COVER INFORMATION Station: JODRELL1 (Code Jb ) Experiment: Heart of a spiral DRAGN Exp. Code: EM119D 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 ---------------------------------------------------------------------------------------- --- Thu 10 Mar 2016 Day 70 --- 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 11 03 10 48.2 107.8 -3.1 -40.4 0 0 00 00 00 00 06 00 --- 11 09 11 49.1 109.3 -3.0 -39.9 360 46 00 00 01 00 07 30 J1649+2635 11 10 41 24.0 77.2 -5.7 -40.7 -108 46 00 07 30 00 11 00 --- 11 14 12 24.5 77.8 -5.6 -40.8 102 73 00 07 31 00 13 30 J1649+2635 11 16 42 24.9 78.3 -5.6 -40.9 142 73 00 13 30 00 17 00 --- 11 20 13 25.4 78.9 -5.5 -41.0 210 100 00 13 31 00 17 00 J1642+2523 11 20 13 25.4 81.1 -5.4 -40.9 -24 100 No stop 00 18 30 =1640+254 11 21 43 25.7 81.3 -5.4 -40.9 66 112 00 17 01 00 18 30 J1649+2635 11 21 43 25.6 79.2 -5.5 -41.1 -24 112 No stop 00 22 00 --- 11 25 14 26.1 79.9 -5.4 -41.2 186 138 00 18 31 00 24 30 J1649+2635 11 27 44 26.5 80.3 -5.4 -41.3 142 138 00 24 30 00 28 00 --- 11 31 15 27.0 81.0 -5.3 -41.4 210 165 00 24 31 00 28 00 J1642+2523 11 31 15 27.1 83.2 -5.2 -41.1 -24 165 No stop 00 29 30 =1640+254 11 32 45 27.3 83.4 -5.2 -41.1 66 177 00 28 01 00 29 30 J1649+2635 11 32 45 27.2 81.3 -5.3 -41.4 -24 177 No stop 00 33 00 --- 11 36 16 27.7 81.9 -5.2 -41.5 186 204 00 29 31 00 35 30 J1649+2635 11 38 46 28.1 82.4 -5.2 -41.5 142 204 00 35 30 00 39 00 --- 11 42 17 28.6 83.1 -5.1 -41.6 210 231 00 35 31 00 39 00 J1642+2523 11 42 17 28.7 85.3 -5.0 -41.3 -25 231 No stop 00 40 30 =1640+254 11 43 47 28.9 85.6 -5.0 -41.3 65 242 00 39 01 00 40 30 J1649+2635 11 43 47 28.8 83.4 -5.1 -41.7 -24 242 No stop 00 44 00 --- 11 47 17 29.4 84.0 -5.0 -41.7 186 269 00 40 31 00 46 30 J1649+2635 11 49 48 29.7 84.5 -5.0 -41.8 142 269 00 46 30 00 50 00 --- 11 53 18 30.3 85.2 -4.9 -41.8 210 296 00 46 31 00 50 00 J1642+2523 11 53 18 30.4 87.4 -4.8 -41.4 -25 296 No stop 00 51 30 =1640+254 11 54 49 30.6 87.7 -4.8 -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 ---------------------------------------------------------------------------------------- --- Thu 10 Mar 2016 Day 70 --- 00 51 30 J1649+2635 11 54 49 30.5 85.5 -4.9 -41.8 -24 308 No stop 00 55 00 --- 11 58 19 31.0 86.2 -4.9 -41.9 186 335 00 51 31 00 57 30 J1649+2635 12 00 50 31.4 86.7 -4.8 -41.9 142 335 00 57 30 01 01 00 --- 12 04 20 31.9 87.3 -4.8 -41.9 210 362 00 57 31 01 01 00 J1642+2523 12 04 20 32.0 89.6 -4.7 -41.5 -25 362 No stop 01 02 30 =1640+254 12 05 50 32.2 89.9 -4.6 -41.5 65 373 01 01 01 01 02 30 J1649+2635 12 05 50 32.1 87.6 -4.7 -42.0 -24 373 No stop 01 06 00 --- 12 09 21 32.7 88.3 -4.7 -42.0 186 400 01 02 31 01 08 30 J1649+2635 12 11 51 33.0 88.8 -4.6 -42.0 142 400 01 08 30 01 12 00 --- 12 15 22 33.6 89.5 -4.6 -42.0 210 427 01 08 31 01 12 00 J1642+2523 12 15 22 33.7 91.8 -4.5 -41.4 -25 427 No stop 01 13 30 =1640+254 12 16 52 33.9 92.1 -4.4 -41.4 65 438 01 12 01 01 13 30 J1649+2635 12 16 52 33.8 89.8 -4.6 -42.0 -25 438 No stop 01 17 00 --- 12 20 23 34.3 90.5 -4.5 -42.0 185 465 01 13 31 01 19 30 J1649+2635 12 22 53 34.7 91.0 -4.5 -42.0 142 465 01 19 30 01 23 00 --- 12 26 24 35.2 91.7 -4.4 -42.0 210 492 01 19 31 01 23 00 J1642+2523 12 26 24 35.3 94.1 -4.3 -41.3 -25 492 No stop 01 24 30 =1640+254 12 27 54 35.5 94.4 -4.3 -41.3 65 504 01 23 01 01 24 30 J1649+2635 12 27 54 35.4 92.1 -4.4 -42.0 -25 504 No stop 01 28 00 --- 12 31 25 36.0 92.8 -4.3 -41.9 185 531 01 24 31 01 30 30 J1649+2635 12 33 55 36.3 93.3 -4.3 -41.9 142 531 01 30 30 01 34 00 --- 12 37 26 36.9 94.0 -4.2 -41.9 210 558 01 30 31 01 34 00 J1642+2523 12 37 26 37.0 96.4 -4.1 -41.2 -26 558 No stop 01 35 30 =1640+254 12 38 56 37.2 96.7 -4.1 -41.1 64 569 01 34 01 01 35 30 J1649+2635 12 38 56 37.1 94.3 -4.2 -41.9 -25 569 No stop 01 39 00 --- 12 42 26 37.6 95.1 -4.1 -41.8 185 596 01 35 31 01 41 30 J1649+2635 12 44 57 38.0 95.6 -4.1 -41.8 142 596 01 41 30 01 45 00 --- 12 48 27 38.5 96.3 -4.0 -41.7 210 623 01 41 31 01 45 00 J1642+2523 12 48 27 38.6 98.8 -3.9 -40.9 -26 623 No stop 01 46 30 =1640+254 12 49 58 38.8 99.1 -3.9 -40.8 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 ---------------------------------------------------------------------------------------- --- Thu 10 Mar 2016 Day 70 --- 01 46 30 NRAO512 12 49 58 49.3 85.2 -3.9 -50.9 -92 635 No stop 01 52 00 --- 12 55 29 50.1 86.3 -3.8 -51.0 238 677 01 46 31 01 53 00 J1642+2523 12 56 29 39.8 100.6 -3.8 -40.6 -29 677 01 53 00 01 54 30 =1640+254 12 57 59 40.0 100.9 -3.8 -40.6 61 688 01 53 01 01 54 30 J1649+2635 12 57 59 39.9 98.4 -3.9 -41.4 -25 688 No stop 01 58 00 --- 13 01 29 40.4 99.2 -3.8 -41.3 185 715 01 54 31 01 59 30 J1649+2635 13 03 00 40.7 99.5 -3.8 -41.3 82 715 01 59 30 02 03 00 --- 13 06 30 41.2 100.3 -3.7 -41.2 210 742 01 59 31 02 04 00 J1642+2523 13 07 30 41.4 103.1 -3.6 -40.2 34 742 02 04 00 02 05 30 =1640+254 13 09 01 41.6 103.4 -3.6 -40.1 90 754 02 04 01 02 05 30 J1649+2635 13 09 01 41.5 100.8 -3.7 -41.1 -26 754 No stop 02 09 00 --- 13 12 31 42.1 101.6 -3.6 -40.9 184 781 02 05 31 02 10 30 J1649+2635 13 14 02 42.3 102.0 -3.6 -40.9 82 781 02 10 30 02 14 00 --- 13 17 32 42.8 102.8 -3.5 -40.7 210 808 02 10 31 02 15 00 J1642+2523 13 18 32 43.0 105.7 -3.4 -39.6 34 808 02 15 00 02 16 30 =1640+254 13 20 03 43.2 106.0 -3.4 -39.5 90 819 02 15 01 02 16 30 J1649+2635 13 20 03 43.2 103.4 -3.5 -40.6 -26 819 No stop 02 20 00 --- 13 23 33 43.7 104.2 -3.4 -40.4 184 846 02 16 31 02 21 30 J1649+2635 13 25 03 43.9 104.5 -3.4 -40.4 82 846 02 21 30 02 25 00 --- 13 28 34 44.4 105.4 -3.4 -40.2 210 873 02 21 31 02 26 00 J1642+2523 13 29 34 44.6 108.3 -3.2 -39.0 33 873 02 26 00 02 27 30 =1640+254 13 31 04 44.8 108.7 -3.2 -38.9 90 885 02 26 01 02 27 30 J1649+2635 13 31 04 44.8 106.0 -3.3 -40.0 -26 885 No stop 02 31 00 --- 13 34 35 45.3 106.8 -3.3 -39.8 184 912 02 27 31 02 32 30 J1649+2635 13 36 05 45.5 107.2 -3.2 -39.7 82 912 02 32 30 02 36 00 --- 13 39 36 46.0 108.1 -3.2 -39.5 210 938 02 32 31 02 38 30 J1649+2635 13 42 06 46.3 108.7 -3.1 -39.3 141 938 02 38 30 02 42 00 --- 13 45 37 46.8 109.6 -3.1 -39.1 210 965 02 38 31 02 42 00 J1642+2523 13 45 37 46.8 112.4 -3.0 -37.8 -27 965 No stop 02 43 30 =1640+254 13 47 07 47.0 112.8 -2.9 -37.6 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 ---------------------------------------------------------------------------------------- --- Thu 10 Mar 2016 Day 70 --- 02 43 30 J1649+2635 13 47 07 47.0 110.0 -3.0 -39.0 -27 977 No stop 02 47 00 --- 13 50 38 47.5 110.9 -3.0 -38.7 183 1004 02 43 31 02 48 30 J1649+2635 13 52 08 47.7 111.2 -3.0 -38.6 82 1004 02 48 30 02 52 00 --- 13 55 38 48.2 112.2 -2.9 -38.3 210 1031 02 48 31 02 54 30 J1649+2635 13 58 09 48.6 112.8 -2.9 -38.1 141 1031 02 54 30 02 58 00 --- 14 01 39 49.1 113.8 -2.8 -37.8 210 1058 02 54 31 02 58 00 J1642+2523 14 01 39 49.0 116.7 -2.7 -36.3 -28 1058 No stop 02 59 30 =1640+254 14 03 10 49.2 117.1 -2.7 -36.1 62 1069 02 58 01 02 59 30 J1649+2635 14 03 10 49.3 114.2 -2.8 -37.6 -27 1069 No stop 03 03 00 --- 14 06 40 49.7 115.1 -2.7 -37.3 183 1096 02 59 31 03 04 30 J1649+2635 14 08 10 49.9 115.6 -2.7 -37.1 82 1096 03 04 30 03 08 00 --- 14 11 41 50.4 116.5 -2.6 -36.8 210 1123 03 04 31 03 10 30 J1649+2635 14 14 11 50.8 117.2 -2.6 -36.5 141 1123 03 10 30 03 14 00 --- 14 17 42 51.2 118.2 -2.5 -36.1 210 1150 03 10 31 03 14 00 J1642+2523 14 17 42 51.1 121.3 -2.4 -34.5 -28 1150 No stop 03 15 30 =1640+254 14 19 12 51.3 121.8 -2.4 -34.3 62 1162 03 14 01 03 15 30 J1649+2635 14 19 12 51.4 118.7 -2.5 -35.9 -28 1162 No stop 03 19 00 --- 14 22 43 51.9 119.7 -2.5 -35.5 182 1188 03 15 31 03 20 30 J1649+2635 14 24 13 52.1 120.2 -2.4 -35.4 81 1188 03 20 30 03 24 00 --- 14 27 44 52.5 121.2 -2.4 -34.9 210 1215 03 20 31 03 26 30 J1649+2635 14 30 14 52.8 122.0 -2.3 -34.6 141 1215 03 26 30 03 30 00 --- 14 33 45 53.3 123.0 -2.3 -34.1 210 1242 03 26 31 03 30 00 J1642+2523 14 33 45 53.1 126.2 -2.2 -32.3 -29 1242 No stop 03 31 30 =1640+254 14 35 15 53.3 126.7 -2.1 -32.1 61 1254 03 30 01 03 31 30 J1649+2635 14 35 15 53.5 123.5 -2.2 -33.9 -28 1254 No stop 03 35 00 --- 14 38 45 53.9 124.6 -2.2 -33.4 182 1281 03 31 31 03 36 30 J1649+2635 14 40 16 54.1 125.1 -2.2 -33.2 81 1281 03 36 30 03 40 00 --- 14 43 46 54.5 126.2 -2.1 -32.7 210 1308 03 36 31 03 42 30 J1649+2635 14 46 17 54.8 127.0 -2.1 -32.3 141 1308 03 42 30 03 46 00 --- 14 49 47 55.2 128.2 -2.0 -31.7 210 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 ---------------------------------------------------------------------------------------- --- Thu 10 Mar 2016 Day 70 --- 03 46 00 J1642+2523 14 49 47 55.0 131.5 -1.9 -29.7 -30 1335 No stop 03 47 30 =1640+254 14 51 17 55.1 132.1 -1.9 -29.5 60 1346 03 46 01 03 47 30 J1649+2635 14 51 17 55.4 128.7 -2.0 -31.5 -29 1346 No stop 03 51 00 --- 14 54 48 55.8 129.9 -1.9 -30.9 181 1373 03 47 31 03 52 30 J1649+2635 14 56 18 56.0 130.4 -1.9 -30.6 81 1373 03 52 30 03 56 00 --- 14 59 49 56.4 131.6 -1.8 -30.0 210 1400 03 52 31 03 58 30 J1649+2635 15 02 19 56.7 132.5 -1.8 -29.6 141 1400 03 58 30 04 02 00 --- 15 05 50 57.0 133.8 -1.7 -28.9 210 1427 03 58 31 04 02 00 J1642+2523 