COVER INFORMATION Station: HART (Code Hh ) 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 HART (Code Hh ) 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: 116.49 116.49 116.49 116.49 180.49 180.49 180.49 180.49 Next scan bandwidths: 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 20 30 00 4C39.25 09 29 50 25.2 359.7 0.0 0.0 0 0 20 30 00 20 35 00 --- 09 34 51 25.2 358.6 0.1 0.0 300 39 20 30 01 20 38 00 J1255+1817 09 37 51 24.6 52.9 -3.3 0.0 50 39 20 38 00 20 43 00 --- 09 42 52 25.5 52.0 -3.2 0.0 300 77 20 38 01 20 43 00 SDSSJ1258+16 09 42 52 25.9 53.6 -3.3 0.0 -29 77 No stop 20 48 00 --- 09 47 53 26.8 52.7 -3.2 0.0 271 116 20 43 01 20 48 40 J1255+1817 09 48 33 26.5 51.0 -3.1 0.0 11 116 20 48 40 20 50 10 --- 09 50 03 26.8 50.7 -3.1 0.0 90 128 20 48 41 20 50 10 SDSSJ1258+16 09 50 03 27.2 52.3 -3.2 0.0 -29 128 No stop 20 55 10 --- 09 55 04 28.1 51.4 -3.1 0.0 271 166 20 50 11 20 55 10 J1255+1817 09 55 04 27.6 49.8 -3.0 0.0 -29 166 No stop 20 56 40 --- 09 56 34 27.9 49.5 -3.0 0.0 61 178 20 55 11 20 56 40 SDSSJ1258+16 09 56 34 28.3 51.1 -3.0 0.0 -29 178 No stop 21 01 40 --- 10 01 35 29.2 50.2 -3.0 0.0 271 216 20 56 41 21 02 20 J1255+1817 10 02 15 28.9 48.4 -2.9 0.0 11 216 21 02 20 21 03 50 --- 10 03 45 29.1 48.2 -2.9 0.0 90 228 21 02 21 21 03 50 SDSSJ1258+16 10 03 45 29.6 49.8 -2.9 0.0 -29 228 No stop 21 08 50 --- 10 08 46 30.4 48.8 -2.8 0.0 271 267 21 03 51 21 08 50 J1255+1817 10 08 46 30.0 47.2 -2.8 0.0 -29 267 No stop 21 10 20 --- 10 10 16 30.2 46.9 -2.8 0.0 61 278 21 08 51 21 10 20 SDSSJ1258+16 10 10 16 30.7 48.5 -2.8 0.0 -29 278 No stop 21 15 20 --- 10 15 17 31.5 47.5 -2.7 0.0 271 317 21 10 21 21 16 00 J1255+1817 10 15 57 31.1 45.7 -2.7 0.0 11 317 21 16 00 21 17 30 --- 10 17 27 31.4 45.4 -2.7 0.0 90 328 21 16 01 21 17 30 SDSSJ1258+16 10 17 27 31.9 47.1 -2.7 0.0 -29 328 No stop 21 22 30 --- 10 22 28 32.7 46.0 -2.6 0.0 271 367 21 17 31 Schedule for HART (Code Hh ) 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 10 22 28 32.2 44.4 -2.6 0.0 -29 367 No stop 21 24 00 --- 10 23 59 32.4 44.1 -2.5 0.0 61 379 21 22 31 21 24 00 SDSSJ1258+16 10 23 59 33.0 45.7 -2.6 0.0 -29 379 No stop 21 29 00 --- 10 28 59 33.8 44.7 -2.5 0.0 271 417 21 24 01 21 29 40 J1255+1817 10 29 39 33.3 42.9 -2.5 0.0 11 417 21 29 40 21 31 10 --- 10 31 10 33.5 42.5 -2.4 0.0 90 429 21 29 41 21 31 10 SDSSJ1258+16 10 31 10 34.1 44.2 -2.5 0.0 -29 429 No stop 21 36 10 --- 10 36 11 34.9 43.1 -2.4 0.0 271 468 21 31 11 21 36 10 J1255+1817 10 36 11 34.3 41.4 -2.3 0.0 -29 468 No stop 21 37 40 --- 10 37 41 34.5 41.1 -2.3 0.0 61 479 21 36 11 21 