COVER INFORMATION Station: JODRELL1 (Code Jb ) Experiment: Red Nuggests Exp. Code: EH046A Schedule Version: 2.00 Processed by SCHED version: 11.60 Release 11.6; April 2020 PI: Dan Hu Address: Masaryk University Kotlarska 2 Brno Czech Republic Phone: +420 608462199 EMAIL: hudan.bazhaoyu@gmail.com Fax: Phone during observation: Observing mode: vlbi Notes: PCAL off, please COVER LETTER: Target: Mrk1216 Primary phase-reference calibrator: J0830-0636 Secondary phase-reference calibrator: J0827-0708 (08:27:06.167617, -07:08:45.89819, J2000) Fringe-finder: 4C39.25 Calibrator for e-MERLIN: 3C286 Note: the secondary p-ref calibrator is not included in the catalogues. Add manually. Schedule for JODRELL1 (Code Jb ) Page 2 Red Nuggests 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 20 Feb 2025 Day 51 --- 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 18 30 00 J0830-0636 04 24 32 10.8 116.9 -4.1 -32.5 0 0 18 30 00 18 31 00 =0828-064 04 25 32 10.9 117.1 -4.1 -32.4 60 8 18 30 01 18 31 00 J0827-0708 04 25 32 10.9 118.2 -4.0 -32.1 -19 8 No stop 18 34 30 --- 04 29 03 11.4 119.0 -4.0 -31.9 191 35 18 31 01 18 34 30 J0830-0636 04 29 03 11.4 117.9 -4.1 -32.2 -19 35 No stop 18 36 30 =0828-064 04 31 03 11.6 118.3 -4.0 -32.0 101 50 18 34 31 18 40 00 4C39.25 04 34 34 39.5 75.0 -4.9 -48.0 -11 50 18 40 00 18 45 00 --- 04 39 34 40.2 75.9 -4.8 -48.3 289 89 18 40 01 18 48 00 J0830-0636 04 42 35 13.1 120.8 -3.8 -31.2 -34 89 18 48 00 18 50 00 =0828-064 04 44 35 13.4 121.2 -3.8 -31.0 86 104 18 48 01 18 50 00 MRK1216 04 44 35 13.4 121.9 -3.8 -30.8 -16 104 No stop 18 54 00 --- 04 48 36 13.9 122.7 -3.7 -30.5 224 135 18 50 01 18 54 00 J0830-0636 04 48 36 13.9 122.1 -3.7 -30.7 -16 135 No stop 18 55 30 =0828-064 04 50 06 14.1 122.5 -3.7 -30.6 74 147 18 54 01 18 55 30 MRK1216 04 50 06 14.1 123.1 -3.7 -30.4 -16 147 No stop 18 59 30 --- 04 54 07 14.6 124.0 -3.6 -30.0 224 178 18 55 31 19 01 00 MRK1216 04 55 37 14.7 124.3 -3.6 -29.9 82 178 19 01 00 19 05 00 --- 04 59 38 15.2 125.2 -3.5 -29.5 240 209 19 01 01 19 05 00 J0830-0636 04 59 38 15.3 124.6 -3.5 -29.8 -16 209 No stop 19 06 30 =0828-064 05 01 08 15.5 124.9 -3.5 -29.6 74 220 19 05 01 19 06 30 MRK1216 05 01 08 15.4 125.5 -3.5 -29.4 -16 220 No stop 19 10 30 --- 05 05 09 15.9 126.4 -3.4 -29.0 224 251 19 06 31 19 12 00 MRK1216 05 06 39 16.1 126.8 -3.4 -28.9 82 251 19 12 00 19 16 00 --- 05 10 40 16.6 127.7 -3.3 -28.5 240 282 19 12 01 19 16 00 J0830-0636 05 10 40 16.6 127.1 -3.4 -28.7 -16 282 No stop 19 17 30 =0828-064 05 12 10 16.8 127.4 -3.3 -28.6 