COVER INFORMATION Station: JODRELL1 (Code Jb ) Experiment: Resolving a gravitationally lensed dual back-hole system at z = 2.37 Exp. Code: em153a 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 JODRELL1 (Code Jb ) 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 28 May 2021 Day 148 --- Next scan frequencies: 1626.49 1626.49 1626.49 1626.49 1690.49 1690.49 1690.49 1690.49 Next BBC frequencies: 645.51 645.51 645.51 645.51 581.51 581.51 581.51 581.51 Next scan bandwidths: 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 19 30 00 J1639+8631 11 47 00 54.2 5.7 -4.8 -103.7 0 0 19 30 00 19 31 30 =1654+866 11 48 31 54.2 5.7 -4.8 -104.1 90 12 19 30 01 19 31 30 PSJ1721+8842 11 48 31 53.5 2.2 -5.3 -99.5 -30 12 No stop 19 34 55 --- 11 51 56 53.5 2.2 -5.2 -100.3 175 38 19 31 31 19 35 40 J1639+8631 11 52 41 54.3 5.7 -4.7 -105.2 15 38 19 35 40 19 37 05 =1654+866 11 54 06 54.3 5.7 -4.7 -105.5 85 49 19 35 41 19 37 05 PSJ1721+8842 11 54 06 53.5 2.2 -5.2 -100.9 -30 49 No stop 19 40 30 --- 11 57 32 53.5 2.2 -5.1 -101.7 175 75 19 37 06 19 42 00 PSJ1721+8842 11 59 02 53.5 2.2 -5.1 -102.1 84 75 19 42 00 19 45 25 --- 12 02 28 53.6 2.1 -5.0 -103.0 205 102 19 42 01 19 46 10 J1639+8631 12 03 13 54.4 5.6 -4.5 -107.9 16 102 19 46 10 19 47 35 =1654+866 12 04 38 54.5 5.6 -4.5 -108.2 85 113 19 46 11 19 47 35 PSJ1721+8842 12 04 38 53.6 2.1 -5.0 -103.5 -29 113 No stop 19 51 00 --- 12 08 04 53.6 2.1 -4.9 -104.4 176 139 19 47 36 19 52 30 PSJ1721+8842 12 09 34 53.6 2.1 -4.9 -104.8 84 139 19 52 30 19 55 55 --- 12 13 00 53.6 2.1 -4.8 -105.6 205 166 19 52 31 19 56 40 J1639+8631 12 13 45 54.6 5.5 -4.3 -110.6 16 166 19 56 40 19 58 05 =1654+866 12 15 10 54.6 5.5 -4.3 -110.9 85 176 19 56 41 19 58 05 PSJ1721+8842 12 15 10 53.6 2.1 -4.8 -106.2 -29 176 No stop 20 01 30 --- 12 18 35 53.6 2.1 -4.8 -107.0 176 203 19 58 06 20 03 00 PSJ1721+8842 12 20 06 53.7 2.1 -4.7 -107.4 84 203 20 03 00 20 06 25 --- 12 23 31 53.7 2.1 -4.7 -108.3 205 229 20 03 01 20 07 10 J1639+8631 12 24 16 54.7 5.4 -4.2 -113.3 16 229 20 07 10 20 08 35 =1654+866 12 25 42 54.8 5.4 -4.1 -113.6 85 240 20 07 11 20 08 35 PSJ1721+8842 12 25 42 53.7 2.1 -4.6 -108.8 -29 240 No stop 20 12 00 --- 12 29 07 53.7 2.1 -4.6 -109.7 176 267 20 08 36 20 13 30 PSJ1721+8842 12 30 37 53.7 2.1 -4.6 -110.1 84 267 20 13 30 20 16 55 --- 12 34 03 53.7 2.1 -4.5 -110.9 205 293 20 13 31 Schedule for JODRELL1 (Code Jb ) 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 28 May 2021 Day 148 --- 20 17 40 J1639+8631 12 34 48 54.9 5.3 -4.0 -116.0 16 293 20 17 40 20 19 05 =1654+866 12 36 13 54.9 5.3 -4.0 -116.4 85 304 20 17 41 20 19 05 PSJ1721+8842 12 36 13 53.7 2.1 -4.5 -111.5 -28 304 No stop 20 22 30 --- 12 39 39 53.8 2.0 -4.4 -112.4 177 330 20 19 06 20 24 00 PSJ1721+8842 12 41 09 53.8 2.0 -4.4 -112.7 84 330 20 24 00 20 27 25 --- 12 44 35 53.8 2.0 -4.3 -113.6 205 357 20 24 01 20 28 10 J1639+8631 12 45 20 55.0 5.1 -3.8 -118.7 17 357 20 28 10 20 29 35 =1654+866 12 46 45 55.1 5.1 -3.8 -119.1 85 368 20 28 11 20 29 35 PSJ1721+8842 12 46 45 53.8 2.0 -4.3 -114.2 -28 368 No stop 20 33 00 --- 12 50 11 53.8 2.0 -4.2 -115.0 177 394 20 29 36 20 34 30 PSJ1721+8842 12 51 41 53.8 2.0 -4.2 -115.4 84 394 20 34 30 20 37 55 --- 12 55 06 53.8 2.0 -4.1 -116.3 205 421 20 34 31 20 38 40 J1639+8631 12 55 52 55.2 5.0 -3.6 -121.5 17 421 20 38 40 20 40 05 =1654+866 12 57 17 55.2 5.0 -3.6 -121.9 85 432 20 38 41 20 40 05 PSJ1721+8842 12 57 17 53.8 2.0 -4.1 -116.8 -28 432 No stop 20 43 30 --- 13 00 42 53.9 2.0 -4.0 -117.7 177 458 20 40 06 20 45 00 PSJ1721+8842 13 02 13 53.9 1.9 -4.0 -118.1 84 458 20 45 00 20 48 25 --- 13 05 38 53.9 1.9 -4.0 -118.9 205 484 20 45 01 20 49 10 J1639+8631 13 06 23 55.3 4.9 -3.5 -124.2 18 484 20 49 10 20 50 