COVER INFORMATION Station: KUNMING (Code Km ) Experiment: Mrk1018 at 2 Gb/s - C band Exp. Code: EP106C Schedule Version: 2.00 Processed by SCHED version: 11.40 Release 11.4. March 14, 2015 PI: Miguel A. Perez-Torres Address: IAA - CSIC Glorieta de la Astronomia s/n 18008 Granada, Spain Phone: +34-665252538 EMAIL: torres@iaa.es Fax: Phone during observation: +34-665252538 Observing mode: 1024 Mbps Notes: Phase-ref of Mrk1018 with the full EVN 1st epoch at 6 cm with the full EVN Schedule for KUNMING (Code Km ) Page 2 Mrk1018 at 2 Gb/s - C band 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 ---------------------------------------------------------------------------------------- --- Thu 8 Mar 2018 Day 67 --- Next scan frequencies: 4830.49 4830.49 4830.49 4830.49 4894.49 4894.49 4894.49 4894.49 4958.49 4958.49 4958.49 4958.49 5022.49 5022.49 5022.49 5022.49 Next BBC frequencies: 630.49 630.49 630.49 630.49 694.49 694.49 694.49 694.49 758.49 758.49 758.49 758.49 822.49 822.49 822.49 822.49 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 10 30 00 0149+218 04 25 31 55.1 -86.6 2.5 77.7 0 0 10 30 00 10 33 40 --- 04 29 12 54.3 -86.3 2.6 77.6 220 56 10 30 01 10 33 40 0205-010 04 29 12 47.5 238.0 2.3 W 50.2 -330 56 No stop 10 36 40 --- 04 32 12 46.9 238.7 2.4 W 50.7 0 103 10 33 41 10 36 40 MRK1018 04 32 12 46.8 239.8 2.4 51.5 -5 103 No stop 10 40 30 --- 04 36 03 46.1 240.6 2.5 52.2 225 162 10 36 41 10 41 00 0205-010 04 36 33 46.1 239.7 2.5 51.5 25 162 10 41 00 10 42 10 --- 04 37 43 45.8 240.0 2.5 51.7 70 179 10 41 01 10 42 10 MRK1018 04 37 43 45.7 241.0 2.5 52.4 -5 179 No stop 10 46 00 --- 04 41 34 45.0 241.8 2.6 53.0 225 238 10 42 11 10 46 00 0205-010 04 41 34 45.1 240.8 2.5 52.3 -5 238 No stop 10 47 10 --- 04 42 44 44.9 241.1 2.6 52.5 65 256 10 46 01 10 47 10 MRK1018 04 42 44 44.7 242.1 2.6 53.2 -5 256 No stop 10 51 00 --- 04 46 34 44.0 242.9 2.7 53.8 225 315 10 47 11 10 51 30 0205-010 04 47 05 44.0 242.0 2.6 53.1 25 315 10 51 30 10 52 40 --- 04 48 15 43.8 242.2 2.6 53.3 70 333 10 51 31 10 52 40 MRK1018 04 48 15 43.6 243.2 2.7 54.0 -5 333 No stop 10 56 30 --- 04 52 05 42.8 244.0 2.7 54.5 225 392 10 52 41 10 56 30 0205-010 04 52 05 43.0 243.0 2.7 53.8 -5 392 No stop 10 57 40 --- 04 53 16 42.7 243.2 2.7 54.0 65 410 10 56 31 10 57 40 MRK1018 04 53 16 42.6 244.2 2.8 54.7 -5 410 No stop 11 01 30 --- 04 57 06 41.8 245.0 2.8 55.2 225 469 10 57 41 11 02 00 0205-010 04 57 36 41.9 244.1 2.8 54.6 25 469 11 02 00 11 03 10 --- 04 58 46 41.6 244.3 2.8 54.8 70 487 11 02 01 11 03 10 MRK1018 04 58 46 41.5 245.3 2.9 55.4 -5 487 No stop 11 07 00 --- 05 02 37 40.7 246.0 2.9 55.9 225 546 11 03 11 Schedule for KUNMING (Code Km ) Page 3 Mrk1018 at 2 Gb/s - C band 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 ---------------------------------------------------------------------------------------- --- Thu 8 Mar 