COVER INFORMATION Station: KVNPC (Code Kc ) 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 KVNPC (Code Kc ) 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: 11984.74 11984.74 11920.74 11920.74 11856.74 11856.74 11792.74 11792.74 11984.74 11984.74 11920.74 11920.74 11856.74 11856.74 11792.74 11792.74 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 28 35 34.2 254.5 3.6 50.8 0 0 02 30 00 02 35 00 =1749+096 21 33 36 33.2 255.5 3.7 51.1 300 77 02 30 01 02 35 00 J1743-0350 21 33 36 22.9 245.4 3.8 46.3 -8 77 No stop 02 39 00 =1741-038 21 37 37 22.2 246.1 3.9 46.6 232 139 02 35 01 02 40 00 I18443 21 38 37 33.9 234.5 2.8 40.3 51 139 02 40 00 02 41 30 --- 21 40 07 33.6 234.9 2.9 40.5 90 162 02 40 01 02 41 30 J1841-0348 21 40 07 31.7 235.1 3.0 40.7 -4 162 No stop 02 42 30 =1838-038 21 41 07 31.5 235.3 3.0 40.8 56 178 02 41 31 02 42 30 I18443 21 41 07 33.5 235.1 2.9 40.6 -4 178 No stop 02 44 00 --- 21 42 38 33.2 235.4 2.9 40.8 86 201 02 42 31 02 44 00 J1841-0348 21 42 38 31.3 235.6 3.0 41.0 -4 201 No stop 02 45 00 =1838-038 21 43 38 31.1 235.8 3.0 41.1 56 216 02 44 01 02 45 00 I18443 21 43 38 33.1 235.7 2.9 40.9 -4 216 No stop 02 46 30 --- 21 45 08 32.8 236.0 2.9 41.1 86 240 02 45 01 02 46 30 J1841-0348 21 45 08 30.9 236.2 3.0 41.3 -4 240 No stop 02 47 30 =1838-038 21 46 08 30.7 236.4 3.1 41.4 56 255 02 46 31 02 47 30 I18443 21 46 08 32.7 236.2 3.0 41.3 -4 255 No stop 02 49 00 --- 21 47 38 32.4 236.5 3.0 41.5 86 278 02 47 31 02 49 30 J1841-0348 21 48 09 30.4 236.8 3.1 41.7 26 278 02 49 30 02 50 00 =1838-038 21 48 39 30.3 236.9 3.1 41.8 30 286 02 49 31 02 50 00 I18443 21 48 39 32.2 236.8 3.0 41.6 -4 286 No stop 02 51 30 --- 21 50 09 32.0 237.1 3.0 41.8 86 309 02 50 01 02 51 30 J1841-0348 21 50 09 30.1 237.2 3.1 41.9 -4 309 No stop 02 52 30 =1838-038 21 51 09 29.9 237.5 3.1 42.1 56 325 02 51 31 02 52 30 I18443 21 51 09 31.8 237.3 3.0 41.9 -4 325 No stop 02 54 00 --- 21 52 39 31.6 237.6 3.1 42.1 86 348 02 52 31 Schedule for KVNPC (Code Kc ) 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 52 39 29.6 237.8 3.2 42.3 -4 348 No stop 02 55 00 =1838-038 21 53 39 29.5 238.0 3.2 42.4 56 363 02 54 01 02 55 00 I18443 21 53 39 31.4 237.9 3.1 42.2 -4 363 No stop 02 56 30 --- 21 55 10 31.2 238.2 3.1 42.4 86 386 02 55 01 02 56 30 J1841-0348 21 55 10 29.2 238.3 3.2 42.6 -4 386 No stop 02 57 30 =1838-038 21 56 10 29.1 238.5 3.2 42.7 56 402 02 56 31 02 57 30 I18443 21 56 10 31.0 