37 40 SDSSJ1258+16 10 37 41 35.1 42.7 -2.4 0.0 -29 479 No stop 21 42 40 --- 10 42 42 35.9 41.6 -2.3 0.0 271 518 21 37 41 21 43 20 J1255+1817 10 43 22 35.3 39.8 -2.2 0.0 11 518 21 43 20 21 44 50 --- 10 44 52 35.5 39.4 -2.2 0.0 90 529 21 43 21 21 44 50 SDSSJ1258+16 10 44 52 36.2 41.1 -2.2 0.0 -29 529 No stop 21 49 50 --- 10 49 53 36.9 39.9 -2.2 0.0 271 568 21 44 51 21 49 50 J1255+1817 10 49 53 36.2 38.2 -2.1 0.0 -29 568 No stop 21 51 20 --- 10 51 23 36.4 37.9 -2.1 0.0 61 580 21 49 51 21 51 20 SDSSJ1258+16 10 51 23 37.1 39.5 -2.1 0.0 -29 580 No stop 21 56 20 --- 10 56 24 37.8 38.3 -2.1 0.0 271 618 21 51 21 21 57 00 J1255+1817 10 57 04 37.2 36.5 -2.0 0.0 11 618 21 57 00 21 58 30 --- 10 58 34 37.4 36.1 -2.0 0.0 90 630 21 57 01 21 58 30 SDSSJ1258+16 10 58 34 38.1 37.8 -2.0 0.0 -29 630 No stop 22 03 30 --- 11 03 35 38.8 36.5 -1.9 0.0 271 669 21 58 31 22 03 30 J1255+1817 11 03 35 38.1 34.9 -1.9 0.0 -29 669 No stop 22 05 00 --- 11 05 05 38.3 34.5 -1.9 0.0 61 680 22 03 31 22 05 00 SDSSJ1258+16 11 05 05 39.0 36.1 -1.9 0.0 -29 680 No stop 22 10 00 --- 11 10 06 39.7 34.8 -1.8 0.0 271 719 22 05 01 22 10 40 J1255+1817 11 10 46 39.0 33.0 -1.8 0.0 11 719 22 10 40 22 12 10 --- 11 12 16 39.2 32.6 -1.7 0.0 90 730 22 10 41 Schedule for HART (Code Hh ) 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 11 12 16 40.0 34.3 -1.8 0.0 -29 730 No stop 22 17 10 --- 11 17 17 40.6 32.9 -1.7 0.0 271 769 22 12 11 22 17 10 J1255+1817 11 17 17 39.8 31.3 -1.7 0.0 -29 769 No stop 22 18 40 --- 11 18 48 39.9 30.9 -1.6 0.0 61 781 22 17 11 22 18 40 SDSSJ1258+16 11 18 48 40.8 32.5 -1.7 0.0 -29 781 No stop 22 23 40 --- 11 23 48 41.4 31.1 -1.6 0.0 271 819 22 18 41 22 24 20 J1255+1817 11 24 28 40.6 29.3 -1.5 0.0 11 819 22 24 20 22 25 50 --- 11 25 59 40.7 28.9 -1.5 0.0 90 831 22 24 21 22 25 50 SDSSJ1258+16 11 25 59 41.6 30.5 -1.6 0.0 -29 831 No stop 22 30 50 --- 11 31 00 42.2 29.1 -1.5 0.0 271 870 22 25 51 22 30 50 J1255+1817 11 31 00 41.3 27.5 -1.4 0.0 -29 870 No stop 22 32 20 --- 11 32 30 41.4 27.1 -1.4 0.0 61 881 22 30 51 22 32 20 SDSSJ1258+16 11 32 30 42.3 28.7 -1.4 0.0 -29 881 No stop 22 37 20 --- 11 37 31 42.9 27.2 -1.4 0.0 271 920 22 32 21 22 38 00 J1255+1817 11 38 11 42.0 25.4 -1.3 0.0 11 920 22 38 00 22 39 30 --- 11 39 41 42.1 25.0 -1.3 0.0 90 931 22 38 01 22 39 30 SDSSJ1258+16 11 39 41 43.1 26.6 -1.3 0.0 -29 931 No stop 22 44 30 --- 11 44 42 43.6 25.1 -1.2 0.0 271 970 22 39 31 22 44 30 J1255+1817 11 44 42 42.6 23.5 -1.2 0.0 -29 970 No stop 22 46 00 --- 11 46 12 42.7 23.1 -1.2 0.0 61 982 22 44 31 22 59 00 SDSSJ1258+16 11 59 14 44.8 20.5 -1.0 0.0 