35 =1654+866 13 07 49 55.3 4.8 -3.4 -124.6 85 495 20 49 11 20 50 35 PSJ1721+8842 13 07 49 53.9 1.9 -3.9 -119.5 -27 495 No stop 20 54 00 --- 13 11 14 53.9 1.9 -3.9 -120.4 178 522 20 50 36 21 00 30 3C345 13 17 45 53.0 90.0 -3.4 -51.1 22 522 21 00 30 21 05 30 --- 13 22 46 53.8 91.1 -3.3 -51.1 300 560 21 00 31 21 10 30 J1639+8631 13 27 47 55.6 4.5 -3.1 -129.9 -62 560 21 10 30 21 15 30 =1654+866 13 32 48 55.6 4.4 -3.0 -131.2 238 599 21 10 31 21 15 30 PSJ1721+8842 13 32 48 54.0 1.8 -3.5 -125.8 -26 599 No stop 21 18 55 --- 13 36 13 54.0 1.8 -3.5 -126.7 179 625 21 15 31 21 19 40 J1639+8631 13 36 58 55.7 4.3 -2.9 -132.3 19 625 21 19 40 21 21 05 =1654+866 13 38 24 55.7 4.3 -2.9 -132.7 85 636 21 19 41 Schedule for JODRELL1 (Code Jb ) 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 28 May 2021 Day 148 --- 21 21 05 PSJ1721+8842 13 38 24 54.0 1.8 -3.4 -127.3 -26 636 No stop 21 24 30 --- 13 41 49 54.1 1.7 -3.4 -128.1 179 663 21 21 06 21 26 00 PSJ1721+8842 13 43 19 54.1 1.7 -3.3 -128.5 84 663 21 26 00 21 29 25 --- 13 46 45 54.1 1.7 -3.3 -129.4 205 689 21 26 01 21 30 10 J1639+8631 13 47 30 55.8 4.1 -2.8 -135.1 20 689 21 30 10 21 31 35 =1654+866 13 48 55 55.8 4.1 -2.7 -135.5 85 700 21 30 11 21 31 35 PSJ1721+8842 13 48 55 54.1 1.7 -3.2 -130.0 -25 700 No stop 21 35 00 --- 13 52 21 54.1 1.7 -3.2 -130.8 180 727 21 31 36 21 36 30 PSJ1721+8842 13 53 51 54.1 1.7 -3.2 -131.2 84 727 21 36 30 21 39 55 --- 13 57 17 54.1 1.6 -3.1 -132.1 205 753 21 36 31 21 40 40 J1639+8631 13 58 02 55.9 3.9 -2.6 -137.9 20 753 21 40 40 21 42 05 =1654+866 13 59 27 55.9 3.9 -2.6 -138.3 85 764 21 40 41 21 42 05 PSJ1721+8842 13 59 27 54.1 1.6 -3.1 -132.6 -25 764 No stop 21 45 30 --- 14 02 53 54.2 1.6 -3.0 -133.5 180 790 21 42 06 21 47 00 PSJ1721+8842 14 04 23 54.2 1.6 -3.0 -133.9 84 790 21 47 00 21 50 25 --- 14 07 48 54.2 1.6 -2.9 -134.8 205 817 21 47 01 21 51 10 J1639+8631 14 08 33 56.0 3.7 -2.4 -140.7 19 817 21 51 10 21 52 35 =1654+866 14 09 59 56.0 3.7 -2.4 -141.1 85 828 21 51 11 21 52 35 PSJ1721+8842 14 09 59 54.2 1.6 -2.9 -135.3 -26 828 No stop 21 56 00 --- 14 13 24 54.2 1.5 -2.8 -136.2 179 854 21 52 36 21 57 30 PSJ1721+8842 14 14 55 54.2 1.5 -2.8 -136.6 84 854 21 57 30 22 00 55 --- 14 18 20 54.2 1.5 -2.8 -137.5 205 880 21 57 31 22 01 40 J1639+8631 14 19 05 56.1 3.5 -2.2 -143.5 19 880 22 01 40 22 03 05 =1654+866 14 20 30 56.1 3.5 -2.2 -143.9 85 891 22 01 41 22 03 05 PSJ1721+8842 14 20 30 54.2 1.5 -2.7 -138.0 -26 891 No stop 22 06 30 --- 14 23 56 54.2 1.4 -2.7 -138.9 179 918 22 03 06 22 08 00 PSJ1721+8842 14 25 26 54.2 1.4 -2.6 -139.3 84 918 22 08 00 22 11 25 --- 14 28 52 54.3 1.4 -2.6 -140.2 205 944 22 08 01 22 12 10 J1639+8631 14 29 37 56.2 3.3 -2.1 -146.3 19 944 22 12 10 22 13 35 =1654+866 14 31 02 56.2 3.2 -2.0 -146.7 85 955 22 12 11 Schedule for JODRELL1 (Code Jb ) 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 28 May 2021 Day 148 --- 22 13 35 PSJ1721+8842 14 31 02 54.3 1.4 -2.5 -140.7 -26 955 No stop 22 17 00 --- 14 34 28 54.3 1.4 -2.5 -141.6 179 982 22 13 36 22 18 30 PSJ1721+8842 14 35 58 54.3 1.4 -2.5 -142.0 84 982 22 18 30 22 21 55 --- 14 39 24 54.3 1.3 -2.4 -142.9 205 1008 22 18 31 22 22 40 J1639+8631 14 40 09 56.3 3.0 -1.9 -149.2 18 1008 22 22 40 22 24 05 =1654+866 14 41 34 56.3 3.0 -1.9 -149.5 85 1019 22 22 41 22 24 05 PSJ1721+8842 14 41 34 54.3 1.3 -2.4 -143.4 -27 1019 No stop 22 27 30 --- 14 44 59 54.3 1.3 -2.3 -144.3 178 1045 22 24 06 22 29 00 PSJ1721+8842 14 46 30 54.3 1.3 -2.3 -144.7 84 1045 22 29 00 22 32 25 --- 14 49 55 54.3 1.2 -2.2 -145.6 205 1072 22 29 01 22 33 10 J1639+8631 14 50 40 56.4 2.8 -1.7 -152.0 18 1072 22 33 10 22 34 35 =1654+866 14 52 06 56.4 2.7 -1.7 -152.4 85 1083 22 33 11 22 34 35 PSJ1721+8842 14 52 06 54.3 