COVER INFORMATION Station: KVNYS (Code Ky ) Experiment: Proper motion and B-field of H2O-WFPN I18443-0231 Exp. Code: EC098B Schedule Version: 2.00 Processed by SCHED version: 11.60 Release 11.6; April 2020 PI: Roldan Cala Address: Instituto de Astrofisica de Andalucia, IAA-CSIC Glorieta de la Astronomia, s/n, 18008 Granada Spain Phone: +34 64 415 9424 EMAIL: rcala@iaa.es Fax: Phone during observation: +31 68 633 7748 Observing mode: vlbi Notes: # Please, make sure PHASE CAL is OFF # Polarization and astrometry of 22-GHz H2O maser line IRAS 18443-0231: sysvel= 10 km/s, deltavel= +/-40 km/s v2: slightly different target position Schedule for KVNYS (Code Ky ) Page 2 Proper motion and B-field of H2O-WFPN I18443-0231 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 ---------------------------------------------------------------------------------------- --- Wed 26 Feb 2025 Day 57 --- Next scan frequencies: 22125.26 22125.26 22189.26 22189.26 22253.26 22253.26 22317.26 22317.26 22125.26 22125.26 22189.26 22189.26 22253.26 22253.26 22317.26 22317.26 Next BBC frequencies: 11874.74 11874.74 11810.74 11810.74 11746.74 11746.74 11682.74 11682.74 11874.74 11874.74 11810.74 11810.74 11746.74 11746.74 11682.74 11682.74 Next scan bandwidths: 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 02 30 00 J1751+0939 21 22 33 35.3 253.4 3.5 50.4 0 0 02 30 00 02 35 00 =1749+096 21 27 34 34.4 254.3 3.6 50.7 300 77 02 30 01 02 35 00 J1743-0350 21 27 34 24.0 244.2 3.7 45.7 -8 77 No stop 02 39 00 =1741-038 21 31 35 23.3 245.0 3.8 46.1 232 139 02 35 01 02 40 00 I18443 21 32 35 34.8 233.1 2.7 39.4 51 139 02 40 00 02 41 30 --- 21 34 05 34.6 233.4 2.8 39.6 90 162 02 40 01 02 41 30 J1841-0348 21 34 05 32.7 233.7 2.9 39.8 -4 162 No stop 02 42 30 =1838-038 21 35 06 32.5 233.9 2.9 39.9 56 178 02 41 31 02 42 30 I18443 21 35 06 34.4 233.7 2.8 39.7 -4 178 No stop 02 44 00 --- 21 36 36 34.2 234.0 2.8 39.9 86 201 02 42 31 02 44 00 J1841-0348 21 36 36 32.3 234.3 2.9 40.1 -4 201 No stop 02 45 00 =1838-038 21 37 36 32.1 234.5 2.9 40.3 56 216 02 44 01 02 45 00 I18443 21 37 36 34.0 234.3 2.8 40.1 -4 216 No stop 02 46 30 --- 21 39 06 33.8 234.6 2.8 40.3 86 240 02 45 01 02 46 30 J1841-0348 21 39 06 31.9 234.8 2.9 40.5 -4 240 No stop 02 47 30 =1838-038 21 40 06 31.7 235.0 3.0 40.6 56 255 02 46 31 02 47 30 I18443 21 40 06 33.6 234.8 2.9 40.4 -4 255 No stop 02 49 00 --- 21 41 37 33.4 235.2 2.9 40.6 86 278 02 47 31 02 49 30 J1841-0348 21 42 07 31.4 235.5 3.0 40.9 26 278 02 49 30 02 50 00 =1838-038 21 42 37 31.3 235.6 3.0 41.0 30 286 02 49 31 02 50 00 I18443 21 42 37 33.2 