74 294 19 16 01 19 17 30 MRK1216 05 12 10 16.7 128.0 -3.3 -28.4 -16 294 No stop 19 21 30 --- 05 16 10 17.2 128.9 -3.2 -28.0 224 325 19 17 31 Schedule for JODRELL1 (Code Jb ) Page 3 Red Nuggests 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 20 Feb 2025 Day 51 --- 19 23 00 MRK1216 05 17 41 17.4 129.3 -3.2 -27.8 82 325 19 23 00 19 27 00 --- 05 21 41 17.8 130.2 -3.1 -27.4 240 356 19 23 01 19 27 00 J0830-0636 05 21 41 17.9 129.6 -3.2 -27.7 -16 356 No stop 19 28 30 =0828-064 05 23 12 18.1 129.9 -3.1 -27.5 74 367 19 27 01 19 28 30 MRK1216 05 23 12 18.0 130.6 -3.1 -27.3 -16 367 No stop 19 32 30 --- 05 27 12 18.5 131.5 -3.0 -26.9 224 398 19 28 31 19 34 00 MRK1216 05 28 42 18.6 131.8 -3.0 -26.7 82 398 19 34 00 19 38 00 --- 05 32 43 19.1 132.8 -3.0 -26.3 240 429 19 34 01 19 38 00 J0830-0636 05 32 43 19.2 132.1 -3.0 -26.5 -16 429 No stop 19 39 30 =0828-064 05 34 13 19.3 132.5 -3.0 -26.4 74 441 19 38 01 19 39 30 MRK1216 05 34 13 19.2 133.1 -2.9 -26.1 -16 441 No stop 19 43 30 --- 05 38 14 19.7 134.1 -2.9 -25.7 224 471 19 39 31 19 45 00 MRK1216 05 39 44 19.8 134.4 -2.8 -25.5 82 471 19 45 00 19 49 00 --- 05 43 45 20.3 135.4 -2.8 -25.0 240 502 19 45 01 19 49 00 J0830-0636 05 43 45 20.4 134.8 -2.8 -25.3 -16 502 No stop 19 50 30 =0828-064 05 45 15 20.5 135.1 -2.8 -25.2 74 514 19 49 01 19 50 30 MRK1216 05 45 15 20.4 135.8 -2.7 -24.9 -16 514 No stop 19 54 30 --- 05 49 16 20.8 136.7 -2.7 -24.4 224 545 19 50 31 19 56 00 MRK1216 05 50 46 21.0 137.1 -2.7 -24.2 82 545 19 56 00 20 00 00 --- 05 54 47 21.4 138.1 -2.6 -23.8 240 576 19 56 01 20 00 00 J0830-0636 05 54 47 21.5 137.4 -2.6 -24.1 -16 576 No stop 20 01 30 =0828-064 05 56 17 21.6 137.8 -2.6 -23.9 74 587 20 00 01 20 01 30 MRK1216 05 56 17 21.5 138.4 -2.6 -23.6 -16 587 No stop 20 05 30 --- 06 00 18 21.9 139.4 -2.5 -23.1 224 618 20 01 31 20 07 00 MRK1216 06 01 48 22.1 139.8 -2.5 -22.9 82 618 20 07 00 20 11 00 --- 06 05 49 22.5 140.8 -2.4 -22.4 240 649 20 07 01 20 11 00 J0830-0636 06 05 49 22.6 140.1 -2.4 -22.7 -16 649 No stop 20 12 30 =0828-064 06 07 19 22.7 140.5 -2.4 -22.5 74 661 20 11 01 20 12 30 MRK1216 06 07 19 22.6 141.2 -2.4 -22.2 -16 661 No stop 20 16 30 --- 06 11 19 23.0 142.2 -2.3 -21.7 224 692 20 12 31 Schedule for JODRELL1 (Code Jb ) Page 4 Red Nuggests 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 20 Feb 2025 Day 51 --- 20 18 00 J0830-0636 06 12 50 23.2 141.9 -2.3 -21.8 74 692 20 18 00 20 19 30 =0828-064 06 14 20 23.4 142.3 -2.3 -21.6 90 703 20 18 01 20 19 30 J0827-0708 06 14 20 23.2 143.4 -2.2 -21.1 -20 703 No