COVER INFORMATION Station: JODRELL1 (Code Jb ) Experiment: Observations of radio-quiet quasars: SDSSJ1258+1657 Exp. Code: EJ027C Schedule Version: 2.00 Processed by SCHED version: 11.60 Release 11.6; April 2020 PI: Neal Jackson Address: University of Manchester Turing Building Manchester M13 9PL U.K. Phone: +44 161 275 4080 EMAIL: neal.jackson@manchester.ac.uk Fax: +44 275 4297 Phone during observation: +44 161 275 4080 Observing mode: MKIV Notes: Schedule for JODRELL1 (Code Jb ) Page 2 Observations of radio-quiet quasars: SDSSJ1258+1657 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 9 Mar 2023 Day 68 --- ---------- Fringe Finder ---------- Next scan frequencies: 1626.49 1626.49 1626.49 1626.49 1690.49 1690.49 1690.49 1690.49 Next BBC frequencies: 645.51 645.51 645.51 645.51 581.51 581.51 581.51 581.51 Next scan bandwidths: 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 20 30 00 4C39.25 07 29 51 65.2 113.2 -2.0 -45.0 0 0 20 30 00 20 35 00 --- 07 34 52 65.9 114.9 -1.9 -44.3 300 39 20 30 01 20 38 00 J1255+1817 07 37 52 20.6 86.9 -5.3 -39.0 -169 39 20 38 00 20 43 00 --- 07 42 53 21.3 87.9 -5.2 -39.0 131 77 20 38 01 20 43 00 SDSSJ1258+16 07 42 53 19.9 88.2 -5.3 -38.7 -22 77 No stop 20 48 00 --- 07 47 54 20.6 89.2 -5.2 -38.7 278 116 20 43 01 20 48 40 J1255+1817 07 48 34 22.2 89.0 -5.1 -39.0 17 116 20 48 40 20 50 10 --- 07 50 04 22.4 89.3 -5.1 -39.0 90 128 20 48 41 20 50 10 SDSSJ1258+16 07 50 04 20.9 89.7 -5.2 -38.7 -22 128 No stop 20 55 10 --- 07 55 05 21.7 90.7 -5.1 -38.7 278 166 20 50 11 20 56 40 SDSSJ1258+16 07 56 36 21.9 91.0 -5.0 -38.7 82 166 20 56 40 21 01 40 --- 08 01 36 22.7 92.0 -5.0 -38.7 300 205 20 56 41 21 02 20 J1255+1817 08 02 16 24.2 91.8 -4.9 -39.0 17 205 21 02 20 21 03 50 --- 08 03 47 24.5 92.1 -4.9 -39.0 90 216 21 02 21 21 03 50 SDSSJ1258+16 08 03 47 23.0 92.4 -4.9 -38.7 -22 216 No stop 21 08 50 --- 08 08 48 23.7 93.5 -4.8 -38.6 278 255 21 03 51 21 10 20 SDSSJ1258+16 08 10 18 24.0 93.8 -4.8 -38.6 82 255 21 10 20 21 15 20 --- 08 15 19 24.7 94.8 -4.7 -38.5 300 294 21 10 21 21 16 00 J1255+1817 08 15 59 26.3 94.6 -4.7 -38.9 17 294 21 16 00 21 17 30 --- 08 17 29 26.5 94.9 -4.7 -38.9 90 305 21 16 01 21 17 30 SDSSJ1258+16 08 17 29 25.0 95.2 -4.7 -38.5 -22 305 No stop 21 22 30 --- 08 22 30 25.8 96.3 -4.6 -38.4 278 344 21 17 31 21 24 00 SDSSJ1258+16 08 24 00 26.0 96.6 -4.6 -38.4 82 344 21 24 00 21 29 00 --- 08 29 01 26.7 97.6 -4.5 -38.3 300 383 21 24 01 21 29 40 J1255+1817 08 29 41 28.3 97.4 -4.5 -38.7 17 383 21 29 40 21 31 10 --- 08 31 11 28.5 97.7 -4.4 -38.6 90 394 21 29 41 Schedule for JODRELL1 (Code Jb ) Page 3 Observations of radio-quiet quasars: SDSSJ1258+1657 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 9 Mar 2023 Day 68 --- 21 31 10 SDSSJ1258+16 08 31 11 27.1 98.1 -4.5 -38.2 -22 394 No stop 21 36 10 --- 08 36 12 27.8 99.2 -4.4 -38.1 278 433 21 31 11 21 37 40 