COVER INFORMATION Station: HART (Code Hh ) 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 HART (Code Hh ) 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 08 18 20 13.4 47.8 -3.7 0.0 0 0 19 00 00 19 02 00 =1156+295 08 20 21 13.7 47.5 -3.7 0.0 120 62 19 00 01 19 04 00 1146+189 08 22 21 22.8 54.0 -3.5 0.0 72 62 19 04 00 19 05 10 --- 08 23 31 23.0 53.8 -3.4 0.0 70 98 19 04 01 19 05 10 J1143+1834 08 23 31 24.0 53.0 -3.4 0.0 -29 98 No stop 19 06 40 --- 08 25 01 24.3 52.8 -3.3 0.0 61 144 19 05 11 19 06 40 1146+189 08 25 01 23.3 53.6 -3.4 0.0 -28 144 No stop 19 08 10 --- 08 26 32 23.6 53.3 -3.4 0.0 62 191 19 06 41 19 08 10 J1143+1834 08 26 32 24.6 52.5 -3.3 0.0 -29 191 No stop 19 09 40 --- 08 28 02 24.8 52.3 -3.3 0.0 61 237 19 08 11 19 10 10 1146+189 08 28 32 23.9 53.0 -3.4 0.0 2 237 19 10 10 19 11 10 --- 08 29 32 24.1 52.8 -3.3 0.0 60 268 19 10 11 19 11 10 J1143+1834 08 29 32 25.1 52.0 -3.3 0.0 -29 268 No stop 19 12 40 --- 08 31 02 25.4 51.7 -3.2 0.0 61 314 19 11 11 19 12 40 1146+189 08 31 02 24.4 52.6 -3.3 0.0 -28 314 No stop 19 14 10 --- 08 32 33 24.6 52.3 -3.3 0.0 62 361 19 12 41 19 14 10 J1143+1834 08 32 33 25.6 51.5 -3.2 0.0 -29 361 No stop 19 15 40 --- 08 34 03 25.9 51.2 -3.2 0.0 61 407 19 14 11 19 16 10 1146+189 08 34 33 25.0 52.0 -3.3 0.0 2 407 19 16 10 19 17 10 --- 08 35 33 25.2 51.8 -3.2 0.0 60 438 19 16 11 19 17 10 J1143+1834 08 35 33 26.2 50.9 -3.2 0.0 -29 438 No stop 19 18 40 --- 08 37 03 26.4 50.7 -3.1 0.0 61 484 19 17 11 Schedule for HART (Code Hh ) 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 08 37 03 25.4 51.5 -3.2 0.0 -28 484 No stop 19 20 10 --- 08 38 34 25.7 51.3 -3.2 0.0 62 531 19 18 41 19 20 10 J1143+1834 08 38 34 26.7 50.4 -3.1 0.0 -29 531 No stop 19 21 40 --- 08 40 04 26.9 50.1 -3.1 0.0 61 577 19 20 11 19 22 10 1146+189 08 40 34 26.1 50.9 -3.2 0.0 2 577 19 22 10 19 23 10 --- 08 41 34 26.2 50.7 -3.1 0.0 60 608 19 22 11 19 23 10 J1143+1834 08 41 34 27.2 49.9 -3.1 0.0 -29 608 No stop 19 24 40 --- 08 43 04 27.5 49.6 -3.0 0.0 61 654 19 23 11 19 24 40 1146+189 08 43 04 26.5 50.5 -3.1 0.0 -28 654 No stop 19 26 10 --- 08 44 35 26.8 50.2 -3.1 0.0 62 701 19 24 41 19 26 10 J1143+1834 08 44 35 27.7 49.3 -3.0 0.0 -29 701 No stop 19 27 40 --- 08 46 05 28.0 49.0 -3.0 0.0 61 747 19 26 11 19 28 10 1146+189 08 46 35 27.1 49.8 -3.1 0.0 2 747 19 28 10 19 29 10 --- 08 47 35 27.3 49.6 -3.0 0.0 60 778 19 28 11 19 29 10 J1143+1834 08 47 35 28.2 48.7 -3.0 0.0 -29 778 No stop 19 30 40 --- 08 49 05 28.5 48.5 -2.9 0.0 61 824 19 29 11 19 30 40 1146+189 08 49 05 27.5 49.4 -3.0 0.0 -28 824 No stop 19 32 10 --- 08 50 36 27.8 49.1 -3.0 0.0 62 871 19 30 41 19 32 10 J1143+1834 08 50 36 28.7 48.2 -2.9 0.0 -29 871 No stop 19 33 40 --- 08 52 06 29.0 47.9 -2.9 0.0 61 917 19 32 11 19 34 10 1146+189 08 52 36 28.1 48.7 -3.0 0.0 2 917 19 34 10 19 35 10 --- 08 53 36 28.3 48.5 -2.9 0.0 60 948 19 34 11 19 35 10 J1143+1834 08 53 36 29.2 47.6 -2.9 0.0 -29 948 No stop 19 36 40 --- 08 55 06 29.5 47.3 -2.8 0.0 61 994 19 35 11 19 36 40 1146+189 08 55 06 28.5 48.2 -2.9 0.0 -28 994 No stop 19 38 10 --- 08 56 37 28.8 47.9 -2.9 0.0 62 1041 19 36 41 19 38 10 J1143+1834 08 56 37 29.7 47.0 -2.8 0.0 -29 1041 No stop 19 39 40 --- 08 58 07 30.0 46.7 -2.8 0.0 61 1087 19 38 11 19 40 10 1146+189 08 58 37 29.1 47.5 -2.9 0.0 2 1087 19 40 10 19 41 10 --- 08 59 37 29.3 47.4 -2.8 0.0 60 1118 19 40 11 Schedule for HART (Code Hh ) 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 08 59 37 30.2 46.4 -2.8 0.0 -29 1118 No stop 19 42 40 --- 09 01 07 30.5 46.1 -2.7 0.0 61 1165 19 41 11 19 42 40 1146+189 09 01 07 29.5 47.1 -2.8 0.0 -28 1165 No stop 19 44 10 --- 09 02 38 29.8 46.8 -2.8 0.0 62 1211 19 42 41 19 44 10 J1143+1834 09 02 38 30.7 45.8 -2.7 0.0 -29 1211 No stop 19 45 40 --- 09 04 08 30.9 45.5 -2.7 0.0 61 1257 19 44 11 19 46 10 1146+189 09 04 38 30.1 46.4 -2.8 0.0 2 1257 19 46 10 19 47 10 --- 09 05 38 30.3 46.2 -2.7 0.0 60 1288 19 46 11 19 47 10 J1143+1834 09 05 38 31.2 45.2 -2.7 0.0 -29 1288 No stop 19 48 40 --- 09 07 08 31.4 44.9 -2.6 0.0 61 1335 19 47 11 19 48 40 1146+189 09 07 08 30.5 45.9 -2.7 0.0 -28 1335 No stop 19 50 10 --- 09 08 39 30.8 45.6 -2.7 0.0 62 1381 19 48 41 19 50 10 J1143+1834 09 08 39 31.7 44.6 -2.6 0.0 -29 1381 No stop 19 51 40 --- 09 10 09 31.9 44.2 -2.6 0.0 61 1427 19 50 11 19 52 10 1146+189 09 10 39 31.1 45.1 -2.7 0.0 2 1427 19 52 10 19 53 10 --- 09 11 39 31.3 44.9 -2.6 0.0 60 1458 19 52 11 19 53 10 J1143+1834 09 11 39 32.1 43.9 -2.6 0.0 -29 1458 No stop 19 54 40 --- 09 13 09 32.4 43.6 -2.5 0.0 61 1505 19 53 11 19 54 40 1146+189 09 13 09 31.5 44.6 -2.6 0.0 -28 1505 No stop 19 56 10 --- 09 14 40 31.7 44.3 -2.6 0.0 62 1551 19 54 41 19 56 10 J1143+1834 09 14 40 32.6 43.3 -2.5 0.0 -29 1551 No stop 19 57 40 --- 09 16 10 32.8 43.0 -2.5 0.0 61 1597 19 56 11 19 58 10 1146+189 09 16 40 32.0 43.9 -2.6 0.0 2 1597 