COVER INFORMATION Station: HART (Code Hh ) Experiment: LIRGI - Source group 1 - Run d Exp. Code: EP088E Schedule Version: 1.00 Processed by SCHED version: 11.00 Release of Feb. 15, 2013 PI: Miguel A. Perez-Torres Address: IAA - CSIC Glorieta de la Astronomia s/n 18008 Granada, Spain Phone: +34-958230644 EMAIL: torres@iaa.es Fax: +34-958814530 Phone during observation: +34-665252538 Observing mode: 1024 Mbps Notes: Phase-ref of EVN LIRGI sources Re-obs of first 18cm observing epoch of NGC0695, VV250a, UGC08058, IRASF17132, NGC6670b and NGC7674 Schedule for HART (Code Hh ) Page 2 LIRGI - Source group 1 - Run d 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 ---------------------------------------------------------------------------------------- --- Mon 2 Jun 2014 Day 153 --- 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 03 00 00 3C454.3 21 32 47 43.4 27.5 -1.4 0.0 0 0 03 00 00 03 03 34 --- 21 36 21 43.8 26.5 -1.3 0.0 214 27 03 00 01 03 03 34 3C454.3 21 36 21 43.8 26.5 -1.3 0.0 -20 27 03 03 54 03 07 12 --- 21 40 00 44.1 25.4 -1.2 0.0 198 55 03 03 35 07 33 22 J2327+0940 02 06 54 37.5 307.6 2.6 0.0 15927 55 07 33 22 07 38 52 --- 02 12 25 36.5 306.4 2.7 0.0 330 98 07 33 23 07 39 32 NGC7674 02 13 05 37.1 305.5 2.7 0.0 13 98 07 39 32 07 44 50 --- 02 18 24 36.1 304.4 2.8 0.0 318 138 07 39 33 07 44 50 J2327+0940 02 18 24 35.4 305.2 2.8 0.0 -27 138 07 45 17 07 45 50 --- 02 19 24 35.2 305.0 2.9 0.0 33 146 07 44 51 07 46 30 NGC7674 02 20 04 35.8 304.1 2.9 0.0 13 146 07 46 30 07 51 50 --- 02 25 25 34.8 303.0 2.9 0.0 320 187 07 46 31 07 51 50 J2327+0940 02 25 25 34.1 303.8 3.0 0.0 -27 187 07 52 17 07 52 50 --- 02 26 25 33.9 303.6 3.0 0.0 33 195 07 51 51 07 53 30 NGC7674 02 27 05 34.4 302.7 3.0 0.0 13 195 07 53 30 07 58 55 --- 02 32 31 33.4 301.7 3.1 0.0 325 237 07 53 31 07 58 55 J2327+0940 02 32 31 32.8 302.4 3.1 0.0 -27 237 07 59 22 07 59 55 --- 02 33 31 32.6 302.2 3.1 0.0 33 244 07 58 56 08 00 35 NGC7674 02 34 11 33.1 301.4 3.1 0.0 13 244 08 00 35 08 06 00 --- 02 39 37 32.0 300.4 3.2 0.0 325 286 08 00 36 08 06 00 J2327+0940 02 39 37 31.4 301.1 3.2 0.0 -27 286 08 06 27 08 07 00 --- 02 40 37 31.2 301.0 3.2 0.0 33 294 08 06 01 08 07 40 NGC7674 02 41 17 31.7 300.1 3.2 0.0 13 294 08 07 40 08 13 05 --- 02 46 43 30.7 299.1 3.3 0.0 325 335 08 07 41 08 13 05 J2327+0940 02 46 43 30.0 299.9 3.3 0.0 -27 335 08 13 32 08 14 05 --- 02 47 44 29.8 299.7 3.3 0.0 33 343 08 13 06 Schedule for HART (Code Hh ) Page 3 LIRGI - Source group 1 - Run d 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 ---------------------------------------------------------------------------------------- --- Mon 2 Jun 2014 Day 153 --- 08 14 45 NGC7674 02 48 24 30.3 298.8 3.3 0.0 13 343 08 14 45 08 20 05 --- 02 53 44 29.3 