SDSSJ1258+16 08 37 42 28.0 99.5 -4.4 -38.1 82 433 21 37 40 21 42 40 --- 08 42 43 28.8 100.6 -4.3 -37.9 300 471 21 37 41 21 43 20 J1255+1817 08 43 23 30.3 100.4 -4.2 -38.3 17 471 21 43 20 21 44 50 --- 08 44 53 30.6 100.7 -4.2 -38.2 90 483 21 43 21 21 44 50 SDSSJ1258+16 08 44 53 29.1 101.0 -4.2 -37.9 -22 483 No stop 21 49 50 --- 08 49 54 29.8 102.1 -4.2 -37.7 278 522 21 44 51 21 51 20 SDSSJ1258+16 08 51 24 30.0 102.4 -4.1 -37.6 82 522 21 51 20 21 56 20 --- 08 56 25 30.8 103.5 -4.1 -37.4 300 560 21 51 21 21 57 00 J1255+1817 08 57 05 32.3 103.4 -4.0 -37.8 17 560 21 57 00 21 58 30 --- 08 58 36 32.6 103.7 -4.0 -37.7 90 572 21 57 01 21 58 30 SDSSJ1258+16 08 58 36 31.1 104.0 -4.0 -37.3 -23 572 No stop 22 03 30 --- 09 03 36 31.8 105.1 -3.9 -37.1 277 611 21 58 31 22 05 00 SDSSJ1258+16 09 05 07 32.0 105.5 -3.9 -37.1 82 611 22 05 00 22 10 00 --- 09 10 08 32.8 106.6 -3.8 -36.8 300 649 22 05 01 22 10 40 J1255+1817 09 10 48 34.3 106.4 -3.8 -37.2 17 649 22 10 40 22 12 10 --- 09 12 18 34.5 106.8 -3.7 -37.1 90 661 22 10 41 22 12 10 SDSSJ1258+16 09 12 18 33.1 107.1 -3.8 -36.7 -23 661 No stop 22 17 10 --- 09 17 19 33.8 108.3 -3.7 -36.4 277 699 22 12 11 22 18 40 SDSSJ1258+16 09 18 49 34.0 108.6 -3.7 -36.3 82 699 22 18 40 22 23 40 --- 09 23 50 34.7 109.8 -3.6 -36.0 300 738 22 18 41 22 24 20 J1255+1817 09 24 30 36.3 109.6 -3.5 -36.4 17 738 22 24 20 22 25 50 --- 09 26 00 36.5 110.0 -3.5 -36.3 90 750 22 24 21 22 25 50 SDSSJ1258+16 09 26 00 35.0 110.3 -3.6 -35.9 -23 750 No stop 22 30 50 --- 09 31 01 35.7 111.5 -3.5 -35.6 277 788 22 25 51 22 32 20 SDSSJ1258+16 09 32 31 35.9 111.9 -3.4 -35.5 82 788 22 32 20 22 37 20 --- 09 37 32 36.6 113.1 -3.4 -35.1 300 827 22 32 21 22 38 00 J1255+1817 09 38 12 38.2 112.9 -3.3 -35.5 17 827 22 38 00 22 39 30 --- 09 39 42 38.4 113.3 -3.3 -35.3 90 839 22 38 01 Schedule for JODRELL1 (Code Jb ) Page 4 Observations of radio-quiet quasars: SDSSJ1258+1657 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 9 Mar 2023 Day 68 --- 22 39 30 SDSSJ1258+16 09 39 42 36.9 113.6 -3.3 -35.0 -23 839 No stop 22 44 30 --- 09 44 43 37.6 114.8 -3.2 -34.6 277 877 22 39 31 ---------- Fringe Finder ---------- 22 50 00 3C345 09 50 14 23.9 54.9 -6.9 -39.6 74 877 22 50 00 22 55 00 --- 09 55 15 24.6 55.7 -6.8 -40.0 300 916 22 50 01 22 59 00 SDSSJ1258+16 09 59 16 39.5 118.5 -3.0 -33.3 -27 916 22 59 00 23 04 00 --- 10 04 16 40.2 119.8 -2.9 -32.8 273 955 22 59 01 23 04 40 J1255+1817 10 04 57 41.8 119.8 -2.9 -33.1 17 955 23 04 40 23 06 10 --- 10 06 27 42.0 120.2 -2.8 -33.0 90 966 23 04 41 23 06 10 SDSSJ1258+16 10 06 27 40.5 120.4 -2.9 -32.6 -23 966 No stop 23 11 10 --- 10 11 28 41.1 121.8 -2.8 -32.1 277 1005 23 06 11 23 12 40 SDSSJ1258+16 10 12 58 41.3 122.2 -2.8 -32.0 82 1005 23 12 40 23 17 40 --- 10 17 59 41.9 123.5 -2.7 -31.4 300 1043 23 12 41 23 18 20 J1255+1817 10 18 39 43.5 123.5 -2.6 -31.7 17 1043 23 18 20 23 19 50 --- 10 