COVER INFORMATION Station: YEBES40M (Code Ys ) Experiment: ET048B Exp. Code: ET048B Schedule Version: 2.00 Processed by SCHED version: 11.60 Release 11.6; April 2020 PI: Oleg Titov Address: Geoscience Australia Cnr Jerrabomberra Avenue and Hindmarsh Drive Symonston ACT 2609 GPO Box 378 Canberra ACT 2601 Australia Phone: +61 2 6249 9064 EMAIL: Oleg.Titov@ga.gov.au Fax: Phone during observation: +61 2 6249 9064 Observing mode: Notes: Imaging extragalactic radio sources with extremely large radio-optical offsets Devided on 3 epochs: ET048A, ET048B, ET048C 6cm, 1024 Mbps, RCP & LCP, 2 bit sampling Prepared by Alexey Melnikov, aem@iaaras.ru Schedule for YEBES40M (Code Ys ) Page 2 ET048B 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 10 Mar 2022 Day 69 --- Next scan frequencies: 4958.49 4958.49 4958.49 4958.49 5022.49 5022.49 5022.49 5022.49 Next BBC frequencies: 800.49 800.49 800.49 800.49 864.49 864.49 864.49 864.49 Next scan bandwidths: 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 09 30 00 J0205+3212 20 29 50 24.4 67.4 -5.6 -56.1 0 0 09 30 00 09 38 00 =0202+319 20 37 51 25.8 68.4 -5.5 -56.8 480 62 09 30 01 09 39 00 J0112+3208 20 38 51 35.4 75.3 -4.6 -60.4 36 62 09 39 00 09 44 00 =0110+318 20 43 52 36.3 75.9 -4.5 -60.7 300 100 09 39 01 09 44 00 J0112+3208 20 43 52 36.3 75.9 -4.5 -60.7 -15 100 No stop 09 45 30 =0110+318 20 45 22 36.6 76.1 -4.5 -60.8 75 112 09 44 01 09 45 30 0116+319 20 45 22 35.4 75.2 -4.6 -60.4 -16 112 No stop 09 49 00 --- 20 48 53 36.0 75.7 -4.5 -60.6 194 139 09 45 31 09 49 00 J0112+3208 20 48 53 37.2 76.6 -4.4 -61.0 -16 139 No stop 09 50 30 =0110+318 20 50 23 37.5 76.8 -4.4 -61.0 74 151 09 49 01 09 50 30 0116+319 20 50 23 36.3 75.9 -4.5 -60.7 -16 151 No stop 09 54 00 --- 20 53 54 36.9 76.3 -4.4 -60.9 194 178 09 50 31 09 54 40 J0112+3208 20 54 34 38.3 77.3 -4.3 -61.3 24 178 09 54 40 09 56 10 =0110+318 20 56 04 38.6 77.5 -4.3 -61.3 90 189 09 54 41 09 56 10 0116+319 20 56 04 37.3 76.6 -4.4 -61.0 -16 189 No stop 09 59 40 --- 20 59 35 38.0 77.0 -4.4 -61.2 194 216 09 56 11 09 59 40 J0112+3208 20 59 35 39.2 78.0 -4.2 -61.5 -16 216 No stop 10 01 10 =0110+318 21 01 05 39.5 78.2 -4.2 -61.6 74 228 09 59 41 10 01 10 0116+319 21 01 05 38.3 77.2 -4.3 -61.3 -16 228 No stop 10 04 40 --- 21 04 35 38.9 77.7 -4.3 -61.5 194 255 10 01 11 10 05 20 J0112+3208 21 05 16 40.3 78.7 -4.1 -61.8 24 255 10 05 20 10 06 50 =0110+318 21 06 46 40.6 78.9 -4.1 -61.9 90 267 10 05 21 10 06 50 0116+319 21 06 46 39.3 78.0 -4.2 -61.6 -16 267 No stop 10 10 20 --- 21 10 16 40.0 78.4 -4.2 -61.8 194 294 10 06 51 10 10 20 J0112+3208 21 10 16 41.2 79.4 -4.1 -62.1 -16 294 No stop 10 11 50 =0110+318 21 11 47 41.5 79.6 -4.0 -62.1 74 305 10 10 21 10 11 50 0116+319 21 11 47 40.3 78.6 -4.2 -61.8 -16 305 No stop 10 15 20 --- 21 15 17 40.9 79.1 -4.1 -62.0 194 332 10 11 51 Schedule for YEBES40M (Code Ys ) Page 3 ET048B 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 10 Mar 2022 Day 69 --- 10 16 00 J0112+3208 21 15 57 42.3 80.1 -4.0 -62.3 24 332 10 16 00 10 