01 24 40 01 26 05 =1654+866 18 47 16 55.8 356.6 2.2 0.0 85 3067 01 24 41 01 26 05 PSJ1721+8842 18 47 16 54.1 359.0 1.7 0.0 -38 3067 No stop 01 29 30 --- 18 50 42 54.1 359.0 1.8 0.0 167 3094 01 26 06 01 29 30 J1639+8631 18 50 42 55.8 356.5 2.3 0.0 -38 3094 No stop 01 31 00 =1654+866 18 52 12 55.8 356.5 2.3 0.0 52 3105 01 29 31 01 31 00 PSJ1721+8842 18 52 12 54.1 359.0 1.8 0.0 -38 3105 No stop 01 34 25 --- 18 55 38 54.1 358.9 1.9 0.0 167 3132 01 31 01 01 35 10 J1639+8631 18 56 23 55.7 356.4 2.4 0.0 7 3132 01 35 10 01 36 35 =1654+866 18 57 48 55.7 356.3 2.4 0.0 85 3143 01 35 11 Schedule for WSTRBORK (Code Wb ) Page 13 Resolving a gravitationally lensed dual back-hole system at z = 2.37 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 5 Jun 2021 Day 156 --- 01 36 35 PSJ1721+8842 18 57 48 54.1 358.9 1.9 0.0 -38 3143 No stop 01 40 00 --- 19 01 14 54.1 358.9 2.0 0.0 167 3169 01 36 36 01 40 00 J1639+8631 19 01 14 55.7 356.3 2.5 0.0 -38 3169 No stop 01 41 30 =1654+866 19 02 44 55.7 356.2 2.5 0.0 52 3181 01 40 01 01 41 30 PSJ1721+8842 19 02 44 54.1 358.9 2.0 0.0 -38 3181 No stop 01 44 55 --- 19 06 09 54.0 358.9 2.0 0.0 167 3207 01 41 31 01 45 40 J1639+8631 19 06 54 55.6 356.1 2.6 0.0 7 3207 01 45 40 01 47 05 =1654+866 19 08 20 55.6 356.1 2.6 0.0 85 3218 01 45 41 01 47 05 PSJ1721+8842 19 08 20 54.0 358.8 2.1 0.0 -38 3218 No stop 01 50 30 --- 19 11 45 54.0 358.8 2.1 0.0 167 3244 01 47 06 01 50 30 J1639+8631 19 11 45 55.6 356.0 2.6 0.0 -38 3244 No stop 01 52 00 =1654+866 19 13 16 55.5 356.0 2.7 0.0 52 3256 01 50 31 01 52 00 PSJ1721+8842 19 13 16 54.0 358.8 2.2 0.0 -38 3256 No stop 01 55 25 --- 19 16 41 54.0 358.8 2.2 0.0 167 3282 01 52 01 01 56 10 J1639+8631 19 17 26 55.5 355.9 2.7 0.0 7 3282 01 56 10 01 57 35 =1654+866 19 18 51 55.5 355.9 2.8 0.0 85 3293 01 56 11 01 57 35 PSJ1721+8842 19 18 51 54.0 358.8 2.3 0.0 -38 3293 No stop 02 01 00 --- 19 22 17 54.0 358.7 2.3 0.0 167 3320 01 57 36 02 01 00 J1639+8631 19 22 17 55.4 355.8 2.8 0.0 -38 3320 No stop 02 02 30 =1654+866 19 23 47 55.4 355.8 2.8 0.0 52 3331 02 01 01 02 02 30 PSJ1721+8842 19 23 47 54.0 358.7 2.3 0.0 -38 3331 No stop 02 05 55 --- 19 27 13 54.0 358.7 2.4 0.0 167 3358 02 02 31 02 06 40 J1639+8631 19 27 58 55.4 355.7 2.9 0.0 7 3358 02 06 40 02 08 05 =1654+866 19 29 23 55.4 355.7 2.9 0.0 85 3369 02 06 41 02 08 05 PSJ1721+8842 19 29 23 54.0 358.7 2.4 0.0 -38 3369 No stop 02 11 30 --- 19 32 49 54.0 358.6 2.5 0.0 167 3395 02 08 06 02 11 30 J1639+8631 19 32 49 55.3 355.7 3.0 0.0 -38 3395 No stop 02 13 00 =1654+866 19 34 