235.4 2.9 40.8 -4 286 No stop 02 51 30 --- 21 44 07 33.0 235.7 2.9 41.0 86 309 02 50 01 02 51 30 J1841-0348 21 44 07 31.0 235.9 3.0 41.1 -4 309 No stop 02 52 30 =1838-038 21 45 07 30.9 236.1 3.0 41.3 56 325 02 51 31 02 52 30 I18443 21 45 07 32.8 236.0 2.9 41.1 -4 325 No stop 02 54 00 --- 21 46 37 32.6 236.3 3.0 41.3 86 348 02 52 31 Schedule for KVNYS (Code Ky ) Page 3 Proper motion and B-field of H2O-WFPN I18443-0231 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 ---------------------------------------------------------------------------------------- --- Wed 26 Feb 2025 Day 57 --- 02 54 00 J1841-0348 21 46 37 30.6 236.5 3.1 41.5 -4 348 No stop 02 55 00 =1838-038 21 47 38 30.5 236.7 3.1 41.6 56 363 02 54 01 02 55 00 I18443 21 47 38 32.4 236.5 3.0 41.4 -4 363 No stop 02 56 30 --- 21 49 08 32.1 236.9 3.0 41.6 86 386 02 55 01 02 56 30 J1841-0348 21 49 08 30.2 237.0 3.1 41.8 -4 386 No stop 02 57 30 =1838-038 21 50 08 30.0 237.2 3.1 41.9 56 402 02 56 31 02 57 30 I18443 21 50 08 32.0 237.1 3.0 41.8 -4 402 No stop 02 59 00 --- 21 51 38 31.7 237.4 3.1 41.9 86 425 02 57 31 02 59 30 J1841-0348 21 52 08 29.7 237.7 3.2 42.2 26 425 02 59 30 03 00 00 =1838-038 21 52 38 29.6 237.8 3.2 42.2 30 433 02 59 31 03 00 00 I18443 21 52 38 31.6 237.6 3.1 42.1 -4 433 No stop 03 01 30 --- 21 54 09 31.3 238.0 3.1 42.3 86 456 03 00 01 03 01 30 J1841-0348 21 54 09 29.4 238.1 3.2 42.4 -4 456 No stop 03 02 30 =1838-038 21 55 09 29.2 238.3 3.2 42.5 56 471 03 01 31 03 02 30 I18443 21 55 09 31.1 238.2 3.1 42.4 -4 471 No stop 03 04 00 --- 21 56 39 30.9 238.5 3.1 42.6 86 495 03 02 31 03 04 00 J1841-0348 21 56 39 29.0 238.6 3.2 42.7 -4 495 No stop 03 05 00 =1838-038 21 57 39 28.8 238.8 3.2 42.8 56 510 03 04 01 03 05 00 I18443 21 57 39 30.7 238.7 3.2 42.7 -4 510 No stop 03 06 30 --- 21 59 09 30.5 239.0 3.2 42.9 86 533 03 05 01 03 06 30 J1841-0348 21 59 09 28.5 239.1 3.3 43.0 -4 533 No stop 03 07 30 =1838-038 22 00 10 28.4 239.3 3.3 43.1 56 549 03 06 31 03 07 30 I18443 22 00 10 30.3 239.2 3.2 43.0 -4 549 No stop 03 09 00 --- 22 01 40 30.0 239.6 3.2 43.2 86 572 03 07 31 03 09 30 J1841-0348 22 02 10 28.0 239.8 3.3 43.3 26 572 03 09 30 03 10 00 =1838-038 22 02 40 27.9 239.9 3.3 43.4 30 580 03 09 31 03 10 00 I18443 22 02 40 29.9 239.8 3.2 43.3 -4 580 No stop 03 11 30 --- 22 04 10 29.6 240.1 3.3 43.4 86 603 03 10 01 03 11 30 J1841-0348 22 04 10 27.7 240.2 3.4 43.6 -4 603 No stop 03 12 30 =1838-038 22 05 10 27.5 240.4 3.4 43.7 56 618 03 11 31 Schedule for KVNYS (Code Ky ) Page 4 Proper motion and B-field of H2O-WFPN I18443-0231 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 ---------------------------------------------------------------------------------------- --- Wed 26 Feb 2025 Day 57 --- 03 12 30 I18443 22 05 10 29.4 240.3 3.3 43.6 -4 618 No stop 03 14 00 --- 22 06 41 29.2 240.6 3.3 43.7 86 642 03 12 31 03 14 00 J1841-0348 22 06 41 27.2 240.7 3.4 43.8 -4 642 No stop 03 15 00 =1838-038 22 07 41 27.1 240.9 3.4 43.9 56 657 03 14 01 03 15 00 I18443 22 07 41 29.0 240.8 3.3 43.8 -4 657 No stop 03 16 30 --- 22 09 11 28.7 241.1 3.3 44.0 86 680 03 15 01 03 16 30 J1841-0348 22 09 11 26.8 241.2 3.4 44.1 -4 680 No stop 03 17 30 =1838-038 22 10 11 26.6 241.4 3.5 44.2 56 696 03 16 31 03 17 30 I18443 22 10 11 28.6 241.3 3.4 44.1 -4 696 No stop 03 19 00 --- 22 11 42 28.3 241.6 3.4 44.3 86 719 03 17 31 03 19 30 J1841-0348 22 12 12 26.3 241.8 3.5 44.4 26 719 03 19 30 03 20 00 =1838-038 22 12 42 26.2 241.9 3.5 44.5 30 727 03 19 31 03 20 00 I18443 22 12 42 28.1 241.8 3.4 44.4 -4 727 No stop 03 21 30 --- 22 14 12 27.9 242.1 3.4 44.5 86 750 03 20 01 03 21 30 J1841-0348 22 14 12 25.9 242.2 3.5 44.6 -4 750 No stop 03 22 30 =1838-038 22 15 12 25.8 242.4 3.5 44.7 56 765 03 21 31 03 22 30 I18443 22 15 12 27.7 242.3 3.4 44.6 -4 765 No stop 03 24 00 --- 22 16 42 27.4 242.6 3.5 44.8 86 788 03 22 31 03 24 00 J1841-0348 22 16 42 25.5 242.7 3.6 44.9 -4 788 No stop 03 25 00 =1838-038 22 17 43 25.3 242.9 3.6 45.0 56 804 03 24 01 03 25 00 I18443 22 17 43 27.2 242.8 3.5 44.9 -4 804 No stop 03 26 30 --- 22 19 13 27.0 243.1 3.5 45.1 86 827 03 25 01 03 26 30 J1841-0348 22 19 13 25.0 243.2 3.6 45.1 -4 827 No stop 03 27 30 =1838-038 22 20 13 24.9 243.4 3.6 45.2 56 842 03 26 31 03 27 30 I18443 22 20 13 26.8 243.3 3.5 45.2 -4 842 No stop 03 29 00 --- 22 21 43 26.5 243.6 3.6 45.3 86 866 03 27 31 03 29 30 J1841-0348 22 22 13 24.5 243.7 3.7 45.4 26 866 03 29 30 03 30 00 =1838-038 22 22 43 24.4 243.8 3.7 45.5 30 873 03 29 31 03 30 00 I18443 22 22 43 26.4 243.8 3.6 45.4 -4 873 No stop 03 31 30 --- 22 24 14 26.1 244.1 3.6 45.5 86 897 03 30 01 Schedule for KVNYS (Code Ky ) Page 5 Proper motion and B-field of H2O-WFPN I18443-0231 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 ---------------------------------------------------------------------------------------- --- Wed 26 Feb 2025 Day 57 --- 03 32 30 J1743-0350 22 25 14 13.3 254.4 4.7 49.9 51 897 03 32 30 03 36 30 =1741-038 22 29 14 12.5 255.1 4.7 50.1 240 958 03 32 31 03 37 00 I18443 22 29 44 25.1 245.2 3.7 46.1 21 958 03 37 00 03 38 30 --- 22 31 15 24.8 245.5 3.7 46.2 90 982 03 37 01 03 38 30 J1841-0348 22 31 15 22.9 245.5 3.8 46.3 -4 982 No stop 03 39 30 =1838-038 22 32 15 22.7 