751 982 22 59 00 23 04 00 --- 12 04 15 45.2 18.9 -0.9 0.0 300 1020 22 59 01 23 04 40 J1255+1817 12 04 55 44.2 17.3 -0.9 0.0 11 1020 23 04 40 23 06 10 --- 12 06 25 44.3 16.8 -0.8 0.0 90 1032 23 04 41 23 06 10 SDSSJ1258+16 12 06 25 45.4 18.2 -0.9 0.0 -29 1032 No stop 23 11 10 --- 12 11 26 45.7 16.6 -0.8 0.0 271 1070 23 06 11 23 11 10 J1255+1817 12 11 26 44.6 15.2 -0.8 0.0 -29 1070 No stop 23 12 40 --- 12 12 56 44.7 14.7 -0.7 0.0 61 1082 23 11 11 23 12 40 SDSSJ1258+16 12 12 56 45.8 16.1 -0.8 0.0 -29 1082 No stop 23 17 40 --- 12 17 57 46.1 14.4 -0.7 0.0 271 1121 23 12 41 Schedule for HART (Code Hh ) 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 18 20 J1255+1817 12 18 37 45.0 12.8 -0.6 0.0 11 1121 23 18 20 23 19 50 --- 12 20 08 45.1 12.3 -0.6 0.0 90 1132 23 18 21 23 19 50 SDSSJ1258+16 12 20 08 46.2 13.7 -0.7 0.0 -29 1132 No stop 23 24 50 --- 12 25 08 46.5 12.0 -0.6 0.0 271 1171 23 19 51 23 24 50 J1255+1817 12 25 08 45.3 10.7 -0.5 0.0 -29 1171 No stop 23 26 20 --- 12 26 39 45.3 10.2 -0.5 0.0 61 1183 23 24 51 23 26 20 SDSSJ1258+16 12 26 39 46.5 11.5 -0.5 0.0 -29 1183 No stop 23 31 20 --- 12 31 39 46.7 9.7 -0.5 0.0 271 1221 23 26 21 23 32 00 J1255+1817 12 32 20 45.5 8.3 -0.4 0.0 11 1221 23 32 00 23 33 30 --- 12 33 50 45.6 7.8 -0.4 0.0 90 1233 23 32 01 23 33 30 SDSSJ1258+16 12 33 50 46.8 9.0 -0.4 0.0 -29 1233 No stop 23 38 30 --- 12 38 51 47.0 7.2 -0.3 0.0 271 1271 23 33 31 23 38 30 J1255+1817 12 38 51 45.7 6.1 -0.3 0.0 -29 1271 No stop 23 40 00 --- 12 40 21 45.8 5.6 -0.3 0.0 61 1283 23 38 31 23 40 00 SDSSJ1258+16 12 40 21 47.0 6.7 -0.3 0.0 -29 1283 No stop 23 45 00 --- 12 45 22 47.1 5.0 -0.2 0.0 271 1322 23 40 01 23 45 40 J1255+1817 12 46 02 45.9 3.6 -0.2 0.0 11 1322 23 45 40 23 47 10 --- 12 47 32 45.9 3.1 -0.2 0.0 90 1333 23 45 41 23 47 10 SDSSJ1258+16 12 47 32 47.2 4.2 -0.2 0.0 -29 1333 No stop 23 52 10 --- 12 52 33 47.2 2.4 -0.1 0.0 271 1372 23 47 11 23 52 10 J1255+1817 12 52 33 45.9 1.4 -0.1 0.0 -29 1372 No stop 23 53 40 --- 12 54 03 45.9 0.9 -0.0 0.0 61 1384 23 52 11 23 53 40 SDSSJ1258+16 12 54 03 47.3 1.9 -0.1 0.0 -29 1384 No stop 23 58 40 --- 12 59 04 47.3 0.1 -0.0 0.0 271 1422 23 53 41 --- Start: Thu 9 Mar 2023 Day 68 -- Stop: Fri 10 Mar 2023 Day 69 --- 23 59 20 J1255+1817 12 59 44 45.9 359.0 0.1 0.0 11 1422 23 59 20 00 00 50 --- 13 01 14 45.9 358.4 0.1 0.0 90 1434 23 59 21 00 00 50 SDSSJ1258+16 13 01 14 47.3 359.4 0.0 0.0 -29 1434 No stop 00 05 50 --- 13 06 15 47.3 357.6 0.1 0.0 271 1472 00 00 51 Schedule for HART (Code Hh ) 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 05 50 J1255+1817 13 06 15 