COVER INFORMATION Station: TORUN (Code Tr ) Experiment: Tracing the Radio Outflows in RQ AGN from Pc- to Kpc-scales Exp. Code: EG131H Schedule Version: 1.00 Processed by SCHED version: 11.60 Release 11.6; April 2020 PI: Salmoli Ghosh Address: National Centre for Radio Astrophysics - TIFR S.P. Pune Univ. Campus, Ganeshkhind Pune India : 411007 Phone: (+91)020-25719000 EMAIL: salmoli.ghosh@gmail.com Fax: Phone during observation: (+91)8240982699/(+91)020-25719230 Observing mode: Phase-referencing continuum Notes: PCAL OFF Schedule for TORUN (Code Tr ) Page 2 Tracing the Radio Outflows in RQ AGN from Pc- to Kpc-scales 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 2 Mar 2025 Day 61 --- Next scan frequencies: 1626.49 1626.49 1626.49 1626.49 1690.49 1690.49 1690.49 1690.49 Next BBC frequencies: 673.51 673.51 673.51 673.51 609.51 609.51 609.51 609.51 Next scan bandwidths: 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 13 30 00 3C84 01 26 38 67.6 109.3 -1.9 -49.3 0 0 13 30 00 13 37 00 --- 01 33 39 68.6 111.6 -1.8 -48.3 420 54 13 30 01 13 42 00 J0310-0823 01 38 40 25.5 154.5 -1.5 -15.2 124 54 13 42 00 13 47 00 =0307-085 01 43 40 25.8 155.8 -1.5 -14.4 300 93 13 42 01 13 47 00 NGC1241 01 43 40 25.3 155.6 -1.5 -14.5 -14 93 No stop 13 50 30 --- 01 47 11 25.5 156.6 -1.4 -14.0 196 120 13 47 01 13 51 00 J0310-0823 01 47 41 26.1 156.9 -1.4 -13.8 16 120 13 51 00 13 52 00 =0307-085 01 48 41 26.1 157.1 -1.4 -13.6 60 128 13 51 01 13 52 00 NGC1241 01 48 41 25.6 157.0 -1.4 -13.8 -14 128 No stop 13 55 30 --- 01 52 12 25.8 157.9 -1.3 -13.2 196 155 13 52 01 13 55 30 J0310-0823 01 52 12 26.3 158.1 -1.3 -13.1 -14 155 No stop 13 57 00 =0307-085 01 53 42 26.4 158.5 -1.3 -12.9 76 166 13 55 31 13 57 00 NGC1241 01 53 42 25.8 158.3 -1.3 -13.0 -14 166 No stop 14 00 30 --- 01 57 13 26.0 159.2 -1.3 -12.4 196 193 13 57 01 14 01 00 J0310-0823 01 57 43 26.6 159.6 -1.2 -12.2 16 193 14 01 00 14 02 00 =0307-085 01 58 43 26.7 159.8 -1.2 -12.1 60 201 14 01 01 14 02 00 NGC1241 01 58 43 26.1 159.6 -1.2 -12.2 -14 201 No stop 14 05 30 --- 02 02 13 26.3 160.6 -1.2 -11.7 196 228 14 02 01 14 05 30 J0310-0823 02 02 13 26.9 160.8 -1.2 -11.5 -14 228 No stop 14 07 00 =0307-085 02 03 44 26.9 161.2 -1.1 -11.3 76 240 14 05 31 14 07 00 NGC1241 02 03 44 26.4 161.0 -1.1 -11.4 -14 240 No stop 14 10 30 --- 02 07 14 26.5 161.9 -1.1 -10.9 196 267 14 07 01 14 11 00 J0310-0823 02 07 44 27.1 162.3 -1.1 -10.6 16 267 14 11 00 14 12 00 =0307-085 02 08 45 27.2 162.6 -1.0 -10.5 60 274 14 11 01 14 12 00 NGC1241 02 08 45 26.6 162.3 -1.1 -10.6 -14 274 No stop 14 15 30 --- 02 12 15 26.8 163.3 -1.0 -10.1 196 301 14 12 01 14 15 30 J0310-0823 02 12 15 27.3 163.5 -1.0 -9.9 -14 301 No