COVER INFORMATION Station: JODRELL1 (Code Jb ) Experiment: Heart of a spiral DRAGN Exp. Code: EM119C Schedule Version: 2.00 Processed by SCHED version: 11.40 Release 11.4. March 14, 2015 PI: Minnie Mao Address: JIVE Postbus 2 7990 AA Dwingeloo The Netherlands Phone: +31-521-596508 EMAIL: mao@jive.eu Fax: Phone during observation: +31-521-596508 Observing mode: Notes: COVER LETTER: This is a 1Gbps 18cm dual-polarisation phase-referencing project. target: J1649+2635 phasecal: J1642+2523 bandpass/ff: OQ208, NRAO512 Schedule for JODRELL1 (Code Jb ) Page 2 Heart of a spiral DRAGN 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 ---------------------------------------------------------------------------------------- --- Wed 9 Mar 2016 Day 69 --- Next scan frequencies: 1610.49 1610.49 1610.49 1610.49 1642.49 1642.49 1642.49 1642.49 1674.49 1674.49 1674.49 1674.49 1706.49 1706.49 1706.49 1706.49 Next BBC frequencies: 100.49 100.49 100.49 100.49 132.49 132.49 132.49 132.49 164.49 164.49 164.49 164.49 196.49 196.49 196.49 196.49 Next scan bandwidths: 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 00 00 00 OQ208 10 59 14 47.6 106.8 -3.1 -40.6 0 0 00 00 00 00 06 00 --- 11 05 15 48.5 108.3 -3.0 -40.2 360 46 00 00 01 00 07 30 J1649+2635 11 06 45 23.4 76.4 -5.7 -40.6 -108 46 00 07 30 00 11 00 --- 11 10 15 23.9 77.1 -5.7 -40.7 102 73 00 07 31 00 13 30 J1649+2635 11 12 46 24.3 77.5 -5.6 -40.8 142 73 00 13 30 00 17 00 --- 11 16 16 24.8 78.2 -5.6 -40.9 210 100 00 13 31 00 17 00 J1642+2523 11 16 16 24.9 80.3 -5.5 -40.8 -24 100 No stop 00 18 30 =1640+254 11 17 47 25.1 80.6 -5.4 -40.8 66 112 00 17 01 00 18 30 J1649+2635 11 17 47 25.0 78.5 -5.5 -41.0 -24 112 No stop 00 22 00 --- 11 21 17 25.5 79.1 -5.5 -41.1 186 138 00 18 31 00 24 30 J1649+2635 11 23 48 25.9 79.6 -5.4 -41.2 142 138 00 24 30 00 28 00 --- 11 27 18 26.4 80.3 -5.4 -41.3 210 165 00 24 31 00 28 00 J1642+2523 11 27 18 26.5 82.4 -5.3 -41.0 -24 165 No stop 00 29 30 =1640+254 11 28 48 26.7 82.7 -5.2 -41.1 66 177 00 28 01 00 29 30 J1649+2635 11 28 48 26.6 80.5 -5.4 -41.3 -24 177 No stop 00 33 00 --- 11 32 19 27.1 81.2 -5.3 -41.4 186 204 00 29 31 00 35 30 J1649+2635 11 34 49 27.5 81.7 -5.3 -41.5 142 204 00 35 30 00 39 00 --- 11 38 20 28.0 82.3 -5.2 -41.5 210 231 00 35 31 00 39 00 J1642+2523 11 38 20 28.1 84.5 -5.1 -41.2 -25 231 No stop 00 40 30 =1640+254 11 39 50 28.4 84.8 -5.1 -41.3 65 242 00 39 01 00 40 30 J1649+2635 11 39 50 28.3 82.6 -5.2 -41.6 -24 242 No stop 00 44 00 --- 11 43 21 28.8 83.3 -5.1 -41.6 186 269 00 40 31 00 46 30 J1649+2635 11 45 51 29.2 83.8 -5.1 -41.7 142 269 00 46 30 00 50 00 --- 11 49 22 29.7 84.4 -5.0 -41.8 210 296 00 46 31 00 50 00 J1642+2523 11 49 22 29.8 86.7 -4.9 -41.4 -25 296 No stop 00 51 30 =1640+254 11 50 52 30.0 87.0 -4.9 -41.4 65 308 00 50 01 Schedule for JODRELL1 (Code Jb ) Page 3 Heart of a spiral DRAGN 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 ---------------------------------------------------------------------------------------- --- Wed 9 Mar 2016 Day 69 --- 00 51 30 J1649+2635 11 50 52 29.9 84.7 -5.0 -41.8 -24 308 No stop 00 55 00 --- 11 54 23 30.4 85.4 -4.9 -41.8 186 335 00 51 31 00 57 30 J1649+2635 11 56 53 30.8 85.9 -4.9 -41.9 142 335 00 57 30 01 01 00 --- 12 00 24 31.3 86.6 -4.8 -41.9 210 362 00 57 31 01 01 00 J1642+2523 12 00 24 31.4 88.8 -4.7 -41.5 -25 362 No stop 01 02 30 =1640+254 12 01 54 31.7 89.1 -4.7 -41.5 65 373 01 01 01 01 02 30 J1649+2635 12 01 54 31.5 86.9 -4.8 -41.9 -24 373 No stop 01 06 00 --- 12 05 24 32.1 87.6 -4.7 -42.0 186 400 01 02 31 01 08 30 J1649+2635 12 07 55 32.4 88.0 -4.7 -42.0 142 400 01 08 30 01 12 00 --- 12 11 25 33.0 88.7 -4.6 -42.0 210 427 01 08 31 01 12 00 J1642+2523 12 11 25 33.1 91.0 -4.5 -41.5 -25 427 No stop 01 13 30 =1640+254 12 12 56 33.3 91.3 -4.5 -41.5 65 438 01 12 01 01 13 30 J1649+2635 12 12 56 33.2 89.0 -4.6 -42.0 -25 438 No stop 01 17 00 --- 12 16 26 33.7 89.7 -4.6 -42.0 185 465 01 13 31 01 19 30 J1649+2635 12 18 57 34.1 90.2 -4.5 -42.0 142 465 01 19 30 01 23 00 --- 12 22 27 34.6 90.9 -4.5 -42.0 210 492 01 19 31 01 23 00 J1642+2523 12 22 27 34.7 93.3 -4.3 -41.4 -25 492 No stop 01 24 30 =1640+254 12 23 57 35.0 93.6 -4.3 -41.4 65 504 01 23 01 01 24 30 J1649+2635 12 23 57 34.8 91.2 -4.4 -42.0 -25 504 No stop 01 28 00 --- 12 27 28 35.4 92.0 -4.4 -42.0 185 531 01 24 31 01 30 30 J1649+2635 12 29 58 35.7 92.5 -4.3 -41.9 142 531 01 30 30 01 34 00 --- 12 33 29 36.3 93.2 -4.3 -41.9 210 558 01 30 31 01 34 00 J1642+2523 12 33 29 36.4 95.6 -4.2 -41.2 -25 558 No stop 01 35 30 =1640+254 12 34 59 36.6 95.9 -4.1 -41.2 65 569 01 34 01 01 35 30 J1649+2635 12 34 59 36.5 93.5 -4.3 -41.9 -25 569 No stop 01 39 00 --- 12 38 30 37.0 94.2 -4.2 -41.9 185 596 01 35 31 01 41 30 J1649+2635 12 41 00 37.4 94.8 -4.2 -41.8 142 596 01 41 30 01 45 00 --- 12 44 31 37.9 95.5 -4.1 -41.8 210 623 01 41 31 01 45 00 J1642+2523 12 44 31 38.0 97.9 -4.0 -41.0 -26 623 No stop 01 46 30 =1640+254 12 46 01 38.2 98.3 -4.0 -41.0 64 635 01 45 01 Schedule for JODRELL1 (Code Jb ) Page 4 Heart