COVER INFORMATION Station: HART (Code Hh ) Experiment: Observations of the core of the giant radio galaxy J145049+100649 Exp. Code: EH032A Schedule Version: 4.00 Processed by SCHED version: 11.40 Release 11.4. March 14, 2015 PI: G.H. Heald Address: ASTRON Oude Hoogeveensedijk 4 Dwingeloo The Netherlands Phone: +31 521 595 774 EMAIL: heald@astron.nl Fax: +31 521 595 101 Phone during observation: +31 521 595 774 Observing mode: Phase-referencing of a source at 18cm (512 Mb/s) Notes: Place additional information here (note2-4 available) Schedule for HART (Code Hh ) Page 2 Observations of the core of the giant radio galaxy J145049+100649 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 17 Oct 2015 Day 290 --- Next scan frequencies: 1634.49 1634.49 1634.49 1634.49 1650.49 1650.49 1650.49 1650.49 1666.49 1666.49 1666.49 1666.49 1682.49 1682.49 1682.49 1682.49 Next BBC frequencies: 124.49 124.49 124.49 124.49 140.49 140.49 140.49 140.49 156.49 156.49 156.49 156.49 172.49 172.49 172.49 172.49 Next scan bandwidths: 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 08 00 00 4C39.25 11 32 47 18.9 334.8 2.1 0.0 0 0 08 00 00 08 05 00 --- 11 37 48 18.4 333.9 2.2 0.0 300 19 08 00 01 08 12 53 J1450+0910 11 45 43 32.9 58.4 -3.1 0.0 286 19 08 12 53 08 14 43 =1448+093 11 47 43 33.3 58.0 -3.1 0.0 110 26 08 12 54 08 14 43 UGC09555 11 47 33 32.6 57.2 -3.1 0.0 -27 26 No stop 08 23 43 --- 11 56 34 34.3 55.5 -2.9 0.0 513 61 08 14 44 08 24 18 J1450+0910 11 57 09 35.1 56.2 -2.9 0.0 8 61 08 24 18 08 26 18 =1448+093 11 59 10 35.5 55.8 -2.9 0.0 120 69 08 24 19 08 26 18 UGC09555 11 59 10 34.8 55.0 -2.9 0.0 -27 69 No stop 08 35 18 --- 12 08 11 36.4 53.2 -2.7 0.0 513 103 08 26 19 08 38 19 OQ208 12 11 12 28.9 29.3 -1.9 0.0 116 103 08 38 19 08 43 09 --- 12 16 13 29.5 28.2 -1.9 0.0 290 122 08 38 20 08 46 08 J1450+0910 12 19 03 39.1 51.6 -2.5 0.0 114 122 08 46 08 08 47 58 =1448+093 12 21 03 39.4 51.2 -2.5 0.0 110 129 08 46 09 08 47 58 UGC09555 12 20 53 38.7 50.4 -2.5 0.0 -27 129 No stop 08 56 58 --- 12 29 55 40.2 48.4 -2.4 0.0 513 163 08 47 59 08 57 33 J1450+0910 12 30 30 41.1 49.0 -2.3 0.0 8 163 08 57 33 08 59 33 =1448+093 12 32 30 41.4 48.5 -2.3 0.0 120 171 08 57 34 08 59 33 UGC09555 12 32 30 40.7 47.7 -2.3 0.0 -27 171 No stop 09 08 33 --- 12 41 31 42.1 45.5 -2.2 0.0 513 206 08 59 34 09 09 08 J1450+0910 12 42 07 43.0 46.1 -2.2 0.0 8 206 09 09 08 09 11 08 =1448+093 12 44 07 43.3 45.6 -2.1 0.0 120 213 09 09 09 09 11 08 UGC09555 12 44 07 42.5 44.9 -2.1 0.0 -27 213 No stop 09 20 08 --- 12 53 08 43.9 42.5 -2.0 0.0 513 248 09 11 09 09 20 43 J1450+0910 12 53 43 44.8 43.1 -2.0 0.0 8 248 09 20 43 09 22 43 =1448+093 12 55 44 45.1 42.5 -1.9 0.0 120 256 09 20 44 Schedule for HART (Code Hh ) Page 3 Observations of the core of the giant radio galaxy J145049+100649 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 17 Oct 2015 Day 290 --- 09 