stop 20 23 00 --- 06 17 51 23.5 144.3 -2.2 -20.6 190 730 20 19 31 20 23 00 J0830-0636 06 17 51 23.7 143.2 -2.2 -21.2 -19 730 No stop 20 24 30 =0828-064 06 19 21 23.8 143.5 -2.2 -21.0 71 742 20 23 01 20 28 00 4C39.25 06 22 51 55.5 95.4 -3.1 -50.0 -40 742 20 28 00 20 33 00 --- 06 27 52 56.3 96.5 -3.0 -49.9 260 781 20 28 01 20 43 00 J0830-0636 06 37 54 25.4 148.3 -1.9 -18.5 353 781 20 43 00 20 44 30 =0828-064 06 39 24 25.5 148.7 -1.9 -18.2 90 792 20 43 01 20 44 30 MRK1216 06 39 24 25.4 149.3 -1.8 -17.9 -16 792 No stop 20 48 30 --- 06 43 25 25.7 150.4 -1.8 -17.3 224 823 20 44 31 20 48 30 J0830-0636 06 43 25 25.8 149.7 -1.8 -17.7 -16 823 No stop 20 50 00 =0828-064 06 44 55 25.9 150.1 -1.8 -17.5 74 835 20 48 31 20 50 00 MRK1216 06 44 55 25.8 150.8 -1.8 -17.1 -16 835 No stop 20 54 00 --- 06 48 56 26.1 151.9 -1.7 -16.5 224 866 20 50 01 20 55 30 MRK1216 06 50 26 26.2 152.3 -1.7 -16.3 82 866 20 55 30 20 59 30 --- 06 54 27 26.4 153.3 -1.6 -15.7 240 897 20 55 31 20 59 30 J0830-0636 06 54 27 26.6 152.7 -1.6 -16.1 -16 897 No stop 21 01 00 =0828-064 06 55 57 26.7 153.1 -1.6 -15.8 74 908 20 59 31 21 01 00 MRK1216 06 55 57 26.5 153.7 -1.6 -15.5 -16 908 No stop 21 05 00 --- 06 59 57 26.8 154.8 -1.5 -14.9 224 939 21 01 01 21 06 30 MRK1216 07 01 28 26.9 155.2 -1.5 -14.7 82 939 21 06 30 21 10 30 --- 07 05 28 27.1 156.3 -1.4 -14.0 240 970 21 06 31 21 10 30 J0830-0636 07 05 28 27.3 155.6 -1.4 -14.4 -16 970 No stop 21 12 00 =0828-064 07 06 59 27.4 156.0 -1.4 -14.2 74 982 21 10 31 21 12 00 MRK1216 07 06 59 27.2 156.7 -1.4 -13.8 -16 982 No stop 21 16 00 --- 07 10 59 27.5 157.8 -1.3 -13.2 224 1013 21 12 01 21 17 30 MRK1216 07 12 29 27.5 158.2 -1.3 -12.9 82 1013 21 17 30 21 21 30 --- 07 16 30 27.8 159.3 -1.2 -12.3 240 1043 21 17 31 Schedule for JODRELL1 (Code Jb ) Page 5 Red Nuggests 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 20 Feb 2025 Day 51 --- 21 21 30 J0830-0636 07 16 30 28.0 158.6 -1.3 -12.7 -16 1043 No stop 21 23 00 =0828-064 07 18 00 28.1 159.1 -1.2 -12.4 74 1055 21 21 31 21 23 00 MRK1216 07 18 00 27.8 159.7 -1.2 -12.1 -16 1055 No stop 21 27 00 --- 07 22 01 28.0 160.8 -1.1 -11.4 224 1086 21 23 01 21 28 30 MRK1216 07 23 31 28.1 161.2 -1.1 -11.2 82 1086 21 28 30 21 32 30 --- 07 27 32 28.3 162.3 -1.0 -10.6 240 1117 21 28 31 21 32 30 J0830-0636 07 27 32 28.5 161.7 -1.1 -10.9 -16 1117 No stop 21 34 00 =0828-064 07 29 02 28.6 162.1 -1.1 -10.7 74 1128 21 32 31 21 34 00 MRK1216 07 29 02 28.4 162.7 -1.0 -10.3 -16 1128 No stop 21 38 00 --- 07 33 03 28.5 163.9 -0.9 -9.7 224 1159 21 34 01 