COVER INFORMATION Station: WSTRBORK (Code Wb ) Experiment: Confirmation of close dual quasars at z=0.6-2.5 Exp. Code: ES103E Schedule Version: 2.00 Processed by SCHED version: 11.60 Release 11.6; April 2020 PI: Yiping SHU Address: Purple Mountain Observatory, Chinese Academy of Sciences No. 10 Yuanhua Road Nanjing China Phone: +86 15946854256 EMAIL: yiping.shu@pmo.ac.cn Fax: Phone during observation: +86 15946854256 Observing mode: vlbi Notes: # Please turn PHASE CAL ON # Version: corrected the list of scheduled stations. COVER LETTER: Schedule for WSTRBORK (Code Wb ) Page 2 Confirmation of close dual quasars at z=0.6-2.5 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 6 Nov 2022 Day 310 --- Next scan frequencies: 8383.49 8383.49 8383.49 8383.49 8447.49 8447.49 8447.49 8447.49 Next BBC frequencies: 371.49 371.49 371.49 371.49 435.49 435.49 435.49 435.49 Next scan bandwidths: 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 01 00 00 J0927+3902 04 27 19 38.4 73.6 -5.0 0.0 0 0 01 00 00 01 06 00 =4C39.25 04 33 20 39.2 74.6 -4.9 0.0 360 46 01 00 01 01 07 00 J0919+3324 04 34 20 36.7 81.4 -4.8 0.0 28 46 01 07 00 01 13 00 =0916+336 04 40 21 37.6 82.5 -4.7 0.0 360 93 01 07 01 01 13 00 SDSSJ0908+34 04 40 21 40.1 83.0 -4.5 0.0 -22 93 No stop 01 16 00 --- 04 43 22 40.6 83.6 -4.5 0.0 158 116 01 13 01 01 16 30 J0919+3324 04 43 52 38.1 83.1 -4.6 0.0 9 116 01 16 30 01 18 30 =0916+336 04 45 52 38.4 83.5 -4.6 0.0 120 131 01 16 31 01 18 30 SDSSJ0908+34 04 45 52 40.9 84.0 -4.4 0.0 -22 131 No stop 01 21 30 --- 04 48 53 41.4 84.6 -4.4 0.0 158 155 01 18 31 01 21 30 J0919+3324 04 48 53 38.9 84.1 -4.5 0.0 -21 155 No stop 01 23 30 =0916+336 04 50 53 39.2 84.4 -4.5 0.0 99 170 01 21 31 01 23 30 SDSSJ0908+34 04 50 53 41.7 85.0 -4.3 0.0 -22 170 No stop 01 26 30 --- 04 53 54 42.1 85.5 -4.3 0.0 158 193 01 23 31 01 27 00 J0919+3324 04 54 24 39.7 85.1 -4.4 0.0 9 193 01 27 00 01 29 00 =0916+336 04 56 24 40.0 85.5 -4.4 0.0 120 209 01 27 01 01 29 00 SDSSJ0908+34 04 56 24 42.5 86.0 -4.2 0.0 -22 209 No stop 01 32 00 --- 04 59 24 43.0 86.6 -4.2 0.0 158 232 01 29 01 01 32 00 J0919+3324 04 59 24 40.5 86.1 -4.4 0.0 -21 232 No stop 01 34 00 =0916+336 05 01 25 40.8 86.4 -4.3 0.0 99 247 01 32 01 01 34 00 SDSSJ0908+34 05 01 25 43.3 87.0 -4.1 0.0 -22 247 No stop 01 37 00 --- 05 04 25 43.7 87.6 -4.1 0.0 158 271 01 34 01 01 37 30 J0919+3324 05 04 55 41.3 87.1 -4.3 0.0 9 271 01 37 30 01 39 30 =0916+336 05 06 56 41.6 87.5 -4.2 0.0 120 286 01 37 31 01 39 30 SDSSJ0908+34 05 06 56 44.1 88.0 -4.1 0.0 -22 286 No stop 01 42 30 --- 05 09 56 44.6 88.6 -4.0 0.0 158 309 01 39 31 01 42 30 J0919+3324 05 09 56 42.0 88.1 -4.2 0.0 -21 309 No stop 01 44 30 =0916+336 05 11 57 42.3 88.5 -4.1 0.0 99 325 01 42 31 Schedule for WSTRBORK (Code Wb ) Page 3 Confirmation of close dual quasars at z=0.6-2.5 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 6 Nov 2022 Day 310 --- 01 44 30 SDSSJ0908+34 05 11 57 44.9 89.0 -4.0 0.0 -22 325 No stop 01 47 30 --- 05 14 57 45.3 89.6 -3.9 0.0 158 348 01 44 31 01 48 00 J0919+3324 05 15 27 42.9 89.2 -4.1 0.0 9 348 01 48 00 01 50 00 =0916+336 05 17 27 43.2 89.6 -4.1 0.0 120 363 01 48 01 01 50 00 SDSSJ0908+34 05 17 27 45.7 90.1 -3.9 0.0 -22 363 No stop 01 53 00 --- 05 20 28 46.1 90.7 -3.8 0.0 158 386 01 50 01 01 53 00 J0919+3324 05 20 28 43.6 90.2 -4.0 0.0 -21 386 No stop 01 55 00 =0916+336 05 22 28 43.9 90.6 -4.0 0.0 99 402 01 53 01 01 55 00 SDSSJ0908+34 05 22 28 46.4 91.1 -3.8 0.0 -22 402 No stop 01 58 00 --- 05 25 29 46.9 91.7 -3.7 0.0 158 425 01 55 01 01 58 30 J0919+3324 05 25 59 44.5 91.3 -3.9 0.0 9 425 01 58 30 02 00 30 =0916+336 05 27 59 44.8 91.7 -3.9 0.0 120 441 01 58 31 02 00 30 SDSSJ0908+34 05 27 59 47.3 92.2 -3.7 0.0 -22 441 No stop 02 03 30 --- 05 31 00 47.7 92.9 -3.7 0.0 158 464 02 00 31 02 03 30 J0919+3324 05 31 00 45.2 92.3 -3.8 0.0 -21 464 No stop 02 05 30 =0916+336 05 33 00 45.5 92.7 -3.8 0.0 99 479 02 03 31 02 05 30 SDSSJ0908+34 05 33 00 48.0 93.3 -3.6 0.0 -22 479 No stop 02 08 30 --- 05 36 00 48.5 93.9 -3.6 0.0 158 502 02 05 31 02 09 00 J0919+3324 05 36 31 46.0 93.4 -3.7 0.0 9 502 02 09 00 02 11 00 =0916+336 05 38 31 46.3 93.9 -3.7 0.0 120 518 02 09 01 02 11 00 SDSSJ0908+34 05 38 31 48.9 94.5 -3.5 0.0 -22 518 No stop 02 14 00 --- 05 41 31 49.3 95.1 -3.5 0.0 158 541 02 11 01 02 14 00 J0919+3324 05 41 31 46.8 94.5 -3.6 0.0 -21 541 No stop 02 16 00 =0916+336 05 43 32 47.1 94.9 -3.6 0.0 99 556 02 14 01 02 16 00 SDSSJ0908+34 05 43 32 49.6 95.5 -3.4 0.0 -22 556 No stop 02 19 00 --- 05 46 32 50.1 96.2 -3.4 0.0 158 580 02 16 01 02 19 30 J0919+3324 05 47 02 47.6 95.7 -3.6 0.0 9 580 02 19 30 02 21 30 =0916+336 05 49 03 47.9 96.1 -3.5 0.0 120 595 02 19 31 02 21 30 SDSSJ0908+34 05 49 03 50.4 96.7 -3.4 0.0 -22 595 No stop 02 24 30 --- 05 52 03 50.9 97.4 -3.3 0.0 158 618 02 21 31 Schedule for WSTRBORK (Code Wb ) Page 4 