COVER INFORMATION Station: ONSALA85 (Code O8 ) 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 ONSALA85 (Code O8 ) 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: 896.49 896.49 896.49 896.49 960.49 960.49 960.49 960.49 Next scan bandwidths: 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 20 30 00 4C39.25 08 26 45 69.0 144.7 -1.0 0.0 0 0 20 30 00 20 35 00 --- 08 31 46 69.4 147.3 -0.9 0.0 300 39 20 30 01 20 38 00 J1255+1817 08 34 47 28.4 100.8 -4.4 0.0 -4 39 20 38 00 20 43 00 --- 08 39 48 29.0 101.9 -4.3 0.0 296 77 20 38 01 20 43 00 SDSSJ1258+16 08 39 48 27.5 102.1 -4.3 0.0 -15 77 No stop 20 48 00 --- 08 44 48 28.2 103.2 -4.2 0.0 285 116 20 43 01 20 48 40 J1255+1817 08 45 29 29.8 103.2 -4.2 0.0 25 116 20 48 40 20 50 10 --- 08 46 59 30.0 103.5 -4.2 0.0 90 128 20 48 41 20 50 10 SDSSJ1258+16 08 46 59 28.5 103.7 -4.2 0.0 -15 128 No stop 20 55 10 --- 08 52 00 29.1 104.9 -4.1 0.0 285 166 20 50 11 20 55 10 J1255+1817 08 52 00 30.6 104.7 -4.1 0.0 -15 166 No stop 20 56 40 --- 08 53 30 30.8 105.0 -4.1 0.0 75 178 20 55 11 20 56 40 SDSSJ1258+16 08 53 30 29.3 105.2 -4.1 0.0 -15 178 No stop 21 01 40 --- 08 58 31 30.0 106.4 -4.0 0.0 285 216 20 56 41 21 02 20 J1255+1817 08 59 11 31.6 106.3 -4.0 0.0 25 216 21 02 20 21 03 50 --- 09 00 41 31.8 106.7 -3.9 0.0 90 228 21 02 21 21 03 50 SDSSJ1258+16 09 00 41 30.3 106.9 -4.0 0.0 -15 228 No stop 21 08 50 --- 09 05 42 30.9 108.1 -3.9 0.0 285 267 21 03 51 21 08 50 J1255+1817 09 05 42 32.4 107.9 -3.8 0.0 -15 267 No stop 21 10 20 --- 09 07 12 32.6 108.2 -3.8 0.0 75 278 21 08 51 21 10 20 SDSSJ1258+16 09 07 12 31.1 108.4 -3.9 0.0 -15 278 No stop 21 15 20 --- 09 12 13 31.7 109.6 -3.8 0.0 285 317 21 10 21 21 16 00 J1255+1817 09 12 53 33.3 109.6 -3.7 0.0 25 317 21 16 00 21 17 30 --- 09 14 23 33.5 109.9 -3.7 0.0 90 328 21 16 01 21 17 30 SDSSJ1258+16 09 14 23 32.0 110.1 -3.8 0.0 -15 328 No stop 21 22 30 --- 09 19 24 32.7 111.3 -3.7 0.0 285 367 21 17 31 Schedule for ONSALA85 (Code O8 ) 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 22 30 J1255+1817 09 19 24 34.1 111.2 -3.6 0.0 -15 367 No stop 21 24 00 --- 09 20 54 34.3 111.5 -3.6 0.0 75 379 21 22 31 21 24 00 SDSSJ1258+16 09 20 54 32.8 111.7 -3.6 0.0 -15 379 No stop 21 29 00 --- 09 25 55 33.5 112.9 -3.6 0.0 285 417 21 24 01 21 29 40 J1255+1817 09 26 35 35.0 112.9 -3.5 0.0 25 417 21 29 40 21 31 10 --- 09 28 06 35.2 113.3 -3.5 0.0 90 429 21 29 41 21 31 10 SDSSJ1258+16 09 28 06 33.7 113.5 -3.5 0.0 -15 429 No stop 21 36 10 --- 09 33 06 34.4 114.7 -3.4 0.0 285 468 21 31 11 21 36 10 J1255+1817 09 33 06 35.8 114.5 -3.4 0.0 -15 468 No stop 21 37 40 --- 09 34 37 36.0 114.9 -3.4 0.0 75 479 21 36 11 21 37 40 SDSSJ1258+16 09 34 37 34.5 115.1 -3.4 0.0 -15 479 No stop 21 42 40 --- 09 39 37 35.1 116.3 -3.3 0.0 285 518 21 37 41 21 43 20 J1255+1817 09 40 18 36.7 116.4 -3.3 0.0 25 518 21 43 