of a spiral DRAGN 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 ---------------------------------------------------------------------------------------- --- Wed 9 Mar 2016 Day 69 --- 01 46 30 NRAO512 12 46 01 48.7 84.5 -3.9 -50.8 -92 635 No stop 01 52 00 --- 12 51 32 49.5 85.5 -3.8 -50.9 238 677 01 46 31 01 53 00 J1642+2523 12 52 32 39.2 99.7 -3.8 -40.8 -29 677 01 53 00 01 54 30 =1640+254 12 54 02 39.4 100.0 -3.8 -40.7 61 688 01 53 01 01 54 30 J1649+2635 12 54 02 39.3 97.5 -3.9 -41.6 -25 688 No stop 01 58 00 --- 12 57 33 39.9 98.3 -3.9 -41.5 185 715 01 54 31 01 59 30 J1649+2635 12 59 03 40.1 98.6 -3.9 -41.4 82 715 01 59 30 02 03 00 --- 13 02 34 40.6 99.4 -3.8 -41.3 210 742 01 59 31 02 04 00 J1642+2523 13 03 34 40.8 102.2 -3.7 -40.3 34 742 02 04 00 02 05 30 =1640+254 13 05 04 41.0 102.5 -3.6 -40.3 90 754 02 04 01 02 05 30 J1649+2635 13 05 04 41.0 100.0 -3.7 -41.2 -26 754 No stop 02 09 00 --- 13 08 35 41.5 100.7 -3.7 -41.1 184 781 02 05 31 02 10 30 J1649+2635 13 10 05 41.7 101.1 -3.7 -41.0 82 781 02 10 30 02 14 00 --- 13 13 36 42.2 101.9 -3.6 -40.9 210 808 02 10 31 02 15 00 J1642+2523 13 14 36 42.4 104.7 -3.5 -39.8 34 808 02 15 00 02 16 30 =1640+254 13 16 06 42.6 105.1 -3.5 -39.8 90 819 02 15 01 02 16 30 J1649+2635 13 16 06 42.6 102.5 -3.6 -40.8 -26 819 No stop 02 20 00 --- 13 19 37 43.1 103.3 -3.5 -40.6 184 846 02 16 31 02 21 30 J1649+2635 13 21 07 43.3 103.6 -3.5 -40.6 82 846 02 21 30 02 25 00 --- 13 24 37 43.8 104.4 -3.4 -40.4 210 873 02 21 31 02 26 00 J1642+2523 13 25 38 44.0 107.4 -3.3 -39.2 33 873 02 26 00 02 27 30 =1640+254 13 27 08 44.2 107.7 -3.3 -39.1 90 885 02 26 01 02 27 30 J1649+2635 13 27 08 44.2 105.0 -3.4 -40.3 -26 885 No stop 02 31 00 --- 13 30 38 44.7 105.9 -3.3 -40.1 184 912 02 27 31 02 32 30 J1649+2635 13 32 09 44.9 106.2 -3.3 -40.0 82 912 02 32 30 02 36 00 --- 13 35 39 45.4 107.1 -3.2 -39.8 210 938 02 32 31 02 38 30 J1649+2635 13 38 10 45.8 107.7 -3.2 -39.6 142 938 02 38 30 02 42 00 --- 13 41 40 46.3 108.6 -3.1 -39.4 210 965 02 38 31 02 42 00 J1642+2523 13 41 40 46.3 111.4 -3.0 -38.1 -27 965 No stop 02 43 30 =1640+254 13 43 10 46.5 111.8 -3.0 -38.0 63 977 02 42 01 Schedule for JODRELL1 (Code Jb ) Page 5 Heart of a spiral DRAGN 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 ---------------------------------------------------------------------------------------- --- Wed 9 Mar 2016 Day 69 --- 02 43 30 J1649+2635 13 43 10 46.5 109.0 -3.1 -39.3 -26 977 No stop 02 47 00 --- 13 46 41 47.0 109.8 -3.1 -39.0 184 1004 02 