Confirmation of close dual quasars at z=0.6-2.5 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 6 Nov 2022 Day 310 --- 02 24 30 J0919+3324 05 52 03 48.4 96.8 -3.5 0.0 -21 618 No stop 02 26 30 =0916+336 05 54 03 48.7 97.2 -3.4 0.0 99 634 02 24 31 02 26 30 SDSSJ0908+34 05 54 03 51.2 97.8 -3.3 0.0 -22 634 No stop 02 29 30 --- 05 57 04 51.6 98.5 -3.2 0.0 158 657 02 26 31 02 30 00 J0919+3324 05 57 34 49.2 98.0 -3.4 0.0 9 657 02 30 00 02 32 00 =0916+336 05 59 34 49.5 98.4 -3.3 0.0 120 672 02 30 01 02 32 00 SDSSJ0908+34 05 59 34 52.0 99.1 -3.2 0.0 -22 672 No stop 02 35 00 --- 06 02 35 52.5 99.8 -3.1 0.0 158 696 02 32 01 02 35 00 J0919+3324 06 02 35 50.0 99.1 -3.3 0.0 -21 696 No stop 02 37 00 =0916+336 06 04 35 50.3 99.6 -3.3 0.0 99 711 02 35 01 02 37 00 SDSSJ0908+34 06 04 35 52.8 100.3 -3.1 0.0 -22 711 No stop 02 40 00 --- 06 07 36 53.2 101.0 -3.0 0.0 158 734 02 37 01 02 40 30 J0919+3324 06 08 06 50.8 100.4 -3.2 0.0 9 734 02 40 30 02 42 30 =0916+336 06 10 06 51.1 100.9 -3.2 0.0 120 750 02 40 31 02 42 30 SDSSJ0908+34 06 10 06 53.6 101.6 -3.0 0.0 -22 750 No stop 02 45 30 --- 06 13 07 54.0 102.3 -3.0 0.0 158 773 02 42 31 02 45 30 J0919+3324 06 13 07 51.5 101.6 -3.1 0.0 -21 773 No stop 02 47 30 =0916+336 06 15 07 51.8 102.0 -3.1 0.0 99 788 02 45 31 02 47 30 SDSSJ0908+34 06 15 07 54.3 102.8 -2.9 0.0 -22 788 No stop 02 50 30 --- 06 18 07 54.8 103.5 -2.9 0.0 158 812 02 47 31 02 51 00 J0919+3324 06 18 37 52.3 102.9 -3.0 0.0 9 812 02 51 00 02 53 00 =0916+336 06 20 38 52.6 103.4 -3.0 0.0 120 827 02 51 01 02 53 00 SDSSJ0908+34 06 20 38 55.1 104.2 -2.8 0.0 -22 827 No stop 02 56 00 --- 06 23 38 55.6 104.9 -2.8 0.0 158 850 02 53 01 02 56 00 J0919+3324 06 23 38 53.1 104.1 -2.9 0.0 -21 850 No stop 02 58 00 =0916+336 06 25 39 53.4 104.6 -2.9 0.0 99 866 02 56 01 02 58 00 J0927+3902 06 25 39 56.0 95.6 -3.0 0.0 -32 866 No stop 03 03 00 =4C39.25 06 30 39 56.7 96.7 -3.0 0.0 268 904 02 58 01 03 04 00 J0919+3324 06 31 40 54.2 106.1 -2.8 0.0 28 904 03 04 00 03 09 00 =0916+336 06 36 40 55.0 107.5 -2.7 0.0 300 943 03 04 01 Schedule for WSTRBORK (Code Wb ) Page 5 Confirmation of close dual quasars at z=0.6-2.5 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 6 Nov 2022 Day 310 --- 03 09 00 SDSSJ0908+34 06 36 40 57.4 108.4 -2.6 0.0 -22 943 No stop 03 12 00 --- 06 39 41 57.9 109.2 -2.5 0.0 158 966 03 09 01 03 12 30 J0919+3324 06 40 11 55.5 108.4 -2.7 0.0 9 966 03 12 30 03 14 30 =0916+336 06 42 11 55.7 108.9 -2.6 0.0 120 982 03 12 31 03 14 30 SDSSJ0908+34 06 42 11 58.2 109.9 -2.5 0.0 -22 982 No stop 03 17 30 --- 06 45 12 58.7 110.8 -2.4 0.0 158 1005 03 14 31 03 17 30 J0919+3324 06 45 12 56.2 109.8 -2.6 0.0 -21 1005 No stop 03 19 30 =0916+336 06 47 12 56.5 110.3 -2.6 0.0 99 1020 03 17 31 03 19 30 SDSSJ0908+34 06 47 12 58.9 111.4 -2.4 0.0 -22 1020 No stop 03 22 30 --- 06 50 13 59.4 112.2 -2.3 0.0 158 1043 03 19 31 03 23 00 J0919+3324 06 50 43 56.9 111.3 -2.5 0.0 9 1043 03 23 00 03 25 00 =0916+336 06 52 43 57.2 111.9 -2.5 0.0 120 1059 03 23 01 03 25 00 SDSSJ0908+34 06 52 43 59.7 113.0 -2.3 0.0 -22 1059 No stop 03 28 00 --- 06 55 44 60.1 113.9 -2.2 0.0 158 1082 03 25 01 03 28 00 J0919+3324 06 55 44 57.6 112.7 -2.4 0.0 -21 1082 No stop 03 30 00 =0916+336 06 57 44 57.9 113.3 -2.4 0.0 99 1098 03 28 01 03 30 00 SDSSJ0908+34 06 57 44 60.4 114.5 -2.2 0.0 -22 1098 No stop 03 33 00 --- 07 00 44 60.8 115.5 -2.2 0.0 158 1121 03 30 01 03 33 30 J0919+3324 07 01 14 58.4 114.4 -2.3 0.0 9 1121 03 33 30 03 35 30 =0916+336 07 03 15 58.7 115.0 -2.3 0.0 120 1136 03 33 31 03 35 30 SDSSJ0908+34 07 03 15 61.2 116.3 -2.1 0.0 -22 1136 No stop 03 38 30 --- 07 06 15 61.6 117.2 -2.1 0.0 158 1159 03 35 31 03 38 30 J0919+3324 07 06 15 59.1 115.9 -2.2 0.0 -21 1159 No stop 03 40 30 =0916+336 07 08 16 59.4 116.5 -2.2 0.0 99 1175 03 38 31 03 40 30 SDSSJ0908+34 07 08 16 61.8 117.9 -2.0 0.0 -22 1175 No stop 03 43 30 --- 07 11 16 62.2 118.9 -2.0 0.0 158 1198 03 40 31 03 44 00 J0919+3324 07 11 46 59.8 117.6 -2.1 0.0 9 1198 03 44 00 03 46 00 =0916+336 07 13 46 60.1 118.3 -2.1 0.0 120 1213 03 44 01 03 46 00 SDSSJ0908+34 07 13 46 62.6 119.7 -1.9 0.0 -22 1213 No stop 03 49 00 --- 07 16 47 62.9 120.8 -1.9 0.0 158 1237 03 46 01 Schedule for WSTRBORK (Code Wb ) Page 6 Confirmation of close dual quasars at z=0.6-2.5 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 6 Nov 2022 Day 310 --- 03 49 00 J0919+3324 07 16 47 60.5 119.3 -2.1 0.0 -21 1237 No stop 03 51 00 =0916+336 07 18 47 60.8 119.9 -2.0 0.0 99 1252 03 49 01 03 51 00 SDSSJ0908+34 07 18 47 63.2 121.5 -1.9 0.0 -22 1252 No stop 03 54 00 --- 07 21 48 63.6 122.6 -1.8 0.0 158 1275 03 51 01 03 54 30 J0919+3324 07 22 18 61.2 121.1 -2.0 0.0 9 1275 03 54 30 03 56 30 =0916+336 07 24 18 61.5 121.8 -1.9 0.0 120 1291 03 54 31 03 56 30 SDSSJ0908+34 07 24 18 63.9 123.5 -1.8 0.0 -22 1291 No stop 03 59 30 --- 07 27 19 64.3 124.6 -1.7 