COVER INFORMATION Station: URUMQI (Code Ur ) Experiment: vhs1256-1257 -Epoch 1 Exp. Code: EG092A Schedule Version: 1.00 Processed by SCHED version: 11.40 Release 11.4. March 14, 2015 PI: Jose C. Guirado Address: Dpto. Astronomia, Univ. Valencia Dr. Moliner 50 E-46100 Burjassot Valencia, Spain Phone: +34 963543078 EMAIL: Jose.C.Guirado@uv.es Fax: +34 963543084 Phone during observation: +34 963543078, +34629509130 Observing mode: Phase-referencing at 18cm (1024 Mb/s) Notes: Dual Pol Schedule for URUMQI (Code Ur ) Page 2 vhs1256-1257 -Epoch 1 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 4 Mar 2016 Day 64 --- 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: 310.49 310.49 310.49 310.49 342.49 342.49 342.49 342.49 374.49 374.49 374.49 374.49 406.49 406.49 406.49 406.49 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 21 00 00 4C39.25 13 40 55 43.4 -72.8 4.2 63.1 0 0 21 00 00 21 04 00 --- 13 44 55 42.7 -72.3 4.3 62.8 240 31 21 00 04 21 07 00 4C39.25 13 47 56 42.2 -71.9 4.3 62.5 178 31 21 07 00 21 11 00 --- 13 51 56 41.5 -71.4 4.4 62.2 240 62 21 07 04 21 14 00 4C39.25 13 54 57 41.0 -71.1 4.4 62.0 178 62 21 14 00 21 18 00 --- 13 58 58 40.3 -70.6 4.5 61.7 240 92 21 14 04 21 27 38 J1303-1051 14 08 37 33.6 199.1 1.1 14.0 306 92 21 27 38 21 29 18 =1300-105 14 10 17 33.5 199.6 1.1 14.4 100 105 21 27 42 21 29 18 VHS1256 14 10 17 31.0 201.0 1.2 15.5 -8 105 No stop 21 32 58 --- 14 13 58 30.8 202.0 1.3 16.2 212 133 21 29 22 21 32 58 J1254-1317 14 13 58 30.4 202.3 1.3 16.4 -4 133 No stop 21 34 38 =1251-130 14 15 38 30.3 202.7 1.3 16.8 96 146 21 33 02 21 35 00 J1303-1051 14 16 00 33.2 201.2 1.2 15.5 13 146 21 35 00 21 36 40 =1300-105 14 17 40 33.1 201.7 1.2 15.9 100 159 21 35 04 21 36 40 VHS1256 14 17 40 30.5 203.0 1.3 16.9 -8 159 No stop 21 40 20 --- 14 21 21 30.3 204.0 1.4 17.6 212 187 21 36 44 21 40 20 J1254-1317 14 21 21 29.9 204.3 1.4 17.9 -4 187 No stop 21 42 00 =1251-130 14 23 01 29.7 204.7 1.5 18.2 96 200 21 40 24 21 42 22 J1303-1051 14 23 23 32.7 203.3 1.3 17.0 13 200 21 42 22 21 44 02 =1300-105 14 25 04 32.5 203.8 1.3 17.3 100 213 21 42 26 21 44 02 VHS1256 14 25 04 30.0 205.0 1.5 18.3 -8 213 No stop 21 47 42 --- 14 28 44 29.7 205.9 1.5 19.0 212 241 21 44 06 21 47 42 J1254-1317 14 28 44 29.3 206.2 1.6 19.2 -4 241 No stop 21 49 22 =1251-130 14 30 24 29.1 206.7 1.6 19.6 96 254 21 47 46 21 49 44 J1303-1051 14 30 47 32.1 205.3 1.4 18.4 13 254 21 49 44 21 51 24 =1300-105 14 32 27 32.0 205.8 1.5 18.8 100 267 21 49 48 Schedule for URUMQI (Code Ur ) Page 3 vhs1256-1257 -Epoch 1 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 4 Mar 2016 Day 64 --- 21 51 24 VHS1256 14 32 27 29.4 206.9 1.6 19.7 -8 267 No stop 21 55 04 --- 14 36 07 29.1 207.9 1.7 20.4 212 295 21 51 28 21 55 04 J1254-1317 14 36 07 28.7 208.2 1.7 20.6 -4 295 No stop 21 56 44 =1251-130 14 37 48 28.5 208.6 1.7 20.9 96 308 21 55 08 21 57 06 J1303-1051 14 38 10 31.5 