245.6 3.8 46.4 56 997 03 38 31 03 39 30 I18443 22 32 15 24.6 245.7 3.7 46.3 -4 997 No stop 03 41 00 --- 22 33 45 24.4 246.0 3.8 46.4 86 1020 03 39 31 03 41 00 J1841-0348 22 33 45 22.4 245.9 3.8 46.5 -4 1020 No stop 03 42 00 =1838-038 22 34 45 22.3 246.1 3.9 46.6 56 1036 03 41 01 03 42 00 I18443 22 34 45 24.2 246.1 3.8 46.5 -4 1036 No stop 03 43 30 --- 22 36 16 23.9 246.4 3.8 46.6 86 1059 03 42 01 03 43 30 J1841-0348 22 36 16 22.0 246.4 3.9 46.7 -4 1059 No stop 03 44 30 =1838-038 22 37 16 21.8 246.6 3.9 46.8 56 1074 03 43 31 03 44 30 I18443 22 37 16 23.7 246.6 3.8 46.7 -4 1074 No stop 03 46 00 --- 22 38 46 23.5 246.9 3.8 46.9 86 1098 03 44 31 03 46 30 J1841-0348 22 39 16 21.4 246.9 3.9 47.0 26 1098 03 46 30 03 47 00 =1838-038 22 39 46 21.4 247.0 3.9 47.0 30 1105 03 46 31 03 47 00 I18443 22 39 46 23.3 247.1 3.9 46.9 -4 1105 No stop 03 48 30 --- 22 41 16 23.0 247.4 3.9 47.1 86 1128 03 47 01 03 48 30 J1841-0348 22 41 16 21.1 247.3 4.0 47.1 -4 1128 No stop 03 49 30 =1838-038 22 42 17 20.9 247.5 4.0 47.2 56 1144 03 48 31 03 49 30 I18443 22 42 17 22.8 247.5 3.9 47.2 -4 1144 No stop 03 51 00 --- 22 43 47 22.5 247.8 3.9 47.3 86 1167 03 49 31 03 51 00 J1841-0348 22 43 47 20.6 247.8 4.0 47.3 -4 1167 No stop 03 52 00 =1838-038 22 44 47 20.4 247.9 4.0 47.4 56 1183 03 51 01 03 52 00 I18443 22 44 47 22.4 248.0 3.9 47.4 -4 1183 No stop 03 53 30 --- 22 46 17 22.1 248.3 4.0 47.5 86 1206 03 52 01 03 53 30 J1841-0348 22 46 17 20.2 248.2 4.1 47.5 -4 1206 No stop 03 54 30 =1838-038 22 47 17 20.0 248.4 4.1 47.6 56 1221 03 53 31 Schedule for KVNYS (Code Ky ) Page 6 Proper motion and B-field of H2O-WFPN I18443-0231 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 ---------------------------------------------------------------------------------------- --- Wed 26 Feb 2025 Day 57 --- 03 54 30 I18443 22 47 17 21.9 248.5 4.0 47.6 -4 1221 No stop 03 56 00 --- 22 48 48 21.6 248.7 4.0 47.7 86 1244 03 54 31 03 56 30 J1841-0348 22 49 18 19.6 248.7 4.1 47.8 26 1244 03 56 30 03 57 00 =1838-038 22 49 48 19.5 248.8 4.1 47.8 30 1252 03 56 31 03 57 00 I18443 22 49 48 21.4 248.9 4.0 47.8 -4 1252 No stop 03 58 30 --- 22 51 18 21.2 249.2 4.0 47.9 86 1275 03 57 01 03 58 30 J1841-0348 22 51 18 19.2 249.1 4.1 47.9 -4 1275 No stop 03 59 30 =1838-038 22 52 18 19.0 249.3 4.2 48.0 56 1291 03 58 31 03 59 30 I18443 22 52 18 21.0 249.4 4.1 47.9 -4 1291 No stop 04 01 00 --- 22 53 48 20.7 249.6 4.1 48.1 86 1314 03 59 31 04 01 00 J1841-0348 22 53 48 18.8 249.5 4.2 48.1 -4 1314 No stop 04 02 00 =1838-038 22 54 49 18.6 249.7 4.2 48.2 56 1329 04 01 01 04 02 00 I18443 22 54 49 20.5 249.8 