19 58 10 19 59 10 --- 09 17 40 32.2 43.7 -2.5 0.0 60 1628 19 58 11 19 59 10 J1143+1834 09 17 40 33.1 42.6 -2.5 0.0 -29 1628 No stop 20 00 40 --- 09 19 10 33.3 42.3 -2.4 0.0 61 1675 19 59 11 20 00 40 1146+189 09 19 10 32.4 43.4 -2.5 0.0 -28 1675 No stop 20 02 10 --- 09 20 41 32.7 43.0 -2.5 0.0 62 1721 20 00 41 20 02 10 J1143+1834 09 20 41 33.5 42.0 -2.4 0.0 -29 1721 No stop 20 03 40 --- 09 22 11 33.7 41.7 -2.4 0.0 61 1767 20 02 11 Schedule for HART (Code Hh ) 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 09 22 41 33.0 42.6 -2.5 0.0 2 1767 20 04 10 20 05 10 --- 09 23 41 33.1 42.4 -2.4 0.0 60 1798 20 04 11 20 05 10 J1143+1834 09 23 41 34.0 41.3 -2.4 0.0 -29 1798 No stop 20 06 40 --- 09 25 11 34.2 41.0 -2.3 0.0 61 1845 20 05 11 20 06 40 1146+189 09 25 11 33.3 42.1 -2.4 0.0 -28 1845 No stop 20 08 10 --- 09 26 42 33.6 41.7 -2.4 0.0 62 1891 20 06 41 20 08 10 J1143+1834 09 26 42 34.4 40.6 -2.3 0.0 -29 1891 No stop 20 09 40 --- 09 28 12 34.6 40.3 -2.3 0.0 61 1937 20 08 11 20 10 10 1146+189 09 28 42 33.9 41.3 -2.4 0.0 2 1937 20 10 10 20 11 10 --- 09 29 42 34.0 41.1 -2.3 0.0 60 1968 20 10 11 20 11 10 J1143+1834 09 29 42 34.9 40.0 -2.3 0.0 -29 1968 No stop 20 12 40 --- 09 31 12 35.1 39.6 -2.2 0.0 61 2015 20 11 11 20 12 40 1146+189 09 31 12 34.2 40.7 -2.3 0.0 -28 2015 No stop 20 14 10 --- 09 32 43 34.5 40.4 -2.3 0.0 62 2061 20 12 41 20 14 10 J1143+1834 09 32 43 35.3 39.3 -2.2 0.0 -29 2061 No stop 20 15 40 --- 09 34 13 35.5 38.9 -2.2 0.0 61 2107 20 14 11 20 16 10 1146+189 09 34 43 34.8 39.9 -2.3 0.0 2 2107 20 16 10 20 17 10 --- 09 35 43 34.9 39.7 -2.2 0.0 60 2138 20 16 11 20 17 10 J1143+1834 09 35 43 35.7 38.6 -2.1 0.0 -29 2138 No stop 20 18 40 --- 09 37 13 35.9 38.2 -2.1 0.0 61 2185 20 17 11 20 18 40 1146+189 09 37 13 35.1 39.4 -2.2 0.0 -28 2185 No stop 20 20 10 --- 09 38 44 35.3 39.0 -2.2 0.0 62 2231 20 18 41 20 20 10 J1143+1834 09 38 44 36.1 37.8 -2.1 0.0 -29 2231 No stop 20 21 40 --- 09 40 14 36.3 37.5 -2.1 0.0 61 2278 20 20 11 20 22 10 1146+189 09 40 44 35.6 38.5 -2.2 0.0 2 2278 20 22 10 20 23 10 --- 09 41 44 35.8 38.3 -2.1 0.0 60 2308 20 22 11 20 23 10 J1143+1834 09 41 44 36.5 37.1 -2.0 0.0 -29 2308 No stop 20 24 40 --- 09 43 14 36.7 36.8 -2.0 0.0 61 2355 20 23 11 20 24 40 1146+189 09 43 14 36.0 37.9 -2.1 0.0 -28 2355 No stop 20 26 10 --- 09 44 45 36.2 37.6 -2.1 0.0 62 2401 20 24 41 Schedule for HART (Code Hh ) 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 09 44 45 36.9 36.4 -2.0 0.0 -29 2401 No stop 20 27 40 --- 09 46 15 37.1 36.0 -2.0 0.0 61 2448 20 26 11 20 28 10 1146+189 09 46 45 36.4 37.1 -2.1 0.0 2 2448 20 28 10 20 29 10 --- 09 47 45 36.6 36.9 -2.0 0.0 60 2478 20 28 11 20 29 10 J1143+1834 09 47 45 37.3 35.7 -1.9 0.0 -29 2478 No stop 20 30 40 --- 09 49 15 37.5 35.3 -1.9 0.0 61 2525 20 29 11 20 30 40 1146+189 09 49 15 36.8 36.5 -2.0 0.0 -28 2525 No stop 20 32 10 --- 09 50 46 37.0 36.1 -2.0 0.0 62 2571 20 30 41 20 32 10 J1143+1834 09 50 46 37.7 34.9 -1.9 0.0 -29 2571 No stop 20 33 40 --- 09 52 16 37.9 34.5 -1.9 0.0 61 2618 20 32 11 20 34 10 1146+189 09 52 46 37.2 35.6 -2.0 0.0 2 2618 20 34 10 20 35 10 --- 09 53 46 37.4 35.4 -1.9 0.0 60 2649 20 34 11 20 35 10 J1143+1834 09 53 46 38.1 34.1 -1.8 0.0 -29 2649 No stop 20 36 40 --- 09 55 16 38.3 33.8 -1.8 0.0 61 2695 20 35 11 20 36 40 1146+189 09 55 16 37.6 35.0 -1.9 0.0 -28 2695 No stop 20 38 10 --- 09 56 47 37.8 34.6 -1.9 0.0 62 2741 20 36 41 20 38 10 J1143+1834 09 56 47 38.5 33.4 -1.8 0.0 -29 2741 No stop 20 39 40 --- 09 58 17 38.7 33.0 -1.8 0.0 61 2788 20 38 11 20 40 10 1146+189 09 58 47 38.0 34.1 -1.9 0.0 2 2788 20 40 10 20 41 10 --- 09 59 47 38.1 33.9 -1.8 0.0 60 2819 20 40 11 20 41 10 J1143+1834 09 59 47 38.9 32.6 -1.7 0.0 -29 2819 No stop 20 42 40 --- 10 01 17 39.0 32.2 -1.7 0.0 61 2865 20 41 11 20 42 40 1146+189 10 01 17 38.3 33.5 -1.8 0.0 -28 2865 No stop 20 44 10 --- 10 02 47 38.5 33.1 -1.8 0.0 62 2911 20 42 41 20 44 10 J1143+1834 10 02 47 39.2 31.8 -1.7 0.0 -29 2911 No stop 20 45 40 --- 10 04 18 39.4 31.4 -1.7 0.0 61 2958 20 44 11 20 46 10 1146+189 10 04 48 38.8 32.6 -1.8 0.0 2 2958 20 46 10 20 47 10 --- 10 05 48 38.9 32.3 -1.7 0.0 60 2989 20 46 11 20 47 10 J1143+1834 10 05 48 39.6 31.0 -1.6 0.0 -29 2989 No stop 20 48 40 --- 10 07 18 39.7 30.6 -1.6 0.0 61 3035 20 47 11 Schedule for HART (Code Hh ) 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 10 07 18 39.1 31.9 -1.7 0.0 -28 3035 No stop 20 50 10 --- 10 08 48 39.2 31.5 -1.7 0.0 62 3081 20 48 41 20 50 10 J1143+1834 10 08 48 39.9 30.2 -1.6 0.0 -29 3081 No stop 20 51 40 --- 10 10 19 40.1 29.8 -1.6 0.0 61 3128 20 50 11 20 52 10 1146+189 10 10 49 39.5 31.0 -1.7 0.0 2 3128 20 52 10 20 53 10 --- 10 11 49 39.6 30.7 -1.6 0.0 60 3159 20 52 11 ---------- fringe finder & EF pointing ---------- 21 01 10 J1159+2914 10 19 50 29.9 25.5 -1.7 0.0 432 3159 21 01 10 21 05 10 =1156+295 10 23 51 