COVER INFORMATION Station: HART (Code Hh ) Experiment: Resolving the mystery of large VLBI-Gaia offsets Exp. Code: ek046c Schedule Version: 1.00 Processed by SCHED version: 11.50 Development version 11.5. Started Apr. 2 PI: Yuri Kovalev Address: Lebedev Physical Institute Profsoyuznaya 84/32 Moscow 117997 Russia Phone: +7 (495) 3332167 EMAIL: yyk@asc.rssi.ru Fax: +7 (495) 3332378 Phone during observation: +7 (915) 1546281 Observing mode: continuum Notes: Schedule for HART (Code Hh ) Page 2 Resolving the mystery of large VLBI-Gaia offsets 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 ---------------------------------------------------------------------------------------- --- Sun 27 Oct 2019 Day 300 --- Next scan frequencies: 4958.49 4958.49 4958.49 4958.49 5022.49 5022.49 5022.49 5022.49 Next BBC frequencies: 358.49 358.49 358.49 358.49 422.49 422.49 422.49 422.49 Next scan bandwidths: 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 00 06 48 J0741+3112 04 17 50 14.9 43.6 -3.4 0.0 0 0 00 06 48 00 10 21 =0738+313 04 21 24 15.4 43.1 -3.4 0.0 213 27 00 06 49 00 10 49 J0745+3142 04 21 52 14.5 43.3 -3.4 0.0 0 27 00 10 49 00 14 22 =0742+318 04 25 26 15.0 42.7 -3.4 0.0 213 55 00 10 50 01 33 26 J0741+3112 05 44 43 26.4 28.0 -2.0 0.0 4716 55 01 33 26 01 36 59 =0738+313 05 48 16 26.8 27.3 -1.9 0.0 213 82 01 33 27 01 37 27 J0745+3142 05 48 44 25.9 27.8 -2.0 0.0 0 82 01 37 27 01 41 00 =0742+318 05 52 18 26.3 27.1 -1.9 0.0 213 110 01 37 28 ---------- >>> Effelsberg pointing check <<< ---------- 01 50 30 J0815+3635 06 01 49 20.0 28.3 -2.2 0.0 528 110 01 50 30 01 54 03 =0812+367 06 05 23 20.3 27.7 -2.2 0.0 213 137 01 50 31 01 55 39 J0839+1802 06 06 59 32.4 44.4 -2.6 0.0 32 137 01 55 39 01 59 12 =0836+182 06 10 33 33.0 43.7 -2.5 0.0 213 165 01 55 40 01 59 38 J0842+1835 06 10 59 32.2 43.7 -2.5 0.0 0 165 01 59 38 02 03 11 =0839+187 06 14 32 32.8 42.9 -2.5 0.0 213 192 01 59 39 02 04 24 J0940+2603 06 15 45 18.3 47.7 -3.4 0.0 17 192 02 04 24 02 07 57 =0937+262 06 19 19 18.9 47.2 -3.4 0.0 213 220 02 04 25 03 34 22 J0741+3112 07 45 58 33.0 359.1 0.1 0.0 5097 220 03 34 22 03 37 55 =0738+313 07 49 32 32.9 358.2 0.1 0.0 213 247 03 34 23 03 38 23 J0745+3142 07 50 00 32.4 359.2 0.1 0.0 0 247 03 38 23 03 41 56 =0742+318 07 53 33 32.4 358.3 0.1 0.0 213 274 03 38 24 03 43 05 J0815+3635 07 54 43 27.4 5.0 -0.4 0.0 28 274 03 43 05 03 46 38 =0812+367 07 58 16 27.4 4.2 -0.3 0.0 213 302 03 43 06 03 48 03 J0839+1802 07 59 42 45.0 13.8 -0.7 0.0 21 302 03 48 03 03 51 36 =0836+182 08 03 15 45.2 12.7 -0.6 0.0 213 329 03 48 04 03 52 02 J0842+1835 08 03 41 44.6 13.2 -0.7 0.0 0 329 03 52 02 03 55 35 =0839+187 08 07 15 44.7 12.0 -0.6 0.0 213 357 03 52 03 Schedule for HART (Code Hh ) Page 3 Resolving the mystery of large VLBI-Gaia offsets 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 ---------------------------------------------------------------------------------------- --- Sun 