2018 Day 67 --- 11 07 00 0205-010 05 02 37 40.8 245.1 2.9 55.3 -5 546 No stop 11 08 10 --- 05 03 47 40.6 245.3 2.9 55.4 65 564 11 07 01 11 08 10 MRK1018 05 03 47 40.4 246.2 2.9 56.0 -5 564 No stop 11 12 00 --- 05 07 38 39.6 246.9 3.0 56.5 225 623 11 08 11 11 12 30 0205-010 05 08 08 39.7 246.1 3.0 55.9 25 623 11 12 30 11 13 40 --- 05 09 18 39.5 246.3 3.0 56.1 70 641 11 12 31 11 13 40 MRK1018 05 09 18 39.3 247.2 3.0 56.7 -5 641 No stop 11 17 30 --- 05 13 09 38.5 247.9 3.1 57.1 225 700 11 13 41 11 17 30 0205-010 05 13 09 38.7 247.0 3.1 56.5 -5 700 No stop 11 18 40 --- 05 14 19 38.4 247.2 3.1 56.6 65 718 11 17 31 11 18 40 MRK1018 05 14 19 38.2 248.1 3.1 57.2 -5 718 No stop 11 22 30 --- 05 18 10 37.4 248.8 3.2 57.6 225 777 11 18 41 11 23 00 0205-010 05 18 40 37.5 247.9 3.2 57.1 25 777 11 23 00 11 24 10 --- 05 19 50 37.3 248.1 3.2 57.2 70 795 11 23 01 11 24 10 MRK1018 05 19 50 37.1 249.0 3.2 57.8 -5 795 No stop 11 28 00 --- 05 23 41 36.3 249.7 3.3 58.2 225 854 11 24 11 11 28 00 0205-010 05 23 41 36.4 248.8 3.2 57.6 -5 854 No stop 11 29 10 --- 05 24 51 36.2 249.0 3.3 57.8 65 872 11 28 01 11 29 10 MRK1018 05 24 51 36.0 249.9 3.3 58.3 -5 872 No stop 11 33 00 --- 05 28 41 35.2 250.5 3.4 58.7 225 931 11 29 11 11 33 30 0205-010 05 29 11 35.3 249.7 3.3 58.2 25 931 11 33 30 11 34 40 --- 05 30 22 35.0 249.9 3.4 58.3 70 949 11 33 31 11 34 40 MRK1018 05 30 22 34.8 250.7 3.4 58.8 -5 949 No stop 11 38 30 --- 05 34 12 34.0 251.3 3.5 59.1 225 1008 11 34 41 11 38 30 0205-010 05 34 12 34.2 250.5 3.4 58.7 -5 1008 No stop 11 39 40 --- 05 35 22 34.0 250.7 3.4 58.8 65 1026 11 38 31 11 39 40 MRK1018 05 35 22 33.8 251.5 3.5 59.3 -5 1026 No stop 11 43 30 --- 05 39 13 32.9 252.1 3.5 59.6 225 1085 11 39 41 11 44 00 0205-010 05 39 43 33.0 251.3 3.5 59.2 25 1085 11 44 00 11 45 10 --- 05 40 53 32.8 251.5 3.5 59.3 70 1103 11 44 01 Schedule for KUNMING (Code Km ) Page 4 Mrk1018 at 2 Gb/s - C band 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 ---------------------------------------------------------------------------------------- --- Thu 8 Mar 2018 Day 67 --- 11 45 10 MRK1018 05 40 53 32.6 252.4 3.6 59.7 -5 1103 No stop 11 49 00 --- 05 44 44 31.7 252.9 3.6 60.0 225 1162 11 45 11 11 49 00 0205-010 05 44 44 32.0 252.1 3.6 59.6 -5 1162 No stop 11 50 10 --- 05 45 54 31.7 252.3 3.6 59.7 65 1179 11 49 01 11 50 10 MRK1018 05 45 54 31.5 253.1 3.6 60.1 -5 1179 No stop 11 54 00 --- 05 49 45 30.7 253.7 3.7 60.4 225 1238 11 50 11 11 54 30 0205-010 05 50 15 30.8 252.9 3.7 60.0 25 1238 11 54 30 11 55 40 --- 05 51 25 30.5 253.1 3.7 60.1 70 1256 11 54 31 11 55 40 MRK1018 05 51 25 30.3 253.9 3.7 60.5 -5 1256 No stop 11 59 30 --- 05 55 16 29.4 254.4 3.8 60.8 225 1315 11 55 41 11 59 30 0205-010 05 55 16 29.7 253.6 3.8 60.4 -5 1315 No stop 12 00 40 --- 05 56 26 29.4 253.8 3.8 60.5 65 1333 11 59 31 12 00 40 MRK1018 05 56 26 29.2 254.6 3.8 60.9 -5 1333 No stop 12 04 30 --- 06 00 17 28.4 255.1 3.9 61.1 225 1392 12 00 41 12 05 00 0205-010 06 00 47 28.5 254.4 3.9 60.8 25 1392 12 05 00 12 06 10 --- 06 01 57 28.2 254.6 3.9 60.9 70 1410 12 05 01 12 06 10 MRK1018 06 01 57 28.0 255.4 3.9 61.2 -5 1410 No stop 12 10 00 --- 06 05 47 27.1 255.9 4.0 61.5 225 1469 12 06 11 12 10 00 0205-010 06 05 47 27.4 255.1 3.9 61.1 -5 1469 No stop 12 11 10 --- 06 06 58 27.1 255.3 4.0 61.2 65 1487 12 10 01 12 11 10 MRK1018 06 06 58 26.9 256.0 4.0 61.6 -5 1487 No stop 12 15 00 --- 06 10 48 26.0 256.5 4.1 61.8 225 1546 12 11 11 12 15 30 0205-010 06 11 18 26.2 255.8 4.0 61.5 26 1546 12 15 30 12 16 40 --- 06 12 29 25.9 256.0 4.1 61.5 70 1564 12 15 31 12 16 40 MRK1018 06 12 29 25.7 256.8 4.1 61.9 -5 1564 No stop 12 20 30 --- 06 16 19 24.8 257.3 4.2 62.1 225 1623 12 16 41 12 20 30 0205-010 06 16 19 25.1 256.5 4.1 61.8 -4 1623 No stop 12 21 40 --- 06 17 29 24.8 256.6 4.1 61.8 66 1641 12 20 31 12 21 40 MRK1018 06 17 29 24.6 257.4 4.2 62.2 -4 1641 No stop 12 25 30 --- 06 21 20 23.7 257.9 4.2 62.4 226 1700 12 21 41 Schedule for KUNMING (Code Km ) Page 5 Mrk1018 at 2 Gb/s - C band 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 ---------------------------------------------------------------------------------------- --- Thu 8 Mar 2018 Day 67 --- 12 26 00 0205-010 06 21 50 23.8 257.2 4.2 62.1 26 1700 12 26 00 12 27 10 --- 06 23 00 23.6 257.4 4.2 62.2 70 1718 12 26 01 12 27 10 MRK1018 06 23 00 23.3 258.1 4.3 62.5 -4 1718 No stop 12 31 00 --- 06 26 51 22.5 258.6 4.3 62.7 226 1777 12 27 11 12 31 00 0205-010 06 26 51 22.7 257.8 4.3 62.4 -4 1777 No stop 12 32 10 --- 06 28 01 22.5 258.0 4.3 62.4 66 1795 12 31 01 12 32 10 MRK1018 06 28 01 22.2 258.7 4.3 62.7 -4 1795 No stop 12 36 00 --- 06 31 52 21.4 259.2 4.4 62.9 226 1854 12 32 11 12 36 30 0205-010 06 32 22 21.5 258.5 4.4 62.6 26 1854 12 36 30 12 37 40 --- 06 33 32 21.3 258.7 4.4 62.7 70 1872 12 36 31 12 37 40 MRK1018 06 33 32 21.0 259.4 4.4 63.0 -4 1872 No stop 12 41 30 --- 06 37 23 20.1 259.9 4.5 63.1 226 1931 12 37 41 12 41 30 0205-010 06 37 23 20.4 259.1 4.5 62.9 -4 1931 No stop 12 42 40 --- 06 38 33 20.1 259.3 4.5 62.9 66 1949 12 41 31 12 42 40 MRK1018 06 38 33 19.9 260.0 4.5 63.2 -4 1949 No stop 12 46 30 --- 06 42 23 19.0 260.5 4.6 63.3 226 2008 12 42 41 12 47 00 0205-010 06 42 53 19.2 259.8 4.6 63.1 26 2008 12 47 00 12 48 10 --- 06 44 04 18.9 259.9 4.6 63.2 70 2026 12 47 01 12 48 10 MRK1018 06 44 04 18.7 260.7 4.6 63.4 -4 2026 No stop 12 52 00 --- 06 47 54 17.8 261.1 4.7 63.5 226 2085 12 48 11 12 52 00 0205-010 06 47 54 18.1 260.4 4.6 63.3 -4 2085 No stop 12 53 10 --- 06 49 05 17.8 260.5 4.7 63.4 66 2103 12 52 01 12 53 10 MRK1018 06 49 05 17.5 261.3 4.7 63.6 -4 2103 No stop 12 57 00 --- 06 52 55 16.7 261.7 4.8 63.7 226 2162 12 53 11 12 57 30 0205-010 06 53 25 16.8 261.1 4.7 63.5 26 2162 12 57 30 12 58 40 --- 06 54 35 