207.4 1.6 19.9 13 308 21 57 06 21 58 46 =1300-105 14 39 50 31.4 207.8 1.6 20.2 100 321 21 57 10 21 58 46 VHS1256 14 39 50 28.8 208.9 1.7 21.1 -8 321 No stop 22 02 26 --- 14 43 31 28.5 209.8 1.8 21.7 212 349 21 58 50 22 02 26 J1254-1317 14 43 31 28.0 210.1 1.8 21.9 -4 349 No stop 22 04 06 =1251-130 14 45 11 27.9 210.5 1.8 22.2 96 362 22 02 30 22 04 28 J1303-1051 14 45 33 30.9 209.3 1.7 21.2 13 362 22 04 28 22 06 08 =1300-105 14 47 13 30.7 209.8 1.7 21.5 100 374 22 04 32 22 06 08 VHS1256 14 47 13 28.1 210.8 1.8 22.4 -8 374 No stop 22 09 48 --- 14 50 54 27.8 211.7 1.9 23.0 212 403 22 06 12 22 09 48 J1254-1317 14 50 54 27.3 211.9 1.9 23.2 -4 403 No stop 22 11 28 =1251-130 14 52 34 27.2 212.3 2.0 23.5 96 415 22 09 52 22 11 50 J1303-1051 14 52 56 30.2 211.3 1.8 22.6 13 415 22 11 50 22 13 30 =1300-105 14 54 36 30.0 211.7 1.8 22.9 100 428 22 11 54 22 13 30 VHS1256 14 54 36 27.4 212.6 2.0 23.7 -8 428 No stop 22 17 10 --- 14 58 17 27.1 213.5 2.0 24.3 212 456 22 13 34 22 17 10 J1254-1317 14 58 17 26.6 213.8 2.0 24.5 -4 456 No stop 22 18 50 =1251-130 14 59 57 26.4 214.2 2.1 24.8 96 469 22 17 14 22 19 12 J1303-1051 15 00 19 29.5 213.2 1.9 23.9 13 469 22 19 12 22 20 52 =1300-105 15 02 00 29.3 213.6 2.0 24.2 100 482 22 19 16 22 20 52 VHS1256 15 02 00 26.7 214.5 2.1 24.9 -8 482 No stop 22 24 32 --- 15 05 40 26.3 215.4 2.1 25.5 212 510 22 20 56 22 24 32 J1254-1317 15 05 40 25.8 215.6 2.2 25.7 -4 510 No stop 22 26 12 =1251-130 15 07 21 25.7 216.0 2.2 26.0 96 523 22 24 36 22 26 12 J1303-1051 15 07 21 28.8 215.0 2.1 25.1 -9 523 No stop 22 27 52 =1300-105 15 09 01 28.6 215.4 2.1 25.4 91 536 22 26 16 Schedule for URUMQI (Code Ur ) Page 4 vhs1256-1257 -Epoch 1 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 4 Mar 2016 Day 64 --- 22 27 52 VHS1256 15 09 01 25.9 216.2 2.2 26.1 -8 536 No stop 22 31 32 --- 15 12 41 25.5 217.1 2.3 26.7 212 564 22 27 56 22 31 32 J1254-1317 15 12 41 25.1 217.3 2.3 26.9 -4 564 No stop 22 33 12 =1251-130 15 14 22 24.9 217.7 2.3 27.1 96 577 22 31 36 22 33 34 J1303-1051 15 14 44 28.0 216.9 2.2 26.3 13 577 22 33 34 22 35 14 =1300-105 15 16 24 27.8 217.3 2.2 26.6 100 590 22 33 38 22 35 14 VHS1256 15 16 24 25.1 218.0 2.3 27.3 -8 590 No stop 22 38 54 --- 15 20 05 24.7 218.8 2.4 27.9 212 618 22 35 18 22 38 54 J1254-1317 15 20 05 24.3 219.0 2.4 28.0 -4 618 No stop 22 40 34 =1251-130 15 21 45 24.1 219.4 2.4 28.3 96 631 22 38 58 22 40 34 J1303-1051 15 21 45 27.2 218.6 2.3 27.5 -9 631 No stop 22 42 14 =1300-105 15 23 25 27.0 219.0 2.3 27.7 91 644 22 40 38 22 42 14 VHS1256 15 23 25 24.3 219.6 2.4 28.4 -8 644 No stop 22 45 54 --- 15 27 06 23.9 220.5 2.5 28.9 212 672 22 42 18 22 45 54 J1254-1317 15 27 06 23.4 220.7 2.5 29.1 -4 672 No stop 22 47 34 =1251-130 15 28 46 23.2 221.1 2.6 29.3 96 685 22 45 58 22 47 56 J1303-1051 15 29 08 26.4 220.4 2.4 28.6 13 685 22 47 56 22 49 36 =1300-105 15 30 48 26.2 220.8 2.4 28.9 100 697 22 48 00 22 49 36 