COVER INFORMATION Station: EFLSBERG (Code Ef ) Experiment: Study of a potential gravitational lens system at milliarcsecond scales Exp. Code: EA075 Schedule Version: 3.00 Processed by SCHED version: 11.60 Release 11.6; April 2020 PI: Diego Alvarez-Ortega Address: Institute of Astrophysics - FORTH N. Plastira 100 Vassilika Vouton Greece Phone: +302810394236 EMAIL: dalvarez@physics.uoc.gr Fax: Phone during observation: +34615500245 Observing mode: vlbi Notes: COVER LETTER: Schedule for EFLSBERG (Code Ef ) Page 2 Study of a potential gravitational lens system at milliarcsecond scales 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 ---------------------------------------------------------------------------------------- --- Wed 13 Mar 2024 Day 73 --- Next scan frequencies: 22024.00 22024.00 22024.00 22024.00 22088.00 22088.00 22088.00 22088.00 22152.00 22152.00 22152.00 22152.00 22216.00 22216.00 22216.00 22216.00 22280.00 22280.00 22280.00 22280.00 22344.00 22344.00 22344.00 22344.00 22408.00 22408.00 22408.00 22408.00 22472.00 22472.00 22472.00 22472.00 Next BBC frequencies: 544.00 544.00 544.00 544.00 608.00 608.00 608.00 608.00 672.00 672.00 672.00 672.00 736.00 736.00 736.00 736.00 800.00 800.00 800.00 800.00 864.00 864.00 864.00 864.00 928.00 928.00 928.00 928.00 992.00 992.00 992.00 992.00 Next scan bandwidths: 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 19 00 00 J1159+2914 06 55 08 30.4 79.9 -5.1 -45.8 0 0 19 00 00 19 02 00 =1156+295 06 57 08 30.7 80.3 -5.1 -45.8 120 62 19 00 01 19 04 00 1146+189 06 59 09 25.1 91.0 -4.8 -42.1 56 62 19 04 00 19 05 10 --- 07 00 19 25.3 91.2 -4.8 -42.1 70 98 19 04 01 19 05 10 J1143+1834 07 00 19 26.1 92.3 -4.7 -42.0 -32 98 No stop 19 06 40 --- 07 01 49 26.3 92.6 -4.7 -42.0 58 144 19 05 11 19 06 40 1146+189 07 01 49 25.6 91.5 -4.8 -42.1 -31 144 No stop 19 08 10 --- 07 03 19 25.8 91.8 -4.8 -42.1 59 191 19 06 41 19 08 10 J1143+1834 07 03 19 26.6 92.9 -4.7 -42.0 -32 191 No stop 19 09 40 --- 07 04 50 26.8 93.2 -4.7 -42.0 58 237 19 08 11 19 10 10 1146+189 07 05 20 26.1 92.2 -4.7 -42.1 -1 237 19 10 10 19 11 10 --- 07 06 20 26.3 92.4 -4.7 -42.1 59 268 19 10 11 19 11 10 J1143+1834 07 06 20 27.0 93.5 -4.6 -42.0 -32 268 No stop 19 12 40 --- 07 07 50 27.3 93.8 -4.6 -42.0 58 314 19 11 11 19 12 40 1146+189 07 07 50 26.5 92.7 -4.7 -42.0 -31 314 No stop 19 14 10 --- 07 09 20 26.8 93.0 -4.7 -42.0 59 361 19 12 41 19 14 10 J1143+1834 07 09 20 27.5 94.1 -4.6 -41.9 -32 361 No stop 19 15 40 --- 07 10 51 27.7 94.4 -4.6 -41.9 58 407 19 14 11 19 16 10 1146+189 07 11 21 27.1 93.4 -4.6 -42.0 -1 407 19 16 10 19 17 10 --- 07 12 21 27.2 93.6 -4.6 -42.0 59 438 19 16 11 19 17 10 J1143+1834 07 12 21 28.0 94.7 -4.5 -41.9 -32 438 No stop 19 18 40 --- 07 13 51 28.2 95.0 -4.5 -41.9 58 484 19 17 11 Schedule for EFLSBERG (Code Ef ) Page 3 Study of a potential gravitational lens system at milliarcsecond scales 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 ---------------------------------------------------------------------------------------- --- Wed 13 Mar 2024 Day 73 --- 19 18 40 1146+189 07 13 51 27.5 93.9 -4.6 -42.0 -31 484 No stop 19 20 10 --- 07 15 21 27.7 94.2 -4.6 -42.0 59 531 19 18 41 19 20 10 J1143+1834 07 15 21 28.5 95.3 -4.5 -41.9 -32 531 No stop 19 21 40 --- 07 16 52 28.7 95.6 -4.5 -41.8 58 577 19 20 11 19 22 10 1146+189 07 17 22 28.0 94.6 -4.5 -41.9 -1 577 19 22 10 19 23 10 --- 07 18 22 28.2 94.8 -4.5 -41.9 59 608 19 22 11 19 23 10 J1143+1834 07 18 22 28.9 95.9 -4.4 -41.8 -32 608 No stop 19 24 40 --- 07 19 52 29.2 96.2 -4.4 -41.8 58 654 19 23 11 19 24 40 1146+189 07 19 52 28.4 95.1 -4.5 -41.9 -31 654 No stop 19 26 10 --- 07 21 22 28.7 95.4 -4.5 -41.9 59 701 19 24 41 19 26 10 J1143+1834 07 21 22 29.4 96.5 -4.4 -41.7 -32 701 No stop 19 27 40 --- 07 22 53 29.6 96.8 -4.4 -41.7 58 747 19 26 11 19 28 10 1146+189 07 23 23 29.0 95.8 -4.4 -41.8 -1 747 19 28 10 19 29 10 --- 07 24 23 29.1 96.0 -4.4 -41.8 59 778 19 28 11 19 29 10 J1143+1834 07 24 23 29.9 97.1 -4.3 -41.7 -32 778 No stop 19 30 40 --- 07 25 53 30.1 97.4 -4.3 -41.6 58 824 19 29 11 19 30 40 1146+189 07 25 53 29.4 96.3 -4.4 -41.8 -31 824 No stop 19 32 10 --- 07 27 23 29.6 96.6 -4.4 -41.8 59 871 19 30 41 19 32 10 J1143+1834 07 27 23 30.4 97.7 -4.3 -41.6 -32 871 No stop 19 33 40 --- 07 28 53 30.6 98.0 -4.3 -41.6 58 917 19 32 11 19 34 10 1146+189 07 29 24 29.9 97.0 -4.3 -41.7 -2 917 19 34 10 19 35 10 --- 07 30 24 30.1 97.2 -4.3 -41.7 58 948 19 34 11 19 35 10 J1143+1834 07 30 24 30.8 98.4 -4.2 -41.5 -32 948 No stop 19 36 40 --- 07 31 54 31.1 98.7 -4.2 -41.5 58 994 19 35 11 19 36 40 1146+189 07 31 54 30.3 97.5 -4.3 -41.7 -32 994 No stop 19 38 10 --- 07 33 24 30.6 97.8 -4.3 -41.6 58 1041 19 36 41 19 38 10 J1143+1834 07 33 24 31.3 99.0 -4.2 -41.4 -32 1041 No stop 19 39 40 --- 07 34 54 31.5 99.3 -4.2 -41.4 58 1087 19 38 11 19 40 10 1146+189 07 35 25 30.9 98.2 -4.2 -41.6 -2 1087 19 40 10 19 41 10 --- 07 36 25 31.0 98.5 -4.2 -41.5 58 1118 19 40 11 Schedule for EFLSBERG (Code Ef ) Page 4 Study of a potential gravitational lens system at milliarcsecond scales 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 ---------------------------------------------------------------------------------------- --- Wed 13 Mar 2024 Day 73 --- 19 41 10 J1143+1834 07 36 25 31.8 99.6 -4.1 -41.4 -32 1118 No stop 19 42 40 --- 07 37 55 32.0 99.9 -4.1 -41.3 58 1165 19 41 11 19 42 40 1146+189 07 37 55 31.3 98.8 -4.2 -41.5 -32 1165 No stop 19 44 10 --- 07 39 25 31.5 99.1 -4.2 -41.5 58 1211 19 42 41 19 44 10 J1143+1834 07 39 25 32.2 100.2 -4.1 -41.3 -32 1211 No stop 19 45 40 --- 07 40 55 32.5 100.6 -4.1 -41.2 58 1257 19 44 11 19 46 10 1146+189 07 41 26 31.8 99.5 -4.1 -41.4 -2 1257 19 46 10 19 47 10 --- 07 42 26 32.0 99.7 -4.1 -41.4 58 1288 19 46 11 19 47 10 J1143+1834 07 42 26 32.7 100.9 -4.0 -41.2 -32 1288 No stop 19 48 40 --- 07 43 56 33.0 101.2 -4.0 -41.1 58 1335 19 47 11 19 48 40 1146+189 07 43 56 32.2 100.0 -4.1 -41.3 -32 1335 No stop 19 50 10 --- 07 45 26 32.4 100.3 -4.1 -41.3 58 1381 19 48 41 19 50 10 J1143+1834 07 45 26 33.2 101.5 -4.0 -41.0 -33 1381 No stop 19 51 40 --- 07 46 56 33.4 101.8 -4.0 -41.0 57 1427 19 50 11 19 52 10 1146+189 07 47 27 32.8 100.8 -4.0 -41.2 -2 1427 19 52 10 19 53 10 --- 07 48 27 32.9 101.0 -4.0 -41.2 58 1458 19 52 11 19 53 10 J1143+1834 07 48 27 33.7 102.2 -3.9 -40.9 -33 1458 No stop 19 54 40 --- 07 49 57 33.9 102.5 -3.9 -40.9 57 1505 19 53 11 19 54 40 1146+189 07 49 57 33.2 101.3 -4.0 -41.1 -32 1505 No stop 19 56 10 --- 07 51 27 33.4 101.6 -4.0 -41.1 58 1551 19 54 41 19 56 10 J1143+1834 07 51 27 34.1 102.8 -3.9 -40.8 -33 1551 No stop 19 57 40 --- 07 52 57 34.4 103.1 -3.9 -40.7 57 1597 19 56 11 19 58 10 1146+189 07 53 28 33.7 102.0 -3.9 -41.0 -2 1597 19 58 10 19 59 10 --- 07 54 28 33.9 102.3 -3.9 -40.9 58 1628 19 58 11 19 59 10 J1143+1834 07 54 28 34.6 103.5 -3.8 -40.7 -33 1628 No stop 20 00 40 --- 07 55 58 34.8 103.8 -3.8 -40.6 57 1675 19 59 11 20 00 40 1146+189 07 55 58 34.1 102.6 -3.9 -40.9 -32 1675 No stop 20 02 10 --- 07 57 28 34.3 102.9 -3.9 -40.8 58 1721 20 00 41 20 02 10 J1143+1834 07 57 28 35.1 104.1 -3.8 -40.5 -33 1721 No stop 20 03 40 --- 07 58 58 35.3 104.5 -3.8 -40.5 57 1767 20 02 11 Schedule for EFLSBERG (Code Ef ) Page 5 Study of a potential gravitational lens system at milliarcsecond scales 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 ---------------------------------------------------------------------------------------- --- Wed 13 Mar 2024 Day 73 --- 20 04 10 1146+189 07 59 28 34.6 103.4 -3.8 -40.7 -2 1767 20 04 10 20 05 10 --- 08 00 29 34.8 103.6 -3.8 -40.7 58 1798 20 04 11 20 05 10 J1143+1834 08 00 29 35.5 104.8 -3.7 -40.4 -33 1798 No stop 20 06 40 --- 08 01 59 35.7 105.1 -3.7 -40.3 57 1845 20 05 11 20 06 40 1146+189 08 01 59 35.0 103.9 -3.8 -40.6 -32 1845 No stop 20 08 10 --- 08 03 29 35.2 104.2 -3.8 -40.5 58 1891 20 06 41 20 08 10 J1143+1834 