20 21 44 50 --- 09 41 48 36.9 116.8 -3.2 0.0 90 529 21 43 21 21 44 50 SDSSJ1258+16 09 41 48 35.4 116.9 -3.3 0.0 -15 529 No stop 21 49 50 --- 09 46 49 36.0 118.2 -3.2 0.0 285 568 21 44 51 21 49 50 J1255+1817 09 46 49 37.5 118.0 -3.2 0.0 -15 568 No stop 21 51 20 --- 09 48 19 37.7 118.4 -3.1 0.0 75 580 21 49 51 21 51 20 SDSSJ1258+16 09 48 19 36.2 118.5 -3.2 0.0 -15 580 No stop 21 56 20 --- 09 53 20 36.8 119.8 -3.1 0.0 285 618 21 51 21 21 57 00 J1255+1817 09 54 00 38.3 119.9 -3.0 0.0 25 618 21 57 00 21 58 30 --- 09 55 30 38.5 120.3 -3.0 0.0 90 630 21 57 01 21 58 30 SDSSJ1258+16 09 55 30 37.0 120.4 -3.1 0.0 -15 630 No stop 22 03 30 --- 10 00 31 37.6 121.7 -3.0 0.0 285 669 21 58 31 22 03 30 J1255+1817 10 00 31 39.1 121.7 -2.9 0.0 -15 669 No stop 22 05 00 --- 10 02 01 39.3 122.1 -2.9 0.0 75 680 22 03 31 22 05 00 SDSSJ1258+16 10 02 01 37.8 122.1 -3.0 0.0 -15 680 No stop 22 10 00 --- 10 07 02 38.3 123.5 -2.9 0.0 285 719 22 05 01 22 10 40 J1255+1817 10 07 42 39.9 123.6 -2.8 0.0 25 719 22 10 40 22 12 10 --- 10 09 12 40.1 124.0 -2.8 0.0 90 730 22 10 41 Schedule for ONSALA85 (Code O8 ) 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 12 10 SDSSJ1258+16 10 09 12 38.6 124.1 -2.8 0.0 -15 730 No stop 22 17 10 --- 10 14 13 39.1 125.4 -2.8 0.0 285 769 22 12 11 22 17 10 J1255+1817 10 14 13 40.6 125.4 -2.7 0.0 -15 769 No stop 22 18 40 --- 10 15 43 40.8 125.8 -2.7 0.0 75 781 22 17 11 22 18 40 SDSSJ1258+16 10 15 43 39.3 125.8 -2.7 0.0 -15 781 No stop 22 23 40 --- 10 20 44 39.9 127.2 -2.6 0.0 285 819 22 18 41 22 24 20 J1255+1817 10 21 24 41.4 127.4 -2.6 0.0 25 819 22 24 20 22 25 50 --- 10 22 54 41.6 127.8 -2.6 0.0 90 831 22 24 21 22 25 50 SDSSJ1258+16 10 22 54 40.1 127.8 -2.6 0.0 -15 831 No stop 22 30 50 --- 10 27 55 40.6 129.3 -2.5 0.0 285 870 22 25 51 22 30 50 J1255+1817 10 27 55 42.1 129.3 -2.5 0.0 -15 870 No stop 22 32 20 --- 10 29 26 42.3 129.7 -2.5 0.0 75 881 22 30 51 22 32 20 SDSSJ1258+16 10 29 26 40.8 129.7 -2.5 0.0 -15 881 No stop 22 37 20 --- 10 34 26 41.3 131.1 -2.4 0.0 285 920 22 32 21 22 38 00 J1255+1817 10 35 06 42.8 131.4 -2.4 0.0 25 920 22 38 00 22 39 30 --- 10 36 37 43.0 131.8 -2.3 0.0 90 931 22 38 01 22 39 30 SDSSJ1258+16 10 36 37 41.5 131.7 -2.4 0.0 -15 931 No stop 22 44 30 --- 10 41 38 42.0 133.2 -2.3 0.0 285 970 22 39 31 22 44 30 J1255+1817 10 41 38 43.5 133.3 -2.3 0.0 -15 970 No stop 22 46 00 --- 10 43 08 43.6 133.7 -2.2 0.0 75 982 22 44 31 ---------- Fringe Finder ---------- 22 50 00 3C345 10 47 08 33.0 66.4 -5.9 0.0 40 982 22 50 00 22 55 00 --- 10 52 09 33.6 67.3 -5.9 0.0 300 1020 22 50 01 22 59 00 SDSSJ1258+16 10 56 10 43.4 137.6 -2.1 0.0 37 1020 22 59 00 23 04 00 --- 11 01 11 43.8 139.1 -2.0 0.0 300 1059 22 59 01 23 04 40 J1255+1817 11 01 51 45.4 139.5 -1.9 0.0 25 1059 23 04 40 23 06 10 --- 11 03 21 45.5 139.9 -1.9 0.0 90 1070 23 04 41 23 06 10 SDSSJ1258+16 