45.9 356.7 0.2 0.0 -29 1472 No stop 00 07 20 --- 13 07 45 45.9 356.2 0.2 0.0 61 1484 00 05 51 00 07 20 SDSSJ1258+16 13 07 45 47.2 357.1 0.1 0.0 -29 1484 No stop 00 12 20 --- 13 12 46 47.2 355.3 0.2 0.0 271 1523 00 07 21 00 13 00 J1255+1817 13 13 26 45.8 354.3 0.3 0.0 11 1523 00 13 00 00 14 30 --- 13 14 57 45.7 353.8 0.3 0.0 90 1534 00 13 01 00 14 30 SDSSJ1258+16 13 14 57 47.1 354.6 0.3 0.0 -29 1534 No stop 00 19 30 --- 13 19 57 47.0 352.8 0.3 0.0 271 1573 00 14 31 00 19 30 J1255+1817 13 19 57 45.6 352.1 0.4 0.0 -29 1573 No stop 00 21 00 --- 13 21 28 45.5 351.6 0.4 0.0 61 1584 00 19 31 00 21 00 SDSSJ1258+16 13 21 28 46.9 352.3 0.4 0.0 -29 1584 No stop 00 26 00 --- 13 26 28 46.8 350.5 0.4 0.0 271 1623 00 21 01 00 26 40 J1255+1817 13 27 09 45.3 349.7 0.5 0.0 11 1623 00 26 40 00 28 10 --- 13 28 39 45.3 349.2 0.5 0.0 90 1635 00 26 41 00 28 10 SDSSJ1258+16 13 28 39 46.7 349.8 0.5 0.0 -29 1635 No stop 00 33 10 --- 13 33 40 46.5 348.1 0.6 0.0 271 1673 00 28 11 00 33 10 J1255+1817 13 33 40 45.0 347.5 0.6 0.0 -29 1673 No stop 00 34 40 --- 13 35 10 45.0 347.0 0.6 0.0 61 1685 00 33 11 00 34 40 SDSSJ1258+16 13 35 10 46.4 347.6 0.6 0.0 -29 1685 No stop 00 39 40 --- 13 40 11 46.2 345.9 0.7 0.0 271 1724 00 34 41 00 40 20 J1255+1817 13 40 51 44.7 345.2 0.7 0.0 11 1724 00 40 20 00 41 50 --- 13 42 21 44.6 344.7 0.8 0.0 90 1735 00 40 21 00 41 50 SDSSJ1258+16 13 42 21 46.0 345.1 0.7 0.0 -29 1735 No stop 00 46 50 --- 13 47 22 45.7 343.5 0.8 0.0 271 1774 00 41 51 00 46 50 J1255+1817 13 47 22 44.3 343.1 0.8 0.0 -29 1774 No stop 00 48 20 --- 13 48 52 44.2 342.6 0.9 0.0 61 1785 00 46 51 00 48 20 SDSSJ1258+16 13 48 52 45.6 343.0 0.8 0.0 -29 1785 No stop 00 53 20 --- 13 53 53 45.3 341.3 0.9 0.0 271 1824 00 48 21 00 54 00 J1255+1817 13 54 33 43.8 340.8 1.0 0.0 11 1824 00 54 00 00 55 30 --- 13 56 03 43.6 340.3 1.0 0.0 90 1836 00 54 01 Schedule for HART (Code Hh ) 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 55 30 SDSSJ1258+16 13 56 03 45.1 340.6 0.9 0.0 -29 1836 No stop 01 00 30 --- 14 01 04 44.7 339.0 1.0 0.0 271 1874 00 55 31 01 00 30 J1255+1817 14 01 04 43.2 338.8 1.1 0.0 -29 1874 No stop 01 02 00 --- 14 02 34 43.1 338.3 1.1 0.0 61 1886 01 00 31 01 02 00 SDSSJ1258+16 14 02 34 44.6 338.6 1.1 0.0 -29 1886 No stop 01 07 00 --- 14 07 35 44.2 337.0 1.1 0.0 271 1925 01 02 01 01 07 40 J1255+1817 14 08 15 42.6 336.6 1.2 0.0 11 1925 01 07 40 01 09 10 --- 14 09 46 42.5 336.2 1.2 0.0 90 1936 01 07 41 01 09 10 SDSSJ1258+16 14 09 46 44.0 336.3 1.2 0.0 -29 1936 No stop 01 14 10 --- 14 14 46 43.5 334.8 1.3 0.0 271 1975 01 09 11 01 14 10 J1255+1817 