22 43 UGC09555 12 55 44 44.3 41.8 -1.9 0.0 -27 256 No stop 09 31 43 --- 13 04 45 45.7 39.3 -1.8 0.0 513 290 09 22 44 09 35 34 3C286 13 08 37 33.4 6.0 -0.4 0.0 163 290 09 35 34 09 40 24 --- 13 13 38 33.5 4.7 -0.3 0.0 290 309 09 35 35 09 44 13 J1450+0910 13 17 17 48.2 36.2 -1.6 0.0 159 309 09 44 13 09 46 03 =1448+093 13 19 17 48.5 35.6 -1.5 0.0 110 316 09 44 14 09 46 03 UGC09555 13 19 07 47.6 35.0 -1.5 0.0 -27 316 No stop 09 55 03 --- 13 28 09 48.7 32.1 -1.4 0.0 513 351 09 46 04 09 55 38 J1450+0910 13 28 44 49.7 32.5 -1.4 0.0 8 351 09 55 38 09 57 38 =1448+093 13 30 44 49.9 31.8 -1.3 0.0 120 358 09 55 39 09 57 38 UGC09555 13 30 44 49.0 31.2 -1.3 0.0 -27 358 No stop 10 06 38 --- 13 39 46 50.0 28.2 -1.2 0.0 513 393 09 57 39 10 07 15 J1450+0910 13 40 23 51.0 28.5 -1.2 0.0 10 393 10 07 15 10 09 05 =1448+093 13 42 24 51.2 27.8 -1.1 0.0 110 400 10 07 16 10 09 05 UGC09555 13 42 14 50.3 27.3 -1.2 0.0 -27 400 No stop 10 18 05 --- 13 51 15 51.2 24.1 -1.0 0.0 513 435 10 09 06 10 18 40 J1450+0910 13 51 50 52.1 24.4 -1.0 0.0 8 435 10 18 40 10 20 40 =1448+093 13 53 50 52.3 23.6 -1.0 0.0 120 442 10 18 41 10 20 40 UGC09555 13 53 50 51.4 23.2 -1.0 0.0 -27 442 No stop 10 29 40 --- 14 02 52 52.2 19.8 -0.8 0.0 513 477 10 20 41 10 32 42 OQ208 14 05 54 35.7 0.5 -0.0 0.0 118 477 10 32 42 10 37 32 --- 14 10 55 35.7 359.1 0.1 0.0 290 496 10 32 43 10 40 35 J1450+0910 14 13 49 53.8 15.8 -0.6 0.0 117 496 10 40 35 10 42 25 =1448+093 14 15 49 54.0 15.0 -0.6 0.0 110 503 10 40 36 10 42 25 UGC09555 14 15 39 53.0 14.8 -0.6 0.0 -27 503 No stop 10 51 25 --- 14 24 40 53.5 11.2 -0.4 0.0 513 537 10 42 26 10 52 00 J1450+0910 14 25 16 54.4 11.1 -0.4 0.0 8 537 10 52 00 10 54 00 =1448+093 14 27 16 54.5 10.2 -0.4 0.0 120 545 10 52 01 10 54 00 UGC09555 14 27 16 53.6 10.1 -0.4 0.0 -27 545 No stop 11 03 00 --- 14 36 17 53.9 6.4 -0.3 0.0 513 579 10 54 01 Schedule for HART (Code Hh ) Page 4 Observations of the core of the giant radio galaxy J145049+100649 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 17 Oct 2015 Day 290 --- 11 03 35 J1450+0910 14 36 52 54.8 6.2 -0.2 0.0 8 579 11 03 35 11 05 35 =1448+093 14 38 53 54.9 5.3 -0.2 0.0 120 587 11 03 36 11 05 35 UGC09555 14 38 53 53.9 5.3 -0.2 0.0 -27 587 No stop 11 14 35 --- 14 47 54 54.0 1.5 -0.1 0.0 513 622 11 05 36 11 15 10 J1450+0910 14 48 29 55.0 1.2 -0.0 0.0 8 622 11 15 10 11 17 10 =1448+093 14 50 30 55.0 0.3 -0.0 0.0 120 629 11 15 11 11 17 10 UGC09555 14 50 30 54.1 0.4 -0.0 0.0 -27 629 No stop 11 26 10 --- 14 59 31 54.0 356.7 0.1 0.0 513 664 11 17 11 11 29 42 3C286 15 03 03 29.6 337.4 1.5 0.0 144 664 11 29 42 11 34 32 --- 15 08 04 29.2 336.3 1.6 0.0 290 683 11 29 43 11 38 03 J1450+0910 15 11 26 54.7 351.4 0.3 0.0 142 683 11 38 03 11 39 53 =1448+093 15 13 26 54.6 350.5 0.4 0.0 110 690 11 38 04 11 39 53 UGC09555 15 13 16 53.7 351.0 0.4 0.0 -27 690 No stop 11 48 53 --- 15 22 18 53.3 347.3 0.5 0.0 513 