1.2 -2.2 -146.1 -27 1083 No stop 22 38 00 --- 14 55 31 54.3 1.2 -2.1 -147.0 178 1109 22 34 36 22 39 30 PSJ1721+8842 14 57 01 54.4 1.2 -2.1 -147.4 84 1109 22 39 30 22 42 55 --- 15 00 27 54.4 1.2 -2.1 -148.3 205 1136 22 39 31 22 43 40 J1639+8631 15 01 12 56.4 2.5 -1.5 -154.8 18 1136 22 43 40 22 45 05 =1654+866 15 02 37 56.5 2.5 -1.5 -155.2 85 1146 22 43 41 22 45 05 PSJ1721+8842 15 02 37 54.4 1.1 -2.0 -148.8 -27 1146 No stop 22 48 30 --- 15 06 03 54.4 1.1 -2.0 -149.7 178 1173 22 45 06 22 50 00 PSJ1721+8842 15 07 33 54.4 1.1 -1.9 -150.1 84 1173 22 50 00 22 53 25 --- 15 10 59 54.4 1.1 -1.9 -151.0 205 1199 22 50 01 22 54 10 J1639+8631 15 11 44 56.5 2.2 -1.4 -157.7 17 1199 22 54 10 22 55 35 =1654+866 15 13 09 56.5 2.2 -1.3 -158.1 85 1210 22 54 11 22 55 35 PSJ1721+8842 15 13 09 54.4 1.1 -1.8 -151.5 -28 1210 No stop 22 59 00 --- 15 16 35 54.4 1.0 -1.8 -152.4 177 1237 22 55 36 23 00 30 PSJ1721+8842 15 18 05 54.4 1.0 -1.8 -152.8 84 1237 23 00 30 23 03 55 --- 15 21 30 54.4 1.0 -1.7 -153.7 205 1263 23 00 31 23 04 40 J1639+8631 15 22 16 56.6 2.0 -1.2 -160.5 17 1263 23 04 40 23 06 05 =1654+866 15 23 41 56.6 1.9 -1.2 -160.9 85 1274 23 04 41 Schedule for JODRELL1 (Code Jb ) 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 28 May 2021 Day 148 --- 23 06 05 PSJ1721+8842 15 23 41 54.4 1.0 -1.7 -154.2 -28 1274 No stop 23 09 30 --- 15 27 06 54.4 0.9 -1.6 -155.1 177 1300 23 06 06 23 11 00 PSJ1721+8842 15 28 37 54.4 0.9 -1.6 -155.5 84 1300 23 11 00 23 14 25 --- 15 32 02 54.4 0.9 -1.5 -156.4 205 1327 23 11 01 23 15 10 J1639+8631 15 32 47 56.6 1.7 -1.0 -163.4 17 1327 23 15 10 23 16 35 =1654+866 15 34 13 56.6 1.6 -1.0 -163.8 85 1338 23 15 11 23 16 35 PSJ1721+8842 15 34 13 54.5 0.9 -1.5 -156.9 -28 1338 No stop 23 20 00 --- 15 37 38 54.5 0.8 -1.4 -157.8 177 1364 23 16 36 23 21 30 PSJ1721+8842 15 39 08 54.5 0.8 -1.4 -158.2 84 1364 23 21 30 23 24 55 --- 15 42 34 54.5 0.8 -1.4 -159.1 205 1391 23 21 31 23 25 40 J1639+8631 15 43 19 56.7 1.4 -0.8 -166.3 17 1391 23 25 40 23 27 05 =1654+866 15 44 44 56.7 1.4 -0.8 -166.7 85 1402 23 25 41 23 27 05 PSJ1721+8842 15 44 44 54.5 0.8 -1.3 -159.6 -28 1402 No stop 23 30 30 --- 15 48 10 54.5 0.7 -1.3 -160.5 177 1428 23 27 06 23 32 00 PSJ1721+8842 15 49 40 54.5 0.7 -1.2 -160.9 84 1428 23 32 00 23 35 25 --- 15 53 06 54.5 0.7 -1.2 -161.8 205 1454 23 32 01 23 36 10 J1639+8631 15 53 51 56.7 1.1 -0.7 -169.1 17 1454 23 36 10 23 37 35 =1654+866 15 55 16 56.7 1.1 -0.6 -169.5 85 1465 23 36 11 23 37 35 PSJ1721+8842 15 55 16 54.5 0.7 -1.1 -162.4 -28 1465 No stop 23 41 00 --- 15 58 42 54.5 0.6 -1.1 -163.2 177 1492 23 37 36 23 42 30 PSJ1721+8842 16 00 12 54.5 0.6 -1.1 -163.6 84 1492 23 42 30 23 45 55 --- 16 03 37 54.5 0.6 -1.0 -164.5 205 1518 23 42 31 23 46 40 J1639+8631 16 04 22 56.7 0.8 -0.5 -172.0 17 1518 23 46 40 23 48 05 =1654+866 16 05 48 56.7 0.8 -0.5 -172.4 85 1529 23 46 41 23 48 05 PSJ1721+8842 16 05 48 54.5 0.6 -1.0 -165.1 -28 1529 No stop 23 51 30 --- 16 09 13 54.5 0.5 -0.9 -166.0 177 1555 23 48 06 23 53 00 PSJ1721+8842 16 10 43 54.5 0.5 -0.9 -166.3 84 1555 23 53 00 23 56 25 --- 16 14 09 54.5 0.5 -0.8 -167.2 205 1582 23 53 01 23 57 10 J1639+8631 16 14 54 56.7 0.5 -0.3 -174.9 17 1582 23 57 10 23 58 35 =1654+866 16 16 19 56.7 0.5 -0.3 -175.3 85 1593 23 57 11 Schedule for JODRELL1 (Code Jb ) 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 ---------------------------------------------------------------------------------------- --- Start: Fri 28 May 2021 Day 148 -- Stop: Sat 29 May 2021 Day 149 --- 23 58 35 PSJ1721+8842 16 16 19 54.5 0.5 -0.8 -167.8 -28 1593 No stop 00 02 00 --- 16 19 45 54.5 0.4 -0.7 -168.7 177 1619 23 58 36 00 03 30 PSJ1721+8842 16 21 15 54.5 0.4 -0.7 -169.1 84 1619 00 03 30 00 06 55 --- 