0.0 158 1314 03 56 31 03 59 30 J0919+3324 07 27 19 61.9 122.8 -1.9 0.0 -21 1314 No stop 04 01 30 =0916+336 07 29 19 62.1 123.6 -1.9 0.0 99 1329 03 59 31 04 01 30 SDSSJ0908+34 07 29 19 64.5 125.4 -1.7 0.0 -22 1329 No stop 04 04 30 --- 07 32 20 64.9 126.5 -1.6 0.0 158 1353 04 01 31 04 05 00 J0919+3324 07 32 50 62.6 124.8 -1.8 0.0 9 1353 04 05 00 04 07 00 =0916+336 07 34 50 62.8 125.6 -1.8 0.0 120 1368 04 05 01 04 07 00 SDSSJ0908+34 07 34 50 65.2 127.5 -1.6 0.0 -22 1368 No stop 04 10 00 --- 07 37 50 65.6 128.7 -1.5 0.0 158 1391 04 07 01 04 10 00 J0919+3324 07 37 50 63.2 126.7 -1.7 0.0 -21 1391 No stop 04 12 00 =0916+336 07 39 51 63.4 127.4 -1.7 0.0 99 1407 04 10 01 04 12 00 SDSSJ0908+34 07 39 51 65.8 129.6 -1.5 0.0 -22 1407 No stop 04 15 00 --- 07 42 51 66.1 130.8 -1.5 0.0 158 1430 04 12 01 04 15 30 J0919+3324 07 43 21 63.8 128.8 -1.6 0.0 9 1430 04 15 30 04 17 30 =0916+336 07 45 22 64.1 129.6 -1.6 0.0 120 1445 04 15 31 04 17 30 SDSSJ0908+34 07 45 22 66.4 131.9 -1.4 0.0 -22 1445 No stop 04 20 30 --- 07 48 22 66.8 133.2 -1.4 0.0 158 1469 04 17 31 04 20 30 J0919+3324 07 48 22 64.4 130.8 -1.5 0.0 -21 1469 No stop 04 22 30 =0916+336 07 50 22 64.6 131.6 -1.5 0.0 99 1484 04 20 31 04 22 30 SDSSJ0908+34 07 50 22 67.0 134.1 -1.3 0.0 -22 1484 No stop 04 25 30 --- 07 53 23 67.3 135.4 -1.3 0.0 158 1507 04 22 31 04 26 00 J0919+3324 07 53 53 65.0 133.1 -1.4 0.0 9 1507 04 26 00 04 28 00 =0916+336 07 55 53 65.2 133.9 -1.4 0.0 120 1523 04 26 01 Schedule for WSTRBORK (Code Wb ) Page 7 Confirmation of close dual quasars at z=0.6-2.5 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 6 Nov 2022 Day 310 --- 04 28 00 SDSSJ0908+34 07 55 53 67.6 136.6 -1.2 0.0 -22 1523 No stop 04 31 00 --- 07 58 54 67.9 138.0 -1.2 0.0 158 1546 04 28 01 04 31 00 J0919+3324 07 58 54 65.6 135.2 -1.4 0.0 -21 1546 No stop 04 33 00 =0916+336 08 00 54 65.8 136.1 -1.3 0.0 99 1561 04 31 01 04 33 00 SDSSJ0908+34 08 00 54 68.1 139.0 -1.2 0.0 -22 1561 No stop 04 36 00 --- 08 03 55 68.4 140.4 -1.1 0.0 158 1584 04 33 01 04 36 30 J0919+3324 08 04 25 66.1 137.7 -1.3 0.0 9 1584 04 36 30 04 38 30 =0916+336 08 06 25 66.3 138.6 -1.2 0.0 120 1600 04 36 31 04 38 30 SDSSJ0908+34 08 06 25 68.6 141.7 -1.1 0.0 -22 1600 No stop 04 41 30 --- 08 09 26 68.9 143.2 -1.0 0.0 158 1623 04 38 31 04 41 30 J0919+3324 08 09 26 66.6 140.0 -1.2 0.0 -21 1623 No stop 04 43 30 =0916+336 08 11 26 66.8 140.9 -1.2 0.0 99 1639 04 41 31 04 43 