238.4 3.1 42.5 -4 402 No stop 02 59 00 --- 21 57 40 30.7 238.7 3.2 42.7 86 425 02 57 31 02 59 30 J1841-0348 21 58 10 28.7 238.9 3.3 42.9 26 425 02 59 30 03 00 00 =1838-038 21 58 40 28.6 239.0 3.3 43.0 30 433 02 59 31 03 00 00 I18443 21 58 40 30.6 238.9 3.2 42.8 -4 433 No stop 03 01 30 --- 22 00 10 30.3 239.3 3.2 43.0 86 456 03 00 01 03 01 30 J1841-0348 22 00 10 28.4 239.4 3.3 43.1 -4 456 No stop 03 02 30 =1838-038 22 01 11 28.2 239.6 3.3 43.3 56 471 03 01 31 03 02 30 I18443 22 01 11 30.1 239.5 3.2 43.1 -4 471 No stop 03 04 00 --- 22 02 41 29.9 239.8 3.2 43.3 86 495 03 02 31 03 04 00 J1841-0348 22 02 41 27.9 239.9 3.3 43.4 -4 495 No stop 03 05 00 =1838-038 22 03 41 27.8 240.1 3.3 43.5 56 510 03 04 01 03 05 00 I18443 22 03 41 29.7 240.0 3.3 43.4 -4 510 No stop 03 06 30 --- 22 05 11 29.4 240.3 3.3 43.6 86 533 03 05 01 03 06 30 J1841-0348 22 05 11 27.5 240.4 3.4 43.7 -4 533 No stop 03 07 30 =1838-038 22 06 11 27.3 240.6 3.4 43.8 56 549 03 06 31 03 07 30 I18443 22 06 11 29.3 240.5 3.3 43.7 -4 549 No stop 03 09 00 --- 22 07 42 29.0 240.8 3.3 43.9 86 572 03 07 31 03 09 30 J1841-0348 22 08 12 27.0 241.0 3.4 44.0 26 572 03 09 30 03 10 00 =1838-038 22 08 42 26.9 241.1 3.4 44.1 30 580 03 09 31 03 10 00 I18443 22 08 42 28.8 241.0 3.3 44.0 -4 580 No stop 03 11 30 --- 22 10 12 28.6 241.3 3.4 44.1 86 603 03 10 01 03 11 30 J1841-0348 22 10 12 26.6 241.4 3.5 44.2 -4 603 No stop 03 12 30 =1838-038 22 11 12 26.5 241.6 3.5 44.4 56 618 03 11 31 Schedule for KVNPC (Code Kc ) 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 11 12 28.4 241.5 3.4 44.3 -4 618 No stop 03 14 00 --- 22 12 43 28.1 241.9 3.4 44.4 86 642 03 12 31 03 14 00 J1841-0348 22 12 43 26.2 241.9 3.5 44.5 -4 642 No stop 03 15 00 =1838-038 22 13 43 26.0 242.1 3.5 44.6 56 657 03 14 01 03 15 00 I18443 22 13 43 28.0 242.1 3.4 44.5 -4 657 No stop 03 16 30 --- 22 15 13 27.7 242.4 3.4 44.7 86 680 03 15 01 03 16 30 J1841-0348 22 15 13 25.8 242.4 3.5 44.8 -4 680 No stop 03 17 30 =1838-038 22 16 13 25.6 242.6 3.6 44.9 56 696 03 16 31 03 17 30 I18443 22 16 13 27.5 242.6 3.5 44.8 -4 696 No stop 03 19 00 --- 22 17 43 27.3 242.9 3.5 44.9 86 719 03 17 31 03 19 30 J1841-0348 22 18 13 25.2 243.0 3.6 45.1 26 719 03 19 30 03 20 00 =1838-038 22 18 44 25.1 243.1 3.6 45.1 30 727 03 19 31 03 20 00 I18443 22 18 44 27.1 243.1 3.5 45.0 -4 727 No stop 03 21 30 --- 22 20 14 26.8 243.4 3.5 45.2 86 750 03 20 01 03 21 30 J1841-0348 22 20 14 24.9 243.4 3.6 45.3 -4 750 No stop 03 22 30 =1838-038 22 21 14 24.7 243.6 3.6 45.4 56 765 03 21 31 03 22 30 I18443 22 21 14 26.6 243.6 3.5 45.3 -4 765 No stop 03 24 00 --- 22 22 44 26.4 243.8 3.6 45.4 86 788 03 22 31 03 24 00 J1841-0348 22 22 44 24.4 243.9 3.7 45.5 -4 788 No stop 03 25 00 =1838-038 22 23 44 24.3 244.0 3.7 45.6 56 804 03 24 01 03 25 00 I18443 22 23 44 26.2 244.0 3.6 45.5 -4 804 No stop 03 26 30 --- 22 25 15 25.9 244.3 3.6 45.7 86 827 03 25 01 03 26 30 J1841-0348 22 25 15 24.0 244.3 3.7 45.8 -4 827 No stop 03 27 30 =1838-038 22 26 15 23.8 244.5 3.7 45.8 56 842 03 26 31 03 27 30 I18443 22 26 15 25.7 244.5 3.6 45.8 -4 842 No stop 03 29 00 --- 22 27 45 25.5 244.8 3.7 45.9 86 866 03 27 31 03 29 30 J1841-0348 22 28 15 23.4 244.9 3.8 46.0 26 866 03 29 30 03 30 00 =1838-038 22 28 45 23.4 245.0 3.8 46.1 30 873 03 29 31 03 30 00 I18443 22 28 45 25.3 245.0 3.7 46.0 -4 873 No stop 03 31 30 --- 22 30 15 25.0 245.3 3.7 46.1 86 897 03 30 01 Schedule for KVNPC (Code Kc ) 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 37 00 I18443 22 35 46 24.0 246.3 3.8 46.6 328 897 03 37 00 03 38 30 --- 22 37 17 23.8 246.6 3.8 46.8 90 920 03 37 01 03 38 30 J1841-0348 22 37 17 21.8 246.6 3.9 46.8 -4 920 No stop 03 39 30 =1838-038 22 38 17 21.6 246.8 3.9 46.9 56 935 03 38 31 03 39 30 I18443 22 38 17 23.6 246.8 3.8 46.9 -4 935 No stop 03 41 00 --- 22 39 47 23.3 247.1 3.9 47.0 86 958 03 39 31 03 41 00 J1841-0348 22 39 47 21.4 247.0 4.0 47.0 -4 958 No stop 03 42 00 =1838-038 22 40 47 21.2 247.2 4.0 47.1 56 974 03 41 01 03 42 00 I18443 22 40 47 23.1 247.3 3.9 47.1 -4 974 No stop 03 43 30 --- 22 42 17 22.8 247.6 3.9 47.2 86 997 03 42 01 03 43 30 J1841-0348 22 42 17 20.9 247.5 4.0 47.2 -4 997 No stop 03 44 30 =1838-038 22 43 18 20.7 247.7 4.0 47.3 56 1013 03 43 31 03 44 30 I18443 22 43 18 22.7 247.7 3.9 47.3 -4 1013 No stop 03 46 00 --- 22 44 48 22.4 248.0 3.9 47.4 86 1036 03 44 31 03 46 30 J1841-0348 22 45 18 20.4 248.0 4.0 47.5 26 1036 03 46 30 03 47 00 =1838-038 22 45 48 20.3 248.1 4.1 47.5 30 1043 03 46 31 03 47 00 I18443 22 45 48 22.2 248.2 4.0 47.5 -4 1043 No stop 03 48 30 --- 22 47 18 21.9 248.5 4.0 47.6 86 1067 03 47 01 03 48 30 J1841-0348 22 47 18 20.0 248.4 4.1 47.6 -4 1067 No stop 03 49 30 =1838-038 22 48 18 19.8 248.6 4.1 47.7 56 1082 03 48 31 03 49 30 I18443 22 48 18 21.7 248.7 4.0 47.7 -4 1082 No stop 03 51 00 --- 22 49 49 21.5 248.9 4.0 47.8 86 1105 03 49 31 03 51 00 J1841-0348 22 49 49 19.5 