21 39 30 MRK1216 07 34 33 28.6 164.3 -0.9 -9.4 82 1159 21 39 30 21 43 30 --- 07 38 34 28.8 165.4 -0.9 -8.7 240 1190 21 39 31 21 43 30 J0830-0636 07 38 34 29.0 164.8 -0.9 -9.1 -15 1190 No stop 21 45 00 =0828-064 07 40 04 29.1 165.2 -0.9 -8.9 75 1202 21 43 31 21 45 00 MRK1216 07 40 04 28.8 165.8 -0.8 -8.5 -16 1202 No stop 21 49 00 --- 07 44 05 29.0 166.9 -0.8 -7.8 224 1233 21 45 01 21 50 30 MRK1216 07 45 35 29.0 167.4 -0.7 -7.6 82 1233 21 50 30 21 54 30 --- 07 49 36 29.1 168.5 -0.7 -6.9 240 1264 21 50 31 21 54 30 J0830-0636 07 49 36 29.4 167.9 -0.7 -7.3 -15 1264 No stop 21 56 00 =0828-064 07 51 06 29.4 168.3 -0.7 -7.0 75 1275 21 54 31 21 56 00 MRK1216 07 51 06 29.2 168.9 -0.6 -6.7 -16 1275 No stop 22 00 00 --- 07 55 06 29.3 170.1 -0.6 -6.0 224 1306 21 56 01 22 01 30 MRK1216 07 56 37 29.3 170.5 -0.6 -5.7 82 1306 22 01 30 22 05 30 --- 08 00 37 29.4 171.6 -0.5 -5.0 240 1337 22 01 31 22 05 30 J0830-0636 08 00 37 29.7 171.0 -0.5 -5.4 -15 1337 No stop 22 07 00 =0828-064 08 02 08 29.7 171.4 -0.5 -5.2 75 1349 22 05 31 22 07 00 MRK1216 08 02 08 29.4 172.0 -0.5 -4.8 -16 1349 No stop 22 11 00 --- 08 06 08 29.5 173.2 -0.4 -4.1 224 1380 22 07 01 22 12 30 J0830-0636 08 07 39 29.8 173.0 -0.4 -4.2 75 1380 22 12 30 22 14 00 =0828-064 08 09 09 29.9 173.4 -0.4 -4.0 90 1391 22 12 31 Schedule for JODRELL1 (Code Jb ) Page 6 Red Nuggests 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 20 Feb 2025 Day 51 --- 22 14 00 J0827-0708 08 09 09 29.4 174.5 -0.3 -3.3 -19 1391 No stop 22 17 30 --- 08 12 39 29.4 175.5 -0.3 -2.7 191 1418 22 14 01 22 17 30 J0830-0636 08 12 39 29.9 174.4 -0.3 -3.4 -19 1418 No stop 22 19 00 =0828-064 08 14 10 30.0 174.9 -0.3 -3.1 71 1430 22 17 31 22 22 30 4C39.25 08 17 40 71.2 132.5 -1.2 -34.5 -113 1430 22 22 30 22 27 30 --- 08 22 41 71.8 135.1 -1.1 -32.9 187 1469 22 22 31 22 37 30 J0830-0636 08 32 43 30.1 180.2 0.0 0.1 275 1469 22 37 30 22 39 00 =0828-064 08 34 13 30.1 180.6 0.0 0.4 90 1480 22 37 31 22 39 00 MRK1216 08 34 13 29.7 181.2 0.1 0.7 -16 1480 No stop 22 43 30 --- 08 38 44 29.7 182.5 0.1 1.5 254 1515 22 39 01 22 43 30 J0830-0636 08 38 44 30.1 181.9 0.1 1.1 -15 1515 No stop 22 45 00 =0828-064 08 40 14 30.0 182.3 0.1 1.4 75 1527 22 43 31 22 45 00 MRK1216 08 40 14 29.7 182.9 0.2 1.8 -16 1527 No stop 22 49 00 --- 08 44 14 29.7 184.1 0.2 2.4 224 1557 22 45 01 22 50 30 MRK1216 08 45 45 29.6 184.5 0.3 2.7 82 1557 22 50 30 22 55 00 --- 08 50 15 29.6 185.8 0.3 3.5 270 1592 22 50 31 22 55 00 J0830-0636 08 50 15 29.9 185.2 0.3 3.1 -15 1592 No stop 22 56 30 =0828-064 08 51 