16 24 41 54.5 0.4 -0.6 -169.9 205 1646 00 03 31 00 07 40 J1639+8631 16 25 26 56.7 0.2 -0.1 -177.7 17 1646 00 07 40 00 09 05 =1654+866 16 26 51 56.7 0.2 -0.1 -178.1 85 1657 00 07 41 00 09 05 PSJ1721+8842 16 26 51 54.5 0.4 -0.6 -170.5 -28 1657 No stop 00 12 30 --- 16 30 17 54.5 0.3 -0.6 -171.4 177 1683 00 09 06 00 14 00 PSJ1721+8842 16 31 47 54.5 0.3 -0.5 -171.8 84 1683 00 14 00 00 17 25 --- 16 35 12 54.5 0.3 -0.5 -172.7 205 1709 00 14 01 00 18 10 J1639+8631 16 35 58 56.7 -0.1 0.0 179.4 17 1709 00 18 10 00 19 35 =1654+866 16 37 23 56.7 -0.1 0.1 179.0 85 1720 00 18 11 00 19 35 PSJ1721+8842 16 37 23 54.5 0.3 -0.4 -173.2 -28 1720 No stop 00 23 00 --- 16 40 48 54.5 0.2 -0.4 -174.1 177 1747 00 19 36 00 24 30 PSJ1721+8842 16 42 19 54.6 0.2 -0.4 -174.5 84 1747 00 24 30 00 27 55 --- 16 45 44 54.6 0.2 -0.3 -175.4 205 1773 00 24 31 00 28 40 J1639+8631 16 46 29 56.7 -0.4 0.2 176.5 17 1773 00 28 40 00 30 05 =1654+866 16 47 55 56.7 -0.4 0.2 176.1 85 1784 00 28 41 00 30 05 PSJ1721+8842 16 47 55 54.6 0.2 -0.3 -175.9 -28 1784 No stop 00 33 30 --- 16 51 20 54.6 0.1 -0.2 -176.8 177 1811 00 30 06 00 35 00 PSJ1721+8842 16 52 50 54.6 0.1 -0.2 -177.2 84 1811 00 35 00 00 38 25 --- 16 56 16 54.6 0.1 -0.1 -178.1 205 1837 00 35 01 00 39 10 J1639+8631 16 57 01 56.7 -0.6 0.4 173.6 17 1837 00 39 10 00 40 35 =1654+866 16 58 26 56.7 -0.7 0.4 173.2 85 1848 00 39 11 00 40 35 PSJ1721+8842 16 58 26 54.6 0.1 -0.1 -178.7 -28 1848 No stop 00 44 00 --- 17 01 52 54.6 0.0 -0.0 -179.5 177 1874 00 40 36 00 45 30 PSJ1721+8842 17 03 22 54.6 0.0 -0.0 -179.9 84 1874 00 45 30 00 48 55 --- 17 06 48 54.6 -0.0 0.1 179.2 205 1901 00 45 31 00 49 40 J1639+8631 17 07 33 56.7 -0.9 0.6 170.8 17 1901 00 49 40 00 51 05 =1654+866 17 08 58 56.7 -1.0 0.6 170.4 85 1912 00 49 41 Schedule for JODRELL1 (Code Jb ) 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 ---------------------------------------------------------------------------------------- --- Sat 29 May 2021 Day 149 --- 00 51 05 PSJ1721+8842 17 08 58 54.6 -0.1 0.1 178.6 -28 1912 No stop 00 54 30 --- 17 12 24 54.6 -0.1 0.1 177.7 177 1938 00 51 06 00 56 00 PSJ1721+8842 17 13 54 54.6 -0.1 0.2 177.4 84 1938 00 56 00 00 59 25 --- 17 17 19 54.6 -0.1 0.2 176.5 205 1964 00 56 01 01 00 10 J1639+8631 17 18 05 56.7 -1.2 0.7 167.9 17 1964 01 00 10 01 01 35 =1654+866 17 19 30 56.7 -1.3 0.8 167.5 85 1975 01 00 11 01 01 35 PSJ1721+8842 17 19 30 54.6 -0.2 0.3 175.9 -28 1975 No stop 01 05 00 --- 17 22 55 54.6 -0.2 0.3 175.0 177 2002 01 01 36 01 06 30 PSJ1721+8842 17 24 26 54.6 -0.2 0.3 174.6 84 2002 01 06 30 01 09 55 --- 17 27 51 54.5 -0.2 0.4 173.8 205 2028 01 06 31 01 10 40 J1639+8631 17 28 36 56.6 -1.5 0.9 165.0 18 2028 01 10 40 01 12 05 =1654+866 17 30 01 56.6 -1.6 0.9 164.6 85 2039 01 10 41 01 12 05 PSJ1721+8842 17 30 01 54.5 -0.3 0.4 173.2 -27 2039 No stop 01 15 30 --- 17 33 27 54.5 -0.3 0.5 172.3 178 2066 01 12 06 01 17 00 PSJ1721+8842 17 34 57 54.5 -0.3 0.5 171.9 84 2066 01 17 00 01 20 25 --- 17 38 23 54.5 -0.3 0.6 171.0 205 2092 01 17 01 01 21 10 J1639+8631 17 39 08 56.6 -1.8 1.1 162.2 18 2092 01 21 10 01 22 35 =1654+866 17 40 33 56.6 -1.8 1.1 161.8 85 2103 01 21 11 01 22 35 PSJ1721+8842 17 40 33 54.5 -0.4 0.6 170.5 -27 2103 No stop 01 26 00 --- 17 43 59 54.5 -0.4 0.7 169.6 178 2129 01 22 36 01 32 30 3C454.3 17 50 30 21.2 91.0 -5.1 -38.6 9 2129 01 32 30 01 37 30 --- 17 55 31 22.0 92.0 -5.0 -38.5 300 2168 01 32 31 01 42 30 J1639+8631 18 00 31 56.5 -2.4 1.4 156.4 -93 2168 01 42 30 01 47 30 =1654+866 18 05 32 56.4 -2.5 1.5 155.0 207 2207 01 42 31 01 47 30 PSJ1721+8842 18 05 32 54.5 -0.6 1.0 164.0 -26 2207 No stop 01 50 55 --- 18 08 58 54.5 -0.6 1.1 163.2 179 2233 01 47 31 01 51 40 J1639+8631 18 09 43 56.4 -2.6 1.6 153.9 19 