30.3 24.5 -1.6 0.0 240 3282 21 01 11 21 06 20 1146+189 10 25 01 41.0 27.1 -1.4 0.0 22 3282 21 06 20 21 07 30 --- 10 26 11 41.1 26.7 -1.4 0.0 70 3318 21 06 21 21 07 30 J1143+1834 10 26 11 41.7 25.3 -1.3 0.0 -29 3318 No stop 21 09 00 --- 10 27 42 41.9 24.8 -1.3 0.0 61 3365 21 07 31 21 09 00 1146+189 10 27 42 41.3 26.3 -1.4 0.0 -28 3365 No stop 21 10 30 --- 10 29 12 41.4 25.9 -1.3 0.0 62 3411 21 09 01 21 10 30 J1143+1834 10 29 12 42.0 24.4 -1.3 0.0 -29 3411 No stop 21 12 00 --- 10 30 42 42.2 24.0 -1.2 0.0 61 3458 21 10 31 21 12 30 1146+189 10 31 12 41.6 25.3 -1.3 0.0 2 3458 21 12 30 21 13 30 --- 10 32 12 41.7 25.0 -1.3 0.0 60 3488 21 12 31 21 13 30 J1143+1834 10 32 12 42.3 23.5 -1.2 0.0 -29 3488 No stop 21 15 00 --- 10 33 43 42.4 23.1 -1.2 0.0 61 3535 21 13 31 21 15 00 1146+189 10 33 43 41.9 24.6 -1.3 0.0 -28 3535 No stop 21 16 30 --- 10 35 13 42.0 24.1 -1.2 0.0 62 3581 21 15 01 21 16 30 J1143+1834 10 35 13 42.6 22.6 -1.2 0.0 -29 3581 No stop 21 18 00 --- 10 36 43 42.7 22.2 -1.1 0.0 61 3628 21 16 31 21 18 30 1146+189 10 37 13 42.2 23.5 -1.2 0.0 2 3628 21 18 30 21 19 30 --- 10 38 13 42.3 23.2 -1.2 0.0 60 3658 21 18 31 21 19 30 J1143+1834 10 38 13 42.8 21.7 -1.1 0.0 -29 3658 No stop 21 21 00 --- 10 39 44 42.9 21.3 -1.1 0.0 61 3705 21 19 31 Schedule for HART (Code Hh ) 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 10 39 44 42.4 22.8 -1.2 0.0 -28 3705 No stop 21 22 30 --- 10 41 14 42.5 22.3 -1.1 0.0 62 3751 21 21 01 21 22 30 J1143+1834 10 41 14 43.1 20.8 -1.1 0.0 -29 3751 No stop 21 24 00 --- 10 42 44 43.2 20.3 -1.0 0.0 61 3798 21 22 31 21 24 30 1146+189 10 43 14 42.7 21.7 -1.1 0.0 2 3798 21 24 30 21 25 30 --- 10 44 14 42.8 21.4 -1.1 0.0 60 3829 21 24 31 21 25 30 J1143+1834 10 44 14 43.3 19.9 -1.0 0.0 -29 3829 No stop 21 27 00 --- 10 45 45 43.4 19.4 -1.0 0.0 61 3875 21 25 31 21 27 00 1146+189 10 45 45 42.9 21.0 -1.1 0.0 -28 3875 No stop 21 28 30 --- 10 47 15 43.0 20.5 -1.0 0.0 62 3921 21 27 01 21 28 30 J1143+1834 10 47 15 43.5 18.9 -1.0 0.0 -29 3921 No stop 21 30 00 --- 10 48 45 43.6 18.5 -0.9 0.0 61 3968 21 28 31 21 30 30 1146+189 10 49 15 43.2 19.9 -1.0 0.0 2 3968 21 30 30 21 31 30 --- 10 50 15 43.3 19.6 -1.0 0.0 60 3999 21 30 31 21 31 30 J1143+1834 10 50 15 43.7 18.0 -0.9 0.0 -29 3999 No stop 21 33 00 --- 10 51 46 43.8 17.5 -0.9 0.0 61 4045 21 31 31 21 33 00 1146+189 10 51 46 43.4 19.1 -1.0 0.0 -28 4045 No stop 21 34 30 --- 10 53 16 43.5 18.6 -0.9 0.0 62 4091 21 33 01 21 34 30 J1143+1834 10 53 16 43.9 17.1 -0.9 0.0 -29 4091 No stop 21 36 00 --- 10 54 46 44.0 16.6 -0.8 0.0 61 4138 21 34 31 21 36 30 1146+189 10 55 16 43.6 18.0 -0.9 0.0 2 4138 21 36 30 21 37 30 --- 10 56 16 43.7 17.7 -0.9 0.0 60 4169 21 36 31 21 37 30 J1143+1834 10 56 16 44.1 16.1 -0.8 0.0 -29 4169 No stop 21 39 00 --- 10 57 47 44.2 15.6 -0.8 0.0 61 4215 21 37 31 21 39 00 1146+189 10 57 47 43.8 17.2 -0.9 0.0 -28 4215 No stop 21 40 30 --- 10 59 17 43.9 16.8 -0.8 0.0 62 4261 21 39 01 21 40 30 J1143+1834 10 59 17 44.3 15.1 -0.8 0.0 -29 4261 No stop 21 42 00 --- 11 00 47 44.4 14.7 -0.7 0.0 61 4308 21 40 31 21 42 30 1146+189 11 01 17 44.0 16.1 -0.8 0.0 2 4308 21 42 30 21 43 30 --- 11 02 17 44.1 15.8 -0.8 0.0 60 4339 21 42 31 Schedule for HART (Code Hh ) 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 11 02 17 44.5 14.2 -0.7 0.0 -29 4339 No stop 21 45 00 --- 11 03 47 44.6 13.7 -0.7 0.0 61 4385 21 43 31 21 45 00 1146+189 11 03 47 44.2 15.3 -0.8 0.0 -28 4385 No stop 21 46 30 --- 11 05 18 44.3 14.8 -0.7 0.0 62 4431 21 45 01 21 46 30 J1143+1834 11 05 18 44.6 13.2 -0.7 0.0 -29 4431 No stop 21 48 00 --- 11 06 48 44.7 12.7 -0.6 0.0 61 4478 21 46 31 21 48 30 1146+189 11 07 18 44.4 14.2 -0.7 0.0 2 4478 21 48 30 21 49 30 --- 11 08 18 44.4 13.9 -0.7 0.0 60 4509 21 48 31 21 49 30 J1143+1834 11 08 18 44.8 12.2 -0.6 0.0 -29 4509 No stop 21 51 00 --- 11 09 48 44.9 11.7 -0.6 0.0 61 4555 21 49 31 21 51 00 1146+189 11 09 48 44.5 13.4 -0.7 0.0 -28 4555 No stop 21 52 30 --- 11 11 19 44.6 12.9 -0.6 0.0 62 4601 21 51 01 21 52 30 J1143+1834 11 11 19 44.9 11.2 -0.6 0.0 -29 4601 No stop 21 54 00 --- 11 12 49 45.0 10.7 -0.5 0.0 61 4648 21 52 31 21 54 30 1146+189 11 13 19 44.7 12.2 -0.6 0.0 2 4648 21 54 30 21 55 30 --- 11 14 19 44.7 11.9 -0.6 0.0 60 4679 21 54 31 21 55 30 J1143+1834 11 14 19 45.1 10.2 -0.5 0.0 -29 4679 No stop 21 57 00 --- 11 15 49 45.1 9.7 -0.5 0.0 61 4725 21 55 31 21 57 00 1146+189 11 15 49 44.8 11.4 -0.6 0.0 -28 4725 No stop 21 58 30 --- 11 17 20 44.9 10.9 -0.5 0.0 62 4771 21 57 01 21 58 30 J1143+1834 11 17 20 45.2 9.2 -0.5 0.0 -29 4771 No stop 22 00 00 --- 11 18 50 45.2 8.7 -0.4 0.0 61 4818 21 58 31 22 00 30 1146+189 11 19 20 45.0 10.3 -0.5 0.0 2 4818 22 00 30 22 01 30 --- 11 20 20 45.0 9.9 -0.5 0.0 60 4849 22 00 31 22 01 30 J1143+1834 11 20 20 45.3 8.2 -0.4 0.0 -29 4849 No stop 22 03 00 --- 11 21 50 45.3 7.7 -0.4 0.0 61 4895 22 01 31 