17 30 =0110+318 21 17 28 42.6 80.3 -3.9 -62.4 90 344 10 16 01 10 17 30 0116+319 21 17 28 41.3 79.4 -4.1 -62.1 -16 344 No stop 10 21 00 --- 21 20 58 42.0 79.8 -4.0 -62.3 194 371 10 17 31 10 21 00 J0112+3208 21 20 58 43.2 80.8 -3.9 -62.5 -16 371 No stop 10 22 30 =0110+318 21 22 28 43.5 81.0 -3.9 -62.6 74 383 10 21 01 10 22 30 0116+319 21 22 28 42.3 80.0 -4.0 -62.3 -16 383 No stop 10 26 00 --- 21 25 59 42.9 80.5 -3.9 -62.5 194 410 10 22 31 10 26 40 J0112+3208 21 26 39 44.3 81.6 -3.8 -62.8 24 410 10 26 40 10 28 10 =0110+318 21 28 09 44.6 81.8 -3.8 -62.8 90 421 10 26 41 10 28 10 0116+319 21 28 09 43.3 80.8 -3.9 -62.6 -16 421 No stop 10 31 40 --- 21 31 40 44.0 81.3 -3.8 -62.7 194 448 10 28 11 10 31 40 J0112+3208 21 31 40 45.2 82.2 -3.7 -62.9 -16 448 No stop 10 33 10 =0110+318 21 33 10 45.5 82.4 -3.7 -63.0 74 460 10 31 41 10 33 10 0116+319 21 33 10 44.3 81.5 -3.8 -62.8 -16 460 No stop 10 36 40 --- 21 36 41 44.9 81.9 -3.7 -62.9 194 487 10 33 11 10 37 20 J0112+3208 21 37 21 46.3 83.0 -3.6 -63.1 24 487 10 37 20 10 38 50 =0110+318 21 38 51 46.6 83.2 -3.6 -63.2 90 499 10 37 21 10 38 50 0116+319 21 38 51 45.3 82.2 -3.7 -63.0 -16 499 No stop 10 42 20 --- 21 42 22 46.0 82.7 -3.6 -63.1 194 526 10 38 51 10 42 20 J0112+3208 21 42 22 47.3 83.7 -3.5 -63.3 -16 526 No stop 10 43 50 =0110+318 21 43 52 47.5 83.9 -3.5 -63.4 74 537 10 42 21 10 43 50 0116+319 21 43 52 46.3 82.9 -3.6 -63.2 -16 537 No stop 10 47 20 --- 21 47 22 46.9 83.4 -3.6 -63.3 194 564 10 43 51 10 48 00 J0112+3208 21 48 03 48.3 84.5 -3.4 -63.5 24 564 10 48 00 10 49 30 =0110+318 21 49 33 48.6 84.7 -3.4 -63.5 90 576 10 48 01 10 49 30 0116+319 21 49 33 47.4 83.7 -3.5 -63.4 -16 576 No stop 10 53 00 --- 21 53 03 48.0 84.2 -3.5 -63.5 194 603 10 49 31 10 53 00 J0112+3208 21 53 03 49.3 85.2 -3.3 -63.6 -16 603 No stop 10 54 30 =0110+318 21 54 34 49.6 85.4 -3.3 -63.6 74 614 10 53 01 Schedule for YEBES40M (Code Ys ) Page 4 ET048B 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 10 Mar 2022 Day 69 --- 10 54 30 0116+319 21 54 34 48.3 84.4 -3.4 -63.5 -16 614 No stop 10 58 00 --- 21 58 04 49.0 84.9 -3.4 -63.6 194 642 10 54 31 10 58 40 J0112+3208 21 58 44 50.4 86.1 -3.3 -63.7 24 642 10 58 40 11 00 10 =0110+318 22 00 15 50.6 86.3 -3.2 -63.8 90 653 10 58 41 11 00 10 0116+319 22 00 15 49.4 85.2 -3.3 -63.7 -16 653 No stop 11 03 40 --- 22 03 45 50.0 85.7 -3.3 -63.7 194 680 11 00 11 11 03 40 J0112+3208 22 03 45 51.3 86.8 -3.2 -63.8 -16 680 No stop 11 05 10 =0110+318 22 05 15 51.6 87.0 -3.1 -63.8 74 692 11 03 41 11 05 10 0116+319 22 05 15 50.3 86.0 -3.3 -63.8 -16 692 No stop 11 08 40 --- 22 08 46 51.0 86.5 -3.2 -63.8 194 719 11 05 11 11 09 20 J0112+3208 22 09 26 52.4 87.7 -3.1 -63.9 24 719 11 09 20 11 10 50 =0110+318 22 10 56 52.7 87.9 -3.1 -63.9 90 730 11 09 21 11 10 50 J0112+3208 22 10 56 52.7 87.9 -3.1 -63.9 -15 730 No stop 11 14 20 =0110+318 22 14 27 53.3 88.4 -3.0 -64.0 195 757 11 10 51 11 16 20 J0344+1559 22 16 27 16.1 82.4 -5.5 -51.6 68 757 11 16 20 11 21 20 =0341+158 22 21 28 17.1 83.2 -5.4 -51.8 300 796 