20 09 43.7 124.0 -2.6 -31.5 90 1055 23 18 21 23 19 50 SDSSJ1258+16 10 20 09 42.2 124.1 -2.7 -31.2 -23 1055 No stop 23 24 50 --- 10 25 10 42.8 125.5 -2.6 -30.6 277 1094 23 19 51 23 26 20 SDSSJ1258+16 10 26 40 43.0 126.0 -2.5 -30.4 82 1094 23 26 20 23 31 20 --- 10 31 41 43.6 127.4 -2.5 -29.8 300 1132 23 26 21 23 32 00 J1255+1817 10 32 21 45.2 127.4 -2.4 -30.0 17 1132 23 32 00 23 33 30 --- 10 33 51 45.4 127.9 -2.4 -29.8 90 1144 23 32 01 23 33 30 SDSSJ1258+16 10 33 51 43.9 128.0 -2.4 -29.5 -23 1144 No stop 23 38 30 --- 10 38 52 44.5 129.5 -2.3 -28.9 277 1183 23 33 31 23 40 00 SDSSJ1258+16 10 40 22 44.6 129.9 -2.3 -28.7 82 1183 23 40 00 23 45 00 --- 10 45 23 45.2 131.4 -2.2 -28.0 300 1221 23 40 01 23 45 40 J1255+1817 10 46 03 46.8 131.5 -2.2 -28.1 17 1221 23 45 40 23 47 10 --- 10 47 34 46.9 132.0 -2.2 -27.9 90 1233 23 45 41 23 47 10 SDSSJ1258+16 10 47 34 45.4 132.0 -2.2 -27.7 -23 1233 No stop 23 52 10 --- 10 52 34 46.0 133.6 -2.1 -26.9 277 1271 23 47 11 Schedule for JODRELL1 (Code Jb ) Page 5 Observations of radio-quiet quasars: SDSSJ1258+1657 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 9 Mar 2023 Day 68 --- 23 53 40 SDSSJ1258+16 10 54 05 46.2 134.0 -2.1 -26.7 81 1271 23 53 40 23 58 40 --- 10 59 05 46.7 135.6 -2.0 -25.9 300 1310 23 53 41 --- Start: Thu 9 Mar 2023 Day 68 -- Stop: Fri 10 Mar 2023 Day 69 --- 23 59 20 J1255+1817 10 59 46 48.3 135.8 -1.9 -26.0 17 1310 23 59 20 00 00 50 --- 11 01 16 48.4 136.3 -1.9 -25.8 90 1322 23 59 21 00 00 50 SDSSJ1258+16 11 01 16 46.9 136.3 -2.0 -25.6 -23 1322 No stop 00 05 50 --- 11 06 17 47.4 137.9 -1.9 -24.8 277 1360 00 00 51 00 07 20 SDSSJ1258+16 11 07 47 47.6 138.4 -1.9 -24.5 81 1360 00 07 20 00 12 20 --- 11 12 48 48.1 140.0 -1.8 -23.7 300 1399 00 07 21 00 13 00 J1255+1817 11 13 28 49.6 140.3 -1.7 -23.7 17 1399 00 13 00 00 14 30 --- 11 14 58 49.8 140.8 -1.7 -23.4 90 1411 00 13 01 00 14 30 SDSSJ1258+16 11 14 58 48.3 140.7 -1.7 -23.3 -23 1411 No stop 00 19 30 --- 11 19 59 48.7 142.4 -1.7 -22.4 277 1449 00 14 31 00 21 00 SDSSJ1258+16 11 21 29 48.9 142.9 -1.6 -22.2 81 1449 00 21 00 00 26 00 --- 11 26 30 49.3 144.6 -1.5 -21.2 300 1488 00 21 01 00 26 40 J1255+1817 11 27 10 50.9 145.0 -1.5 -21.2 17 1488 00 26 40 00 28 10 --- 11 28 40 51.0 145.6 -1.5 -20.9 90 1499 00 26 41 00 28 10 SDSSJ1258+16 11 28 40 49.5 145.3 -1.5 -20.8 -23 1499 No stop 00 33 10 --- 11 33 41 49.9 147.1 -1.4 -19.9 277 1538 00 28 11 00 34 40 SDSSJ1258+16 11 35 11 50.0 147.6 -1.4 -19.6 81 1538 00 34 40 00 39 40 --- 11 40 12 50.4 149.4 -1.3 -18.6 300 1577 00 34 41 00 40 20 J1255+1817 11 40 52 52.0 149.9 -1.3 -18.4 17 1577 00 40 20 00 41 50 --- 11 42 23 52.1 150.5 -1.2 -18.1 90 1588 00 40 21 00 41 50 SDSSJ1258+16 11 42 23 50.6 150.1 -1.3 -18.1 -23 1588 No stop 00 46 50 --- 11 47 23 51.0 152.0 -1.2 -17.1 277 1627 00 41 51 00 48 20 SDSSJ1258+16 11 48 54 51.1 152.5 -1.2 -16.8 81 1627 00 48 20 00 53 20 --- 11 53 54 51.4 154.3 -1.1 -15.7 300 1666 00 48 21 00 54 00 J1255+1817 11 54 34 52.9 155.1 -1.0 -15.4 17 1666 00 54 00 00 55 30 --- 11 56 05 53.0 155.6 -1.0 -15.1 90 1677 00 54 01 Schedule for JODRELL1 (Code Jb ) Page 6 Observations of radio-quiet quasars: SDSSJ1258+1657 UP: D => Below limits; H => Below horizon mask; W => still slewing at end; blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Disk: GBytes recorded to this point. TPStart: Recording start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Disk TPStart Stop UT LST EL AZ HA UP ParA Dwell GBytes SYNC ---------------------------------------------------------------------------------------- --- Fri 10 Mar 2023 Day 69 --- 00 55 30 SDSSJ1258+16 11 56 05 51.5 155.1 -1.1 -15.2 -23 1677 No stop 01 00 30 --- 12 01 06 51.8 157.0 -1.0 -14.1 277 1716 00 55 31 01 02 00 SDSSJ1258+16 12 02 36 51.9 157.6 -0.9 -13.8 81 1716 01 02 00 01 07 00 --- 12 07 37 52.2 159.5 -0.9 -12.7 300 1755 01 02 01 01 07 40 J1255+1817 12 08 17 53.7 160.3 -0.8 -12.2 17 1755 01 07 40 01 09 10 --- 12 09 47 53.8 160.9 -0.8 -11.9 90 1766 01 07 41 01 09 10 SDSSJ1258+16 12 09 47 52.3 160.3 -0.8 -12.2 -23 1766 No stop 01 14 10 --- 12 14 48 52.6 162.2 -0.7 -11.0 277 1805 01 09 11 ---------- Fringe Finder ---------- 01 20 40 3C345 12 21 19 44.6 79.6 -4.4 -50.0 43 1805 01 20 40 01 25 40 --- 12 26 20 45.4 80.5 -4.3 -50.2 300 1843 01 20 41 01 30 40 SDSSJ1258+16 12 31 21 53.2 168.7 -0.5 -7.0 -70 1843 01 30 40 01 35 40 --- 12 36 21 53.3 170.7 -0.4 -5.8 230 1882 01 30 41 01 36 20 J1255+1817 12 37 01 54.7 171.9 -0.3 -5.1 18 1882 01 36 20 01 37 50 --- 12 38 32 54.8 172.5 -0.3 -4.7 90 1894 01 36 21 01 37 50 SDSSJ1258+16 12 38 32 53.4 171.6 -0.3 -5.3 -22 1894 No stop 01 42 50 --- 12 43 33 53.5 173.6 -0.3 -4.0 278 1932 01 37 51 01 44 20 SDSSJ1258+16 12 45 03 53.5 174.2 -0.2 -3.6 81 1932 01 44 20 01 49 20 --- 12 50 04 53.5 176.2 -0.2 -2.4 300 1971 01 44 21 01 50 00 J1255+1817 12 50 44 54.9 177.5 -0.1 -1.6 18 1971 01 50 00 01 51 30 --- 12 52 14 54.9 178.2 -0.1 -1.2 90 1983 01 50 01 01 51 30 SDSSJ1258+16 12 52 14 53.6 177.1 -0.1 -1.8 -22 1983 No stop 01 56 30 --- 12 57 15 53.6 179.1 -0.0 -0.6 278 2021 01 51 31 01 58 00 SDSSJ1258+16 12 58 45 53.6 179.7 -0.0 -0.2 81 2021 01 58 00 02 03 00 --- 13 03 46 53.6 181.7 0.1 1.1 300 2060 01 58 01 02 03 40 J1255+1817 13 04 26 54.9 183.2 0.1 2.0 18 2060 02 03 40 02 05 10 --- 13 05 56 54.9 183.8 0.2 2.4 90 2071 02 03 41 02 05 10 SDSSJ1258+16 13 05 56 53.6 182.6 0.1 1.6 -22 2071 No stop 02 10 10 --- 13 10 57 53.5 184.6 0.2 2.9 278 2110 02 05 11 Schedule for JODRELL1 (Code Jb ) Page 7 Observations of radio-quiet quasars: SDSSJ1258+1657 UP: D => Below limits; H => Below horizon mask; W => still slewing at end; blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Disk: GBytes recorded to this point. TPStart: Recording start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Disk