stop 14 17 00 =0307-085 02 13 45 27.4 163.9 -1.0 -9.7 76 313 14 15 31 Schedule for TORUN (Code Tr ) Page 3 Tracing the Radio Outflows in RQ AGN from Pc- to Kpc-scales 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 2 Mar 2025 Day 61 --- 14 17 00 NGC1241 02 13 45 26.8 163.7 -1.0 -9.8 -14 313 No stop 14 20 30 --- 02 17 16 27.0 164.7 -0.9 -9.2 196 340 14 17 01 14 21 00 J0310-0823 02 17 46 27.6 165.0 -0.9 -9.0 16 340 14 21 00 14 22 00 =0307-085 02 18 46 27.6 165.3 -0.9 -8.8 60 348 14 21 01 14 22 00 NGC1241 02 18 46 27.0 165.1 -0.9 -9.0 -14 348 No stop 14 25 30 --- 02 22 17 27.2 166.0 -0.8 -8.4 196 375 14 22 01 14 25 30 J0310-0823 02 22 17 27.7 166.3 -0.8 -8.3 -14 375 No stop 14 27 00 =0307-085 02 23 47 27.8 166.7 -0.8 -8.0 76 386 14 25 31 14 27 00 NGC1241 02 23 47 27.2 166.5 -0.8 -8.2 -14 386 No stop 14 30 30 --- 02 27 18 27.3 167.4 -0.8 -7.6 196 414 14 27 01 14 31 00 J0310-0823 02 27 48 27.9 167.8 -0.7 -7.4 16 414 14 31 00 14 32 00 =0307-085 02 28 48 27.9 168.1 -0.7 -7.2 60 421 14 31 01 14 32 00 NGC1241 02 28 48 27.4 167.8 -0.7 -7.4 -14 421 No stop 14 35 30 --- 02 32 18 27.5 168.8 -0.7 -6.8 196 448 14 32 01 14 35 30 J0310-0823 02 32 18 28.0 169.1 -0.6 -6.6 -14 448 No stop 14 37 00 =0307-085 02 33 49 28.1 169.5 -0.6 -6.4 76 460 14 35 31 14 37 00 NGC1241 02 33 49 27.5 169.2 -0.6 -6.5 -14 460 No stop 14 40 30 --- 02 37 19 27.6 170.2 -0.6 -5.9 196 487 14 37 01 14 41 00 J0310-0823 02 37 49 28.2 170.6 -0.6 -5.7 16 487 14 41 00 14 42 00 =0307-085 02 38 49 28.2 170.9 -0.5 -5.5 60 495 14 41 01 14 42 00 NGC1241 02 38 49 27.7 170.6 -0.6 -5.7 -14 495 No stop 14 45 30 --- 02 42 20 27.7 171.6 -0.5 -5.1 196 522 14 42 01 14 45 30 J0310-0823 02 42 20 28.3 171.9 -0.5 -4.9 -14 522 No stop 14 47 00 =0307-085 02 43 50 28.3 172.3 -0.5 -4.7 76 533 14 45 31 14 47 00 NGC1241 02 43 50 27.8 172.0 -0.5 -4.8 -14 533 No stop 14 50 30 --- 02 47 21 27.8 173.0 -0.4 -4.3 196 560 14 47 01 14 51 00 J0310-0823 02 47 51 28.4 173.4 -0.4 -4.0 16 560 14 51 00 14 52 00 =0307-085 02 48 51 28.4 173.7 -0.4 -3.8 60 568 14 51 01 14 52 00 NGC1241 02 48 51 27.9 173.4 -0.4 -4.0 -14 568 No stop 14 55 30 --- 02 52 22 27.9 174.4 -0.3 -3.4 196 595 14 52 01 Schedule for TORUN (Code Tr ) Page 4 Tracing the Radio Outflows in RQ AGN from Pc- to Kpc-scales 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 2 Mar 2025 Day 61 --- 14 55 30 J0310-0823 02 52 22 28.5 174.7 -0.3 -3.2 -14 595 No stop 14 57 00 =0307-085 02 53 52 28.5 175.1 -0.3 -3.0 76 607 14 55 31 14 57 00 NGC1241 02 53 52 27.9 174.8 -0.3 -3.2 -13 607 No stop 15 00 30 --- 02 57 23 28.0 175.8 -0.3 -2.6 197 634 14 57 01 15 01 00 J0310-0823 02 57 53 28.5 176.2 -0.2 -2.3 16 634 15 01 00 15 02 00 =0307-085 02 58 53 28.5 