14 14 46 42.0 334.7 1.3 0.0 -29 1975 No stop 01 15 40 --- 14 16 17 41.9 334.3 1.3 0.0 61 1986 01 14 11 ---------- Fringe Finder ---------- 01 20 40 3C345 14 21 17 16.4 27.8 -2.4 0.0 160 1986 01 20 40 01 25 40 --- 14 26 18 17.0 27.0 -2.3 0.0 300 2025 01 20 41 01 30 40 SDSSJ1258+16 14 31 19 41.8 329.9 1.5 0.0 160 2025 01 30 40 01 35 40 --- 14 36 20 41.2 328.5 1.6 0.0 300 2064 01 30 41 01 36 20 J1255+1817 14 37 00 39.6 328.5 1.7 0.0 11 2064 01 36 20 01 37 50 --- 14 38 30 39.5 328.1 1.7 0.0 90 2075 01 36 21 01 37 50 SDSSJ1258+16 14 38 30 41.0 327.9 1.7 0.0 -29 2075 No stop 01 42 50 --- 14 43 31 40.4 326.6 1.7 0.0 271 2114 01 37 51 01 42 50 J1255+1817 14 43 31 38.9 326.7 1.8 0.0 -29 2114 No stop 01 44 20 --- 14 45 01 38.7 326.4 1.8 0.0 61 2126 01 42 51 01 44 20 SDSSJ1258+16 14 45 01 40.2 326.2 1.8 0.0 -29 2126 No stop 01 49 20 --- 14 50 02 39.5 324.9 1.8 0.0 271 2164 01 44 21 01 50 00 J1255+1817 14 50 42 38.0 324.9 1.9 0.0 11 2164 01 50 00 01 51 30 --- 14 52 12 37.8 324.5 1.9 0.0 90 2176 01 50 01 01 51 30 SDSSJ1258+16 14 52 12 39.2 324.3 1.9 0.0 -29 2176 No stop 01 56 30 --- 14 57 13 38.6 323.0 2.0 0.0 271 2214 01 51 31 Schedule for HART (Code Hh ) 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 56 30 J1255+1817 14 57 13 37.1 323.3 2.0 0.0 -29 2214 No stop 01 58 00 --- 14 58 44 36.9 322.9 2.0 0.0 61 2226 01 56 31 01 58 00 SDSSJ1258+16 14 58 44 38.4 322.6 2.0 0.0 -29 2226 No stop 02 03 00 --- 15 03 44 37.7 321.4 2.1 0.0 271 2265 01 58 01 02 03 40 J1255+1817 15 04 24 36.1 321.5 2.1 0.0 11 2265 02 03 40 02 05 10 --- 15 05 55 35.9 321.2 2.2 0.0 90 2276 02 03 41 02 05 10 SDSSJ1258+16 15 05 55 37.4 320.9 2.1 0.0 -29 2276 No stop 02 10 10 --- 15 10 56 36.6 319.7 2.2 0.0 271 2315 02 05 11 02 10 10 J1255+1817 15 10 56 35.2 320.0 2.2 0.0 -29 2315 No stop 02 11 40 --- 15 12 26 35.0 319.7 2.3 0.0 61 2326 02 10 11 02 11 40 SDSSJ1258+16 15 12 26 36.4 319.3 2.2 0.0 -29 2326 No stop 02 16 40 --- 15 17 27 35.7 318.1 2.3 0.0 271 2365 02 11 41 02 17 20 J1255+1817 15 18 07 34.1 318.4 2.4 0.0 11 2365 02 17 20 02 18 50 --- 15 19 37 33.9 318.0 2.4 0.0 90 2377 02 17 21 02 18 50 SDSSJ1258+16 15 19 37 35.4 317.6 2.3 0.0 -29 2377 No stop 02 23 50 --- 15 24 38 34.6 316.5 2.4 0.0 271 2415 02 18 51 02 23 50 J1255+1817 15 24 38 33.1 317.0 2.5 0.0 -29 2415 No stop 02 25 20 --- 15 26 08 32.9 316.6 2.5 0.0 61 2427 02 23 51 02 25 20 SDSSJ1258+16 15 26 08 34.4 316.2 2.4 0.0 -29 2427 No stop 02 30 20 --- 15 31 09 33.6 315.1 2.5 0.0 271 2466 02 25 21 02 31 00 J1255+1817 15 31 49 32.0 315.4 2.6 0.0 11 2466 02 31 00 02 32 30 --- 15 33 19 31.8 315.1 