VHS1256 15 30 48 23.5 221.4 2.6 29.5 -8 697 No stop 22 53 16 --- 15 34 29 23.0 222.2 2.6 30.0 212 726 22 49 40 22 53 16 J1254-1317 15 34 29 22.5 222.4 2.7 30.2 -4 726 No stop 22 54 56 =1251-130 15 36 09 22.3 222.7 2.7 30.4 96 738 22 53 20 22 54 56 J1303-1051 15 36 09 25.5 222.1 2.5 29.7 -9 738 No stop 22 56 36 =1300-105 15 37 50 25.3 222.5 2.6 29.9 91 751 22 55 00 22 56 36 VHS1256 15 37 50 22.6 223.0 2.7 30.5 -8 751 No stop 23 00 16 --- 15 41 30 22.2 223.8 2.7 31.0 212 779 22 56 40 23 00 16 J1254-1317 15 41 30 21.7 224.0 2.8 31.2 -4 779 No stop 23 01 56 =1251-130 15 43 10 21.5 224.3 2.8 31.4 96 792 23 00 20 23 02 18 J1303-1051 15 43 32 24.6 223.8 2.7 30.8 13 792 23 02 18 23 03 58 =1300-105 15 45 13 24.4 224.2 2.7 31.0 100 805 23 02 22 Schedule for URUMQI (Code Ur ) Page 5 vhs1256-1257 -Epoch 1 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 4 Mar 2016 Day 64 --- 23 03 58 VHS1256 15 45 13 21.7 224.6 2.8 31.6 -8 805 No stop 23 07 38 --- 15 48 53 21.2 225.5 2.9 32.1 212 833 23 04 02 23 07 38 J1254-1317 15 48 53 20.7 225.6 2.9 32.2 -4 833 No stop 23 09 18 =1251-130 15 50 34 20.5 226.0 2.9 32.4 96 846 23 07 42 23 09 18 J1303-1051 15 50 34 23.7 225.4 2.8 31.8 -9 846 No stop 23 10 58 =1300-105 15 52 14 23.5 225.8 2.8 32.0 91 859 23 09 22 23 10 58 VHS1256 15 52 14 20.8 226.2 2.9 32.5 -8 859 No stop 23 14 38 --- 15 55 54 20.3 227.0 3.0 33.0 212 887 23 11 02 23 14 38 J1254-1317 15 55 54 19.8 227.1 3.0 33.1 -4 887 No stop 23 16 18 =1251-130 15 57 35 19.6 227.5 3.0 33.4 96 900 23 14 42 23 16 40 J1303-1051 15 57 57 22.7 227.1 2.9 32.8 13 900 23 16 40 23 18 20 =1300-105 15 59 37 22.5 227.5 2.9 33.0 100 913 23 16 44 23 18 20 VHS1256 15 59 37 19.8 227.8 3.0 33.5 -8 913 No stop 23 22 00 --- 16 03 18 19.3 228.6 3.1 34.0 212 941 23 18 24 23 22 00 J1254-1317 16 03 18 18.8 228.7 3.1 34.1 -4 941 No stop 23 23 40 =1251-130 16 04 58 18.6 229.1 3.2 34.3 96 954 23 22 04 23 23 40 J1303-1051 16 04 58 21.8 228.6 3.0 33.7 -9 954 No stop 23 25 20 =1300-105 16 06 38 21.6 229.0 3.0 33.9 91 967 23 23 44 23 25 20 VHS1256 16 06 38 18.8 229.3 3.2 34.4 -8 967 No stop 23 29 00 --- 16 10 19 18.3 230.1 3.2 34.8 212 995 23 25 24 23 29 00 J1254-1317 16 10 19 17.9 230.2 3.2 35.0 -4 995 No stop 23 30 40 =1251-130 16 11 59 17.6 230.5 3.3 35.2 96 1008 23 29 04 23 31 02 J1303-1051 16 12 21 20.8 230.2 3.1 34.6 13 1008 23 31 02 23 32 42 =1300-105 16 14 01 20.5 230.6 3.2 34.8 100 1021 23 31 06 23 32 42 VHS1256 16 14 01 17.8 230.9 3.3 35.3 -8 1021 No stop 23 36 22 --- 16 17 42 17.3 231.6 3.3 35.7 212 1049 23 32 46 23 36 22 J1254-1317 16 17 42 16.8 231.7 3.4 35.8 -4 1049 No stop 23 38 02 =1251-130 16 19 22 16.6 232.1 3.4 36.0 96 1062 23 36 26 23 38 02 J1303-1051 16 19 22 19.8 231.8 3.3 35.5 -9 1062 No stop 23 39 42 =1300-105 16 21 03 19.6 232.1 3.3 35.7 91 1074 23 38 06 Schedule for URUMQI (Code Ur ) Page 6 vhs1256-1257 -Epoch 1 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 