27 Oct 2019 Day 300 --- 03 57 00 J0940+2603 08 08 40 33.5 25.1 -1.5 0.0 29 357 03 57 00 04 00 33 =0937+262 08 12 13 33.9 24.2 -1.5 0.0 213 384 03 57 01 04 02 03 J1023+3948 08 13 44 17.7 25.8 -2.2 0.0 35 384 04 02 03 04 05 36 =1020+400 08 17 17 18.0 25.2 -2.1 0.0 213 412 04 02 04 04 07 10 J1159+2914 08 18 52 13.5 47.7 -3.7 0.0 19 412 04 07 10 04 10 43 =1156+295 08 22 25 14.1 47.2 -3.6 0.0 213 439 04 07 11 05 11 25 J1159+2914 09 23 17 23.3 37.0 -2.6 0.0 3619 439 05 11 25 05 14 58 =1156+295 09 26 50 23.8 36.4 -2.6 0.0 213 466 05 11 26 05 16 24 J1331+3030 09 28 17 9.0 49.7 -4.1 0.0 14 466 05 16 24 05 19 57 =1328+307 09 31 50 9.6 49.3 -4.0 0.0 213 494 05 16 25 06 12 42 J0741+3112 10 24 45 21.0 323.4 2.7 0.0 2962 494 06 12 42 06 16 15 =0738+313 10 28 18 20.5 322.8 2.8 0.0 213 521 06 12 43 06 16 43 J0745+3142 10 28 46 20.7 323.8 2.7 0.0 0 521 06 16 43 06 20 16 =0742+318 10 32 20 20.2 323.2 2.8 0.0 213 549 06 16 44 06 21 15 J0815+3635 10 33 19 19.8 331.4 2.3 0.0 17 549 06 21 15 06 24 48 =0812+367 10 36 53 19.4 330.7 2.3 0.0 213 576 06 21 16 06 26 14 J0839+1802 10 38 18 37.6 323.8 2.0 0.0 21 576 06 26 14 06 29 47 =0836+182 10 41 52 37.2 323.0 2.0 0.0 213 604 06 26 15 06 30 13 J0842+1835 10 42 18 37.0 323.9 2.0 0.0 0 604 06 30 13 06 33 46 =0839+187 10 45 51 36.5 323.0 2.0 0.0 213 631 06 30 14 06 35 28 J0940+2603 10 47 34 35.7 341.6 1.1 0.0 47 631 06 35 28 06 39 01 =0937+262 10 51 08 35.5 340.7 1.2 0.0 213 659 06 35 29 06 41 06 J1023+3948 10 53 13 24.1 353.9 0.5 0.0 71 659 06 41 06 06 44 39 =1020+400 10 56 47 24.0 353.2 0.5 0.0 213 686 06 41 07 06 46 34 J1159+2914 10 58 41 33.0 16.1 -1.0 0.0 39 686 06 46 34 06 50 07 =1156+295 11 02 15 33.2 15.2 -1.0 0.0 213 713 06 46 35 06 51 35 J1331+3030 11 03 43 23.5 34.5 -2.5 0.0 16 713 06 51 35 06 55 08 =1328+307 11 07 17 23.9 33.8 -2.4 0.0 213 741 06 51 36 06 55 52 J1407+2827 11 08 02 20.7 41.6 -3.0 0.0 0 741 06 55 52 06 59 25 =1404+286 11 11 35 21.2 41.0 -2.9 0.0 213 768 06 55 53 Schedule for HART (Code Hh ) Page 4 Resolving the mystery of large VLBI-Gaia offsets 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 ---------------------------------------------------------------------------------------- --- Sun 27 Oct 2019 Day 300 --- 07 35 51 J0839+1802 11 48 07 26.8 309.0 3.1 0.0 1993 768 07 35 51 07 39 24 =0836+182 11 51 40 26.1 308.3 3.2 0.0 213 796 07 35 52 07 39 50 J0842+1835 11 52 06 26.1 309.2 3.1 0.0 0 796 07 39 50 07 43 23 =0839+187 11 55 40 25.5 308.5 3.2 0.0 213 823 07 39 51 07 44 43 J0940+2603 11 57 00 28.7 325.1 2.3 0.0 24 823 07 44 43 07 48 16 =0937+262 12 00 34 28.2 324.4 2.3 0.0 213 851 07 44 44 07 50 00 J1023+3948 12 02 18 20.5 340.1 1.6 0.0 49 851 07 50 00 07 53 33 =1020+400 12 05 52 20.3 339.4 1.7 0.0 213 878 07 50 01 07 56 33 J1159+2914 12 08 52 34.9 357.8 0.1 0.0 106 878 07 56 33 08 00 06 =1156+295 12 12 26 34.9 356.8 