COVER INFORMATION Station: TIANMA65 (Code T6 ) Experiment: e-EVN observation of a possibly imminent merger of SMBH binary Exp. Code: RA005 Schedule Version: 3.00 Processed by SCHED version: 11.60 Release 11.6; April 2020 PI: Tao AN Address: Shanghai Astronomical Observatory No. 80 Nandan Road Shanghai 200030 China Phone: +86-21-64386191 EMAIL: antao@shao.ac.cn Fax: Phone during observation: Observing mode: Phase-referencing Notes: 1.6 GHz, dual polarisation, 1024 Mbps eVLBI, 5.5 hours at GST: 0800-1330 Drafted by Yingkang Zhang Schedule for TIANMA65 (Code T6 ) Page 2 e-EVN observation of a possibly imminent merger of SMBH binary 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 ---------------------------------------------------------------------------------------- --- Sun 27 Feb 2022 Day 58 --- Next scan frequencies: 1626.49 1626.49 1626.49 1626.49 1690.49 1690.49 1690.49 1690.49 Next BBC frequencies: 643.51 643.51 643.51 643.51 579.51 579.51 579.51 579.51 Next scan bandwidths: 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 21 30 00 4C39.25 16 05 19 12.6 -51.9 6.6 60.0 0 0 21 30 00 21 35 00 --- 16 10 20 11.7 -51.4 6.7 59.3 300 39 21 30 01 21 44 00 J1430+2303 16 19 22 64.7 257.9 1.8 65.4 -81 39 21 44 00 21 48 30 --- 16 23 52 63.7 258.9 1.9 65.9 189 73 21 44 01 21 49 20 P1427+2348 16 24 43 63.2 261.2 1.9 67.6 44 73 21 49 20 21 50 50 --- 16 26 13 62.8 261.5 2.0 67.7 90 85 21 49 21 21 50 50 J1430+2303 16 26 13 63.2 259.4 1.9 66.1 -6 85 No stop 21 55 20 --- 16 30 44 62.3 260.3 2.0 66.5 264 120 21 50 51 21 55 20 P1427+2348 16 30 44 61.9 262.4 2.0 68.0 -6 120 No stop 21 56 50 --- 16 32 14 61.6 262.7 2.1 68.1 84 131 21 55 21 21 56 50 J1430+2303 16 32 14 62.0 260.6 2.0 66.6 -6 131 No stop 22 01 20 --- 16 36 45 61.0 261.5 2.1 66.9 264 166 21 56 51 22 01 20 P1427+2348 16 36 45 60.6 263.4 2.1 68.3 -6 166 No stop 22 02 50 --- 16 38 15 60.3 263.7 2.2 68.4 84 178 22 01 21 22 03 30 J1430+2303 16 38 55 60.6 261.9 2.1 67.0 34 178 22 03 30 22 06 30 --- 16 41 55 59.9 262.4 2.2 67.2 180 201 22 03 31 22 06 30 P1427+2348 16 41 55 59.5 264.3 2.2 68.5 -6 201 No stop 22 08 00 --- 16 43 26 59.2 264.6 2.3 68.6 84 213 22 06 31 22 08 00 J1430+2303 16 43 26 59.6 262.7 2.2 67.3 -6 213 No stop 22 12 30 --- 16 47 56 58.6 263.5 2.3 67.5 264 247 22 08 01 22 12 30 P1427+2348 16 47 56 58.2 265.3 2.3 68.8 -6 247 No stop 22 14 00 --- 16 49 27 57.9 265.5 2.4 68.8 84 259 22 12 31 22 14 00 J1430+2303 16 49 27 58.3 263.7 2.3 67.6 -6 259 No stop 22 18 30 --- 16 53 57 57.4 264.4 2.4 67.8 264 294 22 14 01 22 19 20 P1427+2348 16 54 48 56.8 266.3 2.4 69.0 44 294 22 19 20 22 20 50 --- 16 56 18 56.4 266.6 2.5 69.0 90 305 22 19 21 22 20 50 J1430+2303 16 56 18 56.9 264.8 2.4 67.9 -5 305 No stop 22 25 20 --- 17 00 