TPStart Stop UT LST EL AZ HA UP ParA Dwell GBytes SYNC ---------------------------------------------------------------------------------------- --- Fri 10 Mar 2023 Day 69 --- 02 11 40 SDSSJ1258+16 13 12 27 53.5 185.2 0.2 3.3 81 2110 02 11 40 02 16 40 --- 13 17 28 53.4 187.2 0.3 4.5 300 2149 02 11 41 02 17 20 J1255+1817 13 18 08 54.7 188.8 0.4 5.6 19 2149 02 17 20 02 18 50 --- 13 19 38 54.7 189.4 0.4 5.9 90 2160 02 17 21 02 18 50 SDSSJ1258+16 13 19 38 53.4 188.1 0.3 5.1 -21 2160 No stop 02 23 50 --- 13 24 39 53.3 190.1 0.4 6.3 279 2199 02 18 51 02 25 20 SDSSJ1258+16 13 26 10 53.2 190.7 0.4 6.7 81 2199 02 25 20 02 30 20 --- 13 31 10 53.1 192.7 0.5 7.9 300 2238 02 25 21 02 31 00 J1255+1817 13 31 50 54.3 194.4 0.6 9.0 19 2238 02 31 00 02 32 30 --- 13 33 21 54.2 195.0 0.6 9.4 90 2249 02 31 01 02 32 30 SDSSJ1258+16 13 33 21 53.0 193.5 0.6 8.4 -21 2249 No stop 02 37 30 --- 13 38 22 52.8 195.5 0.6 9.6 279 2288 02 32 31 02 39 00 SDSSJ1258+16 13 39 52 52.7 196.1 0.7 10.0 81 2288 02 39 00 02 44 00 --- 13 44 53 52.5 198.0 0.8 11.2 300 2326 02 39 01 02 44 40 J1255+1817 13 45 33 53.7 199.8 0.8 12.3 18 2326 02 44 40 02 46 10 --- 13 47 03 53.6 200.4 0.8 12.7 90 2338 02 44 41 02 46 10 SDSSJ1258+16 13 47 03 52.4 198.9 0.8 11.7 -21 2338 No stop 02 51 10 --- 13 52 04 52.2 200.8 0.9 12.8 279 2377 02 46 11 02 52 40 SDSSJ1258+16 13 53 34 52.1 201.4 0.9 13.2 81 2377 02 52 40 02 57 40 --- 13 58 35 51.8 203.2 1.0 14.3 300 2415 02 52 41 02 58 20 J1255+1817 13 59 15 52.9 205.1 1.0 15.5 18 2415 02 58 20 02 59 50 --- 14 00 45 52.8 205.7 1.1 15.8 90 2427 02 58 21 02 59 50 SDSSJ1258+16 14 00 45 51.7 204.1 1.0 14.8 -21 2427 No stop 03 04 50 --- 14 05 46 51.4 205.9 1.1 15.9 279 2466 02 59 51 03 06 20 SDSSJ1258+16 14 07 16 51.3 206.5 1.1 16.2 81 2466 03 06 20 03 11 20 --- 14 12 17 50.9 208.3 1.2 17.2 300 2504 03 06 21 03 12 00 J1255+1817 14 12 57 51.9 210.2 1.3 18.5 17 2504 03 12 00 03 13 30 --- 14 14 27 51.8 210.8 1.3 18.8 90 2516 03 12 01 03 13 30 SDSSJ1258+16 14 14 27 50.8 209.1 1.2 17.7 -22 2516 No stop 03 18 30 --- 14 19 28 50.4 210.9 1.3 18.7 278 2554 03 13 31 Schedule for JODRELL1 (Code Jb ) Page 8 Observations of radio-quiet quasars: SDSSJ1258+1657 UP: D => Below limits; H => Below horizon mask; W => still slewing at end; blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Disk: GBytes recorded to this point. TPStart: Recording start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Disk TPStart Stop UT LST EL AZ HA UP ParA Dwell GBytes SYNC ---------------------------------------------------------------------------------------- --- Fri 10 Mar 2023 Day 69 --- 03 20 00 SDSSJ1258+16 14 20 58 50.3 211.4 1.4 19.0 81 2554 03 20 00 03 25 00 --- 14 25 59 49.9 213.2 1.4 20.0 300 2593 03 20 01 03 25 40 J1255+1817 14 26 39 50.8 215.1 1.5 21.3 17 2593 03 25 40 03 27 10 --- 14 28 10 50.7 215.7 1.5 21.5 90 