08 03 29 36.0 105.5 -3.7 -40.2 -33 1891 No stop 20 09 40 --- 08 04 59 36.2 105.8 -3.7 -40.2 57 1937 20 08 11 20 10 10 1146+189 08 05 29 35.6 104.7 -3.7 -40.4 -2 1937 20 10 10 20 11 10 --- 08 06 30 35.7 104.9 -3.7 -40.4 58 1968 20 10 11 20 11 10 J1143+1834 08 06 30 36.4 106.1 -3.6 -40.1 -33 1968 No stop 20 12 40 --- 08 08 00 36.7 106.5 -3.6 -40.0 57 2015 20 11 11 20 12 40 1146+189 08 08 00 35.9 105.2 -3.7 -40.3 -32 2015 No stop 20 14 10 --- 08 09 30 36.2 105.6 -3.7 -40.2 58 2061 20 12 41 20 14 10 J1143+1834 08 09 30 36.9 106.8 -3.6 -39.9 -33 2061 No stop 20 15 40 --- 08 11 00 37.1 107.2 -3.6 -39.8 57 2107 20 14 11 20 16 10 1146+189 08 11 30 36.5 106.0 -3.6 -40.1 -2 2107 20 16 10 20 17 10 --- 08 12 31 36.6 106.2 -3.6 -40.1 58 2138 20 16 11 20 17 10 J1143+1834 08 12 31 37.4 107.5 -3.5 -39.7 -33 2138 No stop 20 18 40 --- 08 14 01 37.6 107.8 -3.5 -39.6 57 2185 20 17 11 20 18 40 1146+189 08 14 01 36.9 106.6 -3.6 -40.0 -32 2185 No stop 20 20 10 --- 08 15 31 37.1 106.9 -3.6 -39.9 58 2231 20 18 41 20 20 10 J1143+1834 08 15 31 37.8 108.2 -3.5 -39.5 -33 2231 No stop 20 21 40 --- 08 17 01 38.0 108.5 -3.5 -39.4 57 2278 20 20 11 20 22 10 1146+189 08 17 31 37.4 107.4 -3.5 -39.8 -2 2278 20 22 10 20 23 10 --- 08 18 32 37.5 107.6 -3.5 -39.7 58 2308 20 22 11 20 23 10 J1143+1834 08 18 32 38.3 108.9 -3.4 -39.3 -33 2308 No stop 20 24 40 --- 08 20 02 38.5 109.2 -3.4 -39.2 57 2355 20 23 11 20 24 40 1146+189 08 20 02 37.8 108.0 -3.5 -39.6 -32 2355 No stop 20 26 10 --- 08 21 32 38.0 108.3 -3.5 -39.5 58 2401 20 24 41 Schedule for EFLSBERG (Code Ef ) Page 6 Study of a potential gravitational lens system at milliarcsecond scales 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 ---------------------------------------------------------------------------------------- --- Wed 13 Mar 2024 Day 73 --- 20 26 10 J1143+1834 08 21 32 38.7 109.6 -3.4 -39.1 -33 2401 No stop 20 27 40 --- 08 23 02 38.9 110.0 -3.4 -39.0 57 2448 20 26 11 20 28 10 1146+189 08 23 32 38.3 108.8 -3.4 -39.4 -3 2448 20 28 10 20 29 10 --- 08 24 33 38.5 109.0 -3.4 -39.3 57 2478 20 28 11 20 29 10 J1143+1834 08 24 33 39.2 110.3 -3.3 -38.9 -33 2478 No stop 20 30 40 --- 08 26 03 39.4 110.7 -3.3 -38.8 57 2525 20 29 11 20 30 40 1146+189 08 26 03 38.7 109.4 -3.4 -39.2 -33 2525 No stop 20 32 10 --- 08 27 33 38.9 109.7 -3.4 -39.1 57 2571 20 30 41 20 32 10 J1143+1834 08 27 33 39.6 111.0 -3.3 -38.7 -34 2571 No stop 20 33 40 --- 08 29 03 39.8 111.4 -3.3 -38.6 56 2618 20 32 11 20 34 10 1146+189 08 29 33 39.2 110.2 -3.3 -39.0 -3 2618 20 34 10 20 35 10 --- 08 30 34 39.4 110.4 -3.3 -38.9 57 2649 20 34 11 20 35 10 J1143+1834 08 30 34 40.1 111.8 -3.2 -38.5 -34 2649 No stop 20 36 40 --- 08 32 04 40.3 112.1 -3.2 -38.4 56 2695 20 35 11 20 36 40 1146+189 08 32 04 39.6 110.8 -3.3 -38.8 -33 2695 No stop 20 38 10 --- 08 33 34 39.8 111.2 -3.3 -38.7 57 2741 20 36 41 20 38 10 J1143+1834 08 33 34 40.5 112.5 -3.2 -38.3 -34 2741 No stop 20 39 40 --- 08 35 04 40.7 112.9 -3.2 -38.1 56 2788 20 38 11 20 40 10 1146+189 08 35 34 40.1 111.6 -3.2 -38.6 -3 2788 20 40 10 20 41 10 --- 08 36 35 40.2 111.9 -3.2 -38.5 57 2819 20 40 11 20 41 10 J1143+1834 08 36 35 40.9 113.2 -3.1 -38.0 -34 2819 No stop 20 42 40 --- 08 38 05 41.2 113.6 -3.1 -37.9 56 2865 20 41 11 20 42 40 1146+189 08 38 05 40.5 112.3 -3.2 -38.4 -33 2865 No stop 20 44 10 --- 08 39 35 40.7 112.6 -3.2 -38.2 57 2911 20 42 41 20 44 10 J1143+1834 08 39 35 41.4 114.0 -3.1 -37.8 -34 2911 No stop 20 45 40 --- 08 41 05 41.6 114.4 -3.1 -37.6 56 2958 20 44 11 20 46 10 1146+189 08 41 35 41.0 113.1 -3.1 -38.1 -3 2958 20 46 10 20 47 10 --- 08 42 36 41.1 113.4 -3.1 -38.0 57 2989 20 46 11 20 47 10 J1143+1834 08 42 36 41.8 114.7 -3.0 -37.5 -34 2989 No stop 20 48 40 --- 08 44 06 42.0 115.1 -3.0 -37.4 56 3035 20 47 11 Schedule for EFLSBERG (Code Ef ) Page 7 Study of a potential gravitational lens system at milliarcsecond scales 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 ---------------------------------------------------------------------------------------- --- Wed 13 Mar 2024 Day 73 --- 20 48 40 1146+189 08 44 06 41.3 113.7 -3.1 -37.9 -33 3035 No stop 20 50 10 --- 08 45 36 41.6 114.1 -3.1 -37.7 57 3081 20 48 41 20 50 10 J1143+1834 08 45 36 42.2 115.5 -3.0 -37.2 -34 3081 No stop 20 51 40 --- 08 47 06 42.5 115.9 -3.0 -37.1 56 3128 20 50 11 20 52 10 1146+189 08 47 36 41.9 114.6 -3.0 -37.6 -3 3128 20 52 10 20 53 10 --- 08 48 37 42.0 114.9 -3.0 -37.5 57 3159 20 52 11 ---------- fringe finder & EF pointing ---------- 21 01 10 J1159+2914 08 56 38 49.6 104.2 -3.1 -44.9 411 3159 21 01 10 21 05 10 =1156+295 09 00 39 50.2 105.1 -3.0 -44.6 240 3282 21 01 11 21 06 20 1146+189 09 01 49 43.9 118.3 -2.8 -36.2 -1 3282 21 06 20 21 07 30 --- 09 02 59 44.0 118.6 -2.8 -36.1 69 3318 21 06 21 21 07 30 J1143+1834 09 02 59 44.7 120.1 -2.7 -35.4 -35 3318 No stop 21 09 00 --- 09 04 29 44.9 120.5 -2.7 -35.3 55 3365 21 07 31 21 09 00 1146+189 09 04 29 44.3 119.0 -2.8 -35.9 -34 3365 No stop 21 10 30 --- 09 05 59 44.5 119.4 -2.7 -35.7 56 3411 21 09 01 21 10 30 J1143+1834 09 05 59 45.1 120.9 -2.6 -35.1 -35 3411 No stop 21 12 00 --- 09 07 30 45.3 121.3 -2.6 -34.9 55 3458 21 10 31 21 12 30 1146+189 09 08 00 44.7 120.0 -2.7 -35.5 -4 3458 21 12 30 21 13 30 --- 09 09 00 44.9 120.2 -2.7 -35.4 56 3488 21 12 31 21 13 30 J1143+1834 09 09 00 45.5 121.7 -2.6 -34.8 -35 3488 No stop 21 15 00 --- 09 10 30 45.7 122.1 -2.6 -34.6 55 3535 21 13 31 21 15 00 1146+189 09 10 30 45.1 120.6 -2.7 -35.2 -34 3535 No stop 21 16 30 --- 09 12 00 45.3 121.0 -2.6 -35.1 56 3581 21 15 01 21 16 30 J1143+1834 09 12 00 45.9 122.6 -2.5 -34.4 -35 3581 No stop 21 18 00 --- 09 13 31 46.1 123.0 -2.5 -34.2 55 3628 21 16 31 21 18 30 1146+189 09 14 01 45.6 121.6 -2.6 -34.8 -4 3628 21 18 30 21 19 30 --- 09 15 01 45.7 121.9 -2.6 -34.7 56 3658 21 18 31 21 19 30 J1143+1834 09 15 01 46.3 123.4 -2.5 -34.0 -35 3658 No stop 21 21 00 --- 09 16 31 46.5 123.9 -2.5 -33.8 55 3705 21 19 31 Schedule for EFLSBERG (Code Ef ) Page 8 Study of a potential gravitational lens system at milliarcsecond scales 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 ---------------------------------------------------------------------------------------- --- Wed 13 Mar 2024 Day 73 --- 21 21 00 1146+189 09 16 31 45.9 122.3 -2.6 -34.5 -34 3705 No stop 21 22 30 --- 09 18 01 46.1 122.7 -2.5 -34.3 56 3751 21 21 01 21 22 30 J1143+1834 09 18 01 46.7 124.3 -2.4 -33.6 -35 3751 No stop 21 24 00 --- 09 19 32 46.9 124.7 -2.4 -33.4 55 3798 21 22 31 21 24 30 1146+189 09 20 02 46.4 123.3 -2.5 -34.1 -4 3798 21 24 30 21 25 30 --- 09 21 02 46.5 123.6 -2.5 -34.0 56 3829 21 24 31 21 25 30 J1143+1834 09 21 02 47.1 125.2 -2.4 -33.2 -35 3829 No stop 21 27 00 --- 09 22 32 47.3 125.6 -2.4 -33.0 55 3875 21 25 31 21 27 00 1146+189 09 22 32 46.7 124.0 -2.5 -33.8 -34 3875 No stop 21 28 30 --- 09 24 02 46.9 124.4 -2.4 -33.6 56 3921 21 27 01 21 28 30 J1143+1834 09 24 02 47.5 126.0 -2.3 -32.8 -35 3921 No stop 21 30 00 --- 09 25 33 47.7 126.5 -2.3 -32.6 55 3968 21 28 31 21 30 30 1146+189 09 26 03 47.2 125.0 -2.4 -33.3 -4 3968 21 30 30 21 31 30 --- 09 27 03 47.3 125.3 -2.4 -33.2 56 3999 21 30 31 21 31 30 J1143+1834 09 27 03 47.9 126.9 -2.3 -32.4 -35 3999 No stop 21 33 00 --- 09 28 33 48.1 127.4 -2.3 -32.2 55 4045 21 31 31 21 33 00 1146+189 09 28 33 47.5 125.8 -2.4 -33.0 -34 4045 No stop 21 34 30 --- 09 30 03 47.7 126.2 -2.3 -32.8 56 4091 21 33 01 21 34 30 J1143+1834 09 30 03 48.3 127.8 -2.2 -32.0 -36 4091 No stop 21 36 00 --- 09 31 34 48.4 128.3 -2.2 -31.7 54 4138 21 34 31 21 36 30 1146+189 09 32 04 47.9 126.8 -2.3 -32.5 -5 4138 21 36 30 21 37 30 --- 09 33 04 48.1 127.1 -2.3 -32.3 55 4169 21 36 31 21 37 30 J1143+1834 09 33 04 48.6 128.7 -2.2 -31.5 -36 4169 No stop 21 39 00 --- 09 34 34 48.8 129.2 -2.2 -31.3 54 4215 21 37 31 21 39 00 1146+189 09 34 34 48.2 127.6 -2.3 -32.1 -35 4215 No stop 21 40 30 --- 09 36 04 48.4 128.0 -2.2 -31.9 55 4261 21 