49 55.9 265.5 2.5 68.0 265 340 22 20 51 Schedule for TIANMA65 (Code T6 ) Page 3 e-EVN observation of a possibly imminent merger of SMBH binary 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 ---------------------------------------------------------------------------------------- --- Sun 27 Feb 2022 Day 58 --- 22 25 20 P1427+2348 17 00 49 55.5 267.2 2.5 69.1 -5 340 No stop 22 26 50 --- 17 02 19 55.1 267.4 2.6 69.1 85 352 22 25 21 22 26 50 J1430+2303 17 02 19 55.6 265.8 2.5 68.0 -5 352 No stop 22 31 20 --- 17 06 49 54.6 266.4 2.6 68.2 265 386 22 26 51 22 31 20 P1427+2348 17 06 49 54.2 268.1 2.6 69.2 -5 386 No stop 22 32 50 --- 17 08 20 53.9 268.3 2.7 69.2 85 398 22 31 21 22 33 30 J1430+2303 17 09 00 54.1 266.8 2.6 68.2 35 398 22 33 30 22 36 30 --- 17 12 00 53.5 267.2 2.7 68.3 180 421 22 33 31 22 36 30 P1427+2348 17 12 00 53.1 268.8 2.7 69.2 -5 421 No stop 22 38 00 --- 17 13 31 52.7 269.0 2.8 69.2 85 433 22 36 31 22 38 00 J1430+2303 17 13 31 53.2 267.4 2.7 68.3 -5 433 No stop 22 42 30 --- 17 18 01 52.2 268.0 2.8 68.4 265 468 22 38 01 22 42 30 P1427+2348 17 18 01 51.8 269.6 2.8 69.3 -5 468 No stop 22 44 00 --- 17 19 32 51.5 269.8 2.9 69.3 85 479 22 42 31 22 44 00 J1430+2303 17 19 32 51.9 268.2 2.8 68.4 -5 479 No stop 22 48 30 --- 17 24 02 50.9 268.9 2.9 68.4 265 514 22 44 01 22 49 20 P1427+2348 17 24 52 50.3 270.5 2.9 69.3 45 514 22 49 20 22 50 50 --- 17 26 23 50.0 270.7 3.0 69.2 90 526 22 49 21 22 50 50 J1430+2303 17 26 23 50.4 269.2 2.9 68.4 -5 526 No stop 22 55 20 --- 17 30 53 49.5 269.8 3.0 68.4 265 560 22 50 51 22 55 20 P1427+2348 17 30 53 49.0 271.2 3.0 69.2 -5 560 No stop 22 56 50 --- 17 32 24 48.7 271.4 3.1 69.2 85 572 22 55 21 22 56 50 J1430+2303 17 32 24 49.1 270.0 3.0 68.4 -5 572 No stop 23 01 20 --- 17 36 54 48.2 270.5 3.1 68.4 265 607 22 56 51 23 01 20 P1427+2348 17 36 54 47.7 272.0 3.1 69.2 -5 607 No stop 23 02 50 --- 17 38 25 47.4 272.1 3.2 69.2 85 618 23 01 21 23 03 30 J1430+2303 17 39 05 47.7 270.8 3.1 68.4 35 618 23 03 30 23 06 30 --- 17 42 05 47.1 271.2 3.2 68.4 180 642 23 03 31 23 06 30 P1427+2348 17 42 05 46.6 272.6 3.2 69.1 -5 642 No stop 23 08 00 --- 17 43 36 46.3 272.8 3.3 69.1 85 653 23 06 31 Schedule for TIANMA65 (Code T6 ) Page 4 e-EVN observation of a possibly imminent merger of SMBH binary 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 ---------------------------------------------------------------------------------------- --- Sun 27 Feb 2022 Day 58 --- 23 08 00 J1430+2303 17 43 36 46.7 271.4 3.2 68.4 -5 653 No stop 23 12 30 --- 17 48 06 45.8 271.9 3.3 68.4 265 688 23 08 01 23 12 30 P1427+2348 17 48 06 45.3 273.3 3.3 69.0 -5 688 No stop 23 14 00 --- 17 49 37 45.0 273.5 3.4 69.0 85 699 23 12 31 23 14 00 J1430+2303 17 49 37 45.5 272.1 3.3 