2605 03 25 41 03 27 10 SDSSJ1258+16 14 28 10 49.7 213.9 1.5 20.4 -22 2605 No stop 03 32 10 --- 14 33 10 49.3 215.7 1.6 21.4 278 2643 03 27 11 03 33 40 SDSSJ1258+16 14 34 41 49.1 216.2 1.6 21.7 81 2643 03 33 40 03 38 40 --- 14 39 42 48.7 217.9 1.7 22.6 300 2682 03 33 41 03 39 20 J1255+1817 14 40 22 49.6 219.8 1.7 23.8 17 2682 03 39 20 03 40 50 --- 14 41 52 49.4 220.3 1.8 24.1 90 2694 03 39 21 03 40 50 SDSSJ1258+16 14 41 52 48.5 218.6 1.7 23.0 -22 2694 No stop 03 45 50 --- 14 46 53 48.0 220.2 1.8 23.8 278 2732 03 40 51 ---------- Fringe Finder ---------- 03 53 30 3C345 14 54 34 67.1 115.0 -1.8 -44.9 23 2732 03 53 30 03 58 30 --- 14 59 35 67.8 116.8 -1.7 -44.0 300 2771 03 53 31 04 04 40 SDSSJ1258+16 15 05 46 46.1 226.2 2.1 26.8 -85 2771 04 04 40 04 09 40 --- 15 10 47 45.5 227.8 2.2 27.6 215 2810 04 04 41 04 10 20 J1255+1817 15 11 27 46.3 229.7 2.2 28.7 17 2810 04 10 20 04 11 50 --- 15 12 57 46.1 230.2 2.3 28.9 90 2821 04 10 21 04 11 50 SDSSJ1258+16 15 12 57 45.3 228.4 2.2 27.9 -22 2821 No stop 04 16 50 --- 15 17 58 44.7 229.9 2.3 28.6 278 2860 04 11 51 04 18 20 SDSSJ1258+16 15 19 28 44.5 230.4 2.3 28.8 81 2860 04 18 20 04 23 20 --- 15 24 29 43.9 231.8 2.4 29.4 300 2898 04 18 21 04 24 00 J1255+1817 15 25 09 44.7 233.8 2.5 30.5 17 2898 04 24 00 04 25 30 --- 15 26 39 44.5 234.2 2.5 30.7 90 2910 04 24 01 04 25 30 SDSSJ1258+16 15 26 39 43.7 232.4 2.5 29.7 -22 2910 No stop 04 30 30 --- 15 31 40 43.1 233.9 2.5 30.3 278 2949 04 25 31 04 32 00 SDSSJ1258+16 15 33 10 42.9 234.3 2.6 30.5 82 2949 04 32 00 04 37 00 --- 15 38 11 42.3 235.7 2.6 31.1 300 2987 04 32 01 Schedule for JODRELL1 (Code Jb ) Page 9 Observations of radio-quiet quasars: SDSSJ1258+1657 UP: D => Below limits; H => Below horizon mask; W => still slewing at end; blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Disk: GBytes recorded to this point. TPStart: Recording start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Disk TPStart Stop UT LST EL AZ HA UP ParA Dwell GBytes SYNC ---------------------------------------------------------------------------------------- --- Fri 10 Mar 2023 Day 69 --- 04 37 40 J1255+1817 15 38 51 43.0 237.6 2.7 32.1 17 2987 04 37 40 04 39 10 --- 15 40 21 42.8 238.0 2.7 32.3 90 2999 04 37 41 04 39 10 SDSSJ1258+16 15 40 21 42.0 236.3 2.7 31.3 -22 2999 No stop 04 44 10 --- 15 45 22 41.4 237.7 2.8 31.9 278 3038 04 39 11 04 45 40 SDSSJ1258+16 15 46 53 41.2 238.1 2.8 32.1 82 3038 04 45 40 04 50 40 --- 15 51 53 40.6 239.4 2.9 32.6 300 3076 04 45 41 04 51 20 J1255+1817 15 52 33 41.2 241.3 2.9 33.5 17 3076 04 51 20 04 52 50 --- 15 54 04 41.0 241.7 3.0 33.7 90 3088 04 51 21 04 52 50 SDSSJ1258+16 15 54 04 40.3 240.0 2.9 32.8 -22 3088 No stop 04 57 50 --- 15 59 05 39.6 241.3 3.0 33.3 278 3126 04 52 51 04 59 20 SDSSJ1258+16 16 00 35 39.4 241.7 3.0 33.4 82 3126 04 59 20 05 04 20 --- 16 05 36 38.8 243.0 3.1 33.8 300 3165 04 59 