4.1 48.1 -4 1329 No stop 04 03 30 --- 22 56 19 20.2 250.1 4.1 48.2 86 1353 04 02 01 04 03 30 J1841-0348 22 56 19 18.3 250.0 4.2 48.3 -4 1353 No stop 04 04 30 =1838-038 22 57 19 18.1 250.2 4.2 48.4 56 1368 04 03 31 04 04 30 I18443 22 57 19 20.0 250.3 4.2 48.3 -4 1368 No stop 04 06 00 --- 22 58 49 19.8 250.5 4.2 48.4 86 1391 04 04 31 04 06 30 J1841-0348 22 59 19 17.7 250.5 4.3 48.5 26 1391 04 06 30 04 07 00 =1838-038 22 59 49 17.6 250.6 4.3 48.5 30 1399 04 06 31 04 07 00 I18443 22 59 49 19.6 250.7 4.2 48.5 -4 1399 No stop 04 08 30 --- 23 01 20 19.3 251.0 4.2 48.6 86 1422 04 07 01 04 08 30 J1841-0348 23 01 20 17.4 250.9 4.3 48.6 -4 1422 No stop 04 09 30 =1838-038 23 02 20 17.2 251.0 4.3 48.7 56 1438 04 08 31 04 09 30 I18443 23 02 20 19.1 251.1 4.2 48.7 -4 1438 No stop 04 11 00 --- 23 03 50 18.8 251.4 4.3 48.8 86 1461 04 09 31 04 11 00 J1841-0348 23 03 50 16.9 251.3 4.4 48.8 -4 1461 No stop 04 12 00 =1838-038 23 04 50 16.7 251.5 4.4 48.9 56 1476 04 11 01 04 12 00 I18443 23 04 50 18.6 251.6 4.3 48.8 -4 1476 No stop 04 13 30 --- 23 06 20 18.4 251.8 4.3 48.9 86 1499 04 12 01 Schedule for KVNYS (Code Ky ) Page 7 Proper motion and B-field of H2O-WFPN I18443-0231 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 ---------------------------------------------------------------------------------------- --- Wed 26 Feb 2025 Day 57 --- 04 13 30 J1841-0348 23 06 20 16.4 251.7 4.4 49.0 -4 1499 No stop 04 14 30 =1838-038 23 07 21 16.2 251.9 4.4 49.0 56 1515 04 13 31 04 14 30 I18443 23 07 21 18.2 252.0 4.3 49.0 -4 1515 No stop 04 16 00 --- 23 08 51 17.9 252.3 4.3 49.1 86 1538 04 14 31 04 16 30 J1841-0348 23 09 21 15.9 252.2 4.4 49.2 26 1538 04 16 30 04 17 00 =1838-038 23 09 51 15.8 252.3 4.5 49.2 30 1546 04 16 31 04 17 00 I18443 23 09 51 17.7 252.4 4.4 49.1 -4 1546 No stop 04 18 30 --- 23 11 21 17.4 252.7 4.4 49.2 86 1569 04 17 01 04 18 30 J1841-0348 23 11 21 15.5 252.6 4.5 49.3 -4 1569 No stop 04 19 30 =1838-038 23 12 21 15.3 252.7 4.5 49.3 56 1584 04 18 31 04 19 30 I18443 23 12 21 17.2 252.9 4.4 49.3 -4 1584 No stop 04 21 00 --- 23 13 52 16.9 253.1 4.4 49.4 86 1608 04 19 31 04 21 00 J1841-0348 23 13 52 15.0 253.0 4.5 49.4 -4 1608 No stop 04 22 00 =1838-038 23 14 52 14.8 253.2 4.5 49.5 56 1623 04 21 01 04 22 00 I18443 23 14 52 16.7 253.3 4.4 49.5 -4 1623 No stop 04 23 30 --- 23 16 22 16.5 253.5 4.5 49.5 86 1646 04 22 01 04 23 30 J1841-0348 23 16 22 14.5 253.4 4.6 49.6 -4 1646 No stop 04 24 30 =1838-038 23 17 22 14.3 253.6 4.6 49.6 56 1662 04 23 31 04 24 30 I18443 23 17 22 16.3 253.7 4.5 49.6 -4 1662 No stop 04 26 00 --- 23 18 53 16.0 254.0 4.5 