11 03 21 44.0 139.8 -1.9 0.0 -15 1070 No stop 23 11 10 --- 11 08 22 44.4 141.3 -1.9 0.0 285 1109 23 06 11 Schedule for ONSALA85 (Code O8 ) 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 11 10 J1255+1817 11 08 22 45.9 141.5 -1.8 0.0 -15 1109 No stop 23 12 40 --- 11 09 52 46.1 142.0 -1.8 0.0 75 1121 23 11 11 23 12 40 SDSSJ1258+16 11 09 52 44.6 141.8 -1.8 0.0 -15 1121 No stop 23 17 40 --- 11 14 53 45.0 143.4 -1.7 0.0 285 1159 23 12 41 23 18 20 J1255+1817 11 15 33 46.5 143.9 -1.7 0.0 25 1159 23 18 20 23 19 50 --- 11 17 03 46.6 144.3 -1.7 0.0 90 1171 23 18 21 23 19 50 SDSSJ1258+16 11 17 03 45.2 144.1 -1.7 0.0 -15 1171 No stop 23 24 50 --- 11 22 04 45.5 145.7 -1.6 0.0 285 1210 23 19 51 23 24 50 J1255+1817 11 22 04 47.0 146.0 -1.6 0.0 -15 1210 No stop 23 26 20 --- 11 23 34 47.1 146.5 -1.6 0.0 75 1221 23 24 51 23 26 20 SDSSJ1258+16 11 23 34 45.7 146.2 -1.6 0.0 -15 1221 No stop 23 31 20 --- 11 28 35 46.0 147.8 -1.5 0.0 285 1260 23 26 21 23 32 00 J1255+1817 11 29 15 47.6 148.4 -1.5 0.0 25 1260 23 32 00 23 33 30 --- 11 30 46 47.7 148.9 -1.4 0.0 90 1271 23 32 01 23 33 30 SDSSJ1258+16 11 30 46 46.2 148.5 -1.5 0.0 -15 1271 No stop 23 38 30 --- 11 35 46 46.5 150.2 -1.4 0.0 285 1310 23 33 31 23 38 30 J1255+1817 11 35 46 48.0 150.6 -1.3 0.0 -15 1310 No stop 23 40 00 --- 11 37 17 48.1 151.1 -1.3 0.0 75 1322 23 38 31 23 40 00 SDSSJ1258+16 11 37 17 46.6 150.7 -1.4 0.0 -15 1322 No stop 23 45 00 --- 11 42 17 46.9 152.4 -1.3 0.0 285 1360 23 40 01 23 45 40 J1255+1817 11 42 58 48.5 153.1 -1.2 0.0 25 1360 23 45 40 23 47 10 --- 11 44 28 48.5 153.6 -1.2 0.0 90 1372 23 45 41 23 47 10 SDSSJ1258+16 11 44 28 47.1 153.1 -1.3 0.0 -15 1372 No stop 23 52 10 --- 11 49 29 47.4 154.8 -1.2 0.0 285 1411 23 47 11 23 52 10 J1255+1817 11 49 29 48.8 155.3 -1.1 0.0 -15 1411 No stop 23 53 40 --- 11 50 59 48.9 155.9 -1.1 0.0 75 1422 23 52 11 23 53 40 SDSSJ1258+16 11 50 59 47.5 155.4 -1.1 0.0 -15 1422 No stop 23 58 40 --- 11 56 00 47.7 157.1 -1.1 0.0 285 1461 23 53 41 Schedule for ONSALA85 (Code O8 ) 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 ---------------------------------------------------------------------------------------- --- Start: Thu 9 Mar 2023 Day 68 -- Stop: Fri 10 Mar 2023 Day 69 --- 23 59 20 J1255+1817 11 56 40 49.2 157.9 -1.0 0.0 25 1461 23 59 20 00 00 50 --- 11 58 10 49.3 158.4 -1.0 0.0 90 1472 23 59 21 00 00 50 SDSSJ1258+16 11 58 10 47.8 157.9 -1.0 0.0 -15 1472 No stop 00 05 50 --- 12 03 11 48.1 159.6 -0.9 0.0 285 1511 00 00 51 00 05 50 J1255+1817 12 03 11 49.5 160.2 -0.9 0.0 -15 1511 No stop 00 07 20 --- 12 04 41 49.6 160.7 -0.9 0.0 75 1523 00 05 51 00 07 20 SDSSJ1258+16 12 04 41 48.2 160.1 -0.9 0.0 -15 1523 No stop 00 12 20 --- 12 09 42 48.4 161.9 -0.8 0.0 285 1561 00 07 21 00 13 00 J1255+1817 12 10 22 49.8 162.8 -0.8 0.0 25 1561 00 13 00 00 14 30 --- 12 11 52 49.9 