176.5 -0.2 -2.1 60 642 15 01 01 15 02 00 NGC1241 02 58 53 28.0 176.2 -0.2 -2.3 -13 642 No stop 15 05 30 --- 03 02 23 28.0 177.2 -0.2 -1.7 197 669 15 02 01 15 05 30 J0310-0823 03 02 23 28.6 177.5 -0.1 -1.5 -13 669 No stop 15 07 00 =0307-085 03 03 54 28.6 177.9 -0.1 -1.3 77 680 15 05 31 15 07 00 NGC1241 03 03 54 28.0 177.6 -0.1 -1.5 -13 680 No stop 15 10 30 --- 03 07 24 28.1 178.6 -0.1 -0.9 197 707 15 07 01 15 11 00 J0310-0823 03 07 54 28.6 179.1 -0.1 -0.6 17 707 15 11 00 15 12 00 =0307-085 03 08 54 28.6 179.3 -0.0 -0.4 60 715 15 11 01 15 12 00 NGC1241 03 08 54 28.1 179.0 -0.1 -0.6 -13 715 No stop 15 15 30 --- 03 12 25 28.1 180.0 -0.0 -0.0 197 742 15 12 01 15 15 30 J0310-0823 03 12 25 28.6 180.3 0.0 0.2 -13 742 No stop 15 17 00 =0307-085 03 13 55 28.6 180.8 0.0 0.5 77 754 15 15 31 15 17 00 NGC1241 03 13 55 28.1 180.4 0.0 0.2 -13 754 No stop 15 20 30 --- 03 17 26 28.1 181.4 0.1 0.8 197 781 15 17 01 15 21 00 J0310-0823 03 17 56 28.6 181.9 0.1 1.1 17 781 15 21 00 15 22 00 =0307-085 03 18 56 28.6 182.2 0.1 1.3 60 788 15 21 01 15 22 00 NGC1241 03 18 56 28.1 181.8 0.1 1.1 -13 788 No stop 15 25 30 --- 03 22 27 28.0 182.8 0.2 1.7 197 815 15 22 01 15 25 30 J0310-0823 03 22 27 28.6 183.2 0.2 1.9 -13 815 No stop 15 27 00 =0307-085 03 23 57 28.5 183.6 0.2 2.2 77 827 15 25 31 15 27 00 NGC1241 03 23 57 28.0 183.2 0.2 2.0 -13 827 No stop 15 30 30 --- 03 27 27 28.0 184.2 0.2 2.5 197 854 15 27 01 15 31 00 J0310-0823 03 27 58 28.5 184.7 0.3 2.9 17 854 15 31 00 15 32 00 =0307-085 03 28 58 28.5 185.0 0.3 3.0 60 862 15 31 01 Schedule for TORUN (Code Tr ) Page 5 Tracing the Radio Outflows in RQ AGN from Pc- to Kpc-scales 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 2 Mar 2025 Day 61 --- 15 32 00 NGC1241 03 28 58 28.0 184.6 0.3 2.8 -13 862 No stop 15 35 30 --- 03 32 28 27.9 185.6 0.3 3.4 197 889 15 32 01 15 35 30 J0310-0823 03 32 28 28.4 186.0 0.4 3.6 -13 889 No stop 15 37 00 =0307-085 03 33 59 28.4 186.4 0.4 3.9 77 900 15 35 31 15 37 00 NGC1241 03 33 59 27.9 186.0 0.4 3.7 -13 900 No stop 15 40 30 --- 03 37 29 27.8 187.0 0.4 4.2 197 927 15 37 01 15 41 00 J0310-0823 03 37 59 28.3 187.5 0.4 4.6 17 927 15 41 00 15 42 00 =0307-085 03 38 59 28.3 187.8 0.5 4.7 60 935 15 41 01 15 42 00 NGC1241 03 38 59 27.8 187.4 0.4 4.5 -13 935 No stop 15 45 30 --- 03 42 30 27.7 188.4 0.5 5.1 197 962 15 42 01 15 45 30 J0310-0823 03 42 30 28.2 188.8 0.5 5.3 -13 962 No stop 15 47 00 =0307-085 03 44 00 28.2 189.2 0.5 5.6 77 974 15 45 31 15 47 00 NGC1241 03 44 00 27.7 188.8 0.5 5.3 -13 974 No stop 15 50 30 --- 03 47 31 27.6 189.8 0.6 5.9 197 1001 15 47 01 15 51 00 J0310-0823 03 48 01 28.1 190.3 0.6 6.2 17 1001 15 51 00 15 52 00 =0307-085 03 49 01 28.1 190.6 0.6 