2233 01 51 40 01 53 05 =1654+866 18 11 08 56.4 -2.6 1.6 153.5 85 2244 01 51 41 01 53 05 PSJ1721+8842 18 11 08 54.5 -0.7 1.1 162.6 -26 2244 No stop 01 56 30 --- 18 14 34 54.5 -0.7 1.2 161.7 179 2270 01 53 06 Schedule for JODRELL1 (Code Jb ) 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 ---------------------------------------------------------------------------------------- --- Sat 29 May 2021 Day 149 --- 01 58 00 PSJ1721+8842 18 16 04 54.5 -0.7 1.2 161.3 84 2270 01 58 00 02 01 25 --- 18 19 30 54.5 -0.7 1.3 160.4 205 2297 01 58 01 02 02 10 J1639+8631 18 20 15 56.3 -2.8 1.8 151.0 19 2297 02 02 10 02 03 35 =1654+866 18 21 40 56.3 -2.9 1.8 150.7 85 2308 02 02 11 02 03 35 PSJ1721+8842 18 21 40 54.5 -0.8 1.3 159.9 -26 2308 No stop 02 07 00 --- 18 25 06 54.5 -0.8 1.4 159.0 179 2334 02 03 36 02 08 30 PSJ1721+8842 18 26 36 54.5 -0.8 1.4 158.6 84 2334 02 08 30 02 11 55 --- 18 30 01 54.5 -0.8 1.4 157.7 205 2361 02 08 31 02 12 40 J1639+8631 18 30 46 56.3 -3.1 2.0 148.2 20 2361 02 12 40 02 14 05 =1654+866 18 32 12 56.3 -3.1 2.0 147.8 85 2372 02 12 41 02 14 05 PSJ1721+8842 18 32 12 54.5 -0.9 1.5 157.2 -25 2372 No stop 02 17 30 --- 18 35 37 54.4 -0.9 1.5 156.3 180 2398 02 14 06 02 19 00 PSJ1721+8842 18 37 07 54.4 -0.9 1.6 155.9 84 2398 02 19 00 02 22 25 --- 18 40 33 54.4 -0.9 1.6 155.0 205 2424 02 19 01 02 23 10 J1639+8631 18 41 18 56.2 -3.3 2.1 145.4 20 2424 02 23 10 02 24 35 =1654+866 18 42 43 56.2 -3.4 2.2 145.0 85 2435 02 23 11 02 24 35 PSJ1721+8842 18 42 43 54.4 -1.0 1.7 154.5 -25 2435 No stop 02 28 00 --- 18 46 09 54.4 -1.0 1.7 153.6 180 2462 02 24 36 02 29 30 PSJ1721+8842 18 47 39 54.4 -1.0 1.7 153.2 84 2462 02 29 30 02 32 55 --- 18 51 05 54.4 -1.0 1.8 152.3 205 2488 02 29 31 02 33 40 J1639+8631 18 51 50 56.1 -3.6 2.3 142.6 19 2488 02 33 40 02 35 05 =1654+866 18 53 15 56.1 -3.6 2.3 142.2 85 2499 02 33 41 02 35 05 PSJ1721+8842 18 53 15 54.4 -1.0 1.8 151.8 -26 2499 No stop 02 38 30 --- 18 56 41 54.4 -1.1 1.9 150.9 179 2526 02 35 06 02 40 00 PSJ1721+8842 18 58 11 54.4 -1.1 1.9 150.5 84 2526 02 40 00 02 43 25 --- 19 01 36 54.4 -1.1 2.0 149.6 205 2552 02 40 01 02 44 10 J1639+8631 19 02 22 56.0 -3.8 2.5 139.7 19 2552 02 44 10 02 45 35 =1654+866 19 03 47 56.0 -3.8 2.5 139.4 85 2563 02 44 11 02 45 35 PSJ1721+8842 19 03 47 54.4 -1.1 2.0 149.1 -26 2563 No stop 02 49 00 --- 19 07 12 54.4 -1.2 2.1 148.2 179 2589 02 45 36 Schedule for JODRELL1 (Code Jb ) 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 ---------------------------------------------------------------------------------------- --- Sat 29 May 2021 Day 149 --- 02 50 30 PSJ1721+8842 19 08 43 54.4 -1.2 2.1 147.8 84 2589 02 50 30 02 53 55 --- 19 12 08 54.3 -1.2 2.1 146.9 205 2616 02 50 31 02 54 40 J1639+8631 19 12 53 55.9 -4.0 2.7 136.9 18 2616 02 54 40 02 56 05 =1654+866 19 14 19 55.9 -4.0 2.7 136.6 85 2627 02 54 41 02 56 05 PSJ1721+8842 19 14 19 54.3 -1.2 2.2 146.4 -27 2627 No stop 02 59 30 --- 19 17 44 54.3 -1.2 2.2 145.5 178 2653 02 56 06 03 01 00 PSJ1721+8842 19 19 14 54.3 -1.3 2.3 145.1 84 2653 03 01 00 03 04 25 --- 19 22 40 54.3 -1.3 2.3 144.2 205 2679 03 01 01 03 05 10 J1639+8631 19 23 25 55.8 -4.2 2.8 134.1 18 2679 03 05 10 03 06 35 =1654+866 19 24 50 55.7 -4.2 2.9 133.8 85 2690 03 05 11 03 06 35 PSJ1721+8842 19 24 50 54.3 -1.3 2.4 143.7 -27 2690 No stop 03 10 00 --- 19 28 16 54.3 -1.3 2.4 142.8 178 2717 03 06 36 03 11 30 PSJ1721+8842 19 29 46 54.3 -1.3 2.4 142.4 84 2717 03 11 30 03 14 55 --- 19 33 12 54.3 -1.4 2.5 141.5 205 2743 03 11 31 03 15 40 J1639+8631 19 33 57 55.6 -4.4 3.0 131.4 17 2743 03 15 40 03 17 05 =1654+866 19 35 22 55.6 -4.4 3.0 131.0 85 2754 03 15 41 03 17 05 PSJ1721+8842 19 35 22 54.3 -1.4 2.5 141.0 -28 2754 No stop 03 20 30 --- 19 38 