163.3 -0.7 0.0 90 1573 00 13 01 00 14 30 SDSSJ1258+16 12 11 52 48.5 162.7 -0.8 0.0 -15 1573 No stop 00 19 30 --- 12 16 53 48.7 164.5 -0.7 0.0 285 1612 00 14 31 00 19 30 J1255+1817 12 16 53 50.1 165.2 -0.7 0.0 -15 1612 No stop 00 21 00 --- 12 18 23 50.1 165.7 -0.6 0.0 75 1623 00 19 31 00 21 00 SDSSJ1258+16 12 18 23 48.7 165.0 -0.7 0.0 -15 1623 No stop 00 26 00 --- 12 23 24 48.9 166.8 -0.6 0.0 285 1662 00 21 01 00 26 40 J1255+1817 12 24 04 50.3 167.8 -0.5 0.0 25 1662 00 26 40 00 28 10 --- 12 25 35 50.4 168.4 -0.5 0.0 90 1673 00 26 41 00 28 10 SDSSJ1258+16 12 25 35 48.9 167.6 -0.6 0.0 -15 1673 No stop 00 33 10 --- 12 30 35 49.1 169.4 -0.5 0.0 285 1712 00 28 11 00 33 10 J1255+1817 12 30 35 50.5 170.2 -0.4 0.0 -15 1712 No stop 00 34 40 --- 12 32 06 50.5 170.8 -0.4 0.0 75 1724 00 33 11 00 34 40 SDSSJ1258+16 12 32 06 49.1 170.0 -0.5 0.0 -15 1724 No stop 00 39 40 --- 12 37 06 49.2 171.8 -0.4 0.0 285 1762 00 34 41 00 40 20 J1255+1817 12 37 47 50.6 172.9 -0.3 0.0 25 1762 00 40 20 00 41 50 --- 12 39 17 50.6 173.5 -0.3 0.0 90 1774 00 40 21 00 41 50 SDSSJ1258+16 12 39 17 49.3 172.6 -0.3 0.0 -15 1774 No stop 00 46 50 --- 12 44 18 49.3 174.4 -0.3 0.0 285 1812 00 41 51 00 46 50 J1255+1817 12 44 18 50.7 175.3 -0.2 0.0 -15 1812 No stop 00 48 20 --- 12 45 48 50.7 175.9 -0.2 0.0 75 1824 00 46 51 Schedule for ONSALA85 (Code O8 ) 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 --- 00 48 20 SDSSJ1258+16 12 45 48 49.4 175.0 -0.2 0.0 -15 1824 No stop 00 53 20 --- 12 50 49 49.4 176.8 -0.1 0.0 285 1863 00 48 21 00 54 00 J1255+1817 12 51 29 50.8 178.0 -0.1 0.0 25 1863 00 54 00 00 55 30 --- 12 52 59 50.8 178.6 -0.1 0.0 90 1874 00 54 01 00 55 30 SDSSJ1258+16 12 52 59 49.4 177.6 -0.1 0.0 -15 1874 No stop 01 00 30 --- 12 58 00 49.4 179.5 -0.0 0.0 285 1913 00 55 31 01 00 30 J1255+1817 12 58 00 50.8 180.5 0.0 0.0 -15 1913 No stop 01 02 00 --- 12 59 30 50.8 181.1 0.0 0.0 75 1925 01 00 31 01 02 00 SDSSJ1258+16 12 59 30 49.4 180.0 0.0 0.0 -15 1925 No stop 01 07 00 --- 13 04 31 49.4 181.9 0.1 0.0 285 1963 01 02 01 01 07 40 J1255+1817 13 05 11 50.7 183.2 0.1 0.0 25 1963 01 07 40 01 09 10 --- 13 06 41 50.7 183.8 0.2 0.0 90 1975 01 07 41 01 09 10 SDSSJ1258+16 13 06 41 49.4 182.7 0.1 0.0 -15 1975 No stop 01 14 10 --- 13 11 42 49.4 184.5 0.2 0.0 285 2013 01 09 11 01 14 10 J1255+1817 13 11 42 50.7 185.6 0.3 0.0 -15 2013 No stop 01 15 40 --- 13 13 12 50.7 186.2 0.3 0.0 75 2025 01 14 11 ---------- Fringe Finder ---------- 01 20 40 3C345 13 18 13 52.9 95.7 -3.4 0.0 100 2025 01 20 40 01 25 40 --- 13 23 14 53.5 96.8 -3.3 0.0 300 2064 01 20 41 01 30 40 SDSSJ1258+16 13 28 15 49.1 190.5 0.5 0.0 97 2064 01 30 40 01 35 40 --- 13 33 16 48.9 192.4 0.6 0.0 300 2102 01 30 41 01 36 20 J1255+1817 13 33 56 50.2 193.9 0.6 0.0 25 2102 01 36 20 01 37 50 --- 13 35 26 50.1 194.4 0.6 0.0 90 2114 01 36 21 01 37 50 