6.4 60 1009 15 51 01 15 52 00 NGC1241 03 49 01 27.6 190.2 0.6 6.2 -13 1009 No stop 15 55 30 --- 03 52 32 27.5 191.2 0.7 6.8 197 1036 15 52 01 15 55 30 J0310-0823 03 52 32 28.0 191.6 0.7 7.0 -13 1036 No stop 15 57 00 =0307-085 03 54 02 27.9 192.0 0.7 7.2 77 1047 15 55 31 15 57 00 NGC1241 03 54 02 27.4 191.6 0.7 7.0 -13 1047 No stop 16 00 30 --- 03 57 32 27.3 192.6 0.8 7.6 197 1074 15 57 01 16 01 00 J0310-0823 03 58 02 27.8 193.1 0.8 7.9 17 1074 16 01 00 16 02 00 =0307-085 03 59 03 27.8 193.4 0.8 8.1 60 1082 16 01 01 16 02 00 NGC1241 03 59 03 27.3 193.0 0.8 7.8 -13 1082 No stop 16 05 30 --- 04 02 33 27.2 193.9 0.8 8.4 197 1109 16 02 01 16 05 30 J0310-0823 04 02 33 27.6 194.4 0.9 8.7 -13 1109 No stop 16 07 00 =0307-085 04 04 03 27.6 194.8 0.9 8.9 77 1121 16 05 31 16 07 00 NGC1241 04 04 03 27.1 194.3 0.9 8.7 -13 1121 No stop 16 10 30 --- 04 07 34 27.0 195.3 0.9 9.2 197 1148 16 07 01 Schedule for TORUN (Code Tr ) Page 6 Tracing the Radio Outflows in RQ AGN from Pc- to Kpc-scales 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 2 Mar 2025 Day 61 --- 16 11 00 J0310-0823 04 08 04 27.4 195.9 0.9 9.6 17 1148 16 11 00 16 12 00 =0307-085 04 09 04 27.4 196.1 1.0 9.7 60 1156 16 11 01 16 12 00 NGC1241 04 09 04 26.9 195.7 0.9 9.5 -13 1156 No stop 16 15 30 --- 04 12 35 26.8 196.7 1.0 10.0 197 1183 16 12 01 16 15 30 J0310-0823 04 12 35 27.2 197.1 1.0 10.3 -13 1183 No stop 16 17 00 =0307-085 04 14 05 27.2 197.5 1.0 10.5 77 1194 16 15 31 16 17 00 NGC1241 04 14 05 26.7 197.1 1.0 10.3 -13 1194 No stop 16 20 30 --- 04 17 36 26.5 198.0 1.1 10.8 197 1221 16 17 01 16 21 00 J0310-0823 04 18 06 27.0 198.6 1.1 11.2 17 1221 16 21 00 16 22 00 =0307-085 04 19 06 26.9 198.9 1.1 11.3 60 1229 16 21 01 16 22 00 NGC1241 04 19 06 26.5 198.4 1.1 11.1 -13 1229 No stop 16 25 30 --- 04 22 36 26.3 199.4 1.2 11.6 197 1256 16 22 01 16 25 30 J0310-0823 04 22 36 26.8 199.8 1.2 11.9 -13 1256 No stop 16 27 00 =0307-085 04 24 07 26.7 200.3 1.2 12.1 77 1268 16 25 31 16 27 00 NGC1241 04 24 07 26.2 199.8 1.2 11.9 -13 1268 No stop 16 30 30 --- 04 27 37 26.0 200.7 1.3 12.4 197 1295 16 27 01 16 31 00 J0310-0823 04 28 07 26.5 201.3 1.3 12.8 17 1295 16 31 00 16 32 00 =0307-085 04 29 08 26.4 201.6 1.3 12.9 60 1302 16 31 01 16 32 00 NGC1241 04 29 08 26.0 201.2 1.3 12.7 -13 1302 No stop 16 35 30 --- 04 32 38 25.8 202.1 1.3 13.2 197 1329 16 32 01 16 35 30 J0310-0823 04 32 38 26.2 202.5 1.4 13.5 -13 1329 No stop 16 37 00 =0307-085 04 34 08 26.1 203.0 1.4 13.7 77 1341 16 35 31 16 37 00 NGC1241 04 34 08 25.7 202.5 1.4 13.4 -13 1341 No stop 16 40 30 --- 04 37 39 25.5 203.4 1.4 14.0 197 1368 16 37 01 16 41 00 J0310-0823 04 38 09 25.9 204.0 1.4 14.3 17 1368 16 41 00 16 42 00 =0307-085 