22 03 00 1146+189 11 21 50 45.1 9.4 -0.5 0.0 -28 4895 No stop 22 04 30 --- 11 23 21 45.1 8.9 -0.4 0.0 62 4942 22 03 01 22 04 30 J1143+1834 11 23 21 45.4 7.2 -0.4 0.0 -29 4942 No stop 22 06 00 --- 11 24 51 45.4 6.7 -0.3 0.0 61 4988 22 04 31 Schedule for HART (Code Hh ) 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 11 25 21 45.2 8.3 -0.4 0.0 2 4988 22 06 30 22 07 30 --- 11 26 21 45.2 7.9 -0.4 0.0 60 5019 22 06 31 22 07 30 J1143+1834 11 26 21 45.4 6.2 -0.3 0.0 -29 5019 No stop 22 09 00 --- 11 27 51 45.5 5.7 -0.3 0.0 61 5065 22 07 31 22 09 00 1146+189 11 27 51 45.3 7.4 -0.4 0.0 -28 5065 No stop 22 10 30 --- 11 29 22 45.3 6.9 -0.3 0.0 62 5112 22 09 01 22 10 30 J1143+1834 11 29 22 45.5 5.2 -0.3 0.0 -29 5112 No stop 22 12 00 --- 11 30 52 45.5 4.7 -0.2 0.0 61 5158 22 10 31 22 12 30 1146+189 11 31 22 45.3 6.3 -0.3 0.0 2 5158 22 12 30 22 13 30 --- 11 32 22 45.4 5.9 -0.3 0.0 60 5189 22 12 31 22 13 30 J1143+1834 11 32 22 45.6 4.2 -0.2 0.0 -29 5189 No stop 22 15 00 --- 11 33 52 45.6 3.7 -0.2 0.0 61 5235 22 13 31 22 15 00 1146+189 11 33 52 45.4 5.4 -0.3 0.0 -28 5235 No stop 22 16 30 --- 11 35 23 45.4 4.9 -0.2 0.0 62 5282 22 15 01 22 16 30 J1143+1834 11 35 23 45.6 3.2 -0.2 0.0 -29 5282 No stop 22 18 00 --- 11 36 53 45.6 2.7 -0.1 0.0 61 5328 22 16 31 22 18 30 1146+189 11 37 23 45.5 4.2 -0.2 0.0 2 5328 22 18 30 22 19 30 --- 11 38 23 45.5 3.9 -0.2 0.0 60 5359 22 18 31 22 19 30 J1143+1834 11 38 23 45.6 2.1 -0.1 0.0 -29 5359 No stop 22 21 00 --- 11 39 53 45.7 1.6 -0.1 0.0 61 5405 22 19 31 22 21 00 1146+189 11 39 53 45.5 3.4 -0.2 0.0 -28 5405 No stop 22 22 30 --- 11 41 24 45.5 2.9 -0.1 0.0 62 5452 22 21 01 22 22 30 J1143+1834 11 41 24 45.7 1.1 -0.1 0.0 -29 5452 No stop 22 24 00 --- 11 42 54 45.7 0.6 -0.0 0.0 61 5498 22 22 31 22 24 30 1146+189 11 43 24 45.5 2.2 -0.1 0.0 2 5498 22 24 30 22 25 30 --- 11 44 24 45.6 1.9 -0.1 0.0 60 5529 22 24 31 22 25 30 J1143+1834 11 44 24 45.7 0.1 -0.0 0.0 -29 5529 No stop 22 27 00 --- 11 45 54 45.7 359.6 0.0 0.0 61 5575 22 25 31 22 27 00 1146+189 11 45 54 45.6 1.4 -0.1 0.0 -28 5575 No stop 22 28 30 --- 11 47 25 45.6 0.8 -0.0 0.0 62 5622 22 27 01 Schedule for HART (Code Hh ) 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 11 47 25 45.7 359.1 0.0 0.0 -29 5622 No stop 22 30 00 --- 11 48 55 45.7 358.6 0.1 0.0 61 5668 22 28 31 22 30 30 1146+189 11 49 25 45.6 0.2 -0.0 0.0 2 5668 22 30 30 22 31 30 --- 11 50 25 45.6 359.8 0.0 0.0 60 5699 22 30 31 22 31 30 J1143+1834 11 50 25 45.6 358.1 0.1 0.0 -29 5699 No stop 22 33 00 --- 11 51 55 45.6 357.6 0.1 0.0 61 5745 22 31 31 22 33 00 1146+189 11 51 55 45.6 359.3 0.0 0.0 -28 5745 No stop 22 34 30 --- 11 53 26 45.6 358.8 0.1 0.0 62 5792 22 33 01 22 34 30 J1143+1834 11 53 26 45.6 357.0 0.1 0.0 -29 5792 No stop 22 36 00 --- 11 54 56 45.6 356.5 0.2 0.0 61 5838 22 34 31 22 36 30 1146+189 11 55 26 45.6 358.1 0.1 0.0 2 5838 22 36 30 22 37 30 --- 11 56 26 45.5 357.8 0.1 0.0 60 5869 22 36 31 22 37 30 J1143+1834 11 56 26 45.6 356.0 0.2 0.0 -29 5869 No stop 22 39 00 --- 11 57 56 45.6 355.5 0.2 0.0 61 5915 22 37 31 22 39 00 1146+189 11 57 56 45.5 357.3 0.1 0.0 -28 5915 No stop 22 40 30 --- 11 59 27 45.5 356.8 0.2 0.0 62 5962 22 39 01 22 40 30 J1143+1834 11 59 27 45.5 355.0 0.2 0.0 -29 5962 No stop 22 42 00 --- 12 00 57 45.5 354.5 0.3 0.0 61 6008 22 40 31 22 42 30 1146+189 12 01 27 45.5 356.1 0.2 0.0 2 6008 22 42 30 22 43 30 --- 12 02 27 45.5 355.8 0.2 0.0 60 6039 22 42 31 22 43 30 J1143+1834 12 02 27 45.5 354.0 0.3 0.0 -29 6039 No stop 22 45 00 --- 12 03 57 45.4 353.5 0.3 0.0 61 6085 22 43 31 22 45 00 1146+189 12 03 57 45.4 355.2 0.2 0.0 -28 6085 No stop 22 46 30 --- 12 05 28 45.4 354.7 0.3 0.0 62 6132 22 45 01 22 46 30 J1143+1834 12 05 28 45.4 353.0 0.3 0.0 -29 6132 No stop 22 48 00 --- 12 06 58 45.3 352.5 0.4 0.0 61 6178 22 46 31 22 48 30 1146+189 12 07 28 45.4 354.1 0.3 0.0 2 6178 22 48 30 22 49 30 --- 12 08 28 45.3 353.7 0.3 0.0 60 6209 22 48 31 22 49 30 J1143+1834 12 08 28 45.3 352.0 0.4 0.0 -29 6209 No stop 22 51 00 --- 12 09 58 45.2 351.5 0.4 0.0 61 6255 22 49 31 Schedule for HART (Code Hh ) 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 12 09 58 45.3 353.2 0.3 0.0 -28 6255 No stop 22 52 30 --- 12 11 29 45.3 352.7 0.4 0.0 62 6302 22 51 01 22 52 30 J1143+1834 12 11 29 45.2 351.0 0.4 0.0 -29 6302 No stop 22 54 00 --- 12 12 59 45.1 350.5 0.5 0.0 61 6348 22 52 31 22 54 30 1146+189 12 13 29 45.2 352.1 0.4 0.0 2 6348 22 54 30 22 55 30 --- 12 14 29 45.2 351.7 0.4 0.0 60 6379 22 54 31 ---------- fringe finder & EF pointing ---------- 23 03 30 J1159+2914 12 22 30 34.8 354.2 0.4 0.0 432 6379 23 03 30 23 07 30 =1156+295 12 26 31 34.7 353.2 0.4 0.0 240 6503 23 03 31 23 08 40 1146+189 12 27 41 44.6 347.4 0.6 0.0 22 6503 23 08 40 23 09 50 --- 12 28 51 44.6 347.0 0.6 0.0 70 6539 23 08 41 23 09 50 J1143+1834 12 28 51 44.4 345.3 0.7 0.0 -29 6539 No stop 