43 31 02 48 30 J1649+2635 13 48 11 47.2 110.2 -3.0 -38.9 82 1004 02 48 30 02 52 00 --- 13 51 42 47.7 111.1 -3.0 -38.6 210 1031 02 48 31 02 54 30 J1649+2635 13 54 12 48.0 111.8 -2.9 -38.4 141 1031 02 54 30 02 58 00 --- 13 57 43 48.5 112.7 -2.9 -38.1 210 1058 02 54 31 02 58 00 J1642+2523 13 57 43 48.5 115.6 -2.8 -36.7 -28 1058 No stop 02 59 30 =1640+254 13 59 13 48.7 116.0 -2.7 -36.5 62 1069 02 58 01 02 59 30 J1649+2635 13 59 13 48.7 113.1 -2.8 -38.0 -27 1069 No stop 03 03 00 --- 14 02 44 49.2 114.1 -2.8 -37.7 183 1096 02 59 31 03 04 30 J1649+2635 14 04 14 49.4 114.5 -2.8 -37.5 82 1096 03 04 30 03 08 00 --- 14 07 44 49.9 115.4 -2.7 -37.2 210 1123 03 04 31 03 10 30 J1649+2635 14 10 15 50.2 116.1 -2.7 -36.9 141 1123 03 10 30 03 14 00 --- 14 13 45 50.7 117.1 -2.6 -36.6 210 1150 03 10 31 03 14 00 J1642+2523 14 13 45 50.6 120.2 -2.5 -34.9 -28 1150 No stop 03 15 30 =1640+254 14 15 16 50.8 120.6 -2.5 -34.8 62 1162 03 14 01 03 15 30 J1649+2635 14 15 16 50.9 117.5 -2.6 -36.4 -27 1162 No stop 03 19 00 --- 14 18 46 51.4 118.6 -2.5 -36.0 183 1188 03 15 31 03 20 30 J1649+2635 14 20 16 51.6 119.0 -2.5 -35.8 82 1188 03 20 30 03 24 00 --- 14 23 47 52.0 120.0 -2.4 -35.4 210 1215 03 20 31 03 26 30 J1649+2635 14 26 17 52.3 120.8 -2.4 -35.1 141 1215 03 26 30 03 30 00 --- 14 29 48 52.8 121.8 -2.3 -34.6 210 1242 03 26 31 03 30 00 J1642+2523 14 29 48 52.6 125.0 -2.2 -32.9 -29 1242 No stop 03 31 30 =1640+254 14 31 18 52.8 125.5 -2.2 -32.6 61 1254 03 30 01 03 31 30 J1649+2635 14 31 18 53.0 122.3 -2.3 -34.4 -28 1254 No stop 03 35 00 --- 14 34 49 53.4 123.4 -2.3 -34.0 182 1281 03 31 31 03 36 30 J1649+2635 14 36 19 53.6 123.8 -2.2 -33.8 81 1281 03 36 30 03 40 00 --- 14 39 50 54.0 124.9 -2.2 -33.3 210 1308 03 36 31 03 42 30 J1649+2635 14 42 20 54.3 125.8 -2.1 -32.9 141 1308 03 42 30 03 46 00 --- 14 45 51 54.8 126.9 -2.1 -32.4 210 1335 03 42 31 Schedule for JODRELL1 (Code Jb ) Page 6 Heart of a spiral DRAGN 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 ---------------------------------------------------------------------------------------- --- Wed 9 Mar 2016 Day 69 --- 03 46 00 J1642+2523 14 45 51 54.5 130.2 -2.0 -30.4 -29 1335 No stop 03 47 30 =1640+254 14 47 21 54.7 130.7 -1.9 -30.1 61 1346 03 46 01 03 47 30 J1649+2635 14 47 21 54.9 127.4 -2.0 -32.1 -28 1346 No stop 03 51 00 --- 14 50 51 55.4 128.6 -2.0 -31.6 182 1373 03 47 31 03 52 30 J1649+2635 14 52 22 55.5 129.1 -2.0 -31.3 81 1373 03 52 30 03 56 00 --- 14 55 52 55.9 130.3 -1.9 -30.7 210 1400 03 52 31 03 58 30 