49.7 86 1685 04 24 31 04 26 30 J1841-0348 23 19 23 14.0 253.9 4.6 49.8 26 1685 04 26 30 04 27 00 =1838-038 23 19 53 13.9 254.0 4.6 49.8 30 1693 04 26 31 04 27 00 I18443 23 19 53 15.8 254.1 4.5 49.7 -4 1693 No stop 04 28 30 --- 23 21 23 15.5 254.4 4.6 49.8 86 1716 04 27 01 04 29 00 J1751+0939 23 21 53 11.9 273.1 5.5 53.4 18 1716 04 29 00 04 34 00 =1749+096 23 26 54 11.0 273.8 5.6 53.3 300 1793 04 29 01 04 40 00 I18443 23 32 55 13.3 256.3 4.7 50.4 348 1793 04 40 00 04 41 30 --- 23 34 25 13.0 256.5 4.8 50.5 90 1816 04 40 01 04 41 30 J1841-0348 23 34 25 11.1 256.4 4.9 50.5 -4 1816 No stop 04 42 30 =1838-038 23 35 25 10.9 256.5 4.9 50.6 56 1832 04 41 31 Schedule for KVNYS (Code Ky ) Page 8 Proper motion and B-field of H2O-WFPN I18443-0231 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 ---------------------------------------------------------------------------------------- --- Wed 26 Feb 2025 Day 57 --- 04 42 30 I18443 23 35 25 12.8 256.7 4.8 50.5 -4 1832 No stop 04 44 00 --- 23 36 55 12.5 257.0 4.8 50.6 86 1855 04 42 31 04 44 00 J1841-0348 23 36 55 10.6 256.8 4.9 50.7 -4 1855 No stop 04 45 00 =1838-038 23 37 56 10.4 256.9 4.9 50.7 56 1870 04 44 01 04 45 00 I18443 23 37 56 12.3 257.1 4.8 50.7 -4 1870 No stop 04 46 30 --- 23 39 26 12.0 257.4 4.9 50.7 86 1894 04 45 01 04 46 30 J1841-0348 23 39 26 10.1 257.2 4.9 50.8 -4 1894 No stop 04 47 30 =1838-038 23 40 26 9.9 257.3 5.0 50.8 56 1909 04 46 31 04 47 30 I18443 23 40 26 11.8 257.5 4.9 50.8 -4 1909 No stop 04 49 00 --- 23 41 56 11.5 257.8 4.9 50.8 86 1932 04 47 31 04 49 30 J1841-0348 23 42 26 9.5 257.7 5.0 50.9 26 1932 04 49 30 04 50 00 =1838-038 23 42 56 9.4 257.7 5.0 50.9 30 1940 04 49 31 04 50 00 I18443 23 42 56 11.4 257.9 4.9 50.9 -4 1940 No stop 04 51 30 --- 23 44 27 11.1 258.2 4.9 50.9 86 1963 04 50 01 04 51 30 J1841-0348 23 44 27 9.1 258.0 5.0 51.0 -4 1963 No stop 04 52 30 =1838-038 23 45 27 8.9 258.1 5.0 51.0 56 1979 04 51 31 04 52 30 I18443 23 45 27 10.9 258.3 5.0 51.0 -4 1979 No stop 04 54 00 --- 23 46 57 10.6 258.6 5.0 51.0 86 2002 04 52 31 04 54 00 J1841-0348 23 46 57 8.7 258.4 5.1 51.1 -4 2002 No stop 04 55 00 =1838-038 23 47 57 8.5 258.5 5.1 51.1 56 2017 04 54 01 04 55 00 I18443 23 47 57 10.4 258.7 5.0 51.1 -4 2017 No stop 04 56 30 --- 23 49 28 10.1 259.0 5.0 51.1 86 2040 04 55 01 04 56 30 J1841-0348 23 49 28 8.2 258.8 5.1 51.2 -4 2040 No stop 04 57 30 =1838-038 23 50 28 8.0 258.9 5.1 51.2 56 2056 04 56 31 04 57 30 I18443 23 50 28 9.9 259.1 5.0 51.2 -4 2056 No stop 04 59 00 --- 23 51 58 9.6 259.4 5.1 51.2 86 2079 04 57 31 04 59 30 J1841-0348 23 52 28 7.6 259.3 5.2 51.3 26 