SDSSJ1258+16 13 35 26 48.9 193.1 0.6 0.0 -15 2114 No stop 01 42 50 --- 13 40 27 48.7 194.9 0.7 0.0 285 2153 01 37 51 01 42 50 J1255+1817 13 40 27 49.9 196.3 0.7 0.0 -15 2153 No stop 01 44 20 --- 13 41 57 49.9 196.8 0.8 0.0 75 2164 01 42 51 01 44 20 SDSSJ1258+16 13 41 57 48.7 195.5 0.7 0.0 -15 2164 No stop 01 49 20 --- 13 46 58 48.5 197.3 0.8 0.0 285 2203 01 44 21 Schedule for ONSALA85 (Code O8 ) 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 --- 01 50 00 J1255+1817 13 47 38 49.6 198.9 0.8 0.0 25 2203 01 50 00 01 51 30 --- 13 49 08 49.6 199.4 0.9 0.0 90 2214 01 50 01 01 51 30 SDSSJ1258+16 13 49 08 48.4 198.0 0.8 0.0 -15 2214 No stop 01 56 30 --- 13 54 09 48.2 199.8 0.9 0.0 285 2253 01 51 31 01 56 30 J1255+1817 13 54 09 49.3 201.2 1.0 0.0 -15 2253 No stop 01 58 00 --- 13 55 39 49.3 201.8 1.0 0.0 75 2265 01 56 31 01 58 00 SDSSJ1258+16 13 55 39 48.1 200.4 0.9 0.0 -15 2265 No stop 02 03 00 --- 14 00 40 47.8 202.1 1.0 0.0 285 2303 01 58 01 02 03 40 J1255+1817 14 01 20 49.0 203.8 1.1 0.0 25 2303 02 03 40 02 05 10 --- 14 02 51 48.9 204.3 1.1 0.0 90 2315 02 03 41 02 05 10 SDSSJ1258+16 14 02 51 47.7 202.9 1.1 0.0 -15 2315 No stop 02 10 10 --- 14 07 51 47.5 204.6 1.1 0.0 285 2354 02 05 11 02 10 10 J1255+1817 14 07 51 48.6 206.0 1.2 0.0 -15 2354 No stop 02 11 40 --- 14 09 22 48.5 206.6 1.2 0.0 75 2365 02 10 11 02 11 40 SDSSJ1258+16 14 09 22 47.4 205.1 1.2 0.0 -15 2365 No stop 02 16 40 --- 14 14 22 47.1 206.8 1.2 0.0 285 2404 02 11 41 02 17 20 J1255+1817 14 15 03 48.2 208.5 1.3 0.0 25 2404 02 17 20 02 18 50 --- 14 16 33 48.1 209.0 1.3 0.0 90 2415 02 17 21 02 18 50 SDSSJ1258+16 14 16 33 47.0 207.6 1.3 0.0 -15 2415 No stop 02 23 50 --- 14 21 34 46.6 209.2 1.4 0.0 285 2454 02 18 51 02 23 50 J1255+1817 14 21 34 47.7 210.7 1.4 0.0 -15 2454 No stop 02 25 20 --- 14 23 04 47.6 211.3 1.4 0.0 75 2466 02 23 51 02 25 20 SDSSJ1258+16 14 23 04 46.5 209.8 1.4 0.0 -15 2466 No stop 02 30 20 --- 14 28 05 46.2 211.4 1.5 0.0 285 2504 02 25 21 02 31 00 J1255+1817 14 28 45 47.2 213.2 1.5 0.0 25 2504 02 31 00 02 32 30 --- 14 30 15 47.1 213.7 1.6 0.0 90 2516 02 31 01 02 32 30 SDSSJ1258+16 14 30 15 46.0 212.1 1.5 0.0 -15 2516 No stop 02 37 30 --- 14 35 16 45.7 213.8 1.6 0.0 285 2554 02 32 31 02 37 30 J1255+1817 14 35 16 46.7 215.3 1.6 0.0 -15 2554 No stop 02 39 00 --- 14 36 46 46.6 215.8 1.7 0.0 75 2566 02 37 31 Schedule for ONSALA85 (Code O8 ) 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 --- 02 39 00 SDSSJ1258+16 14 36 46 45.6 214.3 1.6 0.0 -15 2566 No stop 02 44 00 --- 14 41 47 45.2 215.9 1.7 0.0 285 2605 02 39 01 02 44 40 J1255+1817 14 42 27 46.1 217.6 1.8 0.0 25 2605 02 44 40 02 46 10 --- 14 43 57 46.0 218.1 1.8 0.0 90 2616 02 44 41 02 46 10 SDSSJ1258+16 14 43 57 45.0 216.6 1.7 0.0 -15 2616 No stop 02 51 10 --- 14 48 58 44.6 218.2 1.8 0.0 285 2655 02 46 11 02 51 10 J1255+1817 14 48 