48 54.3 -1.4 2.6 140.1 177 2781 03 17 06 03 22 00 PSJ1721+8842 19 40 18 54.3 -1.4 2.6 139.7 84 2781 03 22 00 03 25 25 --- 19 43 43 54.2 -1.5 2.7 138.8 205 2807 03 22 01 03 26 10 J1639+8631 19 44 29 55.5 -4.6 3.2 128.6 17 2807 03 26 10 03 27 35 =1654+866 19 45 54 55.5 -4.6 3.2 128.2 85 2818 03 26 11 03 27 35 PSJ1721+8842 19 45 54 54.2 -1.5 2.7 138.3 -28 2818 No stop 03 31 00 --- 19 49 19 54.2 -1.5 2.8 137.4 177 2844 03 27 36 03 32 30 PSJ1721+8842 19 50 50 54.2 -1.5 2.8 137.0 84 2844 03 32 30 03 35 55 --- 19 54 15 54.2 -1.5 2.8 136.1 205 2871 03 32 31 03 36 40 J1639+8631 19 55 00 55.4 -4.8 3.4 125.8 16 2871 03 36 40 03 38 05 =1654+866 19 56 25 55.4 -4.8 3.4 125.4 85 2882 03 36 41 03 38 05 PSJ1721+8842 19 56 25 54.2 -1.5 2.9 135.6 -29 2882 No stop 03 41 30 --- 19 59 51 54.2 -1.6 2.9 134.7 176 2908 03 38 06 Schedule for JODRELL1 (Code Jb ) 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 29 May 2021 Day 149 --- 03 43 00 PSJ1721+8842 20 01 21 54.2 -1.6 3.0 134.3 84 2908 03 43 00 03 46 25 --- 20 04 47 54.2 -1.6 3.0 133.4 205 2935 03 43 01 03 47 10 J1639+8631 20 05 32 55.3 -4.9 3.5 123.0 16 2935 03 47 10 03 48 35 =1654+866 20 06 57 55.2 -4.9 3.6 122.7 85 2945 03 47 11 03 48 35 PSJ1721+8842 20 06 57 54.1 -1.6 3.1 132.9 -29 2945 No stop 03 52 00 --- 20 10 23 54.1 -1.6 3.1 132.0 176 2972 03 48 36 03 53 30 PSJ1721+8842 20 11 53 54.1 -1.6 3.1 131.6 84 2972 03 53 30 03 56 55 --- 20 15 19 54.1 -1.7 3.2 130.7 205 2998 03 53 31 03 57 40 J1639+8631 20 16 04 55.1 -5.1 3.7 120.3 16 2998 03 57 40 03 59 05 =1654+866 20 17 29 55.1 -5.1 3.7 119.9 85 3009 03 57 41 03 59 05 PSJ1721+8842 20 17 29 54.1 -1.7 3.2 130.2 -29 3009 No stop 04 02 30 --- 20 20 54 54.1 -1.7 3.3 129.3 176 3036 03 59 06 04 04 00 PSJ1721+8842 20 22 25 54.1 -1.7 3.3 128.9 84 3036 04 04 00 04 07 25 --- 20 25 50 54.1 -1.7 3.4 128.1 205 3062 04 04 01 04 08 10 J1639+8631 20 26 35 55.0 -5.2 3.9 117.6 16 3062 04 08 10 04 09 35 =1654+866 20 28 01 55.0 -5.2 3.9 117.2 85 3073 04 08 11 04 09 35 PSJ1721+8842 20 28 01 54.1 -1.7 3.4 127.5 -29 3073 No stop 04 13 00 --- 20 31 26 54.0 -1.8 3.5 126.6 176 3099 04 09 36 04 14 30 PSJ1721+8842 20 32 56 54.0 -1.8 3.5 126.2 84 3099 04 14 30 04 17 55 --- 20 36 22 54.0 -1.8 3.5 125.4 205 3126 04 14 31 04 18 40 J1639+8631 20 37 07 54.8 -5.3 4.1 114.8 15 3126 04 18 40 04 20 05 =1654+866 20 38 32 54.8 -5.3 4.1 114.5 85 3137 04 18 41 04 20 05 PSJ1721+8842 20 38 32 54.0 -1.8 3.6 124.8 -30 3137 No stop 04 23 30 --- 20 41 58 54.0 -1.8 3.6 124.0 175 3163 04 20 06 04 25 00 PSJ1721+8842 20 43 28 54.0 -1.8 3.7 123.6 84 3163 04 25 00 04 28 25 --- 20 46 54 54.0 -1.9 3.7 122.7 205 3190 04 25 01 04 29 10 J1639+8631 20 47 39 54.7 -5.4 4.2 112.1 15 3190 04 29 10 04 30 35 =1654+866 20 49 04 54.7 -5.5 4.3 111.7 85 3201 04 29 11 04 30 35 PSJ1721+8842 20 49 04 54.0 -1.9 3.8 122.1 -30 3201 No stop 04 34 00 --- 20 52 30 53.9 -1.9 3.8 121.3 175 3227 04 30 36 Schedule for JODRELL1 (Code Jb ) 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 29 May 2021 Day 149 --- 04 35 30 PSJ1721+8842 20 54 00 53.9 -1.9 3.8 120.9 84 3227 04 35 30 04 38 55 --- 20 57 25 53.9 -1.9 3.9 120.0 205 3253 04 35 31 04 39 40 J1639+8631 20 58 11 54.5 -5.5 4.4 109.4 15 3253 04 39 40 04 41 05 =1654+866 20 59 36 54.5 -5.6 4.4 109.0 85 3264 04 39 41 04 41 05 PSJ1721+8842 20 59 36 53.9 -1.9 3.9 119.5 -30 3264 No stop 04 44 30 --- 21 03 01 53.9 -1.9 4.0 118.6 175 3291 04 41 06 04 46 00 PSJ1721+8842 21 04 32 53.9 -1.9 4.0 118.2 84 3291 04 46 00 04 49 25 --- 21 07 57 53.9 -2.0 4.1 117.4 205 3317 04 46 01 04 50 10 J1639+8631 21 08 42 54.4 -5.6 4.6 106.7 15 3317 04 50 10 04 51 35 =1654+866 21 10 08 54.4 -5.6 4.6 106.3 85 3328 04 50 11 04 51 35 PSJ1721+8842 21 10 08 53.8 -2.0 4.1 116.8 -30 3328 