04 39 09 25.8 204.3 1.5 14.5 60 1376 16 41 01 16 42 00 NGC1241 04 39 09 25.4 203.8 1.4 14.2 -13 1376 No stop 16 45 30 --- 04 42 40 25.2 204.8 1.5 14.7 197 1403 16 42 01 16 45 30 J0310-0823 04 42 40 25.6 205.2 1.5 15.0 -13 1403 No stop 16 47 00 =0307-085 04 44 10 25.5 205.6 1.5 15.2 77 1414 16 45 31 Schedule for TORUN (Code Tr ) Page 7 Tracing the Radio Outflows in RQ AGN from Pc- to Kpc-scales 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 2 Mar 2025 Day 61 --- 16 47 00 NGC1241 04 44 10 25.1 205.1 1.5 15.0 -13 1414 No stop 16 51 00 --- 04 48 11 24.8 206.2 1.6 15.6 227 1445 16 47 01 16 51 00 J0310-0823 04 48 11 25.2 206.7 1.6 15.8 -12 1445 No stop 16 53 00 =0307-085 04 50 11 25.1 207.2 1.6 16.1 108 1461 16 51 01 16 55 00 3C84 04 52 11 70.9 242.1 1.5 45.2 -65 1461 16 55 00 17 00 00 --- 04 57 12 70.3 244.0 1.6 46.2 235 1499 16 55 01 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess125.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: 7 Station: TORUN 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= 2300.00 2300.00 2300.00 2300.00 2300.00 2300.00 2300.00 2300.00 Net SB= L L U U L L U U IF SB = L L L L L L L L Pol. = RCP LCP RCP LCP RCP LCP RCP LCP BBC = 1 9 1 9 2 10 2 10 BBC SB= U U L L U U L L IF = A1 B1 A1 B1 A1 B1 A1 B1 The following frequency sets based on these setups were used. Frequency Set: 8 Setup file default. Used with PCAL = off LO sum= 1626.49 1626.49 1626.49 1626.49 1690.49 1690.49 1690.49 1690.49 BBC fr= 673.51 673.51 673.51 673.51 609.51 609.51 609.51 609.51 Bandwd= 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 Matching frequency sets: 8 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) * NGC1241 03 08 48.674588 * 03 11 14.610000 03 12 27.755381 0.00 -09 06 35.71543 *-08 55 18.70000 -08 49 43.89682 0.00 From catalog imbedded in main SCHED input file. 0307-085 03 07 35.614122 * 03 10 02.049331 03 11 15.438452 0.21 * J0310-0823 -08 35 00.21166 *-08 23 39.29548 -08 18 02.39908 0.41 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc GSFC 2016a X/S astro solution, 86 observations. * 3C84 03 16 29.567265 * 03 19 48.160096 03 21 27.593753 1.50 J0319+4130 41 19 51.91692 * 41 30 42.10404 41 36 19.13310 2.86 0316+413 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc J0319+41 GSFC 2016a X/S astro solution, 10291 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 NGC1241 sess125.L1024 1 2 3 4 5 7 8 9 10 2.167 141.978 J0310-0823 sess125.L1024 1 2 3 4 5 7 8 9 10 0.867 51.495 3C84 sess125.L1024 1 2 3 4 5 6 7 8 9 10 0.200 15.001 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) NGC1241 63.8 J0310-0823 63.5 3C84 77.7 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