297.9 3.4 0.0 320 384 08 14 46 08 20 05 J2327+0940 02 53 44 28.7 298.7 3.4 0.0 -27 384 08 20 32 08 21 05 --- 02 54 45 28.5 298.5 3.4 0.0 33 392 08 20 06 08 21 45 NGC7674 02 55 25 28.9 297.6 3.4 0.0 13 392 08 21 45 08 27 10 --- 03 00 51 27.9 296.7 3.5 0.0 325 433 08 21 46 08 27 10 J2327+0940 03 00 51 27.3 297.5 3.5 0.0 -27 433 08 27 37 08 28 10 --- 03 01 51 27.1 297.3 3.6 0.0 33 441 08 27 11 08 28 50 NGC7674 03 02 31 27.5 296.5 3.6 0.0 13 441 08 28 50 08 34 15 --- 03 07 57 26.4 295.6 3.7 0.0 325 483 08 28 51 08 34 15 J2327+0940 03 07 57 25.8 296.4 3.7 0.0 -27 483 08 34 42 08 35 15 --- 03 08 57 25.6 296.2 3.7 0.0 33 490 08 34 16 08 35 55 NGC7674 03 09 37 26.1 295.3 3.7 0.0 13 490 08 35 55 08 41 20 --- 03 15 03 25.0 294.5 3.8 0.0 325 532 08 35 56 08 41 20 J2327+0940 03 15 03 24.4 295.3 3.8 0.0 -27 532 08 41 47 08 42 20 --- 03 16 03 24.2 295.1 3.8 0.0 33 540 08 41 21 08 43 00 NGC7674 03 16 43 24.6 294.3 3.8 0.0 13 540 08 43 00 08 48 20 --- 03 22 04 23.5 293.5 3.9 0.0 320 581 08 43 01 08 48 20 J2327+0940 03 22 04 23.0 294.2 3.9 0.0 -27 581 08 48 47 08 49 20 --- 03 23 04 22.8 294.1 3.9 0.0 33 588 08 48 21 08 50 00 NGC7674 03 23 44 23.2 293.2 3.9 0.0 13 588 08 50 00 08 55 25 --- 03 29 10 22.1 292.4 4.0 0.0 325 630 08 50 01 08 55 25 J2327+0940 03 29 10 21.5 293.2 4.0 0.0 -27 630 08 55 52 08 56 25 --- 03 30 10 21.3 293.0 4.0 0.0 33 638 08 55 26 08 57 05 NGC7674 03 30 51 21.7 292.2 4.0 0.0 13 638 08 57 05 09 02 30 --- 03 36 16 20.6 291.4 4.1 0.0 325 679 08 57 06 09 02 30 J2327+0940 03 36 16 20.0 292.2 4.1 0.0 -27 679 09 02 57 09 03 30 --- 03 37 17 19.8 292.0 4.1 0.0 33 687 09 02 31 09 04 10 NGC7674 03 37 57 20.2 291.2 4.2 0.0 13 687 09 04 10 09 09 35 --- 03 43 23 19.1 290.4 4.2 0.0 325 729 09 04 11 Schedule for HART (Code Hh ) Page 4 LIRGI - Source group 1 - Run d 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 ---------------------------------------------------------------------------------------- --- Mon 2 Jun 2014 Day 153 --- 09 09 35 J2327+0940 03 43 23 18.5 291.2 4.3 0.0 -27 729 09 10 02 09 10 35 --- 03 44 23 18.3 291.0 4.3 0.0 33 737 09 09 36 09 11 15 NGC7674 03 45 03 18.7 290.2 4.3 0.0 13 737 09 11 15 09 16 35 --- 03 50 24 17.6 289.5 4.4 0.0 320 778 09 11 16 09 16 35 J2327+0940 03 50 24 17.1 290.2 4.4 0.0 -27 778 09 17 02 09 17 35 --- 03 51 24 16.9 290.1 4.4 0.0 33 785 09 16 36 09 18 15 NGC7674 03 52 04 17.2 289.3 4.4 0.0 13 785 09 18 15 09 23 40 --- 03 57 30 16.1 288.6 4.5 0.0 325 827 09 18 16 09 23 40 J2327+0940 03 57 30 15.6 289.3 4.5 0.0 -27 827 09 24 07 09 24 40 --- 03 58 30 15.3 289.2 4.5 0.0 33 835 09 23 41 09 25 20 NGC7674 03 59 10 15.7 288.3 4.5 0.0 13 835 09 25 20 09 30 45 --- 04 04 36 14.6 287.6 4.6 0.0 325 876 09 25 21 09 30 45 J2327+0940 04 04 36 14.0 288.4 4.6 0.0 -27 876 09 31 12 09 31 45 --- 04 05 36 13.8 288.3 4.6 0.0 33 884 09 30 46 09 32 25 NGC7674 04 06 16 14.2 287.4 4.6 0.0 13 884 09 32 25 09 37 50 --- 04 11 42 13.0 286.7 4.7 0.0 325 926 09 32 26 09 37 50 J2327+0940 04 11 42 12.5 287.5 4.7 0.0 -27 926 09 38 17 09 38 50 --- 04 12 42 12.3 287.4 4.7 0.0 33 933 09 37 51 09 39 30 NGC7674 04 13 23 12.7 286.5 4.7 0.0 13 933 09 39 30 09 44 50 --- 04 18 43 11.5 285.9 4.8 0.0 320 974 09 39 31 09 44 50 J2327+0940 04 18 43 11.0 286.6 4.8 0.0 -27 974 09 45 17 09 45 50 --- 04 19 44 10.8 286.5 4.9 0.0 33 982 09 44 51 09 45 50 J0152+2207 04 19 44 30.2 320.2 2.4 0.0 -99 982 09 47 29 09 48 40 --- 04 22 34 29.8 319.6 2.5 0.0 71 1004 09 45 51 09 49 20 NGC0695 04 23 14 29.2 319.6 2.5 0.0 15 1004 09 49 20 09 54 40 --- 04 28 35 28.4 318.5 2.6 0.0 320 1045 09 49 21 09 54 40 J0152+2207 04 28 35 28.9 318.4 2.6 0.0 -25 1045 09 55 05 09 55 40 --- 04 29 35 28.8 318.2 2.6 0.0 35 1053 09 54 41 09 56 20 NGC0695 04 30 15 28.2 318.2 2.6 0.0 15 1053 09 56 20 10 01 40 --- 04 35 36 27.4 317.1 2.7 0.0 320 1094 09 56 21 Schedule for HART (Code Hh ) Page 5 LIRGI - Source group 1 - Run d 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 ---------------------------------------------------------------------------------------- --- Mon 2 Jun 2014 Day 153 --- 10 01 40 J0152+2207 04 35 36 27.9 317.0 2.7 0.0 -25 1094 10 02 05 10 02 40 --- 04 36 36 27.7 316.8 2.7 0.0 35 1101 10 01 41 10 03 20 NGC0695 04 37 16 27.1 316.8 2.8 0.0 15 1101 10 03 20 10 08 40 --- 04 42 37 26.3 315.8 2.8 0.0 320 1142 10 03 21 10 08 40 J0152+2207 04 42 37 26.8 315.6 2.8 0.0 -25 1142 10 09 05 10 09 40 --- 04 43 37 26.6 315.5 2.8 0.0 35 1150 10 08 41 10 10 20 NGC0695 04 44 18 26.0 315.5 2.9 0.0 15 1150 10 10 20 10 15 40 --- 04 49 38 25.2 314.5 3.0 0.0 320 1191 10 10 21 10 15 40 J0152+2207 04 49 38 25.7 314.3 2.9 0.0 -25 1191 10 16 05 10 16 40 --- 04 50 39 25.5 314.1 3.0 0.0 35 1199 10 15 41 10 17 20 NGC0695 04 51 19 24.9 314.2 3.0 0.0 15 1199 10 17 20 10 22 40 --- 04 56 40 24.0 313.2 3.1 0.0 320 1240 10 17 21 10 22 40 J0152+2207 04 56 40 24.5 313.1 3.1 0.0 -25 1240 10 23 05 10 23 40 --- 04 57 40 24.3 312.9 3.1 0.0 35 1247 10 22 41 10 24 20 NGC0695 04 58 20 23.7 312.9 3.1 0.0 15 1247 10 24 20 10 29 40 --- 05 03 41 22.9 312.0 3.2 0.0 320 1288 10 24 21 10 29 40 J0152+2207 05 03 41 23.3 311.8 3.2 0.0 -25 1288 10 30 05 10 30 40 --- 05 04 41 23.2 311.6 3.2 0.0 35 1296 10 29 41 10 31 20 NGC0695 05 05 21 22.6 311.7 3.2 0.0 15 1296 10 31 20 10 36 40 --- 05 10 42 21.7 310.8 3.3 0.0 320 1337 10 31 21 10 36 40 J0152+2207 05 10 42 22.2 310.6 3.3 0.0 -25 1337 10 37 05 10 37 40 --- 05 11 42 22.0 310.4 3.3 0.0 35 1345 10 36 41 10 38 20 NGC0695 05 12 22 21.4 310.5 3.3 0.0 15 1345 10 38 20 10 43 40 --- 05 17 43 20.5 309.6 