46 29.9 185.6 0.3 3.4 75 1604 22 55 01 22 56 30 MRK1216 08 51 46 29.6 186.2 0.4 3.7 -16 1604 No stop 23 00 30 --- 08 55 46 29.5 187.3 0.4 4.4 224 1635 22 56 31 23 02 00 MRK1216 08 57 17 29.5 187.8 0.5 4.7 82 1635 23 02 00 23 06 30 --- 09 01 47 29.4 189.0 0.5 5.4 270 1669 23 02 01 23 06 30 J0830-0636 09 01 47 29.7 188.5 0.5 5.1 -15 1669 No stop 23 08 00 =0828-064 09 03 18 29.7 188.9 0.5 5.4 75 1681 23 06 31 23 08 00 MRK1216 09 03 18 29.3 189.5 0.6 5.7 -16 1681 No stop 23 12 00 --- 09 07 18 29.2 190.6 0.6 6.4 224 1712 23 08 01 23 13 30 MRK1216 09 08 49 29.2 191.0 0.6 6.6 82 1712 23 13 30 23 18 00 --- 09 13 19 29.0 192.3 0.7 7.4 270 1747 23 13 31 23 18 00 J0830-0636 09 13 19 29.4 191.8 0.7 7.1 -15 1747 No stop 23 19 30 =0828-064 09 14 50 29.4 192.2 0.7 7.3 75 1758 23 18 01 Schedule for JODRELL1 (Code Jb ) Page 7 Red Nuggests 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 20 Feb 2025 Day 51 --- 23 19 30 MRK1216 09 14 50 29.0 192.7 0.7 7.6 -15 1758 No stop 23 23 30 --- 09 18 50 28.9 193.9 0.8 8.3 225 1789 23 19 31 23 25 00 MRK1216 09 20 20 28.8 194.3 0.8 8.6 82 1789 23 25 00 23 29 30 --- 09 24 51 28.6 195.5 0.9 9.3 270 1824 23 25 01 23 29 30 J0830-0636 09 24 51 29.0 195.0 0.9 9.0 -15 1824 No stop 23 31 00 =0828-064 09 26 21 29.0 195.4 0.9 9.2 75 1836 23 29 31 23 31 00 MRK1216 09 26 21 28.6 196.0 0.9 9.5 -15 1836 No stop 23 35 00 --- 09 30 22 28.4 197.1 1.0 10.2 225 1867 23 31 01 23 36 30 MRK1216 09 31 52 28.3 197.5 1.0 10.4 82 1867 23 36 30 23 41 00 --- 09 36 23 28.1 198.7 1.1 11.2 270 1901 23 36 31 23 41 00 J0830-0636 09 36 23 28.5 198.2 1.1 10.9 -15 1901 No stop 23 42 30 =0828-064 09 37 53 28.5 198.7 1.1 11.1 75 1913 23 41 01 23 42 30 MRK1216 09 37 53 28.0 199.2 1.1 11.4 -15 1913 No stop 23 46 30 --- 09 41 54 27.8 200.3 1.2 12.1 225 1944 23 42 31 23 48 00 MRK1216 09 43 24 27.8 200.7 1.2 12.3 82 1944 23 48 00 23 52 30 --- 09 47 55 27.5 201.9 1.3 13.0 270 1979 23 48 01 23 52 30 J0830-0636 09 47 55 28.0 201.4 1.3 12.7 -15 1979 No stop 23 54 00 =0828-064 09 49 25 27.9 201.8 1.3 13.0 75 1990 23 52 31 23 54 00 MRK1216 09 49 25 27.4 202.3 1.3 13.2 -15 1990 No stop 23 58 00 --- 09 53 26 27.2 203.4 1.4 13.9 225 2021 23 54 01 --- Start: Thu 20 Feb 2025 Day 51 -- Stop: Fri 21 Feb 2025 Day 52 --- 23 59 30 MRK1216 09 54 56 27.1 203.8 1.4 14.1 82 2021 23 59 30 00 04 00 --- 09 59 27 26.8 205.0 1.5 14.8 270 2056 23 59 31 00 04 00 J0830-0636 09 59 27 27.3 204.6 1.5 14.5 -15 2056 No stop 00 05 30 =0828-064 10 00 57 27.2 205.0 1.5 14.7 75 2068 00 04 01 00 05 30 MRK1216 10 00 57 26.7 