0.2 0.0 213 905 07 56 34 08 01 51 J1331+3030 12 14 11 30.7 19.5 -1.3 0.0 33 905 08 01 51 08 05 24 =1328+307 12 17 45 31.0 18.7 -1.2 0.0 213 933 08 01 52 08 06 11 J1407+2827 12 18 32 29.7 27.7 -1.8 0.0 3 933 08 06 11 08 09 44 =1404+286 12 22 06 30.1 26.9 -1.8 0.0 213 960 08 06 12 08 41 00 J0940+2603 12 53 27 20.5 314.5 3.2 0.0 1714 960 08 41 00 08 44 33 =0937+262 12 57 00 19.9 313.9 3.3 0.0 213 988 08 41 01 08 45 43 J0839+1802 12 58 11 13.6 298.1 4.3 0.0 12 988 08 45 43 08 49 16 =0836+182 13 01 44 12.9 297.6 4.4 0.0 213 1015 08 45 44 08 49 42 J0842+1835 13 02 10 13.0 298.3 4.3 0.0 0 1015 08 49 42 08 53 15 =0839+187 13 05 44 12.3 297.9 4.4 0.0 213 1043 08 49 43 08 55 22 J1023+3948 13 07 51 14.1 328.7 2.7 0.0 49 1043 08 55 22 08 58 55 =1020+400 13 11 24 13.7 328.2 2.8 0.0 213 1070 08 55 23 09 02 15 J1159+2914 13 14 45 32.2 340.8 1.2 0.0 125 1070 09 02 15 09 05 48 =1156+295 13 18 18 31.9 340.0 1.3 0.0 213 1098 09 02 16 09 08 03 J1331+3030 13 20 34 33.6 3.0 -0.2 0.0 63 1098 09 08 03 09 11 36 =1328+307 13 24 07 33.7 2.0 -0.1 0.0 213 1125 09 08 04 09 12 29 J1407+2827 13 25 01 34.8 11.5 -0.7 0.0 9 1125 09 12 29 09 16 02 =1404+286 13 28 35 34.9 10.5 -0.7 0.0 213 1152 09 12 30 09 37 04 J1331+3030 13 49 40 33.5 355.4 0.3 0.0 1217 1152 09 37 04 09 40 35 =1328+307 13 53 12 33.5 354.5 0.4 0.0 211 1180 09 37 05 Schedule for HART (Code Hh ) Page 5 Resolving the mystery of large VLBI-Gaia offsets 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 ---------------------------------------------------------------------------------------- --- Sun 27 Oct 2019 Day 300 --- 09 41 28 J1407+2827 13 54 05 35.6 3.7 -0.2 0.0 8 1180 09 41 28 09 44 59 =1404+286 13 57 36 35.7 2.8 -0.2 0.0 211 1207 09 41 29 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess319.C1024_32 Matching groups in /home/guest/rmc/SCHED/sched11.5/catalogs/freq_RDBE.dat: hh6cm Values confirmed by E-mail Jonathan Quick 20140219 (CR) ****** Only 128.00 of 256.00 MHz total bandwidth is within the IFs in the setup file before any FREQ or DOPPLER shifts. Setup group: 8 Station: HART Total bit rate: 1024 Format: VDIF Bits per sample: 2 Sample rate: 64.000 Number of channels: 8 DBE type: DBBC_DDC Speedup factor: 1.00 Disk used to record data. 1st LO= 4600.00 4600.00 4600.00 4600.00 4600.00 4600.00 4600.00 4600.00 Net SB= L L U U L L U U IF SB = U U U U U U U U Pol. = RCP LCP RCP LCP RCP LCP RCP LCP BBC = 1 9 1 9 2 10 2 10 BBC SB= L L U U L L U U IF = A1 C1 A1 C1 A1 C1 A1 C1 The following frequency sets based on these setups were used. Frequency Set: 15 Setup file default. Used with PCAL = off LO sum= 4958.49 4958.49 4958.49 4958.49 5022.49 5022.49 5022.49 5022.49 BBC fr= 358.49 358.49 358.49 358.49 422.49 422.49 422.49 422.49 Bandwd= 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 Matching frequency sets: 15 Track assignments are: track1= 1, 2, 3, 4, 5, 6, 7, 8 