724 11 39 54 11 49 28 J1450+0910 15 22 53 54.2 346.6 0.5 0.0 8 724 11 49 28 11 51 28 =1448+093 15 24 53 54.1 345.8 0.6 0.0 120 732 11 49 29 11 51 28 UGC09555 15 24 53 53.2 346.2 0.6 0.0 -27 732 No stop 12 00 28 --- 15 33 55 52.6 342.7 0.7 0.0 513 767 11 51 29 12 01 05 J1450+0910 15 34 32 53.4 341.9 0.7 0.0 10 767 12 01 05 12 02 55 =1448+093 15 36 32 53.3 341.1 0.8 0.0 110 774 12 01 06 12 02 55 UGC09555 15 36 22 52.4 341.7 0.7 0.0 -27 774 No stop 12 11 55 --- 15 45 24 51.7 338.3 0.9 0.0 513 808 12 02 56 12 12 30 J1450+0910 15 45 59 52.6 337.4 0.9 0.0 8 808 12 12 30 12 14 30 =1448+093 15 47 59 52.4 336.7 0.9 0.0 120 816 12 12 31 12 14 30 UGC09555 15 47 59 51.5 337.3 0.9 0.0 -27 816 No stop 12 23 30 --- 15 57 01 50.7 334.0 1.1 0.0 513 851 12 14 31 12 26 20 OQ208 15 59 50 29.4 331.7 1.9 0.0 106 851 12 26 20 12 31 10 --- 16 04 51 28.9 330.6 2.0 0.0 290 869 12 26 21 12 34 03 J1450+0910 16 07 35 50.4 329.6 1.3 0.0 107 869 12 34 03 12 35 53 =1448+093 16 09 35 50.2 328.9 1.3 0.0 110 876 12 34 04 Schedule for HART (Code Hh ) Page 5 Observations of the core of the giant radio galaxy J145049+100649 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 17 Oct 2015 Day 290 --- 12 35 53 UGC09555 16 09 25 49.4 329.7 1.3 0.0 -27 876 No stop 12 44 53 --- 16 18 26 48.3 326.8 1.4 0.0 513 911 12 35 54 12 45 28 J1450+0910 16 19 01 49.0 325.8 1.5 0.0 8 911 12 45 28 12 47 28 =1448+093 16 21 02 48.8 325.1 1.5 0.0 120 919 12 45 29 12 47 28 UGC09555 16 21 02 48.0 326.0 1.5 0.0 -27 919 No stop 12 56 28 --- 16 30 03 46.8 323.2 1.6 0.0 513 953 12 47 29 12 57 03 J1450+0910 16 30 38 47.5 322.1 1.7 0.0 8 953 12 57 03 12 59 03 =1448+093 16 32 39 47.2 321.5 1.7 0.0 120 961 12 57 04 12 59 03 UGC09555 16 32 39 46.5 322.4 1.7 0.0 -27 961 No stop 13 08 03 --- 16 41 40 45.2 319.8 1.8 0.0 513 996 12 59 04 13 08 38 J1450+0910 16 42 15 45.8 318.7 1.8 0.0 8 996 13 08 38 13 10 38 =1448+093 16 44 16 45.5 318.2 1.9 0.0 120 1003 13 08 39 13 10 38 UGC09555 16 44 16 44.8 319.1 1.9 0.0 -27 1003 No stop 13 19 38 --- 16 53 17 43.4 316.6 2.0 0.0 513 1038 13 10 39 13 22 50 3C286 16 56 30 15.4 315.8 3.4 0.0 124 1038 13 22 50 13 27 40 --- 17 01 31 14.6 315.1 3.5 0.0 290 1056 13 22 51 13 30 45 J1450+0910 17 04 26 42.3 312.9 2.2 0.0 115 1056 13 30 45 13 32 35 =1448+093 17 06 26 42.0 312.4 2.3 0.0 110 1063 13 30 46 13 32 35 UGC09555 17 06 16 41.4 313.3 2.2 0.0 -27 1063 No stop 13 41 35 --- 17 15 18 39.9 311.2 2.4 0.0 513 1098 13 32 36 13 42 10 J1450+0910 17 15 53 40.4 310.1 2.4 0.0 8 1098 13 42 10 13 44 10 =1448+093 17 17 53 40.0 309.6 2.4 0.0 120 1106 13 42 11 13 44 10 UGC09555 17 17 53 39.4 310.6 2.4 0.0 -27 1106 No stop 13 53 10 --- 17 26 55 37.9 308.5 2.6 0.0 513 1140 13 44 11 13 57 44 3C345 17 31 30 23.4 350.0 0.8 0.0 188 1140 13 57 44 14 02 34 --- 17 36 31 23.2 349.0 0.9 0.0 290 1159 13 57 45 14 07 17 J1450+0910 17 41 04 35.9 304.6 2.8 0.0 194 1159 14 07 17 