68.3 -5 699 No stop 23 18 30 --- 17 54 07 44.5 272.6 3.4 68.3 265 734 23 14 01 23 19 20 P1427+2348 17 54 57 43.9 274.1 3.4 68.9 45 734 23 19 20 23 20 50 --- 17 56 28 43.6 274.3 3.5 68.8 90 746 23 19 21 23 20 50 J1430+2303 17 56 28 44.0 272.9 3.4 68.3 -5 746 No stop 23 25 20 --- 18 00 58 43.0 273.5 3.5 68.2 265 781 23 20 51 23 25 20 P1427+2348 18 00 58 42.6 274.8 3.5 68.7 -5 781 No stop 23 26 50 --- 18 02 29 42.3 274.9 3.6 68.7 85 792 23 25 21 23 26 50 J1430+2303 18 02 29 42.7 273.6 3.5 68.1 -5 792 No stop 23 31 20 --- 18 06 59 41.7 274.2 3.6 68.1 265 827 23 26 51 23 31 20 P1427+2348 18 06 59 41.3 275.4 3.6 68.6 -5 827 No stop 23 32 50 --- 18 08 30 41.0 275.6 3.7 68.5 85 839 23 31 21 23 33 30 J1430+2303 18 09 10 41.3 274.4 3.6 68.0 35 839 23 33 30 23 36 30 --- 18 12 10 40.6 274.8 3.7 67.9 180 862 23 33 31 23 36 30 P1427+2348 18 12 10 40.2 276.0 3.7 68.4 -5 862 No stop 23 38 00 --- 18 13 40 39.9 276.2 3.8 68.4 85 873 23 36 31 23 38 00 J1430+2303 18 13 40 40.3 274.9 3.7 67.9 -5 873 No stop 23 42 30 --- 18 18 11 39.3 275.4 3.8 67.8 265 908 23 38 01 23 42 30 P1427+2348 18 18 11 38.9 276.7 3.8 68.3 -4 908 No stop 23 44 00 --- 18 19 41 38.6 276.8 3.9 68.2 86 920 23 42 31 23 44 00 J1430+2303 18 19 41 39.0 275.6 3.8 67.8 -4 920 No stop 23 48 30 --- 18 24 12 38.1 276.1 3.9 67.6 266 955 23 44 01 23 49 20 P1427+2348 18 25 02 37.5 277.4 4.0 68.0 46 955 23 49 20 23 50 50 --- 18 26 33 37.2 277.6 4.0 68.0 90 966 23 49 21 23 50 50 J1430+2303 18 26 33 37.6 276.4 3.9 67.6 -4 966 No stop 23 55 20 --- 18 31 03 36.6 276.9 4.0 67.4 266 1001 23 50 51 Schedule for TIANMA65 (Code T6 ) Page 5 e-EVN observation of a possibly imminent merger of SMBH binary 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 ---------------------------------------------------------------------------------------- --- Sun 27 Feb 2022 Day 58 --- 23 55 20 P1427+2348 18 31 03 36.2 278.1 4.1 67.8 -4 1001 No stop 23 56 50 --- 18 32 34 35.9 278.2 4.1 67.8 86 1013 23 55 21 --- Start: Sun 27 Feb 2022 Day 58 -- Stop: Mon 28 Feb 2022 Day 59 --- 23 56 50 J1430+2303 18 32 34 36.3 277.0 4.0 67.4 -4 1013 No stop 00 01 20 --- 18 37 04 35.3 277.5 4.1 67.2 266 1047 23 56 51 00 01 20 P1427+2348 18 37 04 34.9 278.7 4.2 67.6 -4 1047 No stop 00 02 50 --- 18 38 35 34.6 278.9 4.2 67.5 86 1059 00 01 21 00 03 30 J1430+2303 18 39 15 34.9 277.8 4.1 67.1 36 1059 00 03 30 00 06 30 --- 18 42 15 34.2 278.1 4.2 67.0 180 1082 00 03 31 00 06 30 P1427+2348 18 42 15 33.8 279.3 4.2 67.4 -4 1082 No stop 00 08 00 --- 18 43 45 33.5 279.4 4.3 67.3 86 1094 00 06 31 00 10 00 3C345 18 45 46 63.8 297.8 2.0 99.8 -3 1094 00 10 00 00 15 00 --- 18 50 47 62.9 297.5 2.1 98.7 297 1132 00 10 01 00 16 30 P1427+2348 18 52 17 31.7 280.3 4.4 66.9 -37 1132 00 16 30 00 18 00 --- 