21 05 05 00 J1255+1817 16 06 16 39.4 244.8 3.2 34.8 18 3165 05 05 00 05 06 30 --- 16 07 46 39.2 245.2 3.2 34.9 90 3177 05 05 01 05 06 30 SDSSJ1258+16 16 07 46 38.5 243.5 3.1 34.0 -22 3177 No stop 05 11 30 --- 16 12 47 37.8 244.8 3.2 34.5 278 3215 05 06 31 05 13 00 SDSSJ1258+16 16 14 17 37.6 245.2 3.2 34.6 82 3215 05 13 00 05 18 00 --- 16 19 18 36.9 246.4 3.3 35.0 300 3254 05 13 01 05 18 40 J1255+1817 16 19 58 37.5 248.2 3.4 35.8 18 3254 05 18 40 05 20 10 --- 16 21 28 37.3 248.6 3.4 35.9 90 3266 05 18 41 05 20 10 SDSSJ1258+16 16 21 28 36.6 246.9 3.4 35.1 -22 3266 No stop 05 25 10 --- 16 26 29 35.9 248.1 3.5 35.5 278 3304 05 20 11 05 26 40 SDSSJ1258+16 16 27 59 35.7 248.5 3.5 35.6 82 3304 05 26 40 05 31 40 --- 16 33 00 35.0 249.7 3.6 35.9 300 3343 05 26 41 05 32 20 J1255+1817 16 33 40 35.6 251.5 3.6 36.7 18 3343 05 32 20 05 33 50 --- 16 35 10 35.4 251.8 3.6 36.8 90 3354 05 32 21 05 33 50 SDSSJ1258+16 16 35 10 34.7 250.2 3.6 36.0 -22 3354 No stop 05 38 50 --- 16 40 11 34.0 251.4 3.7 36.3 278 3393 05 33 51 05 40 20 SDSSJ1258+16 16 41 42 33.8 251.7 3.7 36.4 82 3393 05 40 20 05 45 20 --- 16 46 42 33.1 252.9 3.8 36.7 300 3432 05 40 21 Schedule for JODRELL1 (Code Jb ) Page 10 Observations of radio-quiet quasars: SDSSJ1258+1657 UP: D => Below limits; H => Below horizon mask; W => still slewing at end; blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Disk: GBytes recorded to this point. TPStart: Recording start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Disk TPStart Stop UT LST EL AZ HA UP ParA Dwell GBytes SYNC ---------------------------------------------------------------------------------------- --- Fri 10 Mar 2023 Day 69 --- 05 46 00 J1255+1817 16 47 22 33.6 254.6 3.8 37.4 18 3432 05 46 00 05 47 30 --- 16 48 53 33.4 255.0 3.9 37.5 90 3443 05 46 01 05 47 30 SDSSJ1258+16 16 48 53 32.8 253.4 3.8 36.8 -21 3443 No stop 05 52 30 --- 16 53 54 32.0 254.5 3.9 37.1 279 3482 05 47 31 05 54 00 SDSSJ1258+16 16 55 24 31.8 254.9 3.9 37.1 82 3482 05 54 00 05 59 00 --- 17 00 25 31.1 256.0 4.0 37.3 300 3521 05 54 01 05 59 40 J1255+1817 17 01 05 31.6 257.7 4.1 38.0 18 3521 05 59 40 06 01 10 --- 17 02 35 31.4 258.0 4.1 38.0 90 3532 05 59 41 06 01 10 SDSSJ1258+16 17 02 35 30.8 256.5 4.1 37.4 -21 3532 No stop 06 06 10 --- 17 07 36 30.0 257.6 4.1 37.6 279 3571 06 01 11 06 07 40 SDSSJ1258+16 17 09 06 29.8 257.9 4.2 37.7 82 3571 06 07 40 06 12 40 --- 17 14 07 29.1 259.0 4.2 37.9 300 3610 06 07 41 06 13 20 J1255+1817 17 14 47 29.6 260.7 4.3 38.4 18 3610 06 13 20 06 14 50 --- 17 16 17 29.4 261.0 4.3 38.5 90 3621 06 13 21 06 14 50 SDSSJ1258+16 17 16 17 28.8 259.5 4.3 37.9 -21 3621 No stop 06 19 50 --- 17 21 18 28.0 260.5 4.4 38.1 279 3660 06 14 51 ---------- Fringe Finder ---------- 06 24 50 3C345 17 26 19 74.7 212.5 0.7 24.8 -61 3660 06 24 50 06 29 50 --- 17 31 20 74.3 215.8 0.8 27.1 239 3698 06 24 51 