2079 04 59 30 05 00 00 =1838-038 23 52 58 7.5 259.3 5.2 51.3 30 2087 04 59 31 05 00 00 I18443 23 52 58 9.4 259.5 5.1 51.3 -4 2087 No stop 05 01 30 --- 23 54 28 9.1 259.8 5.1 51.3 86 2110 05 00 01 Schedule for KVNYS (Code Ky ) Page 9 Proper motion and B-field of H2O-WFPN I18443-0231 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 ---------------------------------------------------------------------------------------- --- Wed 26 Feb 2025 Day 57 --- 05 01 30 J1841-0348 23 54 28 7.2 259.6 5.2 51.4 -4 2110 No stop 05 02 30 =1838-038 23 55 29 7.0 259.7 5.2 51.4 56 2126 05 01 31 05 02 30 I18443 23 55 29 8.9 259.9 5.1 51.4 -4 2126 No stop 05 04 00 --- 23 56 59 8.6 260.2 5.1 51.4 86 2149 05 02 31 05 04 00 J1841-0348 23 56 59 6.7 260.0 5.2 51.5 -4 2149 No stop 05 05 00 =1838-038 23 57 59 6.5 260.1 5.3 51.5 56 2164 05 04 01 05 05 00 I18443 23 57 59 8.4 260.3 5.2 51.5 -4 2164 No stop 05 06 30 --- 23 59 29 8.1 260.6 5.2 51.5 86 2187 05 05 01 05 06 30 J1841-0348 23 59 29 6.2 260.4 5.3 51.6 -4 2187 No stop 05 07 30 =1838-038 00 00 29 6.0 260.5 5.3 51.6 56 2203 05 06 31 05 07 30 I18443 00 00 29 7.9 260.7 5.2 51.5 -4 2203 No stop 05 09 00 --- 00 02 00 7.6 260.9 5.2 51.6 86 2226 05 07 31 05 09 30 J1841-0348 00 02 30 5.6 260.8 5.3 51.6 26 2226 05 09 30 05 10 00 =1838-038 00 03 00 5.5 260.9 5.3 51.7 30 2234 05 09 31 05 10 00 I18443 00 03 00 7.4 261.1 5.2 51.6 -4 2234 No stop 05 11 30 --- 00 04 30 7.2 261.3 5.3 51.7 86 2257 05 10 01 05 11 30 J1841-0348 00 04 30 5.2 261.1 5.4 51.7 -4 2257 No stop 05 12 30 =1838-038 00 05 30 5.0 261.3 5.4 51.7 56 2272 05 11 31 05 12 30 I18443 00 05 30 7.0 261.5 5.3 51.7 -4 2272 No stop 05 14 00 --- 00 07 00 6.7 261.7 5.3 51.7 86 2296 05 12 31 05 15 00 I18443 00 08 01 6.5 261.9 5.3 51.8 58 2296 05 15 00 05 16 30 --- 00 09 31 6.2 262.1 5.4 51.8 90 2319 05 15 01 05 17 30 I18443 00 10 31 6.0 262.3 5.4 51.8 58 2319 05 17 30 05 19 00 --- 00 12 01 5.7 262.5 5.4 51.9 90 2342 05 17 31 05 20 00 I18443 00 13 01 5.5 262.7 5.4 51.9 58 2342 05 20 00 05 21 30 --- 00 14 32 5.2 262.9 5.4 51.9 90 2365 05 20 01 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess125.K2048 --- 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: 12 Station: KVNYS Total bit rate: 2048 Format: VDIF Bits per sample: 2 Sample rate: 64.000 Number of channels: 16 DBE type: Speedup factor: 1.00 Disk used to record data. 1st LO= 34000.00 34000.00 34000.00 34000.00 34000.00 34000.00 34000.00 34000.00 34000.00 34000.00 34000.00 34000.00 34000.00 34000.00 34000.00 34000.00 Net SB= L U L U L U L U L U L U L U L U IF SB = L L L L L L L L L L L L L L L L