23 11 20 --- 12 30 22 44.3 344.8 0.8 0.0 61 6585 23 09 51 23 11 20 1146+189 12 30 22 44.5 346.5 0.7 0.0 -28 6585 No stop 23 12 50 --- 12 31 52 44.4 346.0 0.7 0.0 62 6632 23 11 21 23 12 50 J1143+1834 12 31 52 44.2 344.3 0.8 0.0 -29 6632 No stop 23 14 20 --- 12 33 22 44.1 343.8 0.8 0.0 61 6678 23 12 51 23 14 50 1146+189 12 33 52 44.3 345.4 0.7 0.0 2 6678 23 14 50 23 15 50 --- 12 34 52 44.3 345.0 0.7 0.0 60 6709 23 14 51 23 15 50 J1143+1834 12 34 52 44.0 343.4 0.8 0.0 -29 6709 No stop 23 17 20 --- 12 36 23 43.9 342.9 0.9 0.0 61 6755 23 15 51 23 17 20 1146+189 12 36 23 44.2 344.6 0.8 0.0 -28 6755 No stop 23 18 50 --- 12 37 53 44.1 344.1 0.8 0.0 62 6802 23 17 21 23 18 50 J1143+1834 12 37 53 43.8 342.4 0.9 0.0 -29 6802 No stop 23 20 20 --- 12 39 23 43.7 341.9 0.9 0.0 61 6848 23 18 51 23 20 50 1146+189 12 39 53 43.9 343.4 0.8 0.0 2 6848 23 20 50 23 21 50 --- 12 40 53 43.9 343.1 0.8 0.0 60 6879 23 20 51 23 21 50 J1143+1834 12 40 53 43.6 341.5 0.9 0.0 -29 6879 No stop 23 23 20 --- 12 42 24 43.5 341.0 1.0 0.0 61 6925 23 21 51 Schedule for HART (Code Hh ) 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 12 42 24 43.8 342.7 0.9 0.0 -28 6925 No stop 23 24 50 --- 12 43 54 43.7 342.2 0.9 0.0 62 6972 23 23 21 23 24 50 J1143+1834 12 43 54 43.4 340.5 1.0 0.0 -29 6972 No stop 23 26 20 --- 12 45 24 43.3 340.1 1.0 0.0 61 7018 23 24 51 23 26 50 1146+189 12 45 54 43.5 341.6 0.9 0.0 2 7018 23 26 50 23 27 50 --- 12 46 54 43.5 341.2 1.0 0.0 60 7049 23 26 51 23 27 50 J1143+1834 12 46 54 43.2 339.6 1.0 0.0 -29 7049 No stop 23 29 20 --- 12 48 25 43.0 339.1 1.1 0.0 61 7095 23 27 51 23 29 20 1146+189 12 48 25 43.4 340.8 1.0 0.0 -28 7095 No stop 23 30 50 --- 12 49 55 43.2 340.3 1.0 0.0 62 7142 23 29 21 23 30 50 J1143+1834 12 49 55 42.9 338.7 1.1 0.0 -29 7142 No stop 23 32 20 --- 12 51 25 42.8 338.2 1.1 0.0 61 7188 23 30 51 23 32 50 1146+189 12 51 55 43.1 339.7 1.0 0.0 2 7188 23 32 50 23 33 50 --- 12 52 55 43.0 339.4 1.1 0.0 60 7219 23 32 51 23 33 50 J1143+1834 12 52 55 42.7 337.8 1.1 0.0 -29 7219 No stop 23 35 20 --- 12 54 26 42.5 337.3 1.2 0.0 61 7265 23 33 51 23 35 20 1146+189 12 54 26 42.9 338.9 1.1 0.0 -28 7265 No stop 23 36 50 --- 12 55 56 42.8 338.5 1.1 0.0 62 7312 23 35 21 23 36 50 J1143+1834 12 55 56 42.4 336.9 1.2 0.0 -29 7312 No stop 23 38 20 --- 12 57 26 42.3 336.4 1.2 0.0 61 7358 23 36 51 23 38 50 1146+189 12 57 56 42.6 337.9 1.1 0.0 2 7358 23 38 50 23 39 50 --- 12 58 56 42.5 337.6 1.2 0.0 60 7389 23 38 51 23 39 50 J1143+1834 12 58 56 42.1 336.0 1.2 0.0 -29 7389 No stop 23 41 20 --- 13 00 27 42.0 335.5 1.3 0.0 61 7435 23 39 51 23 41 20 1146+189 13 00 27 42.4 337.1 1.2 0.0 -28 7435 No stop 23 42 50 --- 13 01 57 42.3 336.7 1.2 0.0 62 7482 23 41 21 23 42 50 J1143+1834 13 01 57 41.9 335.1 1.3 0.0 -29 7482 No stop 23 44 20 --- 13 03 27 41.7 334.7 1.3 0.0 61 7528 23 42 51 23 44 50 1146+189 13 03 57 42.1 336.1 1.2 0.0 2 7528 23 44 50 23 45 50 --- 13 04 57 42.0 335.8 1.3 0.0 60 7559 23 44 51 Schedule for HART (Code Hh ) 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 13 04 57 41.6 334.2 1.3 0.0 -29 7559 No stop 23 47 20 --- 13 06 28 41.4 333.8 1.4 0.0 61 7605 23 45 51 23 47 20 1146+189 13 06 28 41.8 335.3 1.3 0.0 -28 7605 No stop 23 48 50 --- 13 07 58 41.7 334.9 1.3 0.0 62 7652 23 47 21 23 48 50 J1143+1834 13 07 58 41.3 333.4 1.4 0.0 -29 7652 No stop 23 50 20 --- 13 09 28 41.1 332.9 1.4 0.0 61 7698 23 48 51 23 50 50 1146+189 13 09 58 41.5 334.3 1.3 0.0 2 7698 23 50 50 23 51 50 --- 13 10 58 41.4 334.0 1.4 0.0 60 7729 23 50 51 23 51 50 J1143+1834 13 10 58 41.0 332.5 1.4 0.0 -29 7729 No stop 23 53 20 --- 13 12 29 40.8 332.1 1.5 0.0 61 7776 23 51 51 23 53 20 1146+189 13 12 29 41.3 333.6 1.4 0.0 -28 7776 No stop 23 54 50 --- 13 13 59 41.1 333.2 1.4 0.0 62 7822 23 53 21 23 54 50 J1143+1834 13 13 59 40.6 331.7 1.5 0.0 -29 7822 No stop 23 56 20 --- 13 15 29 40.5 331.2 1.5 0.0 61 7868 23 54 51 23 56 50 1146+189 13 15 59 40.9 332.6 1.4 0.0 2 7868 23 56 50 23 57 50 --- 13 16 59 40.8 332.3 1.5 0.0 60 7899 23 56 51 23 57 50 J1143+1834 13 16 59 40.3 330.8 1.5 0.0 -29 7899 No stop 23 59 20 --- 13 18 30 40.2 330.4 1.6 0.0 61 7946 23 57 51 --- Start: Wed 13 Mar 2024 Day 73 -- Stop: Thu 14 Mar 2024 Day 74 --- 23 59 20 1146+189 13 18 30 40.6 331.9 1.5 0.0 -28 7946 No stop 00 00 50 --- 13 20 00 40.5 331.5 1.5 0.0 62 7992 23 59 21 00 00 50 J1143+1834 13 20 00 40.0 330.0 1.6 0.0 -29 7992 No stop 00 02 20 --- 13 21 30 39.8 329.6 1.6 0.0 61 8038 00 00 51 00 02 50 1146+189 13 22 00 40.3 330.9 1.5 0.0 2 8038 00 02 50 00 03 50 --- 13 23 00 40.1 330.6 1.6 0.0 60 8069 00 02 51 00 03 50 J1143+1834 13 23 00 39.6 329.2 1.6 0.0 -29 8069 No stop 00 05 20 --- 13 24 31 39.5 328.8 1.7 0.0 61 8116 00 03 51 00 05 20 1146+189 13 24 31 40.0 330.2 1.6 0.0 -28 8116 No stop 00 06 50 --- 13 26 01 39.8 329.8 1.6 0.0 62 8162 00 05 21 Schedule for HART (Code Hh ) 