58 45.6 219.7 1.9 0.0 -15 2655 No stop 02 52 40 --- 14 50 28 45.5 220.2 1.9 0.0 75 2667 02 51 11 02 52 40 SDSSJ1258+16 14 50 28 44.5 218.6 1.8 0.0 -15 2667 No stop 02 57 40 --- 14 55 29 44.0 220.2 1.9 0.0 285 2705 02 52 41 02 58 20 J1255+1817 14 56 09 45.0 222.0 2.0 0.0 25 2705 02 58 20 02 59 50 --- 14 57 39 44.8 222.4 2.0 0.0 90 2717 02 58 21 02 59 50 SDSSJ1258+16 14 57 39 43.8 220.9 2.0 0.0 -15 2717 No stop 03 04 50 --- 15 02 40 43.4 222.4 2.1 0.0 285 2755 02 59 51 03 04 50 J1255+1817 15 02 40 44.4 224.0 2.1 0.0 -15 2755 No stop 03 06 20 --- 15 04 11 44.2 224.4 2.1 0.0 75 2767 03 04 51 03 06 20 SDSSJ1258+16 15 04 11 43.3 222.9 2.1 0.0 -15 2767 No stop 03 11 20 --- 15 09 11 42.8 224.4 2.2 0.0 285 2806 03 06 21 03 12 00 J1255+1817 15 09 51 43.7 226.2 2.2 0.0 25 2806 03 12 00 03 13 30 --- 15 11 22 43.5 226.6 2.2 0.0 90 2817 03 12 01 03 13 30 SDSSJ1258+16 15 11 22 42.6 225.0 2.2 0.0 -15 2817 No stop 03 18 30 --- 15 16 23 42.1 226.5 2.3 0.0 285 2856 03 13 31 03 18 30 J1255+1817 15 16 23 43.0 228.1 2.3 0.0 -15 2856 No stop 03 20 00 --- 15 17 53 42.9 228.5 2.4 0.0 75 2868 03 18 31 03 20 00 SDSSJ1258+16 15 17 53 41.9 227.0 2.3 0.0 -15 2868 No stop 03 25 00 --- 15 22 54 41.4 228.4 2.4 0.0 285 2906 03 20 01 03 25 40 J1255+1817 15 23 34 42.3 230.2 2.4 0.0 25 2906 03 25 40 03 27 10 --- 15 25 04 42.2 230.6 2.5 0.0 90 2918 03 25 41 03 27 10 SDSSJ1258+16 15 25 04 41.2 229.0 2.4 0.0 -15 2918 No stop 03 32 10 --- 15 30 05 40.7 230.5 2.5 0.0 285 2956 03 27 11 Schedule for ONSALA85 (Code O8 ) 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 --- 03 32 10 J1255+1817 15 30 05 41.6 232.1 2.6 0.0 -15 2956 No stop 03 33 40 --- 15 31 35 41.5 232.5 2.6 0.0 75 2968 03 32 11 03 33 40 SDSSJ1258+16 15 31 35 40.6 230.9 2.5 0.0 -15 2968 No stop 03 38 40 --- 15 36 36 40.0 232.3 2.6 0.0 285 3007 03 33 41 03 39 20 J1255+1817 15 37 16 40.8 234.1 2.7 0.0 25 3007 03 39 20 03 40 50 --- 15 38 46 40.7 234.5 2.7 0.0 90 3018 03 39 21 03 40 50 SDSSJ1258+16 15 38 46 39.8 232.9 2.7 0.0 -15 3018 No stop 03 45 50 --- 15 43 47 39.2 234.3 2.7 0.0 285 3057 03 40 51 03 45 50 J1255+1817 15 43 47 40.1 235.9 2.8 0.0 -15 3057 No stop 03 47 20 --- 15 45 17 40.0 236.3 2.8 0.0 75 3068 03 45 51 ---------- Fringe Finder ---------- 03 53 30 3C345 15 51 28 70.4 148.7 -0.9 0.0 170 3068 03 53 30 03 58 30 --- 15 56 29 70.8 151.4 -0.8 0.0 300 3107 03 53 31 04 04 40 SDSSJ1258+16 16 02 40 37.1 239.4 3.1 0.0 167 3107 04 04 40 04 09 40 --- 16 07 41 36.5 240.7 3.1 0.0 300 3146 04 04 41 04 10 20 J1255+1817 16 08 21 37.3 242.4 3.2 0.0 25 3146 04 10 20 04 11 50 --- 16 09 51 37.1 242.8 3.2 0.0 90 3157 04 10 21 04 11 50 SDSSJ1258+16 16 09 51 36.3 241.2 3.2 0.0 -15 3157 No stop 04 16 50 --- 16 14 52 35.7 242.5 3.3 0.0 285 3196 04 11 51 04 16 50 J1255+1817 16 14 52 36.5 244.1 3.3 0.0 -15 3196 No stop 04 18 20 --- 16 16 22 36.3 244.5 