J1649+2635 14 58 23 56.2 131.1 -1.9 -30.3 141 1400 03 58 30 04 02 00 --- 15 01 53 56.6 132.3 -1.8 -29.6 210 1427 03 58 31 04 02 00 J1642+2523 15 01 53 56.3 135.8 -1.7 -27.5 -30 1427 No stop 04 03 30 =1640+254 15 03 24 56.4 136.3 -1.7 -27.2 60 1438 04 02 01 04 03 30 J1649+2635 15 03 24 56.8 132.9 -1.8 -29.4 -29 1438 No stop 04 07 00 --- 15 06 54 57.2 134.1 -1.7 -28.7 181 1465 04 03 31 04 08 30 J1649+2635 15 08 24 57.3 134.7 -1.7 -28.4 81 1465 04 08 30 04 12 00 --- 15 11 55 57.7 136.0 -1.6 -27.7 210 1492 04 08 31 04 14 30 J1649+2635 15 14 25 57.9 136.9 -1.6 -27.2 141 1492 04 14 30 04 18 00 --- 15 17 56 58.3 138.2 -1.5 -26.5 210 1519 04 14 31 04 18 00 J1642+2523 15 17 56 57.9 141.8 -1.4 -24.2 -30 1519 No stop 04 19 30 =1640+254 15 19 26 58.0 142.4 -1.4 -23.8 60 1531 04 18 01 04 19 30 J1649+2635 15 19 26 58.5 138.8 -1.5 -26.1 -29 1531 No stop 04 23 00 --- 15 22 57 58.8 140.2 -1.5 -25.4 181 1558 04 19 31 04 24 30 J1649+2635 15 24 27 58.9 140.8 -1.4 -25.0 81 1558 04 24 30 04 28 00 --- 15 27 58 59.3 142.1 -1.4 -24.2 210 1585 04 24 31 04 30 30 J1649+2635 15 30 28 59.5 143.2 -1.3 -23.7 140 1585 04 30 30 04 34 00 --- 15 33 59 59.8 144.6 -1.3 -22.8 210 1612 04 30 31 04 34 00 J1642+2523 15 33 59 59.2 148.2 -1.2 -20.4 -31 1612 No stop 04 35 30 =1640+254 15 35 29 59.4 148.8 -1.1 -20.0 59 1623 04 34 01 04 35 30 J1649+2635 15 35 29 59.9 145.2 -1.2 -22.4 -30 1623 No stop 04 39 00 --- 15 38 59 60.2 146.7 -1.2 -21.6 180 1650 04 35 31 04 40 30 J1649+2635 15 40 30 60.3 147.3 -1.2 -21.2 81 1650 04 40 30 04 44 00 --- 15 44 00 60.6 148.8 -1.1 -20.3 210 1677 04 40 31 Schedule for JODRELL1 (Code Jb ) Page 7 Heart of a spiral DRAGN 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 ---------------------------------------------------------------------------------------- --- Wed 9 Mar 2016 Day 69 --- 04 46 30 J1649+2635 15 46 31 60.8 149.9 -1.1 -19.6 140 1677 04 46 30 04 50 00 --- 15 50 01 61.1 151.4 -1.0 -18.7 210 1704 04 46 31 04 50 00 J1642+2523 15 50 01 60.4 155.1 -0.9 -16.2 -31 1704 No stop 04 51 30 =1640+254 15 51 31 60.5 155.7 -0.9 -15.8 59 1715 04 50 01 04 51 30 J1649+2635 15 51 31 61.2 152.0 -1.0 -18.3 -30 1715 No stop 04 55 00 --- 15 55 02 61.4 153.6 -0.9 -17.3 180 1742 04 51 31 04 56 30 J1649+2635 15 56 32 61.5 154.3 -0.9 -16.9 81 1742 04 56 30 05 00 00 --- 16 00 03 61.7 155.9 -0.8 -15.9 210 1769 04 56 31 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess116.