14 09 07 =1448+093 17 43 05 35.5 304.2 2.9 0.0 110 1166 14 07 18 14 09 07 UGC09555 17 42 55 35.0 305.2 2.9 0.0 -27 1166 No stop 14 18 07 --- 17 51 56 33.3 303.4 3.0 0.0 513 1201 14 09 08 Schedule for HART (Code Hh ) Page 6 Observations of the core of the giant radio galaxy J145049+100649 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 17 Oct 2015 Day 290 --- 14 18 42 J1450+0910 17 52 31 33.7 302.4 3.0 0.0 8 1201 14 18 42 14 20 42 =1448+093 17 54 32 33.4 302.0 3.1 0.0 120 1208 14 18 43 14 20 42 UGC09555 17 54 32 32.8 303.0 3.0 0.0 -27 1208 No stop 14 29 42 --- 18 03 33 31.1 301.3 3.2 0.0 513 1243 14 20 43 14 31 58 OQ208 18 05 49 11.2 309.4 4.0 0.0 72 1243 14 31 58 14 36 48 --- 18 10 50 10.3 308.7 4.1 0.0 290 1262 14 31 59 14 39 00 J1450+0910 18 12 52 29.8 298.7 3.4 0.0 66 1262 14 39 00 14 40 50 =1448+093 18 14 53 29.4 298.4 3.4 0.0 110 1269 14 39 01 14 40 50 UGC09555 18 14 42 28.9 299.3 3.4 0.0 -27 1269 No stop 14 49 50 --- 18 23 44 27.2 297.8 3.5 0.0 513 1303 14 40 51 14 50 25 J1450+0910 18 24 19 27.5 296.8 3.6 0.0 8 1303 14 50 25 14 52 25 =1448+093 18 26 19 27.1 296.5 3.6 0.0 120 1311 14 50 26 14 52 25 UGC09555 18 26 19 26.6 297.4 3.6 0.0 -27 1311 No stop 15 01 25 --- 18 35 21 24.8 296.0 3.7 0.0 513 1346 14 52 26 15 02 00 J1450+0910 18 35 56 25.2 295.0 3.7 0.0 8 1346 15 02 00 15 04 00 =1448+093 18 37 56 24.8 294.7 3.8 0.0 120 1353 15 02 01 15 04 00 UGC09555 18 37 56 24.3 295.6 3.8 0.0 -27 1353 No stop 15 13 00 --- 18 46 58 22.5 294.2 3.9 0.0 513 1388 15 04 01 15 13 35 J1450+0910 18 47 33 22.8 293.3 3.9 0.0 8 1388 15 13 35 15 15 35 =1448+093 18 49 33 22.4 293.0 4.0 0.0 120 1396 15 13 36 15 15 35 UGC09555 18 49 33 21.9 293.9 4.0 0.0 -27 1396 No stop 15 24 35 --- 18 58 35 20.1 292.6 4.1 0.0 513 1430 15 15 36 15 35 12 J1450+0910 19 09 13 18.3 290.2 4.3 0.0 610 1430 15 35 12 15 37 02 =1448+093 19 11 14 17.8 289.9 4.3 0.0 110 1437 15 35 13 15 37 02 UGC09555 19 11 04 17.5 290.9 4.3 0.0 -27 1437 No stop 15 46 02 --- 19 20 05 15.5 289.7 4.5 0.0 513 1472 15 37 03 15 46 37 J1450+0910 19 20 40 15.8 288.7 4.5 0.0 8 1472 15 46 37 15 48 37 =1448+093 19 22 41 15.4 288.4 4.5 0.0 120 1479 15 46 38 15 48 37 UGC09555 19 22 41 15.0 289.3 4.5 0.0 -27 1479 No stop 15 57 37 --- 19 31 42 13.1 288.2 4.7 0.0 513 1514 15 48 38 Schedule for HART (Code Hh ) Page 7 Observations of the core of the giant radio galaxy J145049+100649 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 17 Oct 2015 Day 290 --- 15 58 12 J1450+0910 19 32 17 13.4 287.2 4.7 0.0 8 1514 15 58 12 16 00 12 =1448+093 19 34 18 12.9 287.0 4.7 0.0 120 1522 15 58 13 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess315.L512 Matching groups in /home/guest/rmc/SCHED/sched11.4/catalogs/freq.dat: hh18cm Values confirmed by E-mail Jonathan Quick 20140219 (CR) ****** Only 64.00 of 128.00 MHz total bandwidth is within the IFs in the setup file before any FREQ or