3.4 0.0 320 1386 10 38 21 10 43 40 J0152+2207 05 17 43 21.0 309.4 3.4 0.0 -25 1386 10 44 05 10 44 40 --- 05 18 43 20.8 309.3 3.4 0.0 35 1394 10 43 41 10 45 20 NGC0695 05 19 23 20.2 309.4 3.5 0.0 15 1394 10 45 20 10 50 40 --- 05 24 44 19.2 308.5 3.5 0.0 320 1435 10 45 21 10 50 40 J0152+2207 05 24 44 19.7 308.3 3.5 0.0 -25 1435 10 51 05 10 51 40 --- 05 25 44 19.5 308.2 3.5 0.0 35 1442 10 50 41 Schedule for HART (Code Hh ) Page 6 LIRGI - Source group 1 - Run d 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 ---------------------------------------------------------------------------------------- --- Mon 2 Jun 2014 Day 153 --- 10 52 20 NGC0695 05 26 24 18.9 308.3 3.6 0.0 15 1442 10 52 20 10 57 40 --- 05 31 45 18.0 307.4 3.7 0.0 320 1483 10 52 21 10 57 40 J0152+2207 05 31 45 18.5 307.2 3.6 0.0 -25 1483 10 58 05 10 58 40 --- 05 32 46 18.3 307.1 3.7 0.0 35 1491 10 57 41 10 59 20 NGC0695 05 33 26 17.7 307.2 3.7 0.0 15 1491 10 59 20 11 04 40 --- 05 38 47 16.7 306.4 3.8 0.0 320 1532 10 59 21 11 04 40 J0152+2207 05 38 47 17.2 306.1 3.8 0.0 -25 1532 11 05 05 11 05 40 --- 05 39 47 17.0 306.0 3.8 0.0 35 1540 11 04 41 11 06 20 NGC0695 05 40 27 16.4 306.1 3.8 0.0 15 1540 11 06 20 11 11 40 --- 05 45 48 15.5 305.3 3.9 0.0 320 1581 11 06 21 11 11 40 J0152+2207 05 45 48 15.9 305.1 3.9 0.0 -25 1581 11 12 05 11 12 40 --- 05 46 48 15.7 305.0 3.9 0.0 35 1588 11 11 41 11 13 20 NGC0695 05 47 28 15.1 305.1 3.9 0.0 15 1588 11 13 20 11 18 40 --- 05 52 49 14.2 304.3 4.0 0.0 320 1629 11 13 21 11 18 40 J0152+2207 05 52 49 14.6 304.1 4.0 0.0 -25 1629 11 19 05 11 19 40 --- 05 53 49 14.4 303.9 4.0 0.0 35 1637 11 18 41 11 20 20 NGC0695 05 54 29 13.8 304.1 4.0 0.0 15 1637 11 20 20 11 25 40 --- 05 59 50 12.8 303.3 4.1 0.0 320 1678 11 20 21 11 25 40 J0152+2207 05 59 50 13.3 303.1 4.1 0.0 -25 1678 11 26 05 11 26 40 --- 06 00 50 13.1 303.0 4.1 0.0 35 1686 11 25 41 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess214.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: 9 Station: HART 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= 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: 11 Setup file default. 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: 11 Track assignments are: track1= 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30, 32 barrel=roll_off POSITIONS OF SOURCES USED IN RECORDING SCANS Source Source position (RA/Dec) Error (B1950) (J2000) (Date) (mas) * NGC0695 01 48 27.865737 * 01 51 14.360000 01 52 02.109275 0.00 22 20 04.49740 * 22 34 53.60000 22 38 59.51110 0.00 From catalog imbedded in main SCHED input file. * J0152+2207 01 49 31.744135 * 01 52 18.059046 01 53 05.747998 0.00 21 52 20.74791 * 22 07 07.69979 22 11 13.06159 0.00 From catalog imbedded in main SCHED input