3.3 0.0 75 3208 04 16 51 04 18 20 SDSSJ1258+16 16 16 22 35.5 242.9 3.3 0.0 -15 3208 No stop 04 23 20 --- 16 21 23 34.9 244.2 3.4 0.0 285 3246 04 18 21 04 24 00 J1255+1817 16 22 03 35.6 245.9 3.4 0.0 25 3246 04 24 00 04 25 30 --- 16 23 34 35.4 246.3 3.4 0.0 90 3258 04 24 01 04 25 30 SDSSJ1258+16 16 23 34 34.6 244.7 3.4 0.0 -15 3258 No stop 04 30 30 --- 16 28 34 34.0 246.0 3.5 0.0 285 3296 04 25 31 04 30 30 J1255+1817 16 28 34 34.8 247.5 3.5 0.0 -15 3296 No stop 04 32 00 --- 16 30 05 34.6 247.9 3.6 0.0 75 3308 04 30 31 Schedule for ONSALA85 (Code O8 ) Page 11 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 32 00 SDSSJ1258+16 16 30 05 33.8 246.4 3.5 0.0 -15 3308 No stop 04 37 00 --- 16 35 05 33.2 247.6 3.6 0.0 285 3347 04 32 01 04 37 40 J1255+1817 16 35 46 33.9 249.3 3.7 0.0 25 3347 04 37 40 04 39 10 --- 16 37 16 33.7 249.6 3.7 0.0 90 3358 04 37 41 04 39 10 SDSSJ1258+16 16 37 16 32.9 248.1 3.6 0.0 -15 3358 No stop 04 44 10 --- 16 42 17 32.3 249.3 3.7 0.0 285 3397 04 39 11 04 44 10 J1255+1817 16 42 17 33.1 250.8 3.8 0.0 -15 3397 No stop 04 45 40 --- 16 43 47 32.9 251.2 3.8 0.0 75 3409 04 44 11 04 45 40 SDSSJ1258+16 16 43 47 32.1 249.7 3.7 0.0 -15 3409 No stop 04 50 40 --- 16 48 48 31.5 250.9 3.8 0.0 285 3447 04 45 41 04 51 20 J1255+1817 16 49 28 32.2 252.6 3.9 0.0 25 3447 04 51 20 04 52 50 --- 16 50 58 32.0 252.9 3.9 0.0 90 3459 04 51 21 04 52 50 SDSSJ1258+16 16 50 58 31.2 251.4 3.9 0.0 -15 3459 No stop 04 57 50 --- 16 55 59 30.6 252.6 3.9 0.0 285 3497 04 52 51 04 57 50 J1255+1817 16 55 59 31.3 254.1 4.0 0.0 -15 3497 No stop 04 59 20 --- 16 57 29 31.1 254.4 4.0 0.0 75 3509 04 57 51 04 59 20 SDSSJ1258+16 16 57 29 30.4 252.9 4.0 0.0 -15 3509 No stop 05 04 20 --- 17 02 30 29.7 254.1 4.1 0.0 285 3548 04 59 21 05 05 00 J1255+1817 17 03 10 30.4 255.7 4.1 0.0 25 3548 05 05 00 05 06 30 --- 17 04 40 30.2 256.1 4.1 0.0 90 3559 05 05 01 05 06 30 SDSSJ1258+16 17 04 40 29.4 254.6 4.1 0.0 -15 3559 No stop 05 11 30 --- 17 09 41 28.8 255.8 4.2 0.0 285 3598 05 06 31 05 11 30 J1255+1817 17 09 41 29.5 257.2 4.2 0.0 -15 3598 No stop 05 13 00 --- 17 11 11 29.3 257.6 4.2 0.0 75 3610 05 11 31 05 13 00 SDSSJ1258+16 17 11 11 28.6 256.1 4.2 0.0 -15 3610 No stop 05 18 00 --- 17 16 12 27.9 257.2 4.3 0.0 285 3648 05 13 01 05 18 40 J1255+1817 17 16 52 28.6 258.9 4.3 0.0 25 3648 05 18 40 05 20 10 --- 17 18 23 28.4 259.2 4.4 0.0 90 3660 05 18 41 05 20 10 SDSSJ1258+16 17 18 23 27.7 257.7 4.3 0.0 -15 3660 No stop 05 25 10 --- 17 23 23 27.0 258.9 4.4 0.0 285 3698 05 20 11 Schedule for ONSALA85 (Code O8 ) Page 12 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 25 10 J1255+1817 17 23 23 27.7 260.3 4.4 0.0 -15 3698 No stop 05 26 40 --- 17 24 54 27.5 260.7 4.5 0.0 75 3710 05 25 11 05 26 40 SDSSJ1258+16 17 24 54 26.8 259.2 4.4 0.0 -15 3710 No stop 05 31 40 --- 17 29 54 26.1 260.3 4.5 0.0 