15 05 50 56.7 137.2 -1.6 -26.7 -30 1427 No stop 04 03 30 =1640+254 15 07 20 56.8 137.8 -1.6 -26.4 60 1438 04 02 01 04 03 30 J1649+2635 15 07 20 57.2 134.3 -1.7 -28.6 -29 1438 No stop 04 07 00 --- 15 10 51 57.6 135.6 -1.7 -27.9 181 1465 04 03 31 04 08 30 J1649+2635 15 12 21 57.7 136.1 -1.6 -27.6 81 1465 04 08 30 04 12 00 --- 15 15 52 58.1 137.5 -1.6 -26.9 210 1492 04 08 31 04 14 30 J1649+2635 15 18 22 58.3 138.4 -1.5 -26.4 141 1492 04 14 30 04 18 00 --- 15 21 52 58.7 139.8 -1.5 -25.6 210 1519 04 14 31 04 18 00 J1642+2523 15 21 52 58.2 143.3 -1.4 -23.3 -31 1519 No stop 04 19 30 =1640+254 15 23 23 58.4 143.9 -1.3 -23.0 59 1531 04 18 01 04 19 30 J1649+2635 15 23 23 58.8 140.3 -1.4 -25.3 -29 1531 No stop 04 23 00 --- 15 26 53 59.2 141.7 -1.4 -24.5 181 1558 04 19 31 04 24 30 J1649+2635 15 28 24 59.3 142.3 -1.4 -24.1 81 1558 04 24 30 04 28 00 --- 15 31 54 59.6 143.7 -1.3 -23.3 210 1585 04 24 31 04 30 30 J1649+2635 15 34 25 59.8 144.8 -1.3 -22.7 140 1585 04 30 30 04 34 00 --- 15 37 55 60.1 146.2 -1.2 -21.8 210 1612 04 30 31 04 34 00 J1642+2523 15 37 55 59.5 149.9 -1.1 -19.4 -31 1612 No stop 04 35 30 =1640+254 15 39 25 59.7 150.5 -1.1 -19.0 59 1623 04 34 01 04 35 30 J1649+2635 15 39 25 60.3 146.8 -1.2 -21.5 -30 1623 No stop 04 39 00 --- 15 42 56 60.5 148.3 -1.1 -20.6 180 1650 04 35 31 04 40 30 J1649+2635 15 44 26 60.7 149.0 -1.1 -20.2 81 1650 04 40 30 04 44 00 --- 15 47 57 60.9 150.5 -1.0 -19.3 210 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 ---------------------------------------------------------------------------------------- --- Thu 10 Mar 2016 Day 70 --- 04 46 30 J1649+2635 15 50 27 61.1 151.6 -1.0 -18.6 140 1677 04 46 30 04 50 00 --- 15 53 58 61.3 153.1 -0.9 -17.6 210 1704 04 46 31 04 50 00 J1642+2523 15 53 58 60.6 156.8 -0.8 -15.1 -31 1704 No stop 04 51 30 =1640+254 15 55 28 60.7 157.5 -0.8 -14.7 59 1715 04 50 01 04 51 30 J1649+2635 15 55 28 61.4 153.8 -0.9 -17.2 -30 1715 No stop 04 55 00 --- 15 58 59 61.7 155.4 -0.9 -16.2 180 1742 04 51 31 04 56 30 J1649+2635 16 00 29 61.8 156.1 -0.8 -15.8 81 1742 04 56 30 05 00 00 --- 16 03 59 62.0 157.7 -0.8 -14.7 210 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 03.429629 0.00 26 40 10.51727 * 26 35 02.54000 26 33 17.36898 0.00 From catalog imbedded in main SCHED input file. * OQ208 14 04 45.615156 * 14 07 00.394414 14 07 44.667558 0.24 J1407+2827 28 41 29.23518 * 28 27 14.69022 28 22 30.93359 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 02.459953 0.00 J1640+3946 39 52 30.08667 * 39 46 46.02848 39 44 46.19269 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 20.495576 0.07 * J1642+2523 25 28 43.57721 * 25 23 07.68216 25 21 13.73509 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 3.092 180.067 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 4.900 J1642+2523 sess116.L1024 1 2 3 4 5 6 7 10 11 12 1.350 61.719 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 99.2 OQ208 133.9 NRAO512 100.6 J1642+2523 100.7 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