Pol. = LCP LCP LCP LCP LCP LCP LCP LCP RCP RCP RCP RCP RCP RCP RCP RCP BBC = 1 1 1 1 1 1 1 1 3 3 3 3 3 3 3 3 BBC SB= U L U L U L U L U L U L U L U L IF = A A A A A A A A B B B B B B B B The following frequency sets based on these setups were used. Frequency Set: 11 Setup file default. Used with PCAL = off LO sum= 22125.26 22125.26 22189.26 22189.26 22253.26 22253.26 22317.26 22317.26 22125.26 22125.26 22189.26 22189.26 22253.26 22253.26 22317.26 22317.26 BBC fr= 11874.74 11874.74 11810.74 11810.74 11746.74 11746.74 11682.74 11682.74 11874.74 11874.74 11810.74 11810.74 11746.74 11746.74 11682.74 11682.74 Bandwd= 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 Matching frequency sets: 11 12 13 Track assignments are: track1= 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16 barrel=roll_off POSITIONS OF SOURCES USED IN RECORDING SCANS Source Source position (RA/Dec) Error (B1950) (J2000) (Date) (mas) * I18443 18 44 23.762957 * 18 47 00.401200 18 48 18.493662 0.00 -02 31 11.09401 *-02 27 52.55200 -02 26 24.53928 0.00 From catalog imbedded in main SCHED input file. 1838-038 18 38 49.113418 * 18 41 27.313257 18 42 46.220294 1.92 * J1841-0348 -03 51 38.98791 *-03 48 44.35192 -03 47 27.97275 2.58 From catalog imbedded in main SCHED input file. rfc_2024b Petrov and Kovalev, in preparation 44 observations 1741-038 17 41 20.616012 * 17 43 58.856136 17 45 18.092143 0.08 * J1743-0350 -03 48 48.89990 *-03 50 04.61670 -03 50 54.25140 0.18 From catalog imbedded in main SCHED input file. rfc_2024b Petrov and Kovalev, in preparation 346318 observations 1749+096 17 49 10.387932 * 17 51 32.818575 17 52 44.045534 0.10 * J1751+0939 09 39 42.82589 * 09 39 00.72844 09 38 23.48975 0.16 From catalog imbedded in main SCHED input file. rfc_2024b Petrov and Kovalev, in preparation 307945 observations 2251+158 22 51 29.519752 * 22 53 57.747951 22 55 10.942580 0.11 * J2253+1608 15 52 54.34815 * 16 08 53.56098 16 16 48.80801 0.15 From catalog imbedded in main SCHED input file. rfc_2024b Petrov and Kovalev, in preparation 52698 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 I18443 sess125.K2048 1 2 3 4 5 6 7 8 10 11 14 5.250 172.862 J1841-0348 sess125.K2048 1 2 3 4 5 6 7 8 10 11 14 2.917 83.074 J1743-0350 sess125.K2048 1 2 3 4 5 6 7 8 10 11 14 0.667 24.249 J1751+0939 sess125.K2048 1 2 3 4 5 6 7 8 10 11 14 0.300 17.597 J2253+1608 sess125.K2048 1 2 3 4 6 7 8 10 0.067 2.263 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) I18443 57.6 J1841-0348 58.7 J1743-0350 72.9 J1751+0939 73.4 J2253+1608 25.2 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