39 01 21 40 30 J1143+1834 09 36 04 49.0 129.7 -2.1 -31.1 -36 4261 No stop 21 42 00 --- 09 37 35 49.2 130.1 -2.1 -30.8 54 4308 21 40 31 21 42 30 1146+189 09 38 05 48.7 128.6 -2.2 -31.6 -5 4308 21 42 30 21 43 30 --- 09 39 05 48.8 128.9 -2.2 -31.4 55 4339 21 42 31 Schedule for EFLSBERG (Code Ef ) Page 9 Study of a potential gravitational lens system at milliarcsecond scales 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 ---------------------------------------------------------------------------------------- --- Wed 13 Mar 2024 Day 73 --- 21 43 30 J1143+1834 09 39 05 49.4 130.6 -2.1 -30.6 -36 4339 No stop 21 45 00 --- 09 40 35 49.5 131.1 -2.1 -30.3 54 4385 21 43 31 21 45 00 1146+189 09 40 35 49.0 129.4 -2.2 -31.2 -35 4385 No stop 21 46 30 --- 09 42 05 49.2 129.9 -2.1 -31.0 55 4431 21 45 01 21 46 30 J1143+1834 09 42 05 49.7 131.6 -2.0 -30.1 -36 4431 No stop 21 48 00 --- 09 43 36 49.9 132.0 -2.0 -29.8 54 4478 21 46 31 21 48 30 1146+189 09 44 06 49.4 130.5 -2.1 -30.7 -5 4478 21 48 30 21 49 30 --- 09 45 06 49.5 130.8 -2.1 -30.5 55 4509 21 48 31 21 49 30 J1143+1834 09 45 06 50.1 132.5 -2.0 -29.6 -36 4509 No stop 21 51 00 --- 09 46 36 50.3 133.0 -2.0 -29.3 54 4555 21 49 31 21 51 00 1146+189 09 46 36 49.7 131.3 -2.1 -30.3 -35 4555 No stop 21 52 30 --- 09 48 06 49.9 131.8 -2.0 -30.0 55 4601 21 51 01 21 52 30 J1143+1834 09 48 06 50.4 133.5 -1.9 -29.1 -36 4601 No stop 21 54 00 --- 09 49 37 50.6 134.0 -1.9 -28.8 54 4648 21 52 31 21 54 30 1146+189 09 50 07 50.1 132.4 -2.0 -29.7 -5 4648 21 54 30 21 55 30 --- 09 51 07 50.3 132.7 -2.0 -29.5 55 4679 21 54 31 21 55 30 J1143+1834 09 51 07 50.8 134.5 -1.9 -28.6 -36 4679 No stop 21 57 00 --- 09 52 37 50.9 135.0 -1.9 -28.3 54 4725 21 55 31 21 57 00 1146+189 09 52 37 50.4 133.2 -2.0 -29.3 -35 4725 No stop 21 58 30 --- 09 54 07 50.6 133.7 -1.9 -29.0 55 4771 21 57 01 21 58 30 J1143+1834 09 54 07 51.1 135.5 -1.8 -28.0 -37 4771 No stop 22 00 00 --- 09 55 38 51.3 136.0 -1.8 -27.8 53 4818 21 58 31 22 00 30 1146+189 09 56 08 50.8 134.4 -1.9 -28.7 -5 4818 22 00 30 22 01 30 --- 09 57 08 51.0 134.7 -1.9 -28.5 55 4849 22 00 31 22 01 30 J1143+1834 09 57 08 51.4 136.5 -1.8 -27.5 -37 4849 No stop 22 03 00 --- 09 58 38 51.6 137.0 -1.8 -27.2 53 4895 22 01 31 22 03 00 1146+189 09 58 38 51.1 135.2 -1.9 -28.2 -35 4895 No stop 22 04 30 --- 10 00 08 51.3 135.7 -1.8 -27.9 55 4942 22 03 01 22 04 30 J1143+1834 10 00 08 51.8 137.5 -1.7 -26.9 -37 4942 No stop 22 06 00 --- 10 01 39 51.9 138.0 -1.7 -26.6 53 4988 22 04 31 Schedule for EFLSBERG (Code Ef ) Page 10 Study of a potential gravitational lens system at milliarcsecond scales 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 ---------------------------------------------------------------------------------------- --- Wed 13 Mar 2024 Day 73 --- 22 06 30 1146+189 10 02 09 51.5 136.4 -1.8 -27.6 -6 4988 22 06 30 22 07 30 --- 10 03 09 51.6 136.7 -1.8 -27.4 54 5019 22 06 31 22 07 30 J1143+1834 10 03 09 52.1 138.5 -1.7 -26.3 -37 5019 No stop 22 09 00 --- 10 04 39 52.3 139.1 -1.7 -26.0 53 5065 22 07 31 22 09 00 1146+189 10 04 39 51.8 137.2 -1.8 -27.1 -36 5065 No stop 22 10 30 --- 10 06 09 51.9 137.7 -1.7 -26.8 54 5112 22 09 01 22 10 30 J1143+1834 10 06 09 52.4 139.6 -1.6 -25.8 -37 5112 No stop 22 12 00 --- 10 07 39 52.6 140.1 -1.6 -25.5 53 5158 22 10 31 22 12 30 1146+189 10 08 10 52.2 138.4 -1.7 -26.4 -6 5158 22 12 30 22 13 30 --- 10 09 10 52.3 138.8 -1.7 -26.2 54 5189 22 12 31 22 13 30 J1143+1834 10 09 10 52.7 140.6 -1.6 -25.1 -37 5189 No stop 22 15 00 --- 10 10 40 52.9 141.2 -1.6 -24.8 53 5235 22 13 31 22 15 00 1146+189 10 10 40 52.4 139.3 -1.7 -25.9 -36 5235 No stop 22 16 30 --- 10 12 10 52.6 139.8 -1.6 -25.6 54 5282 22 15 01 22 16 30 J1143+1834 10 12 10 53.0 141.7 -1.5 -24.5 -37 5282 No stop 22 18 00 --- 10 13 40 53.2 142.3 -1.5 -24.2 53 5328 22 16 31 22 18 30 1146+189 10 14 11 52.8 140.5 -1.6 -25.2 -6 5328 22 18 30 22 19 30 --- 10 15 11 52.9 140.9 -1.6 -25.0 54 5359 22 18 31 22 19 30 J1143+1834 10 15 11 53.3 142.8 -1.5 -23.9 -37 5359 No stop 22 21 00 --- 10 16 41 53.4 143.4 -1.5 -23.6 53 5405 22 19 31 22 21 00 1146+189 10 16 41 53.0 141.4 -1.6 -24.7 -36 5405 No stop 22 22 30 --- 10 18 11 53.2 142.0 -1.5 -24.4 54 5452 22 21 01 22 22 30 J1143+1834 10 18 11 53.6 143.9 -1.4 -23.3 -37 5452 No stop 22 24 00 --- 10 19 41 53.7 144.5 -1.4 -22.9 53 5498 22 22 31 22 24 30 1146+189 10 20 12 53.4 142.7 -1.5 -24.0 -6 5498 22 24 30 22 25 30 --- 10 21 12 53.5 143.0 -1.5 -23.8 54 5529 22 24 31 22 25 30 J1143+1834 10 21 12 53.9 145.0 -1.4 -22.6 -38 5529 No stop 22 27 00 --- 10 22 42 54.0 145.6 -1.4 -22.3 52 5575 22 25 31 22 27 00 1146+189 10 22 42 53.6 143.6 -1.5 -23.5 -36 5575 No stop 22 28 30 --- 10 24 12 53.8 144.1 -1.4 -23.1 54 5622 22 27 01 Schedule for EFLSBERG (Code Ef ) Page 11 Study of a potential gravitational lens system at milliarcsecond scales 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 ---------------------------------------------------------------------------------------- --- Wed 13 Mar 2024 Day 73 --- 22 28 30 J1143+1834 10 24 12 54.1 146.1 -1.3 -21.9 -38 5622 No stop 22 30 00 --- 10 25 42 54.3 146.7 -1.3 -21.6 52 5668 22 28 31 22 30 30 1146+189 10 26 13 53.9 144.9 -1.4 -22.7 -6 5668 22 30 30 22 31 30 --- 10 27 13 54.0 145.3 -1.4 -22.5 54 5699 22 30 31 22 31 30 J1143+1834 10 27 13 54.4 147.3 -1.3 -21.2 -38 5699 No stop 22 33 00 --- 10 28 43 54.5 147.8 -1.3 -20.9 52 5745 22 31 31 22 33 00 1146+189 10 28 43 54.2 145.8 -1.4 -22.1 -36 5745 No stop 22 34 30 --- 10 30 13 54.3 146.4 -1.3 -21.8 54 5792 22 33 01 22 34 30 J1143+1834 10 30 13 54.7 148.4 -1.2 -20.5 -38 5792 No stop 22 36 00 --- 10 31 43 54.8 149.0 -1.2 -20.2 52 5838 22 34 31 22 36 30 1146+189 10 32 14 54.5 147.1 -1.3 -21.3 -7 5838 22 36 30 22 37 30 --- 10 33 14 54.6 147.5 -1.3 -21.1 53 5869 22 36 31 22 37 30 J1143+1834 10 33 14 54.9 149.6 -1.2 -19.8 -38 5869 No stop 22 39 00 --- 10 34 44 55.0 150.2 -1.2 -19.5 52 5915 22 37 31 22 39 00 1146+189 10 34 44 54.7 148.1 -1.3 -20.7 -37 5915 No stop 22 40 30 --- 10 36 14 54.8 148.7 -1.2 -20.4 53 5962 22 39 01 22 40 30 J1143+1834 10 36 14 55.1 150.8 -1.1 -19.1 -38 5962 No stop 22 42 00 --- 10 37 44 55.3 151.3 -1.1 -18.7 52 6008 22 40 31 22 42 30 1146+189 10 38 15 55.0 149.5 -1.2 -19.9 -7 6008 22 42 30 22 43 30 --- 10 39 15 55.1 149.8 -1.2 -19.7 53 6039 22 42 31 22 43 30 J1143+1834 10 39 15 55.4 151.9 -1.1 -18.4 -38 6039 No stop 22 45 00 --- 10 40 45 55.5 152.5 -1.1 -18.0 52 6085 22 43 31 22 45 00 1146+189 10 40 45 55.2 150.4 -1.2 -19.3 -37 6085 No stop 22 46 30 --- 10 42 15 55.3 151.0 -1.1 -19.0 53 6132 22 45 01 22 46 30 J1143+1834 10 42 15 55.6 153.1 -1.0 -17.6 -38 6132 No stop 22 48 00 --- 10 43 45 55.7 153.7 -1.0 -17.2 52 6178 22 46 31 22 48 30 1146+189 10 44 15 55.4 151.8 -1.1 -18.5 -7 6178 22 48 30 22 49 30 --- 10 45 16 55.5 152.2 -1.1 -18.2 53 6209 22 48 31 22 49 30 J1143+1834 10 45 16 55.8 154.3 -1.0 -16.9 -38 6209 No stop 22 51 00 --- 10 46 46 55.9 155.0 -1.0 -16.5 52 6255 22 49 31 Schedule for EFLSBERG (Code Ef ) Page 12 Study of a potential gravitational lens system at milliarcsecond scales 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 ---------------------------------------------------------------------------------------- --- Wed 13 Mar 2024 Day 73 --- 22 51 00 1146+189 10 46 46 55.6 152.8 -1.1 -17.8 -37 6255 No stop 22 52 30 --- 10 48 16 55.7 153.4 -1.0 -17.5 53 6302 22 51 01 22 52 30 J1143+1834 10 48 16 56.0 155.6 -0.9 -16.1 -39 6302 No stop 22 54 00 --- 10 49 46 56.1 156.2 -0.9 -15.7 51 6348 22 52 31 22 54 30 1146+189 10 50 16 55.9 154.2 -1.0 -16.9 -7 6348 22 54 30 22 55 30 --- 10 51 17 55.9 154.6 -1.0 -16.7 53 6379 22 54 31 ---------- fringe finder & EF pointing ---------- 23 03 30 J1159+2914 10 59 18 65.7 145.8 -1.0 -24.1 412 6379 23 03 30 23 07 30 =1156+295 11 03 19 66.0 147.8 -1.0 -22.8 240 6503 23 03 31 23 08 40 1146+189 11 04 29 56.8 160.1 -0.8 -13.2 2 6503 23 08 