4 Mar 2016 Day 64 --- 23 39 42 VHS1256 16 21 03 16.8 232.3 3.4 36.1 -9 1074 No stop 23 43 22 --- 16 24 43 16.3 233.1 3.5 36.5 211 1103 23 39 46 23 43 22 J1254-1317 16 24 43 15.8 233.2 3.5 36.7 -4 1103 No stop 23 45 02 =1251-130 16 26 23 15.6 233.5 3.5 36.8 96 1115 23 43 26 23 45 24 J1303-1051 16 26 46 18.7 233.3 3.4 36.3 13 1115 23 45 24 23 47 04 =1300-105 16 28 26 18.5 233.7 3.4 36.5 100 1128 23 45 28 23 47 04 VHS1256 16 28 26 15.7 233.8 3.5 37.0 -9 1128 No stop 23 50 44 --- 16 32 06 15.2 234.6 3.6 37.4 211 1156 23 47 08 23 50 44 J1254-1317 16 32 06 14.7 234.6 3.6 37.5 -4 1156 No stop 23 52 24 =1251-130 16 33 47 14.5 235.0 3.6 37.7 96 1169 23 50 48 23 52 24 J1303-1051 16 33 47 17.7 234.8 3.5 37.1 -9 1169 No stop 23 54 04 =1300-105 16 35 27 17.4 235.1 3.5 37.3 91 1182 23 52 28 23 54 04 VHS1256 16 35 27 14.7 235.2 3.6 37.7 -9 1182 No stop 23 57 44 --- 16 39 08 14.2 236.0 3.7 38.1 211 1210 23 54 08 23 57 44 J1254-1317 16 39 08 13.7 236.0 3.7 38.2 -4 1210 No stop 23 59 24 =1251-130 16 40 48 13.4 236.4 3.8 38.4 96 1223 23 57 48 --- Start: Fri 4 Mar 2016 Day 64 -- Stop: Sat 5 Mar 2016 Day 65 --- 23 59 46 J1303-1051 16 41 10 16.6 236.3 3.6 37.9 13 1223 23 59 46 00 01 26 =1300-105 16 42 50 16.3 236.6 3.6 38.1 100 1236 23 59 50 00 01 26 VHS1256 16 42 50 13.6 236.7 3.8 38.5 -9 1236 No stop 00 05 06 --- 16 46 31 13.0 237.4 3.8 38.9 211 1264 00 01 30 00 05 06 J1254-1317 16 46 31 12.5 237.5 3.9 39.0 -4 1264 No stop 00 06 46 =1251-130 16 48 11 12.3 237.8 3.9 39.1 96 1277 00 05 10 00 06 46 J1303-1051 16 48 11 15.5 237.7 3.7 38.7 -9 1277 No stop 00 08 26 =1300-105 16 49 51 15.3 238.0 3.8 38.8 91 1290 00 06 50 00 08 26 VHS1256 16 49 51 12.5 238.0 3.9 39.2 -9 1290 No stop 00 12 06 --- 16 53 32 12.0 238.8 3.9 39.6 211 1318 00 08 30 00 12 06 J1254-1317 16 53 32 11.5 238.8 4.0 39.7 -4 1318 No stop 00 13 46 =1251-130 16 55 12 11.2 239.1 4.0 39.8 96 1331 00 12 10 Schedule for URUMQI (Code Ur ) Page 7 vhs1256-1257 -Epoch 1 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 ---------------------------------------------------------------------------------------- --- Sat 5 Mar 2016 Day 65 --- 00 14 08 J1303-1051 16 55 34 14.4 239.1 3.9 39.4 13 1331 00 14 08 00 15 48 =1300-105 16 57 15 14.1 239.5 3.9 39.5 100 1344 00 14 12 00 15 48 VHS1256 16 57 15 11.4 239.5 4.0 39.9 -9 1344 No stop 00 19 28 --- 17 00 55 10.8 240.2 4.1 40.3 211 1372 00 15 52 00 19 28 J1254-1317 17 00 55 10.3 240.2 4.1 40.4 -4 1372 No stop 00 21 08 =1251-130 17 02 35 10.0 240.5 4.1 40.5 96 1385 00 19 32 00 21 08 J1303-1051 17 02 35 13.3 240.5 4.0 40.0 -9 1385 No stop 00 22 48 =1300-105 17 04 16 13.0 240.8 4.0 40.2 91 1397 00 21 12 00 22 48 VHS1256 17 04 16 10.3 240.8 4.1 40.6 -9 1397 No stop 00 26 28 --- 17 07 56 9.7 241.5 4.2 40.9 211 1426 00 22 52 00 26 28 J1254-1317 17 07 56 9.2 241.5 4.2 41.0 -4 1426 No stop 00 28 08 =1251-130 17 09 37 8.9 241.9 4.2 41.1 96 1438 00 26 32 