barrel=roll_off POSITIONS OF SOURCES USED IN RECORDING SCANS Source Source position (RA/Dec) Error (B1950) (J2000) (Date) (mas) 0149+710 01 49 20.806509 * 01 53 25.851060 01 55 06.646878 0.52 * J0153+7115 71 00 20.67761 * 71 15 06.46340 71 20 52.78911 0.14 /home/guest/rmc/SCHED/sched11.5/catalogs/rfc_2018a_cat.key rfc_2018a Petrov and Kovalev, in preparation 185 observations 0738+313 07 38 00.178552 * 07 41 10.703301 07 42 24.973353 0.12 * J0741+3112 31 19 02.05890 * 31 12 00.22889 31 09 07.30143 0.10 /home/guest/rmc/SCHED/sched11.5/catalogs/rfc_2018a_cat.key rfc_2018a Petrov and Kovalev, in preparation 11407 observations 0742+318 07 42 30.742935 * 07 45 41.671441 07 46 56.062726 0.18 * J0745+3142 31 50 16.25936 * 31 42 56.61744 31 39 56.58332 0.18 /home/guest/rmc/SCHED/sched11.5/catalogs/rfc_2018a_cat.key rfc_2018a Petrov and Kovalev, in preparation 111 observations 0812+367 08 12 10.710945 * 08 15 25.944864 08 16 41.752401 0.13 * J0815+3635 36 44 27.45312 * 36 35 15.14877 36 31 29.71999 0.10 /home/guest/rmc/SCHED/sched11.5/catalogs/rfc_2018a_cat.key rfc_2018a Petrov and Kovalev, in preparation 4342 observations 0820+560 08 20 53.203690 * 08 24 47.236366 08 26 17.795526 0.18 * J0824+5552 56 02 27.45540 * 55 52 42.66931 55 48 37.93238 0.10 /home/guest/rmc/SCHED/sched11.5/catalogs/rfc_2018a_cat.key rfc_2018a Petrov and Kovalev, in preparation 5477 observations 0836+182 08 36 40.098254 * 08 39 30.721374 08 40 36.895134 0.13 * J0839+1802 18 13 24.80253 * 18 02 47.14256 17 58 35.81254 0.16 /home/guest/rmc/SCHED/sched11.5/catalogs/rfc_2018a_cat.key rfc_2018a Petrov and Kovalev, in preparation 716 observations 0839+187 08 39 14.084300 * 08 42 05.094176 08 43 11.399008 0.11 * J0842+1835 18 46 27.27510 * 18 35 40.99057 18 31 26.14211 0.11 /home/guest/rmc/SCHED/sched11.5/catalogs/rfc_2018a_cat.key rfc_2018a Petrov and Kovalev, in preparation 2039 observations 0850+581 08 50 50.156150 * 08 54 41.996414 08 56 11.270758 0.20 * J0854+5757 58 08 55.67772 * 57 57 29.93906 57 52 46.01394 0.11 /home/guest/rmc/SCHED/sched11.5/catalogs/rfc_2018a_cat.key rfc_2018a Petrov and Kovalev, in preparation 1344 observations 0937+262 09 37 22.003670 * 09 40 14.722784 09 41 21.265045 0.16 * J0940+2603 26 17 07.70830 * 26 03 29.94570 25 58 07.02866 0.25 /home/guest/rmc/SCHED/sched11.5/catalogs/rfc_2018a_cat.key rfc_2018a Petrov and Kovalev, in preparation 65 observations 1003+830 10 03 25.755735 * 10 10 15.783048 10 12 43.899111 1.25 * J1010+8250 83 04 56.60730 * 82 50 14.38373 82 44 10.33288 0.14 /home/guest/rmc/SCHED/sched11.5/catalogs/rfc_2018a_cat.key rfc_2018a Petrov and Kovalev, in preparation 190 observations 1020+400 10 20 14.564689 * 10 23 11.565665 10 24 19.280640 0.13 * J1023+3948 40 03 26.57363 * 39 48 15.38532 39 42 13.23218 0.11 /home/guest/rmc/SCHED/sched11.5/catalogs/rfc_2018a_cat.key rfc_2018a Petrov and Kovalev, in preparation 1594 