16.6 261.2 4.8 63.6 70 2179 12 57 31 12 58 40 MRK1018 06 54 35 16.3 261.9 4.8 63.8 -4 2179 No stop 13 02 30 --- 06 58 26 15.4 262.4 4.9 63.9 226 2238 12 58 41 13 02 30 0205-010 06 58 26 15.7 261.6 4.8 63.7 -4 2238 No stop 13 03 40 --- 06 59 36 15.4 261.8 4.8 63.7 66 2256 13 02 31 Schedule for KUNMING (Code Km ) Page 6 Mrk1018 at 2 Gb/s - C band 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 ---------------------------------------------------------------------------------------- --- Thu 8 Mar 2018 Day 67 --- 13 03 40 MRK1018 06 59 36 15.2 262.5 4.9 63.9 -4 2256 No stop 13 07 30 --- 07 03 27 14.3 262.9 4.9 64.1 226 2315 13 03 41 13 08 00 0205-010 07 03 57 14.5 262.3 4.9 63.9 26 2315 13 08 00 13 09 10 --- 07 05 07 14.2 262.4 4.9 63.9 70 2333 13 08 01 13 09 10 MRK1018 07 05 07 13.9 263.1 5.0 64.1 -4 2333 No stop 13 13 00 --- 07 08 58 13.1 263.5 5.0 64.2 226 2392 13 09 11 13 13 00 0205-010 07 08 58 13.3 262.8 5.0 64.0 -4 2392 No stop 13 14 10 --- 07 10 08 13.1 263.0 5.0 64.1 66 2410 13 13 01 13 14 10 0154-000 07 10 08 11.0 265.1 5.2 64.5 -7 2410 No stop 13 15 40 --- 07 11 38 10.6 265.3 5.2 64.6 83 2433 13 14 11 13 16 10 0205-010 07 12 08 12.6 263.2 5.0 64.1 23 2433 13 16 10 13 17 10 --- 07 13 08 12.4 263.3 5.1 64.2 60 2449 13 16 11 13 17 10 MRK1018 07 13 08 12.1 264.0 5.1 64.3 -4 2449 No stop 13 19 40 --- 07 15 39 11.6 264.3 5.1 64.4 146 2487 13 17 11 13 19 40 0205-010 07 15 39 11.8 263.6 5.1 64.2 -4 2487 No stop 13 20 40 --- 07 16 39 11.6 263.7 5.1 64.2 56 2503 13 19 41 13 20 40 MRK1018 07 16 39 11.3 264.4 5.2 64.4 -4 2503 No stop 13 24 30 --- 07 20 30 10.5 264.8 5.2 64.5 226 2562 13 20 41 13 25 00 0205-010 07 21 00 10.6 264.2 5.2 64.4 26 2562 13 25 00 13 26 10 --- 07 22 10 10.4 264.3 5.2 64.4 70 2579 13 25 01 13 26 10 MRK1018 07 22 10 10.1 265.0 5.2 64.5 -4 2579 No stop 13 30 00 --- 07 26 01 9.2 265.4 5.3 64.6 226 2638 13 26 11 13 30 00 0205-010 07 26 01 9.5 264.7 5.3 64.5 -4 2638 No stop 13 31 10 --- 07 27 11 9.2 264.8 5.3 64.5 66 2656 13 30 01 13 31 10 MRK1018 07 27 11 9.0 265.5 5.3 64.6 -4 2656 No stop 13 35 00 --- 07 31 01 8.1 266.0 5.4 64.7 226 2715 13 31 11 13 35 30 0205-010 07 31 31 8.3 265.3 5.4 64.6 26 2715 13 35 30 13 36 40 --- 07 32 42 8.0 265.4 5.4 64.6 70 2733 13 35 31 13 36 40 MRK1018 07 32 42 7.7 266.1 5.4 64.7 -4 2733 No stop 13 40 30 --- 07 36 32 6.8 266.6 5.5 64.8 226 2792 13 36 41 Schedule for KUNMING (Code Km ) Page 7 Mrk1018 at 2 Gb/s - C band 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 ---------------------------------------------------------------------------------------- --- Thu 8 Mar 2018 Day 67 --- 13 40 30 0205-010 07 36 32 7.1 265.9 5.5 64.7 -4 2792 No stop 13 41 40 --- 07 37 42 6.9 266.0 5.5 64.7 66 2810 13 40 31 13 41 40 MRK1018 07 37 42 6.6 266.7 5.5 64.8 -4 2810 No stop 13 45 30 --- 07 41 33 5.7 267.1 5.6 64.8 226 2869 13 41 41 13 46 00 0205-010 07 42 