18 53 47 31.4 280.5 4.4 66.9 53 1144 00 16 31 00 18 00 J1430+2303 18 53 47 31.8 279.3 4.4 66.6 -4 1144 No stop 00 22 30 --- 18 58 18 30.8 279.8 4.5 66.4 266 1179 00 18 01 00 22 30 P1427+2348 18 58 18 30.4 280.9 4.5 66.7 -4 1179 No stop 00 24 00 --- 18 59 48 30.1 281.1 4.5 66.6 86 1190 00 22 31 00 24 00 J1430+2303 18 59 48 30.5 280.0 4.5 66.3 -4 1190 No stop 00 28 30 --- 19 04 19 29.6 280.5 4.6 66.1 266 1225 00 24 01 00 29 20 P1427+2348 19 05 09 29.0 281.7 4.6 66.3 46 1225 00 29 20 00 30 50 --- 19 06 39 28.7 281.8 4.6 66.3 90 1237 00 29 21 00 30 50 J1430+2303 19 06 39 29.1 280.7 4.6 66.0 -4 1237 No stop 00 35 20 --- 19 11 10 28.1 281.2 4.7 65.8 266 1271 00 30 51 00 35 20 P1427+2348 19 11 10 27.7 282.3 4.7 66.0 -4 1271 No stop 00 36 50 --- 19 12 40 27.4 282.5 4.7 65.9 86 1283 00 35 21 00 36 50 J1430+2303 19 12 40 27.8 281.4 4.7 65.8 -4 1283 No stop 00 41 20 --- 19 17 11 26.9 281.8 4.8 65.5 266 1318 00 36 51 Schedule for TIANMA65 (Code T6 ) Page 6 e-EVN observation of a possibly imminent merger of SMBH binary 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 ---------------------------------------------------------------------------------------- --- Mon 28 Feb 2022 Day 59 --- 00 41 20 P1427+2348 19 17 11 26.5 282.9 4.8 65.7 -4 1318 No stop 00 42 50 --- 19 18 41 26.2 283.1 4.8 65.6 86 1329 00 41 21 00 43 30 J1430+2303 19 19 21 26.4 282.1 4.8 65.4 36 1329 00 43 30 00 46 30 --- 19 22 22 25.8 282.4 4.9 65.3 180 1353 00 43 31 00 46 30 P1427+2348 19 22 22 25.4 283.5 4.9 65.4 -4 1353 No stop 00 48 00 --- 19 23 52 25.1 283.6 4.9 65.3 86 1364 00 46 31 00 48 00 J1430+2303 19 23 52 25.5 282.6 4.9 65.2 -4 1364 No stop 00 52 30 --- 19 28 23 24.5 283.0 5.0 65.0 266 1399 00 48 01 00 52 30 P1427+2348 19 28 23 24.2 284.1 5.0 65.1 -4 1399 No stop 00 54 00 --- 19 29 53 23.8 284.3 5.0 65.0 86 1411 00 52 31 00 54 00 J1430+2303 19 29 53 24.2 283.2 5.0 64.9 -4 1411 No stop 00 58 30 --- 19 34 24 23.3 283.7 5.1 64.6 266 1445 00 54 01 00 59 20 P1427+2348 19 35 14 22.7 284.8 5.1 64.7 46 1445 00 59 20 01 00 50 --- 19 36 44 22.4 285.0 5.1 64.6 90 1457 00 59 21 01 00 50 J1430+2303 19 36 44 22.8 283.9 5.1 64.5 -4 1457 No stop 01 05 20 --- 19 41 15 21.9 284.4 5.2 64.3 266 1492 01 00 51 01 05 20 P1427+2348 19 41 15 21.5 285.5 5.2 64.3 -4 1492 No stop 01 06 50 --- 19 42 45 21.2 285.6 5.2 64.2 86 1503 01 05 21 01 06 50 J1430+2303 19 42 45 21.5 284.6 5.2 64.2 -4 1503 No stop 01 11 20 --- 19 47 16 20.6 285.1 5.3 63.9 266 1538 01 06 51 01 11 20 P1427+2348 19 47 16 20.3 286.1 5.3 63.9 -4 1538 No stop 01 12 50 --- 19 48 46 19.9 286.3 5.3 63.9 86 1550 01 11 21 01 13 30 J1430+2303 19 49 26 20.2 285.3 5.3 63.8 36 1550 01 13 30 01 16 30 --- 19 52 27 19.5 285.6 5.4 63.6 180 1573 01 13 31 01 16 30 P1427+2348 19 52 27 