observations 1124+455 11 24 13.766459 * 11 26 57.654951 11 27 59.755109 0.19 * J1126+4516 45 32 36.89523 * 45 16 06.28414 45 09 35.28374 0.17 /home/guest/rmc/SCHED/sched11.5/catalogs/rfc_2018a_cat.key rfc_2018a Petrov and Kovalev, in preparation 169 observations 1146+531 11 46 18.019057 * 11 48 56.569084 11 49 56.158573 0.24 * J1148+5254 53 11 05.71063 * 52 54 25.32289 52 47 50.19468 0.14 /home/guest/rmc/SCHED/sched11.5/catalogs/rfc_2018a_cat.key rfc_2018a Petrov and Kovalev, in preparation 159 observations 1156+295 11 56 57.786210 * 11 59 31.833911 12 00 30.390425 0.11 * J1159+2914 29 31 25.73872 * 29 14 43.82682 29 08 14.31797 0.10 /home/guest/rmc/SCHED/sched11.5/catalogs/rfc_2018a_cat.key rfc_2018a Petrov and Kovalev, in preparation 93824 observations 1214+588 12 14 44.916752 * 12 17 11.018812 12 18 05.293139 0.38 * J1217+5835 58 52 05.64160 * 58 35 26.24606 58 28 52.46269 0.20 /home/guest/rmc/SCHED/sched11.5/catalogs/rfc_2018a_cat.key rfc_2018a Petrov and Kovalev, in preparation 190 observations 1231+481 12 31 50.237054 * 12 34 13.330775 12 35 06.995147 0.19 * J1234+4753 48 10 22.70476 * 47 53 51.23617 47 47 23.95576 0.15 /home/guest/rmc/SCHED/sched11.5/catalogs/rfc_2018a_cat.key rfc_2018a Petrov and Kovalev, in preparation 395 observations 1328+307 13 28 49.657783 * 13 31 08.288075 13 32 00.635492 0.18 * J1331+3030 30 45 58.64055 * 30 30 32.95919 30 24 37.99410 0.17 /home/guest/rmc/SCHED/sched11.5/catalogs/rfc_2018a_cat.key rfc_2018a Petrov and Kovalev, in preparation 603 observations 1333+459 13 33 15.707444 * 13 35 21.962227 13 36 09.075399 0.20 * J1335+4542 45 57 56.43914 * 45 42 38.23211 45 36 44.31637 0.13 /home/guest/rmc/SCHED/sched11.5/catalogs/rfc_2018a_cat.key rfc_2018a Petrov and Kovalev, in preparation 136 observations 1404+286 14 04 45.615157 * 14 07 00.394415 14 07 51.269886 0.11 * J1407+2827 28 41 29.23512 * 28 27 14.69015 28 21 49.63769 0.10 /home/guest/rmc/SCHED/sched11.5/catalogs/rfc_2018a_cat.key rfc_2018a Petrov and Kovalev, in preparation 72228 observations 1435+638 14 35 37.240605 * 14 36 45.802154 14 37 09.474701 0.23 * J1436+6336 63 49 35.85998 * 63 36 37.86631 63 31 40.80391 0.10 /home/guest/rmc/SCHED/sched11.5/catalogs/rfc_2018a_cat.key rfc_2018a Petrov and Kovalev, in preparation 1906 observations 1623+578 16 23 27.706688 * 16 24 24.807567 16 24 44.899949 0.19 * J1624+5741 57 48 03.95393 * 57 41 16.28097 57 38 51.80838 0.10 /home/guest/rmc/SCHED/sched11.5/catalogs/rfc_2018a_cat.key rfc_2018a Petrov and Kovalev, in preparation 6591 observations 1637+574 16 37 17.425181 * 16 38 13.456296 16 38 33.229551 0.19 * J1638+5720 57 26 15.76131 * 57 20 23.97902 57 18 22.13799 0.10 /home/guest/rmc/SCHED/sched11.5/catalogs/rfc_2018a_cat.key rfc_2018a Petrov and Kovalev, in preparation 11099 observations 1656+477 16 56 39.600756 * 16 58 02.779585 16 58 33.597698 0.15 * J1658+4737 47 42 19.63006 * 47 37 49.23077 47 36 20.47456 0.10 /home/guest/rmc/SCHED/sched11.5/catalogs/rfc_2018a_cat.key rfc_2018a Petrov and Kovalev, in preparation 1396 observations 1928+738 19 28 49.350194 * 19 27 48.495147 19 27 23.225532 0.37 * J1927+7358 73 51 44.92748 * 73 58 01.56992 74 00 48.34803 0.10 /home/guest/rmc/SCHED/sched11.5/catalogs/rfc_2018a_cat.key rfc_2018a Petrov and Kovalev, in preparation 7201 observations 2030+547 20 30 29.095869 * 20 31 47.958535 20 32 18.733014 0.18 * J2031+5455 54 44 49.23056 * 54 55 03.13949 54 59 24.22629 0.11 /home/guest/rmc/SCHED/sched11.5/catalogs/rfc_2018a_cat.key rfc_2018a Petrov and Kovalev, in preparation 1783 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 J0153+7115 sess319.C1024_32 1 2 3 4 5 6 7 8 9 10 14 0.296 26.097 J0741+3112 sess319.C1024_32 1 2 3 4 5 6 7 8 9 10 14 15 0.296 25.727 J0745+3142 sess319.C1024_32 1 2 3 4 5 6 7 8 9 10 14 15 0.296 27.721 J0815+3635 sess319.C1024_32 1 2 3 4 5 6 7 8 9 10 14 15 0.296 26.054 J0824+5552 sess319.C1024_32 1 2 3 4 5 6 7 8 9 10 14 0.296 22.116 J0839+1802 sess319.C1024_32 1 2 3 4 5 6 7 8 9 10 14 15 0.296 21.688 J0842+1835 sess319.C1024_32 1 2 3 4 5 6 7 8 9 10 14 15 0.296 22.769 J0854+5757 sess319.C1024_32 1 2 3 4 5 6 7 8 9 10 14 0.296 22.267 J0940+2603 sess319.C1024_32 1 2 3 4 5 6 7 8 9 10 14 15 0.296 25.383 J1010+8250 sess319.C1024_32 1 2 3 4 5 6 7 8 9 10 14 0.296 24.395 J1023+3948 sess319.C1024_32 1 2 3 4 5 6 7 8 9 10 14 15 0.296 27.600 J1126+4516 sess319.C1024_32 1 2 3 4 5 6 7 8 9 10 14 0.296 22.090 J1148+5254 sess319.C1024_32 1 2 3 4 5 6 7 8 9 10 14 0.296 22.231 J1159+2914 sess319.C1024_32 1 2 3 4 5 6 7 8 9 10 14 15 0.296 27.935 J1217+5835 sess319.C1024_32 1 2 3 4 5 6 7 8 9 10 14 0.296 22.922 J1234+4753 sess319.C1024_32 1 2 3 4 5 6 7 8 9 10 14 0.295 23.632 J1331+3030 sess319.C1024_32 1 2 3 4 5 6 7 8 9 10 14 15 0.295 30.848 J1335+4542 sess319.C1024_32 1 2 3 4 5 6 7 8 9 10 14 0.295 23.251 J1407+2827 sess319.C1024_32 1 2 3 4 5 6 7 8 9 10 14 15 0.295 29.936 J1436+6336 sess319.C1024_32 1 3 4 5 6 7 8 9 10 14 0.296 21.927 J1624+5741 sess319.C1024_32 1 3 4 5 6 7 8 9 10 14 0.296 20.871 J1638+5720 sess319.C1024_32 1 3 4 5 6 7 8 9 10 14 0.296 20.881 J1658+4737 sess319.C1024_32 1 2 3 4 5 6 7 8 9 10 14 0.295 19.494 J1927+7358 sess319.C1024_32 1 2 3 4 5 6 7 8 9 10 14 0.296 22.089 J2031+5455 sess319.C1024_32 1 2 3 4 5 6 7 8 9 10 14 0.295 18.125 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) J0153+7115 121.3 J0741+3112 101.2 J0745+3142 100.4 J0815+3635 95.2 J0824+5552 97.5 J0839+1802 85.6 J0842+1835 85.2 J0854+5757 94.0 J0940+2603 74.8 J1010+8250 98.7 J1023+3948 73.2 J1126+4516 67.8 J1148+5254 71.6 J1159+2914 51.5 J1217+5835 74.4 J1234+4753 63.7 J1331+3030 43.8 J1335+4542 58.6 J1407+2827 41.0 J1436+6336 76.4 J1624+5741 76.0 J1638+5720 76.8 J1658+4737 71.6 J1927+7358 99.6 J2031+5455 104.3 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