40 23 09 50 --- 11 05 39 56.8 160.6 -0.7 -12.9 70 6539 23 08 41 23 09 50 J1143+1834 11 05 39 57.0 162.8 -0.7 -11.4 -39 6539 No stop 23 11 20 --- 11 07 09 57.1 163.5 -0.6 -11.0 51 6585 23 09 51 23 11 20 1146+189 11 07 09 56.9 161.2 -0.7 -12.5 -38 6585 No stop 23 12 50 --- 11 08 39 57.0 161.9 -0.7 -12.0 52 6632 23 11 21 23 12 50 J1143+1834 11 08 39 57.1 164.1 -0.6 -10.6 -39 6632 No stop 23 14 20 --- 11 10 10 57.2 164.8 -0.6 -10.1 51 6678 23 12 51 23 14 50 1146+189 11 10 40 57.1 162.7 -0.7 -11.5 -8 6678 23 14 50 23 15 50 --- 11 11 40 57.1 163.1 -0.6 -11.2 52 6709 23 14 51 23 15 50 J1143+1834 11 11 40 57.2 165.4 -0.6 -9.7 -39 6709 No stop 23 17 20 --- 11 13 10 57.3 166.1 -0.5 -9.3 51 6755 23 15 51 23 17 20 1146+189 11 13 10 57.2 163.8 -0.6 -10.8 -38 6755 No stop 23 18 50 --- 11 14 40 57.2 164.4 -0.6 -10.4 52 6802 23 17 21 23 18 50 J1143+1834 11 14 40 57.4 166.7 -0.5 -8.9 -39 6802 No stop 23 20 20 --- 11 16 11 57.4 167.4 -0.5 -8.4 51 6848 23 18 51 23 20 50 1146+189 11 16 41 57.3 165.3 -0.6 -9.8 -8 6848 23 20 50 23 21 50 --- 11 17 41 57.4 165.7 -0.5 -9.5 52 6879 23 20 51 23 21 50 J1143+1834 11 17 41 57.5 168.0 -0.5 -8.0 -39 6879 No stop 23 23 20 --- 11 19 11 57.5 168.7 -0.4 -7.6 51 6925 23 21 51 Schedule for EFLSBERG (Code Ef ) Page 13 Study of a potential gravitational lens system at milliarcsecond scales 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 ---------------------------------------------------------------------------------------- --- Wed 13 Mar 2024 Day 73 --- 23 23 20 1146+189 11 19 11 57.4 166.4 -0.5 -9.1 -38 6925 No stop 23 24 50 --- 11 20 41 57.5 167.0 -0.5 -8.6 52 6972 23 23 21 23 24 50 J1143+1834 11 20 41 57.6 169.3 -0.4 -7.1 -39 6972 No stop 23 26 20 --- 11 22 12 57.6 170.0 -0.4 -6.7 51 7018 23 24 51 23 26 50 1146+189 11 22 42 57.6 167.9 -0.5 -8.1 -8 7018 23 26 50 23 27 50 --- 11 23 42 57.6 168.4 -0.4 -7.8 52 7049 23 26 51 23 27 50 J1143+1834 11 23 42 57.6 170.7 -0.4 -6.2 -39 7049 No stop 23 29 20 --- 11 25 12 57.7 171.3 -0.3 -5.8 51 7095 23 27 51 23 29 20 1146+189 11 25 12 57.6 169.0 -0.4 -7.3 -38 7095 No stop 23 30 50 --- 11 26 42 57.7 169.7 -0.4 -6.9 52 7142 23 29 21 23 30 50 J1143+1834 11 26 42 57.7 172.0 -0.3 -5.4 -39 7142 No stop 23 32 20 --- 11 28 13 57.7 172.7 -0.3 -4.9 51 7188 23 30 51 23 32 50 1146+189 11 28 43 57.7 170.6 -0.4 -6.3 -8 7188 23 32 50 23 33 50 --- 11 29 43 57.8 171.0 -0.3 -6.0 52 7219 23 32 51 23 33 50 J1143+1834 11 29 43 57.8 173.3 -0.2 -4.5 -39 7219 No stop 23 35 20 --- 11 31 13 57.8 174.0 -0.2 -4.0 51 7265 23 33 51 23 35 20 1146+189 11 31 13 57.8 171.7 -0.3 -5.6 -38 7265 No stop 23 36 50 --- 11 32 43 57.8 172.3 -0.3 -5.1 52 7312 23 35 21 23 36 50 J1143+1834 11 32 43 57.8 174.7 -0.2 -3.6 -40 7312 No stop 23 38 20 --- 11 34 14 57.8 175.3 -0.2 -3.1 50 7358 23 36 51 23 38 50 1146+189 11 34 44 57.9 173.2 -0.3 -4.5 -8 7358 23 38 50 23 39 50 --- 11 35 44 57.9 173.7 -0.2 -4.2 52 7389 23 38 51 23 39 50 J1143+1834 11 35 44 57.9 176.0 -0.1 -2.7 -40 7389 No stop 23 41 20 --- 11 37 14 57.9 176.7 -0.1 -2.2 50 7435 23 39 51 23 41 20 1146+189 11 37 14 57.9 174.3 -0.2 -3.8 -38 7435 No stop 23 42 50 --- 11 38 44 57.9 175.0 -0.2 -3.3 52 7482 23 41 21 23 42 50 J1143+1834 11 38 44 57.9 177.3 -0.1 -1.8 -40 7482 No stop 23 44 20 --- 11 40 15 57.9 178.0 -0.1 -1.3 50 7528 23 42 51 23 44 50 1146+189 11 40 45 58.0 175.9 -0.2 -2.7 -8 7528 23 44 50 23 45 50 --- 11 41 45 58.0 176.4 -0.1 -2.4 52 7559 23 44 51 Schedule for EFLSBERG (Code Ef ) Page 14 Study of a potential gravitational lens system at milliarcsecond scales 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 ---------------------------------------------------------------------------------------- --- Wed 13 Mar 2024 Day 73 --- 23 45 50 J1143+1834 11 41 45 57.9 178.7 -0.0 -0.9 -40 7559 No stop 23 47 20 --- 11 43 15 57.9 179.4 -0.0 -0.4 50 7605 23 45 51 23 47 20 1146+189 11 43 15 58.0 177.0 -0.1 -2.0 -38 7605 No stop 23 48 50 --- 11 44 45 58.0 177.7 -0.1 -1.5 52 7652 23 47 21 23 48 50 J1143+1834 11 44 45 57.9 180.0 0.0 0.0 -40 7652 No stop 23 50 20 --- 11 46 16 57.9 180.7 0.0 0.5 50 7698 23 48 51 23 50 50 1146+189 11 46 46 58.0 178.6 -0.1 -0.9 -8 7698 23 50 50 23 51 50 --- 11 47 46 58.0 179.0 -0.0 -0.6 52 7729 23 50 51 23 51 50 J1143+1834 11 47 46 57.9 181.4 0.1 0.9 -40 7729 No stop 23 53 20 --- 11 49 16 57.9 182.0 0.1 1.4 50 7776 23 51 51 23 53 20 1146+189 11 49 16 58.0 179.7 -0.0 -0.2 -38 7776 No stop 23 54 50 --- 11 50 46 58.0 180.4 0.0 0.3 52 7822 23 53 21 23 54 50 J1143+1834 11 50 46 57.9 182.7 0.1 1.8 -39 7822 No stop 23 56 20 --- 11 52 17 57.9 183.4 0.1 2.3 51 7868 23 54 51 23 56 50 1146+189 11 52 47 58.0 181.3 0.0 0.9 -8 7868 23 56 50 23 57 50 --- 11 53 47 58.0 181.7 0.1 1.2 52 7899 23 56 51 23 57 50 J1143+1834 11 53 47 57.9 184.0 0.2 2.7 -39 7899 No stop 23 59 20 --- 11 55 17 57.8 184.7 0.2 3.2 51 7946 23 57 51 --- Start: Wed 13 Mar 2024 Day 73 -- Stop: Thu 14 Mar 2024 Day 74 --- 23 59 20 1146+189 11 55 17 58.0 182.4 0.1 1.6 -38 7946 No stop 00 00 50 --- 11 56 47 58.0 183.1 0.1 2.1 52 7992 23 59 21 00 00 50 J1143+1834 11 56 47 57.8 185.4 0.2 3.6 -39 7992 No stop 00 02 20 --- 11 58 18 57.8 186.1 0.2 4.1 51 8038 00 00 51 00 02 50 1146+189 11 58 48 58.0 184.0 0.1 2.7 -8 8038 00 02 50 00 03 50 --- 11 59 48 57.9 184.4 0.2 3.0 52 8069 00 02 51 00 03 50 J1143+1834 11 59 48 57.8 186.7 0.3 4.5 -39 8069 No stop 00 05 20 --- 12 01 18 57.7 187.4 0.3 4.9 51 8116 00 03 51 00 05 20 1146+189 12 01 18 57.9 185.1 0.2 3.4 -38 8116 No stop 00 06 50 --- 12 02 48 57.9 185.8 0.2 3.9 52 8162 00 05 21 Schedule for EFLSBERG (Code Ef ) Page 15 Study of a potential gravitational lens system at milliarcsecond scales 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 ---------------------------------------------------------------------------------------- --- Thu 14 Mar 2024 Day 74 --- 00 06 50 J1143+1834 12 02 48 57.7 188.1 0.3 5.4 -39 8162 No stop 00 08 20 --- 12 04 19 57.7 188.7 0.3 5.8 51 8208 00 06 51 00 08 50 1146+189 12 04 49 57.9 186.7 0.2 4.5 -8 8208 00 08 50 00 09 50 --- 12 05 49 57.9 187.1 0.3 4.8 52 8239 00 08 51 00 09 50 J1143+1834 12 05 49 57.6 189.4 0.4 6.3 -39 8239 No stop 00 11 20 --- 12 07 19 57.6 190.0 0.4 6.7 51 8286 00 09 51 00 11 20 1146+189 12 07 19 57.8 187.8 0.3 5.2 -38 8286 No stop 00 12 50 --- 12 08 49 57.8 188.4 0.3 5.6 52 8332 00 11 21 00 12 50 J1143+1834 12 08 49 57.6 190.7 0.4 7.2 -39 8332 No stop 00 14 20 --- 12 10 20 57.5 191.4 0.4 7.6 51 8378 00 12 51 00 14 50 1146+189 12 10 50 57.7 189.3 0.3 6.2 -8 8378 00 14 50 00 15 50 --- 12 11 50 57.7 189.8 0.4 6.5 52 8409 00 14 51 00 15 50 J1143+1834 12 11 50 57.5 192.0 0.5 8.0 -39 8409 No stop 00 17 20 --- 12 13 20 57.4 192.7 0.5 8.5 51 8456 00 15 51 00 17 20 1146+189 12 13 20 57.7 190.4 0.4 7.0 -38 8456 No stop 00 18 50 --- 12 14 50 57.6 191.1 0.4 7.4 52 8502 00 17 21 00 18 50 J1143+1834 12 14 50 57.4 193.3 0.5 8.9 -39 8502 No stop 00 20 20 --- 12 16 21 57.3 194.0 0.5 9.3 51 8548 00 18 51 00 20 50 1146+189 12 16 51 57.6 192.0 0.4 8.0 -8 8548 00 20 50 00 21 50 --- 12 17 51 57.5 192.4 0.5 8.3 52 8579 00 20 51 00 21 50 J1143+1834 12 17 51 57.2 194.6 0.6 9.7 -39 8579 No stop 00 23 20 --- 12 19 21 57.2 195.3 0.6 10.2 51 8626 00 21 51 00 23 20 1146+189 12 19 21 57.5 193.1 0.5 8.7 -37 8626 No stop 00 24 50 --- 12 20 51 57.4 193.7 0.5 9.1 53 8672 00 23 21 00 24 50 J1143+1834 12 20 51 57.1 195.9 0.6 10.6 -39 8672 No stop 00 26 20 --- 12 22 22 57.1 196.6 0.6 11.0 51 8718 00 24 51 00 26 50 1146+189 12 22 52 57.3 194.6 0.5 9.7 -7 8718 00 26 50 00 27 50 --- 12 23 52 57.3 195.0 0.6 10.0 53 8749 00 26 51 00 27 50 J1143+1834 12 23 52 57.0 197.2 0.7 11.4 -39 8749 No stop 00 29 20 --- 12 25 22 56.9 197.9 0.7 11.9 51 8796 00 27 51 Schedule for EFLSBERG (Code Ef ) Page 16 Study of a potential gravitational lens system at milliarcsecond scales 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 ---------------------------------------------------------------------------------------- --- Thu 14 Mar 2024 Day 74 --- 00 29 20 1146+189 12 25 22 57.2 195.7 0.6 10.4 -37 8796 No stop 00 30 50 --- 12 26 52 57.2 196.3 0.6 10.9 53 8842 00 29 21 00 30 50 J1143+1834 12 26 52 56.8 198.5 0.7 12.3 -39 8842 No stop 00 32 20 --- 12 28 23 56.8 199.1 0.7 12.7 51 8889 00 30 51 00 32 50 1146+189 12 28 53 57.1 197.2 0.6 11.4 -7 8889 00 32 50 00 33 50 --- 12 29 53 57.0 197.6 0.7 11.7 53 8919 00 32 51 00 33 50 J1143+1834 12 29 53 56.7 199.8 0.8 13.1 -39 8919 No stop 00 35 20 --- 12 31 23 56.6 200.4 0.8 13.5 51 8966 00 33 51 00 35 20 1146+189 12 31 23 57.0 198.2 0.7 12.1 -37 8966 No stop 00 36 50 --- 12 32 53 56.9 198.9 0.7 12.5 53 9012 00 35 21 00 36 50 J1143+1834 12 32 53 56.5 201.0 0.8 13.9 -39 9012 No stop 00 38 20 --- 12 34 24 56.4 201.7 0.8 14.3 51 9059 00 36 51 00 38 50 1146+189 12 34 54 56.8 199.7 0.7 13.1 -7 9059 00 38 50 00 39 50 --- 12 35 54 56.7 200.2 0.8 13.4 53 9089 00 38 51 00 39 50 J1143+1834 12 35 54 56.3 202.3 0.9 14.7 -38 9089 No stop 00 41 20 --- 12 37 24 56.2 202.9 0.9 15.1 52 9136 00 39 51 00 41 20 1146+189 12 37 24 56.6 200.8 0.8 13.8 -37 9136 No stop 00 42 50 --- 12 38 54 56.6 201.4 0.8 14.2 53 9182 00 41 21 00 42 50 J1143+1834 12 38 54 56.1 203.5 0.9 15.5 -38 9182 No stop 00 44 20 --- 12 40 25 56.1 204.1 0.9 15.9 52 9229 00 42 51 00 44 50 1146+189 12 40 55 56.4 202.2 0.9 14.7 -7 9229 00 44 50 00 45 50 --- 12 41 55 56.4 202.7 0.9 15.0 53 9260 00 44 51 00 45 50 J1143+1834 12 41 55 56.0 204.7 1.0 16.3 -38 9260 No stop 00 47 20 --- 12 43 25 55.9 205.4 1.0 16.7 52 9306 00 45 51 00 47 20 1146+189 12 43 25 56.3 203.3 0.9 15.4 -37 9306 No stop 00 48 50 --- 12 44 55 56.2 203.9 0.9 15.8 53 9352 00 47 21 00 48 50 J1143+1834 12 44 55 55.7 206.0 1.0 17.1 -38 9352 No stop 00 50 20 --- 12 46 26 55.6 206.6 1.0 17.4 52 9399 00 48 51 00 50 50 1146+189 12 46 56 56.1 204.7 1.0 16.3 -7 9399 00 50 50 00 51 50 --- 12 47 56 56.0 205.1 1.0 16.5 53 9430 00 50 51 Schedule for EFLSBERG (Code Ef ) Page 17 Study of a potential gravitational lens system at milliarcsecond scales 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 ---------------------------------------------------------------------------------------- --- Thu 14 Mar 2024 Day 74 --- 00 51 50 J1143+1834 12 47 56 55.5 207.2 1.1 17.8 -38 9430 No stop 00 53 20 --- 12 49 26 55.4 207.8 1.1 18.2 52 9476 00 51 51 00 53 20 1146+189 12 49 26 55.9 205.7 1.0 16.9 -36 9476 No stop 00 54 50 --- 12 50 56 55.8 206.3 1.0 17.3 54 9522 00 53 21 00 54 50 J1143+1834 12 50 56 55.3 208.4 1.1 18.6 -38 9522 No stop 00 56 20 --- 12 52 26 55.2 209.0 1.1 18.9 52 9569 00 54 51 00 56 50 1146+189 12 52 57 55.6 207.1 1.1 17.8 -6 9569 00 56 50 00 57 50 --- 12 53 57 55.6 207.5 1.1 18.1 54 9600 00 56 51 ---------- fringe finder & EF pointing ---------- 01 05 50 J1159+2914 13 01 58 65.7 214.0 1.0 24.0 407 9600 01 05 50 01 09 50 =1156+295 13 05 59 65.3 216.0 1.1 25.3 240 9723 01 05 51 01 11 00 1146+189 13 07 09 54.5 212.7 1.3 21.2 -3 9723 01 11 00 01 12 10 --- 13 08 19 54.4 213.1 1.3 21.5 67 9759 01 11 01 01 12 10 J1143+1834 13 08 19 53.9 215.0 1.4 22.6 -37 9759 No stop 01 13 40 --- 13 09 49 53.7 215.6 1.4 22.9 53 9806 01 12 11 01 13 40 1146+189 13 09 49 54.3 213.7 1.3 21.8 -36 9806 No stop 01 15 10 --- 13 11 20 54.1 214.3 1.4 22.2 54 9852 01 13 41 01 15 10 J1143+1834 13 11 20 53.6 216.1 1.4 23.3 -37 9852 No stop 01 16 40 --- 13 12 50 53.4 216.7 1.5 23.6 53 9898 01 15 11 01 17 10 1146+189 13 13 20 54.0 215.0 1.4 22.6 -6 9898 01 17 10 01 18 10 --- 13 14 20 53.9 215.4 1.4 22.8 54 9929 01 17 11 01 18 10 J1143+1834 13 14 20 53.3 217.2 1.5 23.9 -37 9929 No stop 01 19 40 --- 13 15 50 53.2 217.8 1.5 24.2 53 9976 01 18 11 01 19 40 1146+189 13 15 50 53.7 215.9 1.4 23.2 -35 9976 No stop 01 21 10 --- 13 17 21 53.6 216.5 1.5 23.5 55 10022 01 19 41 01 21 10 J1143+1834 13 17 21 53.0 218.3 1.5 24.6 -37 10022 No stop 01 22 40 --- 13 18 51 52.9 218.9 1.6 24.9 53 10069 01 21 11 01 23 10 1146+189 13 19 21 53.4 217.2 1.5 23.9 -5 10069 01 23 10 01 24 10 --- 13 20 21 53.3 217.6 1.5 24.1 55 10099 01 23 11 Schedule for EFLSBERG (Code Ef ) Page 18 Study of a potential gravitational lens system at milliarcsecond scales 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 ---------------------------------------------------------------------------------------- --- Thu 14 Mar 2024 Day 74 --- 01 24 10 J1143+1834 13 20 21 52.7 219.4 1.6 25.2 -37 10099 No stop 01 25 40 --- 13 21 51 52.6 219.9 1.6 25.5 53 10146 01 24 11 01 25 40 1146+189 13 21 51 53.2 218.1 1.5 24.5 -35 10146 No stop 01 27 10 --- 13 23 22 53.0 218.7 1.6 24.8 55 10192 01 25 41 01 27 10 J1143+1834 13 23 22 52.4 220.4 1.6 25.8 -36 10192 No stop 01 28 40 --- 13 24 52 52.2 221.0 1.7 26.1 54 10239 01 27 11 01 29 10 1146+189 13 25 22 52.8 219.4 1.6 25.2 -5 10239 01 29 10 01 30 10 --- 13 26 22 52.7 219.7 1.6 25.4 55 10269 01 29 11 01 30 10 J1143+1834 13 26 22 52.1 221.5 1.7 26.4 -36 10269 No stop 01 31 40 --- 13 27 52 51.9 222.0 1.7 26.6 54 10316 01 30 11 01 31 40 1146+189 13 27 52 52.5 220.3 1.6 25.7 -35 10316 No stop 01 33 10 --- 13 29 23 52.4 220.8 1.7 26.0 55 10362 01 31 41 01 33 10 J1143+1834 13 29 23 51.8 222.5 1.7 26.9 -36 10362 No stop 01 34 40 --- 13 30 53 51.6 223.0 1.8 27.2 54 10409 01 33 11 01 35 10 1146+189 13 31 23 52.2 221.5 1.7 26.4 -5 10409 01 35 10 01 36 10 --- 13 32 23 52.1 221.8 1.7 26.6 55 10440 01 35 11 01 36 10 J1143+1834 13 32 23 51.4 223.5 1.8 27.5 -36 10440 No stop 01 37 40 --- 13 33 53 51.3 224.1 1.8 27.8 54 10486 01 36 11 01 37 40 1146+189 13 33 53 51.9 222.4 1.7 26.9 -35 10486 No stop 01 39 10 --- 13 35 24 51.8 222.9 1.8 27.1 55 10532 01 37 41 01 39 10 J1143+1834 13 35 24 51.1 224.6 1.8 28.0 -36 10532 No stop 01 40 40 --- 13 36 54 50.9 225.1 1.9 28.3 54 10579 01 39 11 01 41 10 1146+189 13 37 24 51.5 223.6 1.8 27.5 -5 10579 01 41 10 01 42 10 --- 13 38 24 51.4 223.9 1.8 27.7 55 10610 01 41 11 01 42 10 J1143+1834 13 38 24 50.8 225.6 1.9 28.6 -36 10610 No stop 01 43 40 --- 13 39 54 50.6 226.0 1.9 28.8 54 10656 01 42 11 01 43 40 1146+189 13 39 54 51.3 224.4 1.8 28.0 -35 10656 No stop 01 45 10 --- 13 41 25 51.1 224.9 1.9 28.2 55 10702 01 43 41 01 45 10 J1143+1834 13 41 25 50.4 226.5 1.9 29.1 -36 10702 No stop 01 46 40 --- 13 42 55 50.2 227.0 2.0 29.4 54 10749 01 45 11 Schedule for EFLSBERG (Code Ef ) Page 19 Study of a potential gravitational lens system at milliarcsecond scales 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 ---------------------------------------------------------------------------------------- --- Thu 14 Mar 2024 Day 74 --- 01 47 10 1146+189 13 43 25 50.9 225.6 1.9 28.6 -4 10749 01 47 10 01 48 10 --- 13 44 25 50.8 225.9 1.9 28.8 56 10780 01 47 11 01 48 10 J1143+1834 13 44 25 50.1 227.5 2.0 29.6 -36 10780 No stop 01 49 40 --- 13 45 55 49.9 228.0 2.0 29.9 54 10826 01 48 11 01 49 40 1146+189 13 45 55 50.6 226.4 1.9 29.0 -34 10826 No stop 01 51 10 --- 13 47 26 50.4 226.9 2.0 29.3 56 10872 01 49 41 01 51 10 J1143+1834 13 47 26 49.7 228.5 2.0 30.1 -35 10872 No stop 01 52 40 --- 13 48 56 49.5 228.9 2.1 30.4 55 10919 01 51 11 01 53 10 1146+189 13 49 26 50.2 227.5 2.0 29.6 -4 10919 01 53 10 01 54 10 --- 13 50 26 50.1 227.8 2.0 29.8 56 10950 01 53 11 01 54 10 J1143+1834 13 50 26 49.4 229.4 2.1 30.6 -35 10950 No stop 01 55 40 --- 13 51 56 49.2 229.9 2.1 30.8 55 10996 01 54 11 01 55 40 1146+189 13 51 56 49.9 228.3 2.0 30.1 -34 10996 No stop 01 57 10 --- 13 53 26 49.7 228.8 2.1 30.3 56 11042 01 55 41 01 57 10 J1143+1834 13 53 26 49.0 230.4 2.1 31.1 -35 11042 No stop 01 58 40 --- 13 54 57 48.8 230.8 2.2 31.3 55 11089 01 57 11 01 59 10 1146+189 13 55 27 49.5 229.4 2.1 30.6 -4 11089 01 59 10 02 00 10 --- 13 56 27 49.3 229.8 2.1 30.8 56 11120 01 59 11 02 00 10 J1143+1834 13 56 27 48.6 231.3 2.2 31.5 -35 11120 No stop 02 01 40 --- 13 57 57 48.4 231.7 2.2 31.8 55 11166 02 00 11 02 01 40 1146+189 13 57 57 49.2 230.2 2.1 31.0 -34 11166 