19.2 286.7 5.4 63.6 -4 1573 No stop 01 18 00 --- 19 53 57 18.9 286.8 5.4 63.5 86 1584 01 16 31 01 18 00 J1430+2303 19 53 57 19.2 285.8 5.4 63.5 -4 1584 No stop 01 22 30 --- 19 58 28 18.3 286.3 5.5 63.2 266 1619 01 18 01 01 22 30 P1427+2348 19 58 28 18.0 287.3 5.5 63.2 -4 1619 No stop 01 24 00 --- 19 59 58 17.7 287.5 5.5 63.1 86 1631 01 22 31 Schedule for TIANMA65 (Code T6 ) Page 7 e-EVN observation of a possibly imminent merger of SMBH binary 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 ---------------------------------------------------------------------------------------- --- Mon 28 Feb 2022 Day 59 --- 01 24 00 J1430+2303 19 59 58 18.0 286.4 5.5 63.1 -4 1631 No stop 01 28 30 --- 20 04 29 17.1 286.9 5.6 62.8 266 1666 01 24 01 01 29 20 P1427+2348 20 05 19 16.6 288.1 5.6 62.8 46 1666 01 29 20 01 30 50 --- 20 06 49 16.3 288.2 5.6 62.6 90 1677 01 29 21 01 30 50 J1430+2303 20 06 49 16.6 287.2 5.6 62.7 -4 1677 No stop 01 35 20 --- 20 11 20 15.7 287.7 5.7 62.4 266 1712 01 30 51 01 35 20 P1427+2348 20 11 20 15.3 288.7 5.7 62.3 -4 1712 No stop 01 36 50 --- 20 12 50 15.0 288.9 5.7 62.2 86 1724 01 35 21 01 36 50 J1430+2303 20 12 50 15.4 287.9 5.7 62.3 -4 1724 No stop 01 41 20 --- 20 17 21 14.4 288.4 5.8 62.0 266 1758 01 36 51 01 41 20 P1427+2348 20 17 21 14.1 289.4 5.8 61.9 -4 1758 No stop 01 42 50 --- 20 18 51 13.8 289.6 5.8 61.8 86 1770 01 41 21 01 43 30 J1430+2303 20 19 31 14.0 288.6 5.8 61.8 36 1770 01 43 30 01 46 30 --- 20 22 32 13.4 288.9 5.9 61.6 180 1793 01 43 31 01 46 30 P1427+2348 20 22 32 13.1 290.0 5.9 61.5 -4 1793 No stop 01 48 00 --- 20 24 02 12.8 290.2 5.9 61.4 86 1805 01 46 31 01 48 00 J1430+2303 20 24 02 13.1 289.1 5.9 61.5 -4 1805 No stop 01 52 30 --- 20 28 33 12.2 289.6 6.0 61.2 266 1840 01 48 01 01 52 30 P1427+2348 20 28 33 11.9 290.7 6.0 61.1 -4 1840 No stop 01 54 00 --- 20 30 03 11.6 290.8 6.0 60.9 86 1851 01 52 31 01 54 00 J1430+2303 20 30 03 11.9 289.8 6.0 61.0 -4 1851 No stop 01 58 30 --- 20 34 34 11.0 290.3 6.1 60.7 266 1886 01 54 01 01 59 20 P1427+2348 20 35 24 10.5 291.4 6.1 60.5 46 1886 01 59 20 02 00 50 --- 20 36 54 10.2 291.6 6.1 60.4 90 1898 01 59 21 02 00 50 J1430+2303 20 36 54 10.5 290.6 6.1 60.5 -4 1898 No stop 02 05 20 --- 20 41 25 9.6 291.1 6.2 60.2 266 1932 02 00 51 02 05 20 P1427+2348 20 41 25 9.3 292.1 6.2 60.0 -4 1932 No stop 02 06 50 --- 20 42 55 9.0 292.3 6.2 59.9 86 1944 02 05 21 02 06 50 J1430+2303 20 42 55 9.3 291.3 6.2 60.1 -4 1944 No stop 02 11 20 --- 20 47 26 8.4 291.8 6.3 59.7 266 1979 02 06 51 Schedule for TIANMA65 (Code T6 ) Page 8 e-EVN observation of a possibly imminent merger of SMBH binary 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 ---------------------------------------------------------------------------------------- --- Mon 