285 3749 05 26 41 05 32 20 J1255+1817 17 30 35 26.8 261.9 4.6 0.0 25 3749 05 32 20 05 33 50 --- 17 32 05 26.6 262.2 4.6 0.0 90 3760 05 32 21 05 33 50 SDSSJ1258+16 17 32 05 25.8 260.8 4.5 0.0 -15 3760 No stop 05 38 50 --- 17 37 06 25.2 261.9 4.6 0.0 285 3799 05 33 51 05 38 50 J1255+1817 17 37 06 25.9 263.3 4.7 0.0 -15 3799 No stop 05 40 20 --- 17 38 36 25.7 263.7 4.7 0.0 75 3810 05 38 51 05 40 20 SDSSJ1258+16 17 38 36 25.0 262.2 4.7 0.0 -15 3810 No stop 05 45 20 --- 17 43 37 24.3 263.3 4.7 0.0 285 3849 05 40 21 05 46 00 J1255+1817 17 44 17 24.9 264.9 4.8 0.0 25 3849 05 46 00 05 47 30 --- 17 45 47 24.7 265.2 4.8 0.0 90 3861 05 46 01 05 47 30 SDSSJ1258+16 17 45 47 24.0 263.8 4.8 0.0 -15 3861 No stop 05 52 30 --- 17 50 48 23.3 264.9 4.9 0.0 285 3899 05 47 31 05 52 30 J1255+1817 17 50 48 24.1 266.3 4.9 0.0 -15 3899 No stop 05 54 00 --- 17 52 18 23.9 266.6 4.9 0.0 75 3911 05 52 31 05 54 00 SDSSJ1258+16 17 52 18 23.1 265.2 4.9 0.0 -15 3911 No stop 05 59 00 --- 17 57 19 22.5 266.3 5.0 0.0 285 3950 05 54 01 05 59 40 J1255+1817 17 57 59 23.1 267.8 5.0 0.0 25 3950 05 59 40 06 01 10 --- 17 59 29 22.9 268.2 5.0 0.0 90 3961 05 59 41 06 01 10 SDSSJ1258+16 17 59 29 22.2 266.7 5.0 0.0 -15 3961 No stop 06 06 10 --- 18 04 30 21.5 267.8 5.1 0.0 285 4000 06 01 11 06 06 10 J1255+1817 18 04 30 22.2 269.2 5.1 0.0 -15 4000 No stop 06 07 40 --- 18 06 00 22.0 269.5 5.2 0.0 75 4011 06 06 11 06 07 40 SDSSJ1258+16 18 06 00 21.3 268.1 5.1 0.0 -15 4011 No stop 06 12 40 --- 18 11 01 20.6 269.2 5.2 0.0 285 4050 06 07 41 06 13 20 J1255+1817 18 11 41 21.3 270.7 5.2 0.0 25 4050 06 13 20 06 14 50 --- 18 13 12 21.1 271.0 5.3 0.0 90 4062 06 13 21 Schedule for ONSALA85 (Code O8 ) Page 13 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 --- 06 14 50 SDSSJ1258+16 18 13 12 20.3 269.6 5.2 0.0 -15 4062 No stop 06 19 50 --- 18 18 12 19.6 270.7 5.3 0.0 285 4100 06 14 51 06 19 50 J1255+1817 18 18 12 20.4 272.1 5.4 0.0 -15 4100 No stop 06 21 20 --- 18 19 43 20.2 272.4 5.4 0.0 75 4112 06 19 51 ---------- Fringe Finder ---------- 06 24 50 3C345 18 23 13 66.2 233.1 1.7 0.0 10 4112 06 24 50 06 29 50 --- 18 28 14 65.6 235.0 1.7 0.0 300 4151 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: 4 Station: ONSALA85 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= 730.00 730.00 730.00 730.00 730.00 730.00 730.00 730.00 Net SB= L L U U L L U U IF SB = U U U U U U U U Pol. = RCP LCP RCP LCP RCP LCP RCP LCP BBC = 1 9 1 9 2 10 2 10 BBC SB= L L U U L L U U IF = A1 C1 A1 C1 A1 C1 A1 C1 The following frequency sets based on these setups were used. Frequency Set: 4 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= 896.49 896.49 896.49 896.49 960.49 960.49 960.49 960.49 Bandwd= 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 Matching frequency sets: 4 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