No stop 02 03 10 --- 13 59 27 49.0 230.7 2.2 31.2 56 11212 02 01 41 02 03 10 J1143+1834 13 59 27 48.2 232.2 2.2 32.0 -35 11212 No stop 02 04 40 --- 14 00 58 48.1 232.7 2.3 32.2 55 11259 02 03 11 02 05 10 1146+189 14 01 28 48.7 231.3 2.2 31.6 -4 11259 02 05 10 02 06 10 --- 14 02 28 48.6 231.6 2.2 31.7 56 11290 02 05 11 02 06 10 J1143+1834 14 02 28 47.9 233.1 2.3 32.4 -35 11290 No stop 02 07 40 --- 14 03 58 47.7 233.5 2.3 32.6 55 11336 02 06 11 02 07 40 1146+189 14 03 58 48.4 232.1 2.2 31.9 -34 11336 No stop 02 09 10 --- 14 05 28 48.2 232.5 2.3 32.1 56 11382 02 07 41 Schedule for EFLSBERG (Code Ef ) Page 20 Study of a potential gravitational lens system at milliarcsecond scales 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 ---------------------------------------------------------------------------------------- --- Thu 14 Mar 2024 Day 74 --- 02 09 10 J1143+1834 14 05 28 47.5 234.0 2.3 32.8 -35 11382 No stop 02 10 40 --- 14 06 59 47.3 234.4 2.4 33.0 55 11429 02 09 11 02 11 10 1146+189 14 07 29 48.0 233.1 2.3 32.4 -4 11429 02 11 10 02 12 10 --- 14 08 29 47.8 233.4 2.3 32.6 56 11460 02 11 11 02 12 10 J1143+1834 14 08 29 47.1 234.9 2.4 33.2 -35 11460 No stop 02 13 40 --- 14 09 59 46.9 235.3 2.4 33.4 55 11506 02 12 11 02 13 40 1146+189 14 09 59 47.6 233.9 2.3 32.8 -33 11506 No stop 02 15 10 --- 14 11 29 47.5 234.3 2.4 33.0 57 11553 02 13 41 02 15 10 J1143+1834 14 11 29 46.7 235.7 2.4 33.6 -34 11553 No stop 02 16 40 --- 14 13 00 46.5 236.2 2.5 33.8 56 11599 02 15 11 02 17 10 1146+189 14 13 30 47.2 234.9 2.4 33.3 -3 11599 02 17 10 02 18 10 --- 14 14 30 47.1 235.2 2.4 33.4 57 11630 02 17 11 02 18 10 J1143+1834 14 14 30 46.3 236.6 2.5 34.0 -34 11630 No stop 02 19 40 --- 14 16 00 46.1 237.0 2.5 34.2 56 11676 02 18 11 02 19 40 1146+189 14 16 00 46.9 235.6 2.4 33.6 -33 11676 No stop 02 21 10 --- 14 17 30 46.7 236.1 2.5 33.8 57 11723 02 19 41 02 21 10 J1143+1834 14 17 30 45.9 237.5 2.5 34.4 -34 11723 No stop 02 22 40 --- 14 19 01 45.7 237.9 2.6 34.6 56 11769 02 21 11 02 23 10 1146+189 14 19 31 46.4 236.6 2.5 34.1 -3 11769 02 23 10 02 24 10 --- 14 20 31 46.3 236.9 2.5 34.2 57 11800 02 23 11 02 24 10 J1143+1834 14 20 31 45.5 238.3 2.6 34.8 -34 11800 No stop 02 25 40 --- 14 22 01 45.3 238.7 2.6 34.9 56 11846 02 24 11 02 25 40 1146+189 14 22 01 46.1 237.3 2.5 34.4 -33 11846 No stop 02 27 10 --- 14 23 31 45.9 237.8 2.6 34.6 57 11893 02 25 41 02 27 10 J1143+1834 14 23 31 45.1 239.1 2.6 35.1 -34 11893 No stop 02 28 40 --- 14 25 02 44.9 239.5 2.7 35.3 56 11939 02 27 11 02 29 10 1146+189 14 25 32 45.6 238.3 2.6 34.8 -3 11939 02 29 10 02 30 10 --- 14 26 32 45.5 238.6 2.6 34.9 57 11970 02 29 11 02 30 10 J1143+1834 14 26 32 44.7 240.0 2.7 35.5 -34 11970 No stop 02 31 40 --- 14 28 02 44.5 240.4 2.7 35.6 56 12016 02 30 11 Schedule for EFLSBERG (Code Ef ) Page 21 Study of a potential gravitational lens system at milliarcsecond scales 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 ---------------------------------------------------------------------------------------- --- Thu 14 Mar 2024 Day 74 --- 02 31 40 1146+189 14 28 02 45.3 239.0 2.6 35.1 -33 12016 No stop 02 33 10 --- 14 29 32 45.0 239.4 2.7 35.3 57 12063 02 31 41 02 33 10 J1143+1834 14 29 32 44.3 240.8 2.7 35.8 -34 12063 No stop 02 34 40 --- 14 31 03 44.0 241.2 2.8 36.0 56 12109 02 33 11 02 35 10 1146+189 14 31 33 44.8 240.0 2.7 35.5 -3 12109 02 35 10 02 36 10 --- 14 32 33 44.6 240.3 2.7 35.6 57 12140 02 35 11 02 36 10 J1143+1834 14 32 33 43.8 241.6 2.8 36.1 -34 12140 No stop 02 37 40 --- 14 34 03 43.6 242.0 2.8 36.3 56 12186 02 36 11 02 37 40 1146+189 14 34 03 44.4 240.7 2.7 35.8 -33 12186 No stop 02 39 10 --- 14 35 33 44.2 241.1 2.8 35.9 57 12233 02 37 41 02 39 10 J1143+1834 14 35 33 43.4 242.4 2.8 36.4 -33 12233 No stop 02 40 40 --- 14 37 04 43.2 242.8 2.9 36.6 57 12279 02 39 11 02 41 10 1146+189 14 37 34 43.9 241.6 2.8 36.1 -2 12279 02 41 10 02 42 10 --- 14 38 34 43.8 241.9 2.8 36.2 58 12310 02 41 11 02 42 10 J1143+1834 14 38 34 43.0 243.1 2.9 36.7 -33 12310 No stop 02 43 40 --- 14 40 04 42.8 243.5 2.9 36.9 57 12356 02 42 11 02 43 40 1146+189 14 40 04 43.6 242.3 2.8 36.4 -32 12356 No stop 02 45 10 --- 14 41 34 43.4 242.7 2.9 36.6 58 12403 02 43 41 02 45 10 J1143+1834 14 41 34 42.6 243.9 2.9 37.0 -33 12403 No stop 02 46 40 --- 14 43 05 42.3 244.3 3.0 37.2 57 12449 02 45 11 02 47 10 1146+189 14 43 35 43.1 243.2 2.9 36.8 -2 12449 02 47 10 02 48 10 --- 14 44 35 42.9 243.4 2.9 36.9 58 12480 02 47 11 02 48 10 J1143+1834 14 44 35 42.1 244.7 3.0 37.3 -33 12480 No stop 02 49 40 --- 14 46 05 41.9 245.1 3.0 37.4 57 12526 02 48 11 02 49 40 1146+189 14 46 05 42.7 243.8 2.9 37.0 -32 12526 No stop 02 51 10 --- 14 47 35 42.5 244.2 3.0 37.1 58 12573 02 49 41 02 51 10 J1143+1834 14 47 35 41.7 245.5 3.0 37.6 -33 12573 No stop 02 52 40 --- 14 49 06 41.5 245.8 3.1 37.7 57 12619 02 51 11 02 53 10 1146+189 14 49 36 42.2 244.7 3.0 37.3 -2 12619 02 53 10 02 54 10 --- 14 50 36 42.1 245.0 3.0 37.4 58 12650 02 53 11 Schedule for EFLSBERG (Code Ef ) Page 22 Study of a potential gravitational lens system at milliarcsecond scales 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 ---------------------------------------------------------------------------------------- --- Thu 14 Mar 2024 Day 74 --- 02 54 10 J1143+1834 14 50 36 41.3 246.2 3.1 37.8 -33 12650 No stop 02 55 40 --- 14 52 06 41.0 246.6 3.1 37.9 57 12696 02 54 11 02 55 40 1146+189 14 52 06 41.9 245.4 3.0 37.6 -32 12696 No stop 02 57 10 --- 14 53 36 41.7 245.7 3.1 37.7 58 12743 02 55 41 02 57 10 J1143+1834 14 53 36 40.8 247.0 3.1 38.1 -33 12743 No stop 02 58 40 --- 14 55 07 40.6 247.3 3.2 38.2 57 12789 02 57 11 02 59 10 1146+189 14 55 37 41.4 246.2 3.1 37.9 -2 12789 02 59 10 03 00 10 --- 14 56 37 41.2 246.5 3.1 37.9 58 12820 02 59 11 ---------- fringe finder & EF pointing ---------- 03 08 10 J1159+2914 15 04 38 49.6 255.7 3.1 44.8 412 12820 03 08 10 03 12 10 =1156+295 15 08 39 49.0 256.7 3.1 45.1 240 12944 03 08 11 03 13 20 1146+189 15 09 49 39.3 249.7 3.3 39.0 1 12944 03 13 20 03 14 30 --- 15 10 59 39.1 250.0 3.4 39.0 70 12980 03 13 21 03 14 30 J1143+1834 15 10 59 38.2 251.1 3.4 39.4 -32 12980 No stop 03 16 00 --- 15 12 29 38.0 251.5 3.5 39.5 58 13026 03 14 31 03 16 00 1146+189 15 12 29 38.9 250.3 3.4 39.2 -31 13026 No stop 03 17 30 --- 15 14 00 38.6 250.7 3.4 39.3 59 13073 03 16 01 03 17 30 J1143+1834 15 14 00 37.8 251.8 3.5 39.5 -32 13073 No stop 03 19 00 --- 15 15 30 37.6 252.2 3.5 39.6 58 13119 03 17 31 03 19 30 1146+189 15 16 00 38.3 251.2 3.4 39.4 -1 13119 03 19 30 03 20 30 --- 15 17 00 38.2 251.4 3.5 39.5 59 13150 03 19 31 03 20 30 J1143+1834 15 17 00 37.3 252.5 3.5 39.7 -32 13150 No stop 03 22 00 --- 15 18 30 37.1 252.9 3.6 39.8 58 13196 03 20 31 03 22 00 1146+189 15 18 30 38.0 251.7 3.5 39.6 -31 13196 No stop 03 23 30 --- 15 20 01 37.7 252.1 3.5 39.6 59 13243 03 22 01 03 23 30 J1143+1834 15 20 01 36.9 253.2 3.6 39.9 -32 13243 No stop 03 25 00 --- 15 21 31 36.7 253.5 3.6 40.0 58 13289 03 23 31 03 25 30 1146+189 15 22 01 37.4 252.6 3.5 39.8 -1 13289 03 25 30 03 26 30 --- 15 23 01 37.3 252.8 3.6 39.8 59 13320 03 25 31 Schedule for EFLSBERG (Code Ef ) Page 23 Study of a potential gravitational lens system at milliarcsecond scales 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 ---------------------------------------------------------------------------------------- --- Thu 14 Mar 2024 Day 74 --- 03 26 30 J1143+1834 15 23 01 36.4 253.9 3.6 40.1 -32 13320 No stop 03 28 00 --- 15 24 31 36.2 254.2 3.7 40.2 58 13366 03 26 31 03 28 00 1146+189 15 24 31 37.1 253.1 3.6 39.9 -31 13366 No stop 03 29 30 --- 15 26 02 36.8 253.5 3.6 40.0 59 13413 03 28 01 03 29 30 J1143+1834 15 26 02 36.0 254.6 3.7 40.2 -32 13413 No stop 03 31 00 --- 15 27 32 35.7 254.9 3.7 40.3 58 13459 03 29 31 03 31 30 1146+189 15 28 02 36.5 253.9 3.6 40.1 -1 13459 03 31 30 03 32 30 --- 15 29 02 36.4 254.1 3.7 