2.6 0.0 90 2477 02 31 01 02 32 30 SDSSJ1258+16 15 33 19 33.2 314.6 2.6 0.0 -29 2477 No stop 02 37 30 --- 15 38 20 32.4 313.6 2.6 0.0 271 2516 02 32 31 02 37 30 J1255+1817 15 38 20 31.0 314.1 2.7 0.0 -29 2516 No stop 02 39 00 --- 15 39 50 30.7 313.8 2.7 0.0 61 2527 02 37 31 02 39 00 SDSSJ1258+16 15 39 50 32.2 313.3 2.7 0.0 -29 2527 No stop 02 44 00 --- 15 44 51 31.3 312.2 2.8 0.0 271 2566 02 39 01 02 44 40 J1255+1817 15 45 31 29.8 312.6 2.8 0.0 11 2566 02 44 40 02 46 10 --- 15 47 01 29.6 312.3 2.8 0.0 90 2578 02 44 41 Schedule for HART (Code Hh ) 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 46 10 SDSSJ1258+16 15 47 01 31.0 311.8 2.8 0.0 -29 2578 No stop 02 51 10 --- 15 52 02 30.1 310.8 2.9 0.0 271 2616 02 46 11 02 51 10 J1255+1817 15 52 02 28.7 311.4 2.9 0.0 -29 2616 No stop 02 52 40 --- 15 53 33 28.5 311.1 2.9 0.0 61 2628 02 51 11 02 52 40 SDSSJ1258+16 15 53 33 29.9 310.5 2.9 0.0 -29 2628 No stop 02 57 40 --- 15 58 33 29.0 309.6 3.0 0.0 271 2667 02 52 41 02 58 20 J1255+1817 15 59 13 27.5 310.0 3.0 0.0 11 2667 02 58 20 02 59 50 --- 16 00 44 27.2 309.8 3.1 0.0 90 2678 02 58 21 02 59 50 SDSSJ1258+16 16 00 44 28.6 309.2 3.0 0.0 -29 2678 No stop 03 04 50 --- 16 05 45 27.8 308.2 3.1 0.0 271 2717 02 59 51 03 04 50 J1255+1817 16 05 45 26.4 308.8 3.2 0.0 -29 2717 No stop 03 06 20 --- 16 07 15 26.1 308.6 3.2 0.0 61 2728 03 04 51 03 06 20 SDSSJ1258+16 16 07 15 27.5 308.0 3.1 0.0 -29 2728 No stop 03 11 20 --- 16 12 16 26.6 307.1 3.2 0.0 271 2767 03 06 21 03 12 00 J1255+1817 16 12 56 25.1 307.6 3.3 0.0 11 2767 03 12 00 03 13 30 --- 16 14 26 24.8 307.3 3.3 0.0 90 2779 03 12 01 03 13 30 SDSSJ1258+16 16 14 26 26.2 306.7 3.2 0.0 -29 2779 No stop 03 18 30 --- 16 19 27 25.3 305.8 3.3 0.0 271 2817 03 13 31 03 18 30 J1255+1817 16 19 27 23.9 306.5 3.4 0.0 -29 2817 No stop 03 20 00 --- 16 20 57 23.6 306.2 3.4 0.0 61 2829 03 18 31 03 20 00 SDSSJ1258+16 16 20 57 25.0 305.6 3.4 0.0 -29 2829 No stop 03 25 00 --- 16 25 58 24.1 304.7 3.4 0.0 271 2868 03 20 01 03 25 40 J1255+1817 16 26 38 22.6 305.3 3.5 0.0 11 2868 03 25 40 03 27 10 --- 16 28 08 22.3 305.0 3.5 0.0 90 2879 03 25 41 03 27 10 SDSSJ1258+16 16 28 08 23.7 304.4 3.5 0.0 -29 2879 No stop 03 32 10 --- 16 33 09 22.8 303.5 3.6 0.0 271 2918 03 27 11 03 32 10 J1255+1817 16 33 09 21.4 304.2 3.6 0.0 -29 2918 No stop 03 33 40 --- 16 34 39 21.1 304.0 3.6 0.0 61 2929 03 32 11 03 33 40 SDSSJ1258+16 16 34 39 22.5 303.3 3.6 0.0 -29 2929 No stop 03 38 40 --- 16 39 40 21.5 302.5 3.7 0.0 271 2968 03 33 41 Schedule for HART (Code Hh ) 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 39 20 