19 55.3 355.6 3.0 0.0 52 3407 02 11 31 02 13 00 PSJ1721+8842 19 34 19 54.0 358.6 2.5 0.0 -38 3407 No stop 02 16 25 --- 19 37 45 53.9 358.6 2.6 0.0 167 3433 02 13 01 Schedule for WSTRBORK (Code Wb ) Page 14 Resolving a gravitationally lensed dual back-hole system at z = 2.37 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 5 Jun 2021 Day 156 --- 02 17 10 J1639+8631 19 38 30 55.3 355.6 3.1 0.0 7 3433 02 17 10 02 18 35 =1654+866 19 39 55 55.2 355.5 3.1 0.0 85 3444 02 17 11 02 18 35 PSJ1721+8842 19 39 55 53.9 358.6 2.6 0.0 -38 3444 No stop 02 22 00 --- 19 43 20 53.9 358.6 2.7 0.0 167 3470 02 18 36 02 22 00 J1639+8631 19 43 20 55.2 355.5 3.2 0.0 -38 3470 No stop 02 23 30 =1654+866 19 44 51 55.2 355.4 3.2 0.0 52 3482 02 22 01 02 23 30 PSJ1721+8842 19 44 51 53.9 358.6 2.7 0.0 -38 3482 No stop 02 26 55 --- 19 48 16 53.9 358.5 2.7 0.0 167 3508 02 23 31 02 27 40 J1639+8631 19 49 01 55.1 355.4 3.3 0.0 7 3508 02 27 40 02 29 05 =1654+866 19 50 27 55.1 355.4 3.3 0.0 85 3519 02 27 41 02 29 05 PSJ1721+8842 19 50 27 53.9 358.5 2.8 0.0 -38 3519 No stop 02 32 30 --- 19 53 52 53.9 358.5 2.8 0.0 167 3546 02 29 06 02 32 30 J1639+8631 19 53 52 55.1 355.3 3.3 0.0 -38 3546 No stop 02 34 00 =1654+866 19 55 22 55.1 355.3 3.4 0.0 52 3557 02 32 31 02 34 00 PSJ1721+8842 19 55 22 53.9 358.5 2.9 0.0 -38 3557 No stop 02 37 25 --- 19 58 48 53.9 358.5 2.9 0.0 167 3584 02 34 01 02 38 10 J1639+8631 19 59 33 55.0 355.2 3.4 0.0 7 3584 02 38 10 02 39 35 =1654+866 20 00 58 55.0 355.2 3.5 0.0 85 3595 02 38 11 02 39 35 PSJ1721+8842 20 00 58 53.8 358.4 3.0 0.0 -38 3595 No stop 02 43 00 --- 20 04 24 53.8 358.4 3.0 0.0 167 3621 02 39 36 02 43 00 J1639+8631 20 04 24 54.9 355.1 3.5 0.0 -38 3621 No stop 02 44 30 =1654+866 20 05 54 54.9 355.1 3.5 0.0 52 3633 02 43 01 02 44 30 PSJ1721+8842 20 05 54 53.8 358.4 3.0 0.0 -38 3633 No stop 02 47 55 --- 20 09 20 53.8 358.4 3.1 0.0 167 3659 02 44 31 02 48 40 J1639+8631 20 10 05 54.9 355.1 3.6 0.0 7 3659 02 48 40 02 50 05 =1654+866 20 11 30 54.9 355.0 3.6 0.0 85 3670 02 48 41 02 50 05 PSJ1721+8842 20 11 30 53.8 358.4 3.1 0.0 -38 3670 No stop 02 53 30 --- 20 14 56 53.8 358.3 3.2 0.0 167 3696 02 50 06 02 53 30 J1639+8631 20 14 56 54.8 355.0 3.7 0.0 -38 3696 No stop 02 55 00 =1654+866 20 16 26 54.8 355.0 3.7 0.0 52 3708 02 53 31 Schedule for WSTRBORK (Code Wb ) Page 15 Resolving a gravitationally lensed dual back-hole system at z = 2.37 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 5 Jun 2021 Day 156 --- 02 55 00 PSJ1721+8842 20 16 26 53.8 358.3 3.2 0.0 -38 3708 No