40.2 59 13490 03 31 31 03 32 30 J1143+1834 15 29 02 35.5 255.2 3.7 40.4 -32 13490 No stop 03 34 00 --- 15 30 32 35.3 255.6 3.8 40.5 58 13536 03 32 31 03 34 00 1146+189 15 30 32 36.1 254.5 3.7 40.2 -31 13536 No stop 03 35 30 --- 15 32 03 35.9 254.8 3.7 40.3 59 13583 03 34 01 03 35 30 J1143+1834 15 32 03 35.0 255.9 3.8 40.5 -32 13583 No stop 03 37 00 --- 15 33 33 34.8 256.2 3.8 40.6 58 13629 03 35 31 03 37 30 1146+189 15 34 03 35.6 255.3 3.7 40.4 -1 13629 03 37 30 03 38 30 --- 15 35 03 35.4 255.5 3.8 40.5 59 13660 03 37 31 03 38 30 J1143+1834 15 35 03 34.6 256.6 3.8 40.7 -32 13660 No stop 03 40 00 --- 15 36 33 34.3 256.9 3.9 40.7 58 13706 03 38 31 03 40 00 1146+189 15 36 33 35.2 255.8 3.8 40.5 -31 13706 No stop 03 41 30 --- 15 38 04 35.0 256.2 3.8 40.6 59 13753 03 40 01 03 41 30 J1143+1834 15 38 04 34.1 257.2 3.9 40.8 -32 13753 No stop 03 43 00 --- 15 39 34 33.9 257.5 3.9 40.9 58 13799 03 41 31 03 43 30 1146+189 15 40 04 34.7 256.6 3.8 40.7 -1 13799 03 43 30 03 44 30 --- 15 41 04 34.5 256.8 3.9 40.8 59 13830 03 43 31 03 44 30 J1143+1834 15 41 04 33.6 257.9 3.9 40.9 -32 13830 No stop 03 46 00 --- 15 42 34 33.4 258.2 4.0 41.0 58 13876 03 44 31 03 46 00 1146+189 15 42 34 34.3 257.1 3.9 40.8 -31 13876 No stop 03 47 30 --- 15 44 05 34.0 257.5 3.9 40.9 59 13923 03 46 01 03 47 30 J1143+1834 15 44 05 33.2 258.5 4.0 41.1 -32 13923 No stop 03 49 00 --- 15 45 35 32.9 258.8 4.0 41.1 58 13969 03 47 31 Schedule for EFLSBERG (Code Ef ) Page 24 Study of a potential gravitational lens system at milliarcsecond scales 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 ---------------------------------------------------------------------------------------- --- Thu 14 Mar 2024 Day 74 --- 03 49 30 1146+189 15 46 05 33.7 257.9 3.9 41.0 -1 13969 03 49 30 03 50 30 --- 15 47 05 33.6 258.1 4.0 41.0 59 14000 03 49 31 03 50 30 J1143+1834 15 47 05 32.7 259.1 4.0 41.2 -32 14000 No stop 03 52 00 --- 15 48 35 32.5 259.5 4.1 41.2 58 14046 03 50 31 03 52 00 1146+189 15 48 35 33.3 258.4 4.0 41.1 -31 14046 No stop 03 53 30 --- 15 50 06 33.1 258.8 4.0 41.1 59 14093 03 52 01 03 53 30 J1143+1834 15 50 06 32.2 259.8 4.1 41.3 -32 14093 No stop 03 55 00 --- 15 51 36 32.0 260.1 4.1 41.3 58 14139 03 53 31 03 55 30 1146+189 15 52 06 32.8 259.2 4.0 41.2 -1 14139 03 55 30 03 56 30 --- 15 53 06 32.6 259.4 4.1 41.2 59 14170 03 55 31 03 56 30 J1143+1834 15 53 06 31.8 260.4 4.1 41.4 -31 14170 No stop 03 58 00 --- 15 54 36 31.5 260.7 4.2 41.4 59 14217 03 56 31 03 58 00 1146+189 15 54 36 32.4 259.7 4.1 41.3 -31 14217 No stop 03 59 30 --- 15 56 07 32.2 260.0 4.1 41.3 59 14263 03 58 01 03 59 30 J1143+1834 15 56 07 31.3 261.0 4.2 41.5 -31 14263 No stop 04 01 00 --- 15 57 37 31.1 261.4 4.2 41.5 59 14309 03 59 31 04 01 30 1146+189 15 58 07 31.9 260.5 4.1 41.4 -1 14309 04 01 30 04 02 30 --- 15 59 07 31.7 260.7 4.2 41.4 59 14340 04 01 31 04 02 30 J1143+1834 15 59 07 30.8 261.7 4.2 41.5 -31 14340 No stop 04 04 00 --- 16 00 37 30.6 262.0 4.3 41.6 59 14387 04 02 31 04 04 00 1146+189 16 00 37 31.5 261.0 4.2 41.5 -31 14387 No stop 04 05 30 --- 16 02 08 31.2 261.3 4.2 41.5 59 14433 04 04 01 04 05 30 J1143+1834 16 02 08 30.3 262.3 4.3 41.6 -31 14433 No stop 04 07 00 --- 16 03 38 30.1 262.6 4.3 41.6 59 14479 04 05 31 04 07 30 1146+189 16 04 08 30.9 261.7 4.2 41.6 -1 14479 04 07 30 04 08 30 --- 16 05 08 30.8 261.9 4.3 41.6 59 14510 04 07 31 04 08 30 J1143+1834 16 05 08 29.9 262.9 4.3 41.7 -31 14510 No stop 04 10 00 --- 16 06 38 29.6 263.2 4.4 41.7 59 14557 04 08 31 04 10 00 1146+189 16 06 38 30.5 262.2 4.3 41.6 -30 14557 No stop 04 11 30 --- 16 08 09 30.3 262.5 4.3 41.7 60 14603 04 10 01 Schedule for EFLSBERG (Code Ef ) Page 25 Study of a potential gravitational lens system at milliarcsecond scales 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 ---------------------------------------------------------------------------------------- --- Thu 14 Mar 2024 Day 74 --- 04 11 30 J1143+1834 16 08 09 29.4 263.5 4.4 41.7 -31 14603 No stop 04 13 00 --- 16 09 39 29.2 263.8 4.4 41.8 59 14649 04 11 31 04 13 30 1146+189 16 10 09 30.0 262.9 4.3 41.7 0 14649 04 13 30 04 14 30 --- 16 11 09 29.8 263.1 4.4 41.7 60 14680 04 13 31 04 14 30 J1143+1834 16 11 09 28.9 264.1 4.4 41.8 -31 14680 No stop 04 16 00 --- 16 12 39 28.7 264.4 4.5 41.8 59 14727 04 14 31 04 16 00 1146+189 16 12 39 29.6 263.4 4.4 41.8 -30 14727 No stop 04 17 30 --- 16 14 10 29.3 263.8 4.4 41.8 60 14773 04 16 01 04 17 30 J1143+1834 16 14 10 28.4 264.7 4.5 41.9 -31 14773 No stop 04 19 00 --- 16 15 40 28.2 265.0 4.5 41.9 59 14819 04 17 31 04 19 30 1146+189 16 16 10 29.0 264.2 4.4 41.8 0 14819 04 19 30 04 20 30 --- 16 17 10 28.9 264.4 4.5 41.9 60 14850 04 19 31 04 20 30 J1143+1834 16 17 10 28.0 265.3 4.5 41.9 -31 14850 No stop 04 22 00 --- 16 18 40 27.7 265.6 4.6 41.9 59 14897 04 20 31 04 22 00 1146+189 16 18 40 28.6 264.7 4.5 41.9 -30 14897 No stop 04 23 30 --- 16 20 11 28.4 265.0 4.5 41.9 60 14943 04 22 01 04 23 30 J1143+1834 16 20 11 27.5 265.9 4.6 41.9 -31 14943 No stop 04 25 00 --- 16 21 41 27.3 266.2 4.6 42.0 59 14989 04 23 31 04 25 30 1146+189 16 22 11 28.1 265.4 4.5 41.9 0 14989 04 25 30 04 26 30 --- 16 23 11 27.9 265.6 4.6 42.0 60 15020 04 25 31 04 26 30 J1143+1834 16 23 11 27.0 266.5 4.6 42.0 -31 15020 No stop 04 28 00 --- 16 24 41 26.8 266.8 4.7 42.0 59 15067 04 26 31 04 28 00 1146+189 16 24 41 27.7 265.9 4.6 42.0 -30 15067 No stop 04 29 30 --- 16 26 12 27.4 266.2 4.6 42.0 60 15113 04 28 01 04 29 30 J1143+1834 16 26 12 26.5 267.1 4.7 42.0 -31 15113 No stop 04 31 00 --- 16 27 42 26.3 267.4 4.7 42.0 59 15159 04 29 31 04 31 30 1146+189 16 28 12 27.1 266.6 4.6 42.0 0 15159 04 31 30 04 32 30 --- 16 29 12 27.0 266.8 4.7 42.0 60 15190 04 31 31 04 32 30 J1143+1834 16 29 12 26.1 267.7 4.7 42.0 -31 15190 No stop 04 34 00 --- 16 30 42 25.8 268.0 4.8 42.0 59 15237 04 32 31 Schedule for EFLSBERG (Code Ef ) Page 26 Study of a potential gravitational lens system at milliarcsecond scales 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 ---------------------------------------------------------------------------------------- --- Thu 14 Mar 2024 Day 74 --- 04 34 00 1146+189 16 30 42 26.7 267.1 4.7 42.0 -30 15237 No stop 04 35 30 --- 16 32 12 26.5 267.4 4.7 42.1 60 15283 04 34 01 04 35 30 J1143+1834 16 32 12 25.6 268.3 4.8 42.1 -31 15283 No stop 04 37 00 --- 16 33 43 25.3 268.6 4.8 42.1 59 15330 04 35 31 04 37 30 1146+189 16 34 13 26.2 267.7 4.7 42.1 0 15330 04 37 30 04 38 30 --- 16 35 13 26.0 267.9 4.8 42.1 60 15360 04 37 31 04 38 30 J1143+1834 16 35 13 25.1 268.9 4.8 42.1 -31 15360 No stop 04 40 00 --- 16 36 43 24.9 269.2 4.9 42.1 59 15407 04 38 31 04 40 00 1146+189 16 36 43 25.8 268.2 4.8 42.1 -30 15407 No stop 04 41 30 --- 16 38 13 25.5 268.5 4.8 42.1 60 15453 04 40 01 04 41 30 J1143+1834 16 38 13 24.6 269.5 4.9 42.1 -31 15453 No stop 04 43 00 --- 16 39 44 24.4 269.8 4.9 42.1 59 15500 04 41 31 04 43 30 1146+189 16 40 14 25.2 268.9 4.8 42.1 0 15500 04 43 30 04 44 30 --- 16 41 14 25.0 269.1 4.9 42.1 60 15530 04 43 31 04 44 30 J1143+1834 16 41 14 24.1 270.1 4.9 42.1 -31 15530 No stop 04 46 00 --- 16 42 44 23.9 270.3 5.0 42.1 59 15577 04 44 31 04 46 00 1146+189 16 42 44 24.8 269.4 4.9 42.1 -30 15577 No stop 04 47 30 --- 16 44 14 24.6 269.7 4.9 42.1 60 15623 04 46 01 04 47 30 J1143+1834 16 44 14 23.7 270.6 5.0 42.1 -31 15623 No stop 04 49 00 --- 16 45 45 23.4 270.9 5.0 42.1 59 15670 04 47 31 04 49 30 1146+189 16 46 15 24.2 270.1 4.9 42.1 0 15670 04 49 30 04 50 30 --- 16 47 15 24.1 270.3 5.0 42.1 60 15701 04 49 31 04 50 30 J1143+1834 16 47 15 23.2 271.2 5.0 42.1 -31 15701 No stop 04 52 00 --- 16 48 45 23.0 271.5 5.1 42.1 59 15747 04 50 31 04 52 00 1146+189 16 48 45 23.8 270.6 5.0 42.1 -30 15747 No stop 04 53 30 --- 16 50 15 23.6 270.9 5.0 42.1 60 15793 04 52 01 04 53 30 J1143+1834 16 50 15 22.7 271.8 5.1 42.1 -31 15793 No stop 04 55 00 --- 16 51 46 22.5 272.1 5.1 42.0 59 15840 04 