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 13 26 01 39.3 328.4 1.7 0.0 -29 8162 No stop 00 08 20 --- 13 27 31 39.1 328.0 1.7 0.0 61 8208 00 06 51 00 08 50 1146+189 13 28 01 39.6 329.3 1.6 0.0 2 8208 00 08 50 00 09 50 --- 13 29 01 39.5 329.0 1.7 0.0 60 8239 00 08 51 00 09 50 J1143+1834 13 29 01 38.9 327.6 1.7 0.0 -29 8239 No stop 00 11 20 --- 13 30 32 38.8 327.2 1.8 0.0 61 8286 00 09 51 00 11 20 1146+189 13 30 32 39.3 328.6 1.7 0.0 -28 8286 No stop 00 12 50 --- 13 32 02 39.1 328.2 1.7 0.0 62 8332 00 11 21 00 12 50 J1143+1834 13 32 02 38.6 326.8 1.8 0.0 -29 8332 No stop 00 14 20 --- 13 33 32 38.4 326.4 1.8 0.0 61 8378 00 12 51 00 14 50 1146+189 13 34 02 38.9 327.7 1.7 0.0 2 8378 00 14 50 00 15 50 --- 13 35 02 38.8 327.4 1.8 0.0 60 8409 00 14 51 00 15 50 J1143+1834 13 35 02 38.2 326.0 1.8 0.0 -29 8409 No stop 00 17 20 --- 13 36 33 38.0 325.6 1.9 0.0 61 8456 00 15 51 00 17 20 1146+189 13 36 33 38.6 327.0 1.8 0.0 -28 8456 No stop 00 18 50 --- 13 38 03 38.4 326.6 1.8 0.0 62 8502 00 17 21 00 18 50 J1143+1834 13 38 03 37.8 325.3 1.9 0.0 -29 8502 No stop 00 20 20 --- 13 39 33 37.6 324.9 1.9 0.0 61 8548 00 18 51 00 20 50 1146+189 13 40 03 38.1 326.1 1.8 0.0 2 8548 00 20 50 00 21 50 --- 13 41 03 38.0 325.9 1.9 0.0 60 8579 00 20 51 00 21 50 J1143+1834 13 41 03 37.4 324.5 1.9 0.0 -29 8579 No stop 00 23 20 --- 13 42 34 37.2 324.1 2.0 0.0 61 8626 00 21 51 00 23 20 1146+189 13 42 34 37.8 325.5 1.9 0.0 -28 8626 No stop 00 24 50 --- 13 44 04 37.6 325.1 1.9 0.0 62 8672 00 23 21 00 24 50 J1143+1834 13 44 04 37.0 323.8 2.0 0.0 -29 8672 No stop 00 26 20 --- 13 45 34 36.8 323.4 2.0 0.0 61 8718 00 24 51 00 26 50 1146+189 13 46 04 37.4 324.6 1.9 0.0 2 8718 00 26 50 00 27 50 --- 13 47 04 37.2 324.4 2.0 0.0 60 8749 00 26 51 00 27 50 J1143+1834 13 47 04 36.6 323.0 2.0 0.0 -29 8749 No stop 00 29 20 --- 13 48 34 36.4 322.7 2.1 0.0 61 8796 00 27 51 Schedule for HART (Code Hh ) 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 13 48 34 37.0 324.0 2.0 0.0 -28 8796 No stop 00 30 50 --- 13 50 05 36.8 323.6 2.0 0.0 62 8842 00 29 21 00 30 50 J1143+1834 13 50 05 36.2 322.3 2.1 0.0 -29 8842 No stop 00 32 20 --- 13 51 35 36.0 321.9 2.1 0.0 61 8889 00 30 51 00 32 50 1146+189 13 52 05 36.6 323.1 2.0 0.0 2 8889 00 32 50 00 33 50 --- 13 53 05 36.4 322.9 2.1 0.0 60 8919 00 32 51 00 33 50 J1143+1834 13 53 05 35.8 321.6 2.1 0.0 -29 8919 No stop 00 35 20 --- 13 54 35 35.6 321.2 2.2 0.0 61 8966 00 33 51 00 35 20 1146+189 13 54 35 36.2 322.5 2.1 0.0 -28 8966 No stop 00 36 50 --- 13 56 06 36.0 322.2 2.1 0.0 62 9012 00 35 21 00 36 50 J1143+1834 13 56 06 35.4 320.9 2.2 0.0 -29 9012 No stop 00 38 20 --- 13 57 36 35.2 320.5 2.2 0.0 61 9059 00 36 51 00 38 50 1146+189 13 58 06 35.7 321.7 2.1 0.0 2 9059 00 38 50 00 39 50 --- 13 59 06 35.6 321.5 2.2 0.0 60 9089 00 38 51 00 39 50 J1143+1834 13 59 06 34.9 320.2 2.2 0.0 -29 9089 No stop 00 41 20 --- 14 00 36 34.7 319.8 2.3 0.0 61 9136 00 39 51 00 41 20 1146+189 14 00 36 35.4 321.1 2.2 0.0 -28 9136 No stop 00 42 50 --- 14 02 07 35.2 320.8 2.2 0.0 62 9182 00 41 21 00 42 50 J1143+1834 14 02 07 34.5 319.5 2.3 0.0 -29 9182 No stop 00 44 20 --- 14 03 37 34.3 319.2 2.3 0.0 61 9229 00 42 51 00 44 50 1146+189 14 04 07 34.9 320.3 2.2 0.0 2 9229 00 44 50 00 45 50 --- 14 05 07 34.7 320.1 2.3 0.0 60 9260 00 44 51 00 45 50 J1143+1834 14 05 07 34.1 318.8 2.3 0.0 -29 9260 No stop 00 47 20 --- 14 06 37 33.8 318.5 2.4 0.0 61 9306 00 45 51 00 47 20 1146+189 14 06 37 34.5 319.7 2.3 0.0 -28 9306 No stop 00 48 50 --- 14 08 08 34.3 319.4 2.3 0.0 62 9352 00 47 21 00 48 50 J1143+1834 14 08 08 33.6 318.1 2.4 0.0 -29 9352 No stop 00 50 20 --- 14 09 38 33.4 317.8 2.4 0.0 61 9399 00 48 51 00 50 50 1146+189 14 10 08 34.0 318.9 2.3 0.0 2 9399 00 50 50 00 51 50 --- 14 11 08 33.9 318.7 2.4 0.0 60 9430 00 50 51 Schedule for HART (Code Hh ) 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 14 11 08 33.2 317.5 2.4 0.0 -29 9430 No stop 00 53 20 --- 14 12 38 32.9 317.2 2.5 0.0 61 9476 00 51 51 00 53 20 1146+189 14 12 38 33.6 318.4 2.4 0.0 -28 9476 No stop 00 54 50 --- 14 14 09 33.4 318.0 2.4 0.0 62 9522 00 53 21 00 54 50 J1143+1834 14 14 09 32.7 316.8 2.5 0.0 -29 9522 No stop 00 56 20 --- 14 15 39 32.5 316.5 2.5 0.0 61 9569 00 54 51 00 56 50 1146+189 14 16 09 33.1 317.6 2.4 0.0 2 9569 00 56 50 00 57 50 --- 14 17 09 33.0 317.4 2.5 0.0 60 9600 00 56 51 ---------- fringe finder & EF pointing ---------- 01 05 50 J1159+2914 14 25 10 25.0 325.4 2.4 0.0 432 9600 01 05 50 01 09 50 =1156+295 14 29 11 24.5 324.6 2.5 0.0 240 9723 01 05 51 01 11 00 1146+189 14 30 21 30.9 314.6 2.7 0.0 22 9723 01 11 00 01 12 10 --- 14 31 32 30.7 314.4 2.7 0.0 70 9759 01 11 01 01 12 10 J1143+1834 14 31 32 29.9 313.3 2.8 0.0 -29 9759 No stop 01 13 40 --- 14 33 02 29.7 313.0 2.8 0.0 61 9806 01 12 11 01 13 40 1146+189 14 33 02 30.5 314.1 2.7 0.0 -28 9806 No stop 