stop 02 58 25 --- 20 19 51 53.8 358.3 3.3 0.0 167 3734 02 55 01 02 59 10 J1639+8631 20 20 37 54.7 354.9 3.8 0.0 7 3734 02 59 10 03 00 35 =1654+866 20 22 02 54.7 354.9 3.8 0.0 85 3745 02 59 11 03 00 35 PSJ1721+8842 20 22 02 53.8 358.3 3.3 0.0 -38 3745 No stop 03 04 00 --- 20 25 27 53.7 358.3 3.4 0.0 167 3772 03 00 36 03 04 00 J1639+8631 20 25 27 54.7 354.9 3.9 0.0 -38 3772 No stop 03 05 30 =1654+866 20 26 58 54.7 354.8 3.9 0.0 52 3783 03 04 01 03 05 30 PSJ1721+8842 20 26 58 53.7 358.3 3.4 0.0 -38 3783 No stop 03 08 55 --- 20 30 23 53.7 358.3 3.4 0.0 167 3810 03 05 31 03 09 40 J1639+8631 20 31 08 54.6 354.8 4.0 0.0 7 3810 03 09 40 03 11 05 =1654+866 20 32 34 54.6 354.8 4.0 0.0 85 3821 03 09 41 03 11 05 PSJ1721+8842 20 32 34 53.7 358.2 3.5 0.0 -38 3821 No stop 03 14 30 --- 20 35 59 53.7 358.2 3.5 0.0 167 3847 03 11 06 03 14 30 J1639+8631 20 35 59 54.5 354.7 4.0 0.0 -38 3847 No stop 03 16 00 =1654+866 20 37 29 54.5 354.7 4.1 0.0 52 3859 03 14 31 03 16 00 PSJ1721+8842 20 37 29 53.7 358.2 3.6 0.0 -38 3859 No stop 03 19 25 --- 20 40 55 53.7 358.2 3.6 0.0 167 3885 03 16 01 03 20 10 J1639+8631 20 41 40 54.4 354.7 4.1 0.0 7 3885 03 20 10 03 21 35 =1654+866 20 43 05 54.4 354.6 4.2 0.0 85 3896 03 20 11 03 21 35 PSJ1721+8842 20 43 05 53.7 358.2 3.7 0.0 -38 3896 No stop 03 25 00 --- 20 46 31 53.6 358.2 3.7 0.0 167 3923 03 21 36 03 25 00 J1639+8631 20 46 31 54.4 354.6 4.2 0.0 -38 3923 No stop 03 26 30 =1654+866 20 48 01 54.4 354.6 4.2 0.0 52 3934 03 25 01 03 26 30 PSJ1721+8842 20 48 01 53.6 358.2 3.7 0.0 -38 3934 No stop 03 29 55 --- 20 51 27 53.6 358.1 3.8 0.0 167 3961 03 26 31 03 30 40 J1639+8631 20 52 12 54.3 354.6 4.3 0.0 7 3961 03 30 40 03 32 05 =1654+866 20 53 37 54.3 354.5 4.3 0.0 85 3972 03 30 41 03 32 05 PSJ1721+8842 20 53 37 53.6 358.1 3.8 0.0 -38 3972 No stop 03 35 30 --- 20 57 03 53.6 358.1 3.9 0.0 167 3998 03 32 06 Schedule for WSTRBORK (Code Wb ) Page 16 Resolving a gravitationally lensed dual back-hole system at z = 2.37 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 5 Jun 2021 Day 156 --- 03 35 30 J1639+8631 20 57 03 54.2 354.5 4.4 0.0 -38 3998 No stop 03 37 00 =1654+866 20 58 33 54.2 354.5 4.4 0.0 52 4010 03 35 31 03 37 00 PSJ1721+8842 20 58 33 53.6 358.1 3.9 0.0 -38 4010 No stop 03 40 25 --- 21 01 58 53.6 358.1 4.0 0.0 167 4036 03 37 01 03 41 10 J1639+8631 21 02 43 54.1 354.5 4.5 0.0 7 4036 03 41 10 03 42 35 =1654+866 21 04 09 54.1 354.5 4.5 0.0 85 4047 03 41 11 03 42 35 PSJ1721+8842 21 04 09 53.6 358.1 4.0 0.0 -38 4047 No stop 03 46 00 --- 21 07 34 53.5 358.1 