248.9 4.1 47.8 -4 1105 No stop 03 52 00 =1838-038 22 50 49 19.3 249.0 4.1 47.9 56 1121 03 51 01 03 52 00 I18443 22 50 49 21.3 249.1 4.0 47.9 -4 1121 No stop 03 53 30 --- 22 52 19 21.0 249.4 4.1 48.0 86 1144 03 52 01 03 53 30 J1841-0348 22 52 19 19.1 249.3 4.2 48.0 -4 1144 No stop 03 54 30 =1838-038 22 53 19 18.9 249.5 4.2 48.1 56 1159 03 53 31 03 54 30 I18443 22 53 19 20.8 249.6 4.1 48.1 -4 1159 No stop 03 56 00 --- 22 54 49 20.5 249.8 4.1 48.2 86 1183 03 54 31 Schedule for KVNPC (Code Kc ) 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 56 30 J1841-0348 22 55 20 18.5 249.8 4.2 48.2 26 1183 03 56 30 03 57 00 =1838-038 22 55 50 18.4 249.9 4.2 48.3 30 1190 03 56 31 03 57 00 I18443 22 55 50 20.3 250.0 4.1 48.2 -4 1190 No stop 03 58 30 --- 22 57 20 20.1 250.3 4.2 48.3 86 1213 03 57 01 03 58 30 J1841-0348 22 57 20 18.1 250.2 4.2 48.4 -4 1213 No stop 03 59 30 =1838-038 22 58 20 17.9 250.3 4.3 48.5 56 1229 03 58 31 03 59 30 I18443 22 58 20 19.9 250.4 4.2 48.4 -4 1229 No stop 04 01 00 --- 22 59 50 19.6 250.7 4.2 48.5 86 1252 03 59 31 04 01 00 J1841-0348 22 59 50 17.7 250.6 4.3 48.6 -4 1252 No stop 04 02 00 =1838-038 23 00 50 17.5 250.8 4.3 48.6 56 1268 04 01 01 04 02 00 I18443 23 00 50 19.4 250.9 4.2 48.6 -4 1268 No stop 04 03 30 --- 23 02 21 19.1 251.2 4.2 48.7 86 1291 04 02 01 04 04 30 I18443 23 03 21 18.9 251.3 4.3 48.8 58 1291 04 04 30 04 06 00 --- 23 04 51 18.6 251.6 4.3 48.9 90 1314 04 04 31 04 07 00 I18443 23 05 51 18.5 251.8 4.3 48.9 58 1314 04 07 00 04 08 30 --- 23 07 21 18.2 252.0 4.3 49.0 90 1337 04 07 01 04 09 30 I18443 23 08 22 18.0 252.2 4.3 49.1 58 1337 04 09 30 04 11 00 --- 23 09 52 17.7 252.5 4.4 49.2 90 1360 04 09 31 04 12 00 I18443 23 10 52 17.5 252.6 4.4 49.2 58 1360 04 12 00 04 13 30 --- 23 12 22 17.2 252.9 4.4 49.3 90 1384 04 12 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: 14 Station: KVNPC 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= 34110.00 34110.00 34110.00 34110.00 34110.00 34110.00 34110.00 34110.00 34110.00 34110.00 34110.00 34110.00 34110.00 34110.00 34110.00 34110.00 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: 14 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= 11984.74 11984.74 11920.74 11920.74 11856.74 11856.74 11792.74 11792.74 11984.74 11984.74 11920.74 11920.74 11856.74 11856.74 11792.74 11792.74 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: 14 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