01 15 10 --- 14 34 32 30.2 313.8 2.7 0.0 62 9852 01 13 41 01 15 10 J1143+1834 14 34 32 29.4 312.7 2.8 0.0 -29 9852 No stop 01 16 40 --- 14 36 02 29.2 312.4 2.9 0.0 61 9898 01 15 11 01 17 10 1146+189 14 36 32 29.9 313.4 2.8 0.0 2 9898 01 17 10 01 18 10 --- 14 37 33 29.7 313.2 2.8 0.0 60 9929 01 17 11 01 18 10 J1143+1834 14 37 33 28.9 312.1 2.9 0.0 -29 9929 No stop 01 19 40 --- 14 39 03 28.7 311.8 2.9 0.0 61 9976 01 18 11 01 19 40 1146+189 14 39 03 29.5 312.9 2.8 0.0 -28 9976 No stop 01 21 10 --- 14 40 33 29.2 312.6 2.8 0.0 62 10022 01 19 41 01 21 10 J1143+1834 14 40 33 28.4 311.5 2.9 0.0 -29 10022 No stop 01 22 40 --- 14 42 03 28.2 311.2 3.0 0.0 61 10069 01 21 11 01 23 10 1146+189 14 42 33 28.9 312.2 2.9 0.0 2 10069 01 23 10 01 24 10 --- 14 43 33 28.7 312.0 2.9 0.0 60 10099 01 23 11 Schedule for HART (Code Hh ) 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 14 43 33 27.9 310.9 3.0 0.0 -29 10099 No stop 01 25 40 --- 14 45 04 27.7 310.7 3.0 0.0 61 10146 01 24 11 01 25 40 1146+189 14 45 04 28.5 311.7 2.9 0.0 -28 10146 No stop 01 27 10 --- 14 46 34 28.2 311.4 2.9 0.0 62 10192 01 25 41 01 27 10 J1143+1834 14 46 34 27.4 310.4 3.0 0.0 -29 10192 No stop 01 28 40 --- 14 48 04 27.2 310.1 3.1 0.0 61 10239 01 27 11 01 29 10 1146+189 14 48 34 27.9 311.0 3.0 0.0 2 10239 01 29 10 01 30 10 --- 14 49 34 27.7 310.9 3.0 0.0 60 10269 01 29 11 01 30 10 J1143+1834 14 49 34 26.9 309.8 3.1 0.0 -29 10269 No stop 01 31 40 --- 14 51 05 26.6 309.6 3.1 0.0 61 10316 01 30 11 01 31 40 1146+189 14 51 05 27.5 310.6 3.0 0.0 -28 10316 No stop 01 33 10 --- 14 52 35 27.2 310.3 3.0 0.0 62 10362 01 31 41 01 33 10 J1143+1834 14 52 35 26.4 309.3 3.1 0.0 -29 10362 No stop 01 34 40 --- 14 54 05 26.1 309.0 3.2 0.0 61 10409 01 33 11 01 35 10 1146+189 14 54 35 26.9 309.9 3.1 0.0 2 10409 01 35 10 01 36 10 --- 14 55 35 26.7 309.8 3.1 0.0 60 10440 01 35 11 01 36 10 J1143+1834 14 55 35 25.9 308.7 3.2 0.0 -29 10440 No stop 01 37 40 --- 14 57 06 25.6 308.5 3.2 0.0 61 10486 01 36 11 01 37 40 1146+189 14 57 06 26.4 309.5 3.1 0.0 -28 10486 No stop 01 39 10 --- 14 58 36 26.2 309.2 3.1 0.0 62 10532 01 37 41 01 39 10 J1143+1834 14 58 36 25.3 308.2 3.2 0.0 -29 10532 No stop 01 40 40 --- 15 00 06 25.1 308.0 3.3 0.0 61 10579 01 39 11 01 41 10 1146+189 15 00 36 25.8 308.9 3.2 0.0 2 10579 01 41 10 01 42 10 --- 15 01 36 25.6 308.7 3.2 0.0 60 10610 01 41 11 01 42 10 J1143+1834 15 01 36 24.8 307.7 3.3 0.0 -29 10610 No stop 01 43 40 --- 15 03 07 24.5 307.4 3.3 0.0 61 10656 01 42 11 01 43 40 1146+189 15 03 07 25.4 308.4 3.2 0.0 -28 10656 No stop 01 45 10 --- 15 04 37 25.1 308.1 3.2 0.0 62 10702 01 43 41 01 45 10 J1143+1834 15 04 37 24.2 307.2 3.3 0.0 -29 10702 No stop 01 46 40 --- 15 06 07 24.0 306.9 3.4 0.0 61 10749 01 45 11 Schedule for HART (Code Hh ) 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 15 06 37 24.8 307.8 3.3 0.0 2 10749 01 47 10 01 48 10 --- 15 07 37 24.6 307.6 3.3 0.0 60 10780 01 47 11 01 48 10 J1143+1834 15 07 37 23.7 306.7 3.4 0.0 -29 10780 No stop 01 49 40 --- 15 09 08 23.4 306.4 3.4 0.0 61 10826 01 48 11 01 49 40 1146+189 15 09 08 24.3 307.4 3.3 0.0 -28 10826 No stop 01 51 10 --- 15 10 38 24.0 307.1 3.3 0.0 62 10872 01 49 41 01 51 10 J1143+1834 15 10 38 23.2 306.2 3.4 0.0 -29 10872 No stop 01 52 40 --- 15 12 08 22.9 305.9 3.5 0.0 61 10919 01 51 11 01 53 10 1146+189 15 12 38 23.7 306.8 3.4 0.0 2 10919 01 53 10 01 54 10 --- 15 13 38 23.5 306.6 3.4 0.0 60 10950 01 53 11 01 54 10 J1143+1834 15 13 38 22.6 305.7 3.5 0.0 -29 10950 No stop 01 55 40 --- 15 15 09 22.3 305.4 3.5 0.0 61 10996 01 54 11 01 55 40 1146+189 15 15 09 23.2 306.4 3.4 0.0 -28 10996 No stop 01 57 10 --- 15 16 39 23.0 306.1 3.4 0.0 62 11042 01 55 41 01 57 10 J1143+1834 15 16 39 22.1 305.2 3.5 0.0 -29 11042 No stop 01 58 40 --- 15 18 09 21.8 304.9 3.6 0.0 61 11089 01 57 11 01 59 10 1146+189 15 18 39 22.6 305.8 3.5 0.0 2 11089 01 59 10 02 00 10 --- 15 19 39 22.4 305.6 3.5 0.0 60 11120 01 59 11 02 00 10 J1143+1834 15 19 39 21.5 304.7 3.6 0.0 -29 11120 No stop 02 01 40 --- 15 21 10 21.2 304.5 3.6 0.0 61 11166 02 00 11 02 01 40 1146+189 15 21 10 22.1 305.4 3.5 0.0 -28 11166 No stop 02 03 10 --- 15 22 40 21.9 305.1 3.5 0.0 62 11212 02 01 41 02 03 10 J1143+1834 15 22 40 21.0 304.2 3.6 0.0 -29 11212 No stop 02 04 40 --- 15 24 10 20.7 304.0 3.7 0.0 61 11259 02 03 11 02 05 10 1146+189 15 24 40 21.5 304.8 3.6 0.0 2 11259 02 05 10 02 06 10 --- 15 25 40 21.3 304.6 3.6 0.0 60 11290 02 05 11 02 06 10 J1143+1834 15 25 40 20.4 303.7 3.7 0.0 -29 11290 No stop 02 07 40 --- 15 27 11 20.1 303.5 3.7 0.0 61 11336 02 06 11 02 07 40 1146+189 15 27 11 21.0 304.4 3.6 0.0 -28 11336 No stop 02 09 10 --- 15 28 41 20.7 304.2 3.6 0.0 62 11382 02 07 41 Schedule for HART (Code Hh ) 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 15 28 41 19.8 303.3 3.7 0.0 -29 11382 No stop 02 10 40 --- 15 30 11 