28 Feb 2022 Day 59 --- 02 11 20 P1427+2348 20 47 26 8.1 292.8 6.3 59.5 -4 1979 No stop 02 12 50 --- 20 48 56 7.8 293.0 6.3 59.4 86 1990 02 11 21 02 13 30 J1430+2303 20 49 36 8.0 292.1 6.3 59.5 36 1990 02 13 30 02 16 30 --- 20 52 36 7.4 292.4 6.4 59.3 180 2013 02 13 31 02 16 30 P1427+2348 20 52 36 7.1 293.4 6.4 59.1 -4 2013 No stop 02 18 00 --- 20 54 07 6.8 293.6 6.4 D 59.0 0 2025 02 16 31 02 18 00 J1430+2303 20 54 07 7.1 292.6 6.4 59.2 -4 2025 No stop 02 22 30 --- 20 58 37 6.2 293.1 6.5 D 58.8 0 2060 02 18 01 02 55 00 3C345 21 31 13 32.4 300.1 4.8 74.4 1824 2060 02 55 00 03 00 00 --- 21 36 14 31.4 300.5 4.9 73.8 300 2098 02 55 01 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess122.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: 15 Station: TIANMA65 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= 2270.00 2270.00 2270.00 2270.00 2270.00 2270.00 2270.00 2270.00 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 5 1 5 2 6 2 6 BBC SB= U U L L U U L L IF = A4 B3 A4 B3 A4 B3 A4 B3 The following frequency sets based on these setups were used. Frequency Set: 7 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= 643.51 643.51 643.51 643.51 579.51 579.51 579.51 579.51 Bandwd= 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 Matching frequency sets: 7 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) * J1430+2303 14 27 59.601806 * 14 30 16.055000 14 31 16.596793 0.00 23 17 02.67583 * 23 03 45.47000 22 57 41.15066 0.00 From catalog imbedded in main SCHED input file. from FIRST survey, ~ 1 mJy * P1427+2348 14 24 44.222647 * 14 27 00.391800 14 28 00.833226 0.00 24 01 25.78988 * 23 48 00.03800 23 41 51.89033 0.00 From catalog imbedded in main SCHED input file. 1.05 deg, S-K >100 mJy * 4C39.25 09 23 55.319216 * 09 27 03.013937 09 28 26.794070 0.31 J0927+3902 39 15 23.56644 * 39 02 20.85185 38 56 35.74524 0.16 0923+392 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc J0927+39 GSFC 2016a X/S astro solution, 250526 observations. * 3C345 16 41 17.606229 * 16 42 58.809967 16 43 43.111234 0.79 J1642+3948 39 54 10.81492 * 39 48 36.99399 39 45 49.57111 0.59 1641+399 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc J1642+39 GSFC 2016a X/S astro solution, 53724 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 J1430+2303 sess122.L1024 1 2 3 4 5 6 7 8 9 10 13 14 + 3.575 324.895 P1427+2348 sess122.L1024 1 2 3 4 5 6 7 8 9 10 13 14 + 1.325 101.966 4C39.25 sess122.L1024 1 2 3 4 5 7 8 9 10 13 14 15 0.083 7.583 3C345 sess122.L1024 1 2 3 4 5 6 7 8 9 10 13 14 + 0.167 12.338 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) J1430+2303 123.6 P1427+2348 124.2 4C39.25 144.8 3C345 95.2 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