J1255+1817 16 40 20 20.1 303.1 3.7 0.0 11 2968 03 39 20 03 40 50 --- 16 41 50 19.8 302.9 3.8 0.0 90 2980 03 39 21 03 40 50 SDSSJ1258+16 16 41 50 21.1 302.2 3.7 0.0 -29 2980 No stop 03 45 50 --- 16 46 51 20.2 301.4 3.8 0.0 271 3018 03 40 51 03 45 50 J1255+1817 16 46 51 18.8 302.1 3.8 0.0 -29 3018 No stop 03 47 20 --- 16 48 22 18.5 301.9 3.9 0.0 61 3030 03 45 51 ---------- Fringe Finder ---------- 03 53 30 3C345 16 54 33 24.3 357.7 0.2 0.0 230 3030 03 53 30 03 58 30 --- 16 59 33 24.2 356.7 0.3 0.0 300 3068 03 53 31 04 04 40 SDSSJ1258+16 17 05 44 16.5 298.6 4.1 0.0 230 3068 04 04 40 04 09 40 --- 17 10 45 15.5 297.9 4.2 0.0 300 3107 04 04 41 04 10 20 J1255+1817 17 11 25 14.1 298.6 4.2 0.0 11 3107 04 10 20 04 11 50 --- 17 12 56 13.8 298.4 4.3 0.0 90 3119 04 10 21 04 11 50 SDSSJ1258+16 17 12 56 15.1 297.6 4.2 0.0 -29 3119 No stop 04 16 50 --- 17 17 56 14.0 296.9 4.3 0.0 271 3157 04 11 51 04 16 50 J1255+1817 17 17 56 12.8 297.7 4.4 0.0 -29 3157 No stop 04 18 20 --- 17 19 27 12.5 297.5 4.4 0.0 61 3169 04 16 51 04 18 20 SDSSJ1258+16 17 19 27 13.7 296.7 4.3 0.0 -29 3169 No stop 04 23 20 --- 17 24 27 12.7 296.1 4.4 0.0 271 3208 04 18 21 04 24 00 J1255+1817 17 25 08 11.3 296.8 4.5 0.0 11 3208 04 24 00 04 25 30 --- 17 26 38 11.0 296.6 4.5 0.0 90 3219 04 24 01 04 25 30 SDSSJ1258+16 17 26 38 12.3 295.8 4.5 0.0 -29 3219 No stop 04 30 30 --- 17 31 39 11.3 295.1 4.5 0.0 271 3258 04 25 31 04 30 30 J1255+1817 17 31 39 10.0 296.0 4.6 0.0 -29 3258 No stop 04 32 00 --- 17 33 09 9.7 295.8 4.6 0.0 61 3269 04 30 31 04 32 00 SDSSJ1258+16 17 33 09 11.0 295.0 4.6 0.0 -29 3269 No stop 04 37 00 --- 17 38 10 9.9 294.3 4.6 0.0 271 3308 04 32 01 ---------- Fringe Finder ---------- 06 24 50 3C345 19 26 17 14.2 328.9 2.7 0.0 6331 3308 06 24 50 06 29 50 --- 19 31 18 13.6 328.1 2.8 0.0 300 3347 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 Matching groups in /home/guest/rmc/SCHED/sched11.6/catalogs/freq_RDBE.dat: hh18cm Values confirmed by E-mail Jonathan Quick 20140219 (CR) ****** Only 122.49 of 256.00 MHz total bandwidth is within the IFs in the setup file before any FREQ or DOPPLER shifts. Setup group: 5 Station: HART 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= 1510.00 1510.00 1510.00 1510.00 1510.00 1510.00 1510.00 1510.00 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: 8 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= 116.49 116.49 116.49 116.49 180.49 180.49 180.49 180.49 Bandwd= 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 Matching frequency sets: 8 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