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess123.L1024 --- WARNING --- This group does not match an entry in the frequency catalog. This might be ok because the catalog is not complete. But be very careful to be sure that the setup is correct. Setup group: 3 Station: JODRELL1 Total bit rate: 1024 Format: VDIF Bits per sample: 2 Sample rate: 64.000 Number of channels: 8 DBE type: DBBC_DDC Speedup factor: 1.00 Disk used to record data. 1st LO= 2272.00 2272.00 2272.00 2272.00 2272.00 2272.00 2272.00 2272.00 Net SB= L L U U L L U U IF SB = L L L L L L L L Pol. = RCP LCP RCP LCP RCP LCP RCP LCP BBC = 1 9 1 9 2 10 2 10 BBC SB= U U L L U U L L IF = A1 B1 A1 B1 A1 B1 A1 B1 The following frequency sets based on these setups were used. Frequency Set: 6 Setup file default. Used with PCAL = off LO sum= 1626.49 1626.49 1626.49 1626.49 1690.49 1690.49 1690.49 1690.49 BBC fr= 645.51 645.51 645.51 645.51 581.51 581.51 581.51 581.51 Bandwd= 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 Matching frequency sets: 6 Track assignments are: track1= 1, 2, 3, 4, 5, 6, 7, 8 barrel=roll_off POSITIONS OF SOURCES USED IN RECORDING SCANS Source Source position (RA/Dec) Error (B1950) (J2000) (Date) (mas) * SDSSJ1258+16 12 55 50.556638 * 12 58 19.260000 12 59 28.920060 0.00 17 13 28.57998 * 16 57 17.50000 16 49 39.51460 0.00 From catalog imbedded in main SCHED input file. * J1255+1817 12 53 03.219339 * 12 55 31.759900 12 56 41.368121 0.00 18 34 04.91798 * 18 17 50.91000 18 10 11.54795 0.00 From catalog imbedded in main SCHED input file. * 4C39.25 09 23 55.319219 * 09 27 03.013940 09 28 30.864013 0.00 39 15 23.56640 * 39 02 20.85180 38 56 21.71789 0.00 From catalog imbedded in main SCHED input file. * 3C345 16 41 17.606263 * 16 42 58.810000 16 43 45.666402 0.00 39 54 10.81494 * 39 48 36.99400 39 45 39.94964 0.00 From catalog imbedded in main SCHED input file. SOURCE SCAN SUMMARY FOR SOURCES LISTED ABOVE Scan hours are for recording scans only. Baseline hours are only counted for scans above horizon at both ends. Source Setup file Frequency sets Observing hours (duplicates not shown) Scan Baseline SDSSJ1258+1sess123.L1024 1 2 3 4 5 6 7 8 9 14 15 6.500 526.334 J1255+1817 sess123.L1024 1 2 3 4 5 6 7 8 9 14 15 2.033 145.475 4C39.25 sess123.L1024 1 2 3 4 5 6 7 8 9 14 15 0.083 8.750 3C345 sess123.L1024 1 2 3 4 5 6 7 8 9 14 15 0.333 31.302 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) SDSSJ1258+16 152.6 J1255+1817 152.7 4C39.25 137.0 3C345 99.8 Barry Clark estimates from predictions by Ketan Desai of IPM scattering sizes that the Sun will cause amplitude reductions on the longest VLBA baselines at a solar distance of 60deg F^(-0.6) where F is in GHz. For common VLBI bands, this is: 327 MHz 117. deg 610 MHz 81. deg 1.6 GHz 45. deg 2.3 GHz 36. deg 5.0 GHz 23. deg 8.4 GHz 17. deg 15.0 GHz 12. deg 22.0 GHz 9. deg 43.0 GHz 6. deg