30 SDSSJ0908+34 08 11 26 69.0 144.2 -1.0 0.0 -22 1639 No stop 04 46 30 --- 08 14 26 69.3 145.8 -0.9 0.0 158 1662 04 43 31 04 47 00 J0919+3324 08 14 57 67.2 142.6 -1.1 0.0 9 1662 04 47 00 04 49 00 =0916+336 08 16 57 67.3 143.6 -1.1 0.0 120 1677 04 47 01 04 49 00 SDSSJ0908+34 08 16 57 69.5 147.2 -0.9 0.0 -22 1677 No stop 04 52 00 --- 08 19 57 69.8 148.8 -0.8 0.0 158 1700 04 49 01 04 52 00 J0919+3324 08 19 57 67.6 145.1 -1.0 0.0 -21 1700 No stop 04 54 00 =0916+336 08 21 58 67.8 146.1 -1.0 0.0 99 1716 04 52 01 04 54 00 J0927+3902 08 21 58 72.0 134.1 -1.1 0.0 -32 1716 No stop 05 00 00 =4C39.25 08 27 59 72.6 137.3 -1.0 0.0 328 1762 04 54 01 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess322.X2048 --- 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: WSTRBORK 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= 8012.00 8012.00 8012.00 8012.00 8012.00 8012.00 8012.00 8012.00 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 B1 A1 B1 A1 B1 A1 B1 The following frequency sets based on these setups were used. Frequency Set: 1 Setup file default. Used with PCAL = off LO sum= 8383.49 8383.49 8383.49 8383.49 8447.49 8447.49 8447.49 8447.49 BBC fr= 371.49 371.49 371.49 371.49 435.49 435.49 435.49 435.49 Bandwd= 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 Matching frequency sets: 1 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) * SDSSJ0908+34 09 05 52.608649 * 09 08 58.280000 09 10 22.136563 0.00 35 03 00.21553 * 34 50 49.16000 34 45 14.01530 0.00 From catalog imbedded in main SCHED input file. 0916+336 09 16 06.251034 * 09 19 08.787129 09 20 31.161942 0.09 * J0919+3324 33 37 22.76481 * 33 24 41.94350 33 18 53.83139 0.14 J0919+33 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc GSFC 2016a X/S astro solution, 155 observations. 4C39.25 09 23 55.319216 * 09 27 03.013937 09 28 27.660366 0.31 * J0927+3902 39 15 23.56644 * 39 02 20.85185 38 56 20.82270 0.16 0923+392 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc J0927+39 GSFC 2016a X/S astro solution, 250526 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 SDSSJ0908+3sess322.X2048 1 2 3 4 5 6 7 9 2.000 62.780 J0919+3324 sess322.X2048 1 2 3 4 5 6 7 9 1.517 49.791 J0927+3902 sess322.X2048 1 2 3 4 5 6 7 9 0.283 9.369 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) SDSSJ0908+34 94.0 J0919+3324 91.5 J0927+3902 91.8 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