205.4 1.5 15.0 -15 2068 No stop 00 09 30 --- 10 04 58 26.5 206.5 1.6 15.6 225 2098 00 05 31 00 11 00 MRK1216 10 06 28 26.4 206.9 1.6 15.8 82 2098 00 11 00 00 15 30 --- 10 10 59 26.1 208.1 1.7 16.5 270 2133 00 11 01 Schedule for JODRELL1 (Code Jb ) Page 8 Red Nuggests 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 21 Feb 2025 Day 52 --- 00 15 30 J0830-0636 10 10 59 26.5 207.7 1.6 16.2 -15 2133 No stop 00 17 00 =0828-064 10 12 29 26.4 208.1 1.7 16.5 75 2145 00 15 31 00 17 00 MRK1216 10 12 29 26.0 208.5 1.7 16.7 -15 2145 No stop 00 21 00 --- 10 16 30 25.7 209.6 1.8 17.3 225 2176 00 17 01 00 25 30 4C39.25 10 21 00 73.1 217.3 0.9 27.8 -97 2176 00 25 30 00 30 00 --- 10 25 31 72.7 220.0 0.9 29.6 173 2211 00 25 31 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess125.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: 1 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: 1 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) * MRK1216 08 26 19.790511 * 08 28 47.110000 08 30 02.379772 0.00 -06 46 22.96081 *-06 56 24.50000 -07 01 31.12857 0.00 From catalog imbedded in main SCHED input file. * J0827-0708 08 24 39.080163 * 08 27 06.167617 08 28 21.317220 0.00 -06 58 50.25170 *-07 08 45.89819 -07 13 49.57150 0.00 From catalog imbedded in main SCHED input file. 0828-064 08 28 22.066150 * 08 30 49.744063 08 32 05.198449 0.16 * J0830-0636 -06 26 11.33893 *-06 36 19.99111 -06 41 30.18078 0.36 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc GSFC 2016a X/S astro solution, 82 observations. * 4C39.25 09 23 55.319216 * 09 27 03.013937 09 28 39.211077 0.31 J0927+3902 39 15 23.56644 * 39 02 20.85185 38 55 45.33705 0.16 0923+392 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc J0927+39 GSFC 2016a X/S astro solution, 250526 observations. * 3C286 13 28 49.657769 * 13 31 08.288061 13 32 19.199008 0.17 J1331+3030 30 45 58.64066 * 30 30 32.95930 30 22 30.66870 0.16 1328+307 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc J1331+30 GSFC 2016a X/S astro solution, 269 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 MRK1216 sess125.L1024 1 2 3 4 5 6 7 8 9 10 3.408 229.607 J0827-0708 sess125.L1024 1 2 3 4 5 6 7 8 9 10 0.175 12.310 J0830-0636 sess125.L1024 1 2 3 4 5 6 7 8 9 10 1.275 78.493 4C39.25 sess125.L1024 1 2 3 4 5 6 7 8 9 10 0.325 25.522 3C286 sess125.L1024 10 0.100 0.746 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) MRK1216 147.9 J0827-0708 147.4 J0830-0636 148.5 4C39.25 149.6 3C286 130.8 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