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: 7 Station: JODRELL1 Total bit rate: 1024 Format: MARK5B Bits per sample: 2 Sample rate: 32.000 Number of channels: 16 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 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 L L U U L L U U IF SB = U U U U U U U U U U U U U U U U Pol. = RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP BBC = 1 5 1 5 2 6 2 6 3 7 3 7 4 8 4 8 BBC SB= L L U U L L U U L L U U L L U U IF = A1 B1 A1 B1 A1 B1 A1 B1 A1 B1 A1 B1 A1 B1 A1 B1 The following frequency sets based on these setups were used. Frequency Set: 3 Setup file default. Used with PCAL = off LO sum= 1610.49 1610.49 1610.49 1610.49 1642.49 1642.49 1642.49 1642.49 1674.49 1674.49 1674.49 1674.49 1706.49 1706.49 1706.49 1706.49 BBC fr= 100.49 100.49 100.49 100.49 132.49 132.49 132.49 132.49 164.49 164.49 164.49 164.49 196.49 196.49 196.49 196.49 Bandwd= 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 Matching frequency sets: 3 Track assignments are: track1= 18, 26, 2, 10, 20, 28, 4, 12, 22, 30, 6, 14, 24, 32, 8, 16 barrel=roll_off POSITIONS OF SOURCES USED IN RECORDING SCANS Source Source position (RA/Dec) Error (B1950) (J2000) (Date) (mas) * J1649+2635 16 47 22.095000 * 16 49 24.010000 16 50 03.403266 0.00 26 40 10.51727 * 26 35 02.54000 26 33 17.38707 0.00 From catalog imbedded in main SCHED input file. * OQ208 14 04 45.615156 * 14 07 00.394414 14 07 44.649281 0.24 J1407+2827 28 41 29.23518 * 28 27 14.69022 28 22 30.83678 0.34 1404+286 /home/guest/rmc/SCHED/sched11.4/catalogs/sources.gsfc J1407+28 GSFC 2015a astro solution, unpublished 67871 observations. * NRAO512 16 38 48.169688 * 16 40 29.632773 16 41 02.429249 0.00 J1640+3946 39 52 30.08667 * 39 46 46.02848 39 44 46.18896 0.00 1638+398 /home/guest/rmc/SCHED/sched11.4/catalogs/sources.gsfc J1640+39 GSFC 2015a astro solution, unpublished 110323 observations. 1640+254 16 40 36.555189 * 16 42 40.411831 16 43 20.469596 0.07 * J1642+2523 25 28 43.57721 * 25 23 07.68216 25 21 13.74965 0.13 /home/guest/rmc/SCHED/sched11.4/catalogs/sources.gsfc GSFC 2015a astro solution, unpublished 163 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 J1649+2635 sess116.L1024 1 2 3 4 5 6 7 10 11 12 3.092 180.668 OQ208 sess116.L1024 1 2 3 4 5 6 7 10 11 12 0.100 6.600 NRAO512 sess116.L1024 1 2 3 4 5 6 7 10 11 12 0.092 4.901 J1642+2523 sess116.L1024 1 2 3 4 5 6 7 10 11 12 1.350 61.923 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) J1649+2635 98.5 OQ208 133.4 NRAO512 100.2 J1642+2523 100.0 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