DOPPLER shifts. Setup group: 10 Station: HART Total bit rate: 512 Format: MARK5B Bits per sample: 2 Sample rate: 16.000 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 9 1 9 2 10 2 10 3 11 3 11 4 12 4 12 BBC SB= L L U U L L U U L L U U L L U U IF = A1 C1 A1 C1 A1 C1 A1 C1 A1 C1 A1 C1 A1 C1 A1 C1 The following frequency sets based on these setups were used. Frequency Set: 11 Setup file default. Used with PCAL = off LO sum= 1634.49 1634.49 1634.49 1634.49 1650.49 1650.49 1650.49 1650.49 1666.49 1666.49 1666.49 1666.49 1682.49 1682.49 1682.49 1682.49 BBC fr= 124.49 124.49 124.49 124.49 140.49 140.49 140.49 140.49 156.49 156.49 156.49 156.49 172.49 172.49 172.49 172.49 Bandwd= 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 Matching frequency sets: 11 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) * UGC09555 14 48 23.739225 * 14 50 49.397000 14 51 33.998406 0.00 10 19 09.23120 * 10 06 49.31000 10 03 11.91829 0.00 From catalog imbedded in main SCHED input file. * 4C39.25 09 23 55.319215 * 09 27 03.013936 09 28 00.920337 0.30 J0927+3902 39 15 23.56645 * 39 02 20.85186 38 58 01.68818 0.16 0923+392 /home/guest/rmc/SCHED/sched11.4/catalogs/sources.gsfc J0927+39 GSFC 2015a astro solution, unpublished 245753 observations. * 3C286 13 28 49.657758 * 13 31 08.288051 13 31 50.136426 0.18 J1331+3030 30 45 58.64059 * 30 30 32.95924 30 25 51.23204 0.17 1328+307 /home/guest/rmc/SCHED/sched11.4/catalogs/sources.gsfc J1331+30 GSFC 2015a astro solution, unpublished 225 observations. * OQ208 14 04 45.615156 * 14 07 00.394414 14 07 41.130297 0.24 J1407+2827 28 41 29.23518 * 28 27 14.69022 28 22 58.48911 0.34 1404+286 /home/guest/rmc/SCHED/sched11.4/catalogs/sources.gsfc J1407+28 GSFC 2015a astro solution, unpublished 67871 observations. 1448+093 14 48 04.740055 * 14 50 31.168932 14 51 16.025239 0.13 * J1450+0910 09 22 48.79490 * 09 10 27.95504 09 06 50.20130 0.27 /home/guest/rmc/SCHED/sched11.4/catalogs/sources.gsfc GSFC 2015a astro solution, unpublished 138 observations. * 3C345 16 41 17.606228 * 16 42 58.809966 16 43 29.356876 0.76 J1642+3948 39 54 10.81496 * 39 48 36.99402 39 47 15.94486 0.52 1641+399 /home/guest/rmc/SCHED/sched11.4/catalogs/sources.gsfc J1642+39 GSFC 2015a astro solution, unpublished 53430 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 UGC09555 sess315.L512 1 2 3 4 5 6 7 8 11 12 13 14 + 4.800 365.796 4C39.25 sess315.L512 1 2 3 4 5 6 7 8 11 12 13 0.083 6.500 3C286 sess315.L512 1 2 3 4 5 6 7 8 11 12 13 14 + 0.322 23.683 OQ208 sess315.L512 1 2 3 4 5 6 7 8 11 12 13 14 + 0.322 27.631 J1450+0910 sess315.L512 1 2 3 4 5 6 7 8 11 12 13 14 + 1.067 83.114 3C345 sess315.L512 1 2 3 4 5 6 7 8 11 13 14 15 0.081 7.331 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) UGC09555 28.3 4C39.25 73.6 3C286 39.7 OQ208 38.8 J1450+0910 27.7 3C345 66.6 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