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess116.L1024 Matching groups in /home/guest/rmc/SCHED/sched11.4/catalogs/freq.dat: ur18cm update L.Xiang 9Feb05 Setup group: 1 Station: URUMQI Total bit rate: 1024 Format: MARK5B Bits per sample: 2 Sample rate: 32.000 Number of channels: 16 DBE type: Speedup factor: 1.00 Disk used to record data. 1st LO= 1300.00 1300.00 1300.00 1300.00 1300.00 1300.00 1300.00 1300.00 1300.00 1300.00 1300.00 1300.00 1300.00 1300.00 1300.00 1300.00 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 = 2 1 2 1 4 3 4 3 6 5 6 5 8 7 8 7 BBC SB= L L U U L L U U L L U U L L U U IF = 2N 1N 2N 1N 2N 1N 2N 1N 2N 1N 2N 1N 2N 1N 2N 1N The following frequency sets based on these setups were used. Frequency Set: 8 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= 310.49 310.49 310.49 310.49 342.49 342.49 342.49 342.49 374.49 374.49 374.49 374.49 406.49 406.49 406.49 406.49 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: 8 Track assignments are: track1= 20, 18, 4, 2, 24, 22, 8, 6, 28, 26, 12, 10, 32, 30, 16, 14 barrel=roll_off POSITIONS OF SOURCES USED IN RECORDING SCANS Source Source position (RA/Dec) Error (B1950) (J2000) (Date) (mas) * VHS1256 12 53 24.559862 * 12 56 01.922000 12 56 54.015534 0.00 -12 41 10.24138 *-12 57 23.99000 -13 02 41.00646 0.00 From catalog imbedded in main SCHED input file. * 4C39.25 09 23 55.319215 * 09 27 03.013936 09 28 04.592203 0.30 J0927+3902 39 15 23.56645 * 39 02 20.85186 38 57 58.97279 0.16 0923+392 /home/guest/rmc/SCHED/sched11.4/catalogs/sources.gsfc J0927+39 GSFC 2015a astro solution, unpublished 245753 observations. 1251-130 12 51 54.110022 * 12 54 31.468276 12 55 23.570939 0.20 * J1254-1317 -13 01 00.92342 *-13 17 16.21192 -13 22 33.75431 0.48 /home/guest/rmc/SCHED/sched11.4/catalogs/sources.gsfc GSFC 2015a astro solution, unpublished 113 observations. 1300-105 13 00 36.725057 * 13 03 13.867950 13 04 05.832564 0.06 * J1303-1051 -10 35 11.31965 *-10 51 17.12968 -10 56 31.57270 0.13 /home/guest/rmc/SCHED/sched11.4/catalogs/sources.gsfc GSFC 2015a astro solution, unpublished 247 observations. * 1424+366 14 24 32.676820 * 14 26 37.087501 14 27 17.795696 0.03 J1426+3625 36 38 36.02432 * 36 25 09.57362 36 20 40.02490 0.03 /home/guest/rmc/SCHED/sched11.4/catalogs/sources.gsfc GSFC 2015a astro solution, unpublished 1287 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 VHS1256 sess116.L1024 1 2 3 4 5 6 7 8 9 10 11 12 + 3.728 167.819 4C39.25 sess116.L1024 1 2 3 4 5 6 7 8 9 10 11 12 + 0.200 14.800 J1254-1317 sess116.L1024 1 2 3 4 5 6 7 8 9 10 11 12 + 1.694 72.799 J1303-1051 sess116.L1024 1 2 3 4 5 6 7 8 9 10 11 12 + 1.694 75.211 1424+366 sess116.L1024 1 2 3 4 5 6 9 10 11 12 13 0.133 7.333 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) VHS1256 146.2 4C39.25 140.5 J1254-1317 146.3 J1303-1051 145.7 1424+366 124.6 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