No stop 04 55 00 --- 21 13 33 53.8 -2.0 4.2 115.9 175 3354 04 51 36 04 56 30 PSJ1721+8842 21 15 03 53.8 -2.0 4.2 115.6 84 3354 04 56 30 04 59 55 --- 21 18 29 53.8 -2.0 4.2 114.7 205 3381 04 56 31 05 00 40 J1639+8631 21 19 14 54.2 -5.7 4.8 104.0 15 3381 05 00 40 05 02 05 =1654+866 21 20 39 54.2 -5.7 4.8 103.7 85 3392 05 00 41 05 02 05 PSJ1721+8842 21 20 39 53.8 -2.0 4.3 114.1 -30 3392 No stop 05 05 30 --- 21 24 05 53.8 -2.0 4.3 113.3 175 3418 05 02 06 05 07 00 PSJ1721+8842 21 25 35 53.8 -2.0 4.4 112.9 84 3418 05 07 00 05 10 25 --- 21 29 01 53.7 -2.0 4.4 112.0 205 3445 05 07 01 05 11 10 J1639+8631 21 29 46 54.1 -5.8 4.9 101.3 15 3445 05 11 10 05 12 35 =1654+866 21 31 11 54.0 -5.8 5.0 101.0 85 3456 05 11 11 05 12 35 PSJ1721+8842 21 31 11 53.7 -2.1 4.5 111.5 -30 3456 No stop 05 16 00 --- 21 34 37 53.7 -2.1 4.5 110.6 175 3482 05 12 36 05 17 30 PSJ1721+8842 21 36 07 53.7 -2.1 4.5 110.2 84 3482 05 17 30 05 20 55 --- 21 39 32 53.7 -2.1 4.6 109.4 205 3508 05 17 31 05 21 40 J1639+8631 21 40 17 53.9 -5.8 5.1 98.7 14 3508 05 21 40 05 23 05 =1654+866 21 41 43 53.9 -5.8 5.1 98.3 85 3519 05 21 41 05 23 05 PSJ1721+8842 21 41 43 53.7 -2.1 4.6 108.8 -31 3519 No stop 05 26 30 --- 21 45 08 53.7 -2.1 4.7 107.9 174 3546 05 23 06 Schedule for JODRELL1 (Code Jb ) 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 29 May 2021 Day 149 --- 05 28 00 PSJ1721+8842 21 46 39 53.7 -2.1 4.7 107.6 84 3546 05 28 00 05 31 25 --- 21 50 04 53.6 -2.1 4.8 106.7 205 3572 05 28 01 05 32 10 J1639+8631 21 50 49 53.7 -5.8 5.3 96.0 14 3572 05 32 10 05 33 35 =1654+866 21 52 14 53.7 -5.8 5.3 95.7 85 3583 05 32 11 05 33 35 PSJ1721+8842 21 52 14 53.6 -2.1 4.8 106.2 -31 3583 No stop 05 37 00 --- 21 55 40 53.6 -2.1 4.9 105.3 174 3610 05 33 36 05 43 30 3C84 22 02 11 37.7 68.5 -5.3 -48.1 93 3610 05 43 30 05 48 30 --- 22 07 12 38.4 69.2 -5.2 -48.4 300 3648 05 43 31 05 53 30 J1639+8631 22 12 13 53.4 -5.9 5.6 90.7 -16 3648 05 53 30 05 58 30 =1654+866 22 17 14 53.3 -5.9 5.7 89.4 284 3687 05 53 31 05 58 30 PSJ1721+8842 22 17 14 53.5 -2.2 5.2 99.9 -30 3687 No stop 06 01 55 --- 22 20 39 53.5 -2.2 5.3 99.0 175 3713 05 58 31 06 02 40 J1639+8631 22 21 24 53.3 -5.9 5.8 88.4 15 3713 06 02 40 06 04 05 =1654+866 22 22 49 53.3 -5.9 5.8 88.0 85 3724 06 02 41 06 04 05 PSJ1721+8842 22 22 49 53.5 -2.2 5.3 98.5 -30 3724 No stop 06 07 30 --- 22 26 15 53.4 -2.2 5.4 97.6 175 3751 06 04 06 06 09 00 PSJ1721+8842 22 27 45 53.4 -2.2 5.4 97.2 84 3751 06 09 00 06 12 25 --- 22 31 11 53.4 -2.2 5.5 96.4 205 3777 06 09 01 06 13 10 J1639+8631 22 31 56 53.1 -5.9 6.0 85.7 15 3777 06 13 10 06 14 35 =1654+866 22 33 21 53.1 -5.9 6.0 85.4 85 3788 06 13 11 06 14 35 PSJ1721+8842 22 33 21 53.4 -2.2 5.5 95.8 -30 3788 No stop 06 18 00 --- 22 36 47 53.4 -2.2 5.6 95.0 175 3814 06 14 36 06 19 30 PSJ1721+8842 22 38 17 53.4 -2.2 5.6 94.6 84 3814 06 19 30 06 22 55 --- 22 41 43 53.3 -2.2 5.6 93.7 205 3841 06 19 31 06 23 40 J1639+8631 22 42 28 53.0 -5.8 6.1 83.1 15 3841 06 23 40 06 25 05 =1654+866 22 43 53 52.9 -5.8 6.2 82.8 85 3852 06 23 41 06 25 05 PSJ1721+8842 22 43 53 53.3 -2.2 5.7 93.2 -30 3852 No stop 06 28 30 --- 22 47 18 53.3 -2.2 5.7 92.3 175 3878 06 25 06 06 30 00 PSJ1721+8842 22 48 49 53.3 -2.2 5.8 91.9 84 3878 06 30 00 06 33 25 --- 22 52 14 53.3 -2.2 5.8 91.1 205 3905 06 30 01 Schedule for JODRELL1 (Code Jb ) 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 29 May 2021 Day 149 --- 06 34 10 J1639+8631 22 52 59 52.8 -5.8 6.3 80.5 15 3905 06 34 10 06 35 35 =1654+866 22 54 25 52.8 -5.8 6.3 80.2 85 3915 06 34 11 06 35 35 PSJ1721+8842 22 54 25 53.3 -2.2 5.8 90.5 -30 3915 No stop 06 39 00 --- 22 57 50 53.2 -2.2 5.9 89.7 175 3942 06 35 36 06 40 30 PSJ1721+8842 22 59 20 53.2 -2.2 5.9 89.3 84 3942 06 40 30 