03 5.9 266.5 5.5 64.7 26 2869 13 46 00 13 47 10 --- 07 43 13 5.6 266.6 5.6 64.8 70 2887 13 46 01 13 47 10 MRK1018 07 43 13 5.3 267.3 5.6 64.8 -4 2887 No stop 13 51 00 --- 07 47 04 4.5 267.7 5.7 D 64.9 0 2946 13 47 11 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess118.C2048 --- 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: KUNMING Total bit rate: 2048 Format: MARK5B Bits per sample: 2 Sample rate: 64.000 Number of channels: 16 DBE type: DBBC_DDC Speedup factor: 1.00 Disk used to record data. 1st LO= 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 Net SB= L L U U L L U U L L U U L L U U IF SB = U U U U U U U U U U U U U U U U Pol. = RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP BBC = 1 5 1 5 2 6 2 6 3 7 3 7 4 8 4 8 BBC SB= L L U U L L U U L L U U L L U U IF = A B A B A B A B A B A B A B A B The following frequency sets based on these setups were used. Frequency Set: 16 Setup file default. Used with PCAL = off LO sum= 4830.49 4830.49 4830.49 4830.49 4894.49 4894.49 4894.49 4894.49 4958.49 4958.49 4958.49 4958.49 5022.49 5022.49 5022.49 5022.49 BBC fr= 630.49 630.49 630.49 630.49 694.49 694.49 694.49 694.49 758.49 758.49 758.49 758.49 822.49 822.49 822.49 822.49 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: 16 Track assignments are: track1= 18, 26, 2, 10, 20, 28, 4, 12, 22, 30, 6, 14, 24, 32, 8, 16 barrel=roll_off POSITIONS OF SOURCES USED IN RECORDING SCANS Source Source position (RA/Dec) Error (B1950) (J2000) (Date) (mas) * MRK1018 02 03 42.480768 * 02 06 15.990000 02 07 10.217015 0.00 -00 31 46.69524 *-00 17 29.90000 -00 12 35.05348 0.00 From catalog imbedded in main SCHED input file. * 0149+218 01 49 31.744134 * 01 52 18.059045 01 53 16.966802 0.02 J0152+2207 21 52 20.74790 * 22 07 07.69977 22 12 19.26407 0.02 J0152+22 /home/guest/rmc/SCHED/sched11.4/catalogs/sources.gsfc GSFC 2015a astro solution, unpublished 2091 observations. * 0154-000 01 54 36.737811 * 01 57 10.534893 01 58 04.832002 0.17 J0157+0011 -00 03 12.25373 * 00 11 24.48441 00 16 26.89007 0.34 /home/guest/rmc/SCHED/sched11.4/catalogs/sources.gsfc GSFC 2015a astro solution, unpublished 161 observations. * 0205-010 02 05 53.149970 * 02 08 26.345906 02 09 20.465320 0.11 J0208-0047 -01 01 56.11936 *-00 47 44.29360 -00 42 51.41853 0.24 /home/guest/rmc/SCHED/sched11.4/catalogs/sources.gsfc GSFC 2015a astro solution, unpublished 63 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 MRK1018 sess118.C2048 1 2 3 4 5 6 7 8 9 10 11 14 + 5.678 435.617 0149+218 sess118.C2048 1 2 3 4 5 6 7 8 9 10 11 14 + 0.061 7.333 0154-000 sess118.C2048 1 2 3 4 5 6 8 9 10 11 14 16 0.050 2.830 0205-010 sess118.C2048 1 2 3 4 5 6 7 8 9 10 11 14 + 1.828 132.603 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) MRK1018 43.0 0149+218 47.0 0154-000 40.8 0205-010 43.5 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