file. * VV250A 13 13 41.827997 * 13 15 34.960000 13 16 08.451693 0.00 62 23 17.94084 * 62 07 28.80000 62 03 08.70428 0.00 From catalog imbedded in main SCHED input file. * J1302+5748 13 00 47.131441 * 13 02 52.465277 13 03 29.322176 0.00 58 04 43.18811 * 57 48 37.60932 57 44 11.98645 0.00 From catalog imbedded in main SCHED input file. * IRASF17132 17 13 13.492841 * 17 14 19.790000 17 14 41.162398 0.00 53 13 49.22408 * 53 10 28.60000 53 09 36.37359 0.00 From catalog imbedded in main SCHED input file. * J1740+5211 17 39 29.003552 * 17 40 36.977849 17 40 58.829813 0.00 52 13 10.43849 * 52 11 43.40743 52 11 22.64080 0.00 From catalog imbedded in main SCHED input file. * NGC6670B 18 32 54.385680 * 18 33 34.300000 18 33 48.427100 0.00 59 50 53.33524 * 59 53 18.20000 59 54 00.71993 0.00 From catalog imbedded in main SCHED input file. * J1824+5651 18 23 14.951499 * 18 24 07.068377 18 24 24.552683 0.00 56 49 18.07202 * 56 51 01.49083 56 51 32.90446 0.00 From catalog imbedded in main SCHED input file. * NGC7674 23 25 24.417983 * 23 27 56.720000 23 28 40.940413 0.00 08 30 12.56310 * 08 46 44.10000 08 51 28.69840 0.00 From catalog imbedded in main SCHED input file. * J2327+0940 23 25 01.451380 * 23 27 33.580562 23 28 17.763570 0.00 09 23 38.17562 * 09 40 09.46273 09 44 53.71024 0.00 From catalog imbedded in main SCHED input file. * UGC08058 12 54 05.003420 * 12 56 14.240000 12 56 52.156181 0.00 57 08 38.04347 * 56 52 25.10000 56 47 57.12907 0.00 From catalog imbedded in main SCHED input file. J2253+1608 22 51 29.519738 * 22 53 57.747937 22 54 41.060072 0.68 * 3C454.3 15 52 54.34810 * 16 08 53.56093 16 13 27.83430 0.72 2251+158 /Users/herrero/sched110/catalogs/sources.vlba J2253+16 GSFC 2011B astro solution 39747 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 NGC0695 sess214.L1024 1 2 3 4 5 6 7 11 12 1.244 56.000 J0152+2207 sess214.L1024 1 2 3 4 5 6 7 11 12 0.281 7.652 VV250A sess214.L1024 1 3 4 5 6 7 10 12 1.333 56.252 J1302+5748 sess214.L1024 1 2 3 4 5 6 7 10 12 0.700 17.720 IRASF17132 sess214.L1024 1 2 3 4 5 6 7 12 1.589 71.007 J1740+5211 sess214.L1024 1 2 3 4 5 6 7 12 0.478 10.009 NGC6670B sess214.L1024 1 2 3 4 5 6 7 12 1.544 67.950 J1824+5651 sess214.L1024 1 2 3 4 5 6 7 12 0.425 11.615 NGC7674 sess214.L1024 1 2 3 4 5 6 7 11 12 1.616 70.848 J2327+0940 sess214.L1024 1 2 3 4 5 6 7 11 12 0.392 9.463 UGC08058 sess214.L1024 1 2 3 4 5 6 7 10 12 1.244 57.244 3C454.3 sess214.L1024 1 2 3 4 5 6 7 10 11 12 0.120 7.758 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) NGC0695 38.9 J0152+2207 38.7 VV250A 86.4 J1302+5748 88.2 IRASF17132 104.3 J1740+5211 104.5 NGC6670B 94.7 J1824+5651 98.0 NGC7674 75.7 J2327+0940 75.5 UGC08058 88.1 3C454.3 80.9 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