19.5 303.1 3.8 0.0 61 11429 02 09 11 02 11 10 1146+189 15 30 41 20.4 303.9 3.7 0.0 2 11429 02 11 10 02 12 10 --- 15 31 41 20.2 303.7 3.7 0.0 60 11460 02 11 11 02 12 10 J1143+1834 15 31 41 19.3 302.8 3.8 0.0 -29 11460 No stop 02 13 40 --- 15 33 12 19.0 302.6 3.8 0.0 61 11506 02 12 11 02 13 40 1146+189 15 33 12 19.9 303.5 3.7 0.0 -28 11506 No stop 02 15 10 --- 15 34 42 19.6 303.2 3.7 0.0 62 11553 02 13 41 02 15 10 J1143+1834 15 34 42 18.7 302.4 3.8 0.0 -29 11553 No stop 02 16 40 --- 15 36 12 18.4 302.1 3.9 0.0 61 11599 02 15 11 02 17 10 1146+189 15 36 42 19.2 302.9 3.8 0.0 2 11599 02 17 10 02 18 10 --- 15 37 42 19.0 302.8 3.8 0.0 60 11630 02 17 11 02 18 10 J1143+1834 15 37 42 18.1 301.9 3.9 0.0 -29 11630 No stop 02 19 40 --- 15 39 13 17.8 301.7 3.9 0.0 61 11676 02 18 11 02 19 40 1146+189 15 39 13 18.8 302.5 3.8 0.0 -28 11676 No stop 02 21 10 --- 15 40 43 18.5 302.3 3.8 0.0 62 11723 02 19 41 02 21 10 J1143+1834 15 40 43 17.5 301.5 3.9 0.0 -29 11723 No stop 02 22 40 --- 15 42 13 17.3 301.3 4.0 0.0 61 11769 02 21 11 02 23 10 1146+189 15 42 43 18.1 302.0 3.9 0.0 2 11769 02 23 10 02 24 10 --- 15 43 43 17.9 301.9 3.9 0.0 60 11800 02 23 11 02 24 10 J1143+1834 15 43 43 17.0 301.0 4.0 0.0 -29 11800 No stop 02 25 40 --- 15 45 14 16.7 300.8 4.0 0.0 61 11846 02 24 11 02 25 40 1146+189 15 45 14 17.6 301.7 3.9 0.0 -28 11846 No stop 02 27 10 --- 15 46 44 17.3 301.4 3.9 0.0 62 11893 02 25 41 02 27 10 J1143+1834 15 46 44 16.4 300.6 4.0 0.0 -29 11893 No stop 02 28 40 --- 15 48 14 16.1 300.4 4.1 0.0 61 11939 02 27 11 02 29 10 1146+189 15 48 44 16.9 301.1 4.0 0.0 2 11939 02 29 10 02 30 10 --- 15 49 44 16.8 301.0 4.0 0.0 60 11970 02 29 11 02 30 10 J1143+1834 15 49 44 15.8 300.2 4.1 0.0 -29 11970 No stop 02 31 40 --- 15 51 15 15.5 300.0 4.1 0.0 61 12016 02 30 11 Schedule for HART (Code Hh ) 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 15 51 15 16.5 300.8 4.0 0.0 -28 12016 No stop 02 33 10 --- 15 52 45 16.2 300.6 4.0 0.0 62 12063 02 31 41 02 33 10 J1143+1834 15 52 45 15.2 299.8 4.1 0.0 -29 12063 No stop 02 34 40 --- 15 54 15 14.9 299.6 4.2 0.0 61 12109 02 33 11 02 35 10 1146+189 15 54 45 15.8 300.3 4.1 0.0 2 12109 02 35 10 02 36 10 --- 15 55 45 15.6 300.1 4.1 0.0 60 12140 02 35 11 02 36 10 J1143+1834 15 55 45 14.6 299.3 4.2 0.0 -29 12140 No stop 02 37 40 --- 15 57 16 14.3 299.1 4.2 0.0 61 12186 02 36 11 02 37 40 1146+189 15 57 16 15.3 299.9 4.1 0.0 -28 12186 No stop 02 39 10 --- 15 58 46 15.0 299.7 4.1 0.0 62 12233 02 37 41 02 39 10 J1143+1834 15 58 46 14.0 298.9 4.2 0.0 -29 12233 No stop 02 40 40 --- 16 00 16 13.7 298.7 4.3 0.0 61 12279 02 39 11 02 41 10 1146+189 16 00 46 14.6 299.4 4.2 0.0 2 12279 02 41 10 02 42 10 --- 16 01 46 14.4 299.3 4.2 0.0 60 12310 02 41 11 02 42 10 J1143+1834 16 01 46 13.4 298.5 4.3 0.0 -29 12310 No stop 02 43 40 --- 16 03 17 13.1 298.3 4.3 0.0 61 12356 02 42 11 02 43 40 1146+189 16 03 17 14.1 299.1 4.2 0.0 -28 12356 No stop 02 45 10 --- 16 04 47 13.8 298.9 4.2 0.0 62 12403 02 43 41 02 45 10 J1143+1834 16 04 47 12.8 298.1 4.3 0.0 -29 12403 No stop 02 46 40 --- 16 06 17 12.5 297.9 4.4 0.0 61 12449 02 45 11 02 47 10 1146+189 16 06 47 13.4 298.6 4.3 0.0 2 12449 02 47 10 02 48 10 --- 16 07 47 13.2 298.5 4.3 0.0 60 12480 02 47 11 02 48 10 J1143+1834 16 07 47 12.2 297.7 4.4 0.0 -29 12480 No stop 02 49 40 --- 16 09 18 11.9 297.5 4.4 0.0 61 12526 02 48 11 02 49 40 1146+189 16 09 18 12.9 298.3 4.3 0.0 -28 12526 No stop 02 51 10 --- 16 10 48 12.6 298.1 4.3 0.0 62 12573 02 49 41 02 51 10 J1143+1834 16 10 48 11.6 297.3 4.4 0.0 -29 12573 No stop 02 52 40 --- 16 12 18 11.3 297.1 4.5 0.0 61 12619 02 51 11 02 53 10 1146+189 16 12 48 12.2 297.8 4.4 0.0 2 12619 02 53 10 02 54 10 --- 16 13 48 12.0 297.7 4.4 0.0 60 12650 02 53 11 Schedule for HART (Code Hh ) 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 16 13 48 11.0 296.9 4.5 0.0 -29 12650 No stop 02 55 40 --- 16 15 19 10.7 296.7 4.5 0.0 61 12696 02 54 11 02 55 40 1146+189 16 15 19 11.7 297.5 4.4 0.0 -28 12696 No stop 02 57 10 --- 16 16 49 11.4 297.3 4.4 0.0 62 12743 02 55 41 02 57 10 J1143+1834 16 16 49 10.4 296.6 4.5 0.0 -29 12743 No stop 02 58 40 --- 16 18 19 10.1 296.4 4.6 0.0 61 12789 02 57 11 02 59 10 1146+189 16 18 49 11.0 297.0 4.5 0.0 2 12789 02 59 10 03 00 10 --- 16 19 49 10.8 296.9 4.5 0.0 60 12820 02 59 11 05 56 50 J2253+1608 19 16 58 22.2 57.6 -3.6 0.0 10262 12820 05 56 50 06 00 00 =2251+158 19 20 09 22.9 57.1 -3.6 0.0 190 12918 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: 4 Station: HART 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 = A1 C1 A1 C1 A1 C1 A1 C1 A1 C1 A1 C1 A1 C1 A1 C1 B2 C1 B2 C1 B2 C1 B2 C1 B2 C1 B2 C1 B2 C1 B2 C1 The following frequency sets based on these setups were used. Frequency Set: 10 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: 10 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