53 31 04 55 30 1146+189 16 52 16 23.3 271.2 5.0 42.1 0 15840 04 55 30 04 56 30 --- 16 53 16 23.1 271.4 5.1 42.1 60 15871 04 55 31 Schedule for EFLSBERG (Code Ef ) Page 27 Study of a potential gravitational lens system at milliarcsecond scales 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 ---------------------------------------------------------------------------------------- --- Thu 14 Mar 2024 Day 74 --- ---------- fringe finder & EF pointing ---------- 05 04 30 J1159+2914 17 01 17 31.2 279.2 5.0 45.9 413 15871 05 04 30 05 08 30 =1156+295 17 05 18 30.6 279.9 5.1 45.8 240 15994 05 04 31 05 09 40 1146+189 17 06 28 21.0 273.9 5.3 42.0 2 15994 05 09 40 05 10 50 --- 17 07 38 20.8 274.2 5.3 42.0 70 16030 05 09 41 05 10 50 J1143+1834 17 07 38 20.0 275.1 5.4 41.9 -31 16030 No stop 05 12 20 --- 17 09 09 19.7 275.4 5.4 41.9 59 16077 05 10 51 05 12 20 1146+189 17 09 09 20.6 274.4 5.3 42.0 -30 16077 No stop 05 13 50 --- 17 10 39 20.4 274.7 5.3 41.9 60 16123 05 12 21 05 13 50 J1143+1834 17 10 39 19.5 275.6 5.4 41.8 -31 16123 No stop 05 15 20 --- 17 12 09 19.2 275.9 5.5 41.8 59 16169 05 13 51 05 15 50 1146+189 17 12 39 20.1 275.1 5.4 41.9 0 16169 05 15 50 05 16 50 --- 17 13 39 19.9 275.3 5.4 41.9 60 16200 05 15 51 05 16 50 J1143+1834 17 13 39 19.0 276.2 5.5 41.8 -31 16200 No stop 05 18 20 --- 17 15 10 18.8 276.5 5.5 41.7 59 16247 05 16 51 05 18 20 1146+189 17 15 10 19.7 275.6 5.4 41.9 -30 16247 No stop 05 19 50 --- 17 16 40 19.4 275.9 5.4 41.8 60 16293 05 18 21 05 19 50 J1143+1834 17 16 40 18.5 276.8 5.5 41.7 -31 16293 No stop 05 21 20 --- 17 18 10 18.3 277.0 5.6 41.7 59 16339 05 19 51 05 21 50 1146+189 17 18 40 19.1 276.2 5.5 41.8 0 16339 05 21 50 05 22 50 --- 17 19 40 18.9 276.4 5.5 41.8 60 16370 05 21 51 05 22 50 J1143+1834 17 19 40 18.1 277.3 5.6 41.7 -31 16370 No stop 05 24 20 --- 17 21 11 17.8 277.6 5.6 41.6 59 16417 05 22 51 05 24 20 1146+189 17 21 11 18.7 276.7 5.5 41.8 -30 16417 No stop 05 25 50 --- 17 22 41 18.5 277.0 5.5 41.7 60 16463 05 24 21 05 25 50 J1143+1834 17 22 41 17.6 277.9 5.6 41.6 -31 16463 No stop 05 27 20 --- 17 24 11 17.3 278.2 5.7 41.6 59 16510 05 25 51 05 27 50 1146+189 17 24 41 18.2 277.4 5.6 41.7 0 16510 05 27 50 05 28 50 --- 17 25 41 18.0 277.5 5.6 41.7 60 16540 05 27 51 Schedule for EFLSBERG (Code Ef ) Page 28 Study of a potential gravitational lens system at milliarcsecond scales 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 ---------------------------------------------------------------------------------------- --- Thu 14 Mar 2024 Day 74 --- 05 28 50 J1143+1834 17 25 41 17.1 278.4 5.7 41.5 -30 16540 No stop 05 30 20 --- 17 27 12 16.9 278.7 5.7 41.5 60 16587 05 28 51 05 30 20 1146+189 17 27 12 17.8 277.8 5.6 41.6 -30 16587 No stop 05 31 50 --- 17 28 42 17.5 278.1 5.6 41.6 60 16633 05 30 21 05 31 50 J1143+1834 17 28 42 16.6 279.0 5.7 41.4 -30 16633 No stop 05 33 20 --- 17 30 12 16.4 279.3 5.8 41.4 60 16680 05 31 51 05 33 50 1146+189 17 30 42 17.2 278.5 5.7 41.5 0 16680 05 33 50 05 34 50 --- 17 31 42 17.0 278.7 5.7 41.5 60 16710 05 33 51 05 34 50 J1143+1834 17 31 42 16.2 279.6 5.8 41.4 -30 16710 No stop 05 36 20 --- 17 33 12 15.9 279.8 5.8 41.3 60 16757 05 34 51 05 36 20 1146+189 17 33 12 16.8 278.9 5.7 41.5 -30 16757 No stop 05 37 50 --- 17 34 43 16.6 279.2 5.7 41.4 60 16803 05 36 21 05 37 50 J1143+1834 17 34 43 15.7 280.1 5.8 41.3 -30 16803 No stop 05 39 20 --- 17 36 13 15.5 280.4 5.9 41.2 60 16850 05 37 51 05 39 50 1146+189 17 36 43 16.3 279.6 5.8 41.4 0 16850 05 39 50 05 40 50 --- 17 37 43 16.1 279.8 5.8 41.4 60 16881 05 39 51 05 40 50 J1143+1834 17 37 43 15.2 280.7 5.9 41.2 -30 16881 No stop 05 42 20 --- 17 39 13 15.0 281.0 5.9 41.1 60 16927 05 40 51 05 42 20 1146+189 17 39 13 15.9 280.1 5.8 41.3 -30 16927 No stop 05 43 50 --- 17 40 44 15.6 280.3 5.8 41.3 60 16973 05 42 21 05 43 50 J1143+1834 17 40 44 14.8 281.2 5.9 41.1 -30 16973 No stop 05 45 20 --- 17 42 14 14.5 281.5 6.0 41.0 60 17020 05 43 51 05 45 50 1146+189 17 42 44 15.3 280.7 5.9 41.2 0 17020 05 45 50 05 46 50 --- 17 43 44 15.2 280.9 5.9 41.2 60 17051 05 45 51 05 56 50 J2253+1608 17 53 46 21.8 450.6 -5.0 -41.5 155 17051 05 56 50 06 00 00 =2251+158 17 56 56 22.3 451.2 -5.0 -41.5 190 17148 05 56 51 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess124.K4096 --- 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: 1 Station: EFLSBERG Total bit rate: 4096 Format: VDIF Bits per sample: 2 Sample rate: 64.000 Number of channels: 32 DBE type: DBBC_DDC Speedup factor: 1.00 Disk used to record data. 1st LO= 21480.00 21480.00 21480.00 21480.00 21480.00 21480.00 21480.00 21480.00 21480.00 21480.00 21480.00 21480.00 21480.00 21480.00 21480.00 21480.00 21480.00 21480.00 21480.00 21480.00 21480.00 21480.00 21480.00 21480.00 21480.00 21480.00 21480.00 21480.00 21480.00 21480.00 21480.00 21480.00 Net SB= L L U U L L U U L L U U L L U U L L U U L L U U L L U U L L U U IF SB = U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U U Pol. = RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP BBC = 1 9 1 9 2 10 2 10 3 11 3 11 4 12 4 12 5 13 5 13 6 14 6 14 7 15 7 15 8 16 8 16 BBC SB= L L U U L L U U L L U U L L U U L L U U L L U U L L U U L L U U IF = A3 C1 A3 C1 A3 C1 A3 C1 A3 C1 A3 C1 A3 C1 A3 C1 B3 D1 B3 D1 B3 D1 B3 D1 B3 D1 B3 D1 B3 D1 B3 D1 The following frequency sets based on these setups were used. Frequency Set: 2 Setup file default. Used with PCAL = off LO sum= 22024.00 22024.00 22024.00 22024.00 22088.00 22088.00 22088.00 22088.00 22152.00 22152.00 22152.00 22152.00 22216.00 22216.00 22216.00 22216.00 22280.00 22280.00 22280.00 22280.00 22344.00 22344.00 22344.00 22344.00 22408.00 22408.00 22408.00 22408.00 22472.00 22472.00 22472.00 22472.00 BBC fr= 544.00 544.00 544.00 544.00 608.00 608.00 608.00 608.00 672.00 672.00 672.00 672.00 736.00 736.00 736.00 736.00 800.00 800.00 800.00 800.00 864.00 864.00 864.00 864.00 928.00 928.00 928.00 928.00 992.00 992.00 992.00 992.00 Bandwd= 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 Matching frequency sets: 2 Track assignments are: track1= 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32 barrel=roll_off POSITIONS OF SOURCES USED IN RECORDING SCANS Source Source position (RA/Dec) Error (B1950) (J2000) (Date) (mas) * J1143+1834 11 40 50.548716 * 11 43 26.069653 11 44 42.473842 0.00 18 51 17.31565 * 18 34 38.36006 18 26 28.94164 0.00 From catalog imbedded in main SCHED input file. * 1146+189 11 46 02.761062 * 11 48 37.776789 11 49 53.939413 0.00 18 56 49.43689 * 18 40 08.96963 18 31 58.56994 0.00 From catalog imbedded in main SCHED input file. 2251+158 22 51 29.519750 * 22 53 57.747949 22 55 07.753465 0.10 * J2253+1608 15 52 54.34812 * 16 08 53.56095 16 16 25.89881 0.10 From catalog imbedded in main SCHED input file. rfc_2023d Petrov and Kovalev, in preparation 47794 observations 1156+295 11 56 57.786211 * 11 59 31.833912 12 00 47.719496 0.00 * J1159+2914 29 31 25.73880 * 29 14 43.82690 29 06 32.33096 0.00 J1159+29 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc GSFC 2016a X/S astro solution, 78215 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 J1143+1834 sess124.K4096 1 2 3 4 5 6 7 9 10 11 12 4.750 191.576 1146+189 sess124.K4096 1 2 3 4 5 6 7 9 10 11 12 4.075 185.349 J2253+1608 sess124.K4096 1 2 3 4 5 6 7 9 10 11 12 0.053 4.803 J1159+2914 sess124.K4096 1 2 3 4 5 6 7 9 10 11 12 0.367 18.833 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) J1143+1834 163.9 1146+189 163.6 J2253+1608 21.4 J1159+2914 152.7 Barry Clark estimates from predictions by Ketan Desai of IPM scattering sizes that the Sun will cause amplitude reductions on the longest VLBA baselines at a solar distance of 60deg F^(-0.6) where F is in GHz. For common VLBI bands, this is: 327 MHz 117. deg 610 MHz 81. deg 1.6 GHz 45. deg 2.3 GHz 36. deg 5.0 GHz 23. deg 8.4 GHz 17. deg 15.0 GHz 12. deg 22.0 GHz 9. deg 43.0 GHz 6. deg