4.1 0.0 167 4073 03 42 36 03 46 00 J1639+8631 21 07 34 54.1 354.4 4.6 0.0 -38 4073 No stop 03 47 30 =1654+866 21 09 04 54.1 354.4 4.6 0.0 52 4085 03 46 01 03 47 30 PSJ1721+8842 21 09 04 53.5 358.1 4.1 0.0 -38 4085 No stop 03 50 55 --- 21 12 30 53.5 358.0 4.1 0.0 167 4111 03 47 31 03 51 40 J1639+8631 21 13 15 54.0 354.4 4.7 0.0 7 4111 03 51 40 03 53 05 =1654+866 21 14 40 54.0 354.4 4.7 0.0 85 4122 03 51 41 03 53 05 PSJ1721+8842 21 14 40 53.5 358.0 4.2 0.0 -38 4122 No stop 03 56 30 --- 21 18 06 53.5 358.0 4.2 0.0 167 4149 03 53 06 03 56 30 J1639+8631 21 18 06 53.9 354.4 4.7 0.0 -38 4149 No stop 03 58 00 =1654+866 21 19 36 53.9 354.3 4.8 0.0 52 4160 03 56 31 03 58 00 PSJ1721+8842 21 19 36 53.5 358.0 4.3 0.0 -38 4160 No stop 04 01 25 --- 21 23 02 53.5 358.0 4.3 0.0 167 4187 03 58 01 04 02 10 J1639+8631 21 23 47 53.8 354.3 4.8 0.0 7 4187 04 02 10 04 03 35 =1654+866 21 25 12 53.8 354.3 4.9 0.0 85 4198 04 02 11 04 03 35 PSJ1721+8842 21 25 12 53.4 358.0 4.4 0.0 -38 4198 No stop 04 07 00 --- 21 28 38 53.4 358.0 4.4 0.0 167 4224 04 03 36 04 07 00 J1639+8631 21 28 38 53.8 354.3 4.9 0.0 -38 4224 No stop 04 08 30 =1654+866 21 30 08 53.7 354.3 4.9 0.0 52 4236 04 07 01 04 13 30 3C84 21 35 09 33.8 64.0 -5.8 0.0 -245 4236 04 13 30 04 18 30 --- 21 40 10 34.5 64.8 -5.7 0.0 55 4274 04 13 31 04 23 30 J1639+8631 21 45 10 53.5 354.2 5.2 0.0 -260 4274 04 23 30 04 28 30 =1654+866 21 50 11 53.4 354.2 5.3 0.0 40 4313 04 23 31 Schedule for WSTRBORK (Code Wb ) Page 17 Resolving a gravitationally lensed dual back-hole system at z = 2.37 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 5 Jun 2021 Day 156 --- 04 28 30 PSJ1721+8842 21 50 11 53.3 357.9 4.8 0.0 -38 4313 No stop 04 31 55 --- 21 53 37 53.3 357.9 4.8 0.0 167 4339 04 28 31 04 32 40 J1639+8631 21 54 22 53.4 354.2 5.3 0.0 7 4339 04 32 40 04 34 05 =1654+866 21 55 47 53.4 354.2 5.4 0.0 85 4350 04 32 41 04 34 05 PSJ1721+8842 21 55 47 53.3 357.9 4.9 0.0 -38 4350 No stop 04 37 30 --- 21 59 13 53.3 357.9 4.9 0.0 167 4377 04 34 06 04 37 30 J1639+8631 21 59 13 53.3 354.2 5.4 0.0 -38 4377 No stop 04 39 00 =1654+866 22 00 43 53.3 354.2 5.5 0.0 52 4388 04 37 31 04 39 00 PSJ1721+8842 22 00 43 53.3 357.9 5.0 0.0 -38 4388 No stop 04 42 25 --- 22 04 09 53.2 357.9 5.0 0.0 167 4415 04 39 01 04 43 10 J1639+8631 22 04 54 53.2 354.2 5.5 0.0 7 4415 04 43 10 04 44 35 =1654+866 22 06 19 53.2 354.2 5.5 0.0 85 4426 04 43 11 04 44 35 PSJ1721+8842 22 06 19 53.2 357.9 5.0 0.0 -38 4426 No stop 04 48 00 --- 22 09 44 53.2 357.9 5.1 0.0 167 4452 04 44 36 04 48 00 