06 43 55 --- 23 02 46 53.2 -2.2 6.0 88.5 205 3968 06 40 31 06 44 40 J1639+8631 23 03 31 52.6 -5.7 6.5 78.0 15 3968 06 44 40 06 46 05 =1654+866 23 04 56 52.6 -5.7 6.5 77.6 85 3979 06 44 41 06 46 05 PSJ1721+8842 23 04 56 53.2 -2.2 6.0 87.9 -30 3979 No stop 06 49 30 --- 23 08 22 53.2 -2.2 6.1 87.1 175 4006 06 46 06 06 51 00 PSJ1721+8842 23 09 52 53.2 -2.2 6.1 86.7 84 4006 06 51 00 06 54 25 --- 23 13 18 53.2 -2.2 6.2 85.8 205 4032 06 51 01 06 55 10 J1639+8631 23 14 03 52.5 -5.7 6.7 75.4 15 4032 06 55 10 06 56 35 =1654+866 23 15 28 52.5 -5.7 6.7 75.0 85 4043 06 55 11 06 56 35 PSJ1721+8842 23 15 28 53.1 -2.2 6.2 85.3 -30 4043 No stop 07 00 00 --- 23 18 54 53.1 -2.2 6.3 84.4 175 4069 06 56 36 07 01 30 PSJ1721+8842 23 20 24 53.1 -2.2 6.3 84.1 84 4069 07 01 30 07 04 55 --- 23 23 49 53.1 -2.2 6.3 83.2 205 4096 07 01 31 07 05 40 J1639+8631 23 24 35 52.3 -5.6 6.8 72.8 16 4096 07 05 40 07 07 05 =1654+866 23 26 00 52.3 -5.6 6.9 72.5 85 4107 07 05 41 07 07 05 PSJ1721+8842 23 26 00 53.1 -2.2 6.4 82.7 -29 4107 No stop 07 10 30 --- 23 29 25 53.1 -2.2 6.4 81.8 176 4133 07 07 06 07 12 00 PSJ1721+8842 23 30 56 53.1 -2.2 6.5 81.4 84 4133 07 12 00 07 15 25 --- 23 34 21 53.0 -2.2 6.5 80.6 205 4160 07 12 01 07 16 10 J1639+8631 23 35 06 52.2 -5.5 7.0 70.2 16 4160 07 16 10 07 17 35 =1654+866 23 36 32 52.2 -5.5 7.0 69.9 85 4171 07 16 11 07 17 35 PSJ1721+8842 23 36 32 53.0 -2.2 6.5 80.0 -29 4171 No stop 07 21 00 --- 23 39 57 53.0 -2.2 6.6 79.2 176 4197 07 17 36 07 22 30 PSJ1721+8842 23 41 27 53.0 -2.2 6.6 78.8 84 4197 07 22 30 07 25 55 --- 23 44 53 53.0 -2.2 6.7 78.0 205 4223 07 22 31 Schedule for JODRELL1 (Code Jb ) 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 29 May 2021 Day 149 --- 07 26 40 J1639+8631 23 45 38 52.0 -5.4 7.2 67.7 16 4223 07 26 40 07 28 05 =1654+866 23 47 03 52.0 -5.4 7.2 67.4 85 4234 07 26 41 07 28 05 PSJ1721+8842 23 47 03 53.0 -2.2 6.7 77.4 -29 4234 No stop 07 30 30 --- 23 49 29 53.0 -2.1 6.8 76.8 116 4253 07 28 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: 6 Station: JODRELL1 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= 2272.00 2272.00 2272.00 2272.00 2272.00 2272.00 2272.00 2272.00 Net SB= L L U U L L U U IF SB = L L L L L L L L Pol. = RCP LCP RCP LCP RCP LCP RCP LCP BBC = 1 9 1 9 2 10 2 10 BBC SB= U U L L U U L L IF = A1 B1 A1 B1 A1 B1 A1 B1 The following frequency sets based on these setups were used. Frequency Set: 1 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= 645.51 645.51 645.51 645.51 581.51 581.51 581.51 581.51 Bandwd= 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 Matching frequency sets: 1 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 39.644560 0.00 88 43 26.13207 * 88 42 21.42800 88 40 48.95086 0.00 From catalog imbedded in main SCHED input file. * 3C84 03 16 29.567265 * 03 19 48.160096 03 21 10.311462 1.50 J0319+4130 41 19 51.91692 * 41 30 42.10404 41 35 08.24304 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 41.277383 10.77 * J1639+8631 86 37 07.15444 * 86 31 53.13177 86 29 20.00418 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 43.226759 0.79 J1642+3948 39 54 10.81492 * 39 48 36.99399 39 46 13.08296 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 00.061697 0.65 J2253+1608 15 52 54.34808 * 16 08 53.56091 16 15 29.40943 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 7.158 942.437 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 3.313 410.527 3C345 sess221.L1024 1 2 3 4 5 6 7 8 9 12 13 14 0.083 11.321 3C454.3 sess221.L1024 1 2 3 4 5 6 7 8 9 12 13 14 0.083 11.521 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 69.7 3C84 24.0 J1639+8631 71.9 3C345 118.4 3C454.3 77.2 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