J1639+8631 22 09 44 53.1 354.2 5.6 0.0 -38 4452 No stop 04 49 30 =1654+866 22 11 15 53.1 354.2 5.6 0.0 52 4464 04 48 01 04 49 30 PSJ1721+8842 22 11 15 53.2 357.9 5.1 0.0 -38 4464 No stop 04 52 55 --- 22 14 40 53.2 357.8 5.2 0.0 167 4490 04 49 31 04 53 40 J1639+8631 22 15 25 53.1 354.2 5.7 0.0 7 4490 04 53 40 04 55 05 =1654+866 22 16 51 53.0 354.2 5.7 0.0 85 4501 04 53 41 04 55 05 PSJ1721+8842 22 16 51 53.2 357.8 5.2 0.0 -38 4501 No stop 04 58 30 --- 22 20 16 53.1 357.8 5.3 0.0 167 4527 04 55 06 04 58 30 J1639+8631 22 20 16 53.0 354.2 5.8 0.0 -38 4527 No stop 05 00 00 =1654+866 22 21 46 53.0 354.2 5.8 0.0 52 4539 04 58 31 05 00 00 PSJ1721+8842 22 21 46 53.1 357.8 5.3 0.0 -38 4539 No stop 05 03 25 --- 22 25 12 53.1 357.8 5.4 0.0 167 4565 05 00 01 05 04 10 J1639+8631 22 25 57 52.9 354.2 5.9 0.0 7 4565 05 04 10 05 05 35 =1654+866 22 27 22 52.9 354.2 5.9 0.0 85 4576 05 04 11 05 05 35 PSJ1721+8842 22 27 22 53.1 357.8 5.4 0.0 -38 4576 No stop 05 09 00 --- 22 30 48 53.1 357.8 5.5 0.0 167 4603 05 05 36 Schedule for WSTRBORK (Code Wb ) Page 18 Resolving a gravitationally lensed dual back-hole system at z = 2.37 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 5 Jun 2021 Day 156 --- 05 09 00 J1639+8631 22 30 48 52.8 354.2 6.0 0.0 -38 4603 No stop 05 10 30 =1654+866 22 32 18 52.8 354.2 6.0 0.0 52 4614 05 09 01 05 10 30 PSJ1721+8842 22 32 18 53.1 357.8 5.5 0.0 -38 4614 No stop 05 13 55 --- 22 35 44 53.1 357.8 5.5 0.0 167 4641 05 10 31 05 16 05 PSJ1721+8842 22 37 54 53.0 357.8 5.6 0.0 119 4641 05 16 05 05 19 30 --- 22 41 20 53.0 357.8 5.6 0.0 205 4667 05 16 06 05 21 00 PSJ1721+8842 22 42 50 53.0 357.8 5.7 0.0 79 4667 05 21 00 05 24 25 --- 22 46 15 53.0 357.8 5.7 0.0 205 4694 05 21 01 05 26 35 PSJ1721+8842 22 48 26 53.0 357.8 5.7 0.0 119 4694 05 26 35 05 30 00 --- 22 51 51 53.0 357.8 5.8 0.0 205 4720 05 26 36 05 31 30 PSJ1721+8842 22 53 22 53.0 357.8 5.8 0.0 79 4720 05 31 30 05 34 55 --- 22 56 47 52.9 357.8 5.9 0.0 205 4746 05 31 31 05 37 05 PSJ1721+8842 22 58 57 52.9 357.8 5.9 0.0 119 4746 05 37 05 05 40 30 --- 23 02 23 52.9 357.8 6.0 0.0 205 4773 05 37 06 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess221.L1024 --- 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: 5 Station: WSTRBORK Total bit rate: 1024 Format: VDIF Bits per sample: 2 Sample rate: 64.000 Number of channels: 8 DBE type: DBBC_DDC Speedup factor: 1.00 Disk used to record data. 1st LO= 1247.00 1247.00 1247.00 1247.00 1247.00 1247.00 1247.00 1247.00 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 = A1 B1 A1 B1 A1 B1 A1 B1 The following frequency sets based on these setups were used. Frequency Set: 2 Setup file default. Used with PCAL = off LO sum= 1626.49 1626.49 1626.49 1626.49 1690.49 1690.49 1690.49 1690.49 BBC fr= 379.49 379.49 379.49 379.49 443.49 443.49 443.49 443.49 Bandwd= 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 Matching frequency sets: 2 Track assignments are: track1= 1, 2, 3, 4, 5, 6, 7, 8 barrel=roll_off POSITIONS OF SOURCES USED IN RECORDING SCANS Source Source position (RA/Dec) Error (B1950) (J2000) (Date) (mas) * PSJ1721+8842 18 08 47.084813 * 17 21 43.936000 17 03 39.358204 0.00 88 43 26.13207 * 88 42 21.42800 88 40 50.86305 0.00 From catalog imbedded in main SCHED input file. * 3C84 03 16 29.567265 * 03 19 48.160096 03 21 10.455581 1.50 J0319+4130 41 19 51.91692 * 41 30 42.10404 41 35 07.95163 2.86 0316+413 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc J0319+41 GSFC 2016a X/S astro solution, 10291 observations. 1654+866 16 54 31.289232 * 16 39 25.014806 16 33 40.945152 10.77 * J1639+8631 86 37 07.15444 * 86 31 53.13177 86 29 21.91471 0.62 J1639+86 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc GSFC 2016a X/S astro solution, 43 observations. * 3C345 16 41 17.606229 * 16 42 58.809967 16 43 43.280984 0.79 J1642+3948 39 54 10.81492 * 39 48 36.99399 39 46 14.84933 0.59 1641+399 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc J1642+39 GSFC 2016a X/S astro solution, 53724 observations. * 3C454.3 22 51 29.519739 * 22 53 57.747939 22 55 00.276064 0.65 J2253+1608 15 52 54.34808 * 16 08 53.56091 16 15 30.58628 0.73 2251+158 /home/guest/rmc/SCHED/sched11.6/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 PSJ1721+884sess221.L1024 1 2 3 4 5 6 7 8 9 12 13 14 7.151 951.186 3C84 sess221.L1024 1 2 3 4 5 6 7 8 9 12 13 14 0.083 11.593 J1639+8631 sess221.L1024 1 2 3 4 5 6 7 8 9 12 13 14 3.313 413.872 3C345 sess221.L1024 1 2 3 4 5 6 7 8 9 12 13 14 0.083 12.750 3C454.3 sess221.L1024 1 2 3 4 5 6 7 8 9 12 13 14 0.083 11.639 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) PSJ1721+8842 68.8 3C84 27.1 J1639+8631 71.0 3C345 117.6 3C454.3 83.4 Barry Clark estimates from predictions by Ketan Desai of IPM scattering sizes that the Sun will cause amplitude reductions on the longest VLBA baselines at a solar distance of 60deg F^(-0.6) where F is in GHz. For common VLBI bands, this is: 327 MHz 117. deg 610 MHz 81. deg 1.6 GHz 45. deg 2.3 GHz 36. deg 5.0 GHz 23. deg 8.4 GHz 17. deg 15.0 GHz 12. deg 22.0 GHz 9. deg 43.0 GHz 6. deg