11 16 21 11 21 20 J0344+1559 22 21 28 17.1 83.2 -5.4 -51.8 -15 796 No stop 11 22 50 =0341+158 22 22 58 17.4 83.4 -5.4 -51.8 75 808 11 21 21 11 22 50 0350+177 22 22 58 16.9 80.6 -5.5 -52.0 -18 808 No stop 11 26 20 --- 22 26 29 17.6 81.1 -5.5 -52.1 192 835 11 22 51 11 26 20 J0344+1559 22 26 29 18.0 84.0 -5.3 -51.9 -18 835 No stop 11 27 50 =0341+158 22 27 59 18.3 84.2 -5.3 -51.9 72 846 11 26 21 11 27 50 0350+177 22 27 59 17.9 81.3 -5.4 -52.2 -18 846 No stop 11 31 20 --- 22 31 30 18.5 81.9 -5.4 -52.3 192 873 11 27 51 11 32 00 J0344+1559 22 32 10 19.1 84.9 -5.2 -52.0 22 873 11 32 00 11 33 30 =0341+158 22 33 40 19.4 85.1 -5.2 -52.0 90 885 11 32 01 11 33 30 0350+177 22 33 40 18.9 82.2 -5.3 -52.3 -18 885 No stop 11 37 00 --- 22 37 11 19.6 82.7 -5.3 -52.4 192 912 11 33 31 11 37 00 J0344+1559 22 37 11 20.0 85.7 -5.1 -52.1 -18 912 No stop 11 38 30 =0341+158 22 38 41 20.3 85.9 -5.1 -52.1 72 924 11 37 01 Schedule for YEBES40M (Code Ys ) Page 5 ET048B 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 10 Mar 2022 Day 69 --- 11 38 30 0350+177 22 38 41 19.9 83.0 -5.3 -52.5 -18 924 No stop 11 42 00 --- 22 42 11 20.6 83.5 -5.2 -52.6 192 951 11 38 31 11 42 40 J0344+1559 22 42 52 21.1 86.6 -5.0 -52.1 22 951 11 42 40 11 44 10 =0341+158 22 44 22 21.4 86.8 -5.0 -52.2 90 962 11 42 41 11 44 10 0350+177 22 44 22 21.0 83.8 -5.2 -52.6 -18 962 No stop 11 47 40 --- 22 47 52 21.6 84.4 -5.1 -52.7 192 989 11 44 11 11 47 40 J0344+1559 22 47 52 22.1 87.4 -5.0 -52.2 -18 989 No stop 11 49 10 =0341+158 22 49 23 22.4 87.6 -4.9 -52.2 72 1001 11 47 41 11 49 10 0350+177 22 49 23 21.9 84.6 -5.1 -52.7 -18 1001 No stop 11 52 40 --- 22 52 53 22.6 85.2 -5.0 -52.8 192 1028 11 49 11 11 53 20 J0344+1559 22 53 33 23.2 88.3 -4.9 -52.2 22 1028 11 53 20 11 54 50 =0341+158 22 55 04 23.4 88.5 -4.8 -52.3 90 1040 11 53 21 11 54 50 0350+177 22 55 04 23.0 85.5 -5.0 -52.8 -18 1040 No stop 11 58 20 --- 22 58 34 23.6 86.1 -4.9 -52.9 192 1067 11 54 51 11 58 20 J0344+1559 22 58 34 24.1 89.1 -4.8 -52.3 -18 1067 No stop 11 59 50 =0341+158 23 00 04 24.4 89.3 -4.8 -52.3 72 1078 11 58 21 11 59 50 0350+177 23 00 04 23.9 86.3 -4.9 -52.9 -18 1078 No stop 12 03 20 --- 23 03 35 24.6 86.8 -4.8 -52.9 192 1105 11 59 51 12 04 00 J0344+1559 23 04 15 25.2 90.0 -4.7 -52.3 22 1105 12 04 00 12 05 30 =0341+158 23 05 45 25.5 90.2 -4.7 -52.3 90 1117 12 04 01 12 05 30 0350+177 23 05 45 25.0 87.2 -4.8 -53.0 -18 1117 No stop 12 09 00 --- 23 09 16 25.7 87.7 -4.7 -53.0 192 1144 12 05 31 12 09 00 J0344+1559 23 09 16 26.1 90.8 -4.6 -52.3 -18 1144 No stop 12 10 30 =0341+158 23 10 46 26.4 91.0 -4.6 -52.3 72 1156 12 09 01 12 10 30 0350+177 23 10 46 26.0 88.0 -4.7 -53.0 -18 1156 No stop 12 14 00 --- 23 14 17 26.6 88.5 -4.7 -53.0 192 1183 12 10 31 12 14 40 J0344+1559 23 14 57 27.2 91.7 -4.5 -52.2 22 1183 12 14 40 12 16 10 =0341+158 23 16 27 27.5 92.0 -4.5 -52.2 90 1194 12 14 41 12 16 10 0350+177 23 16 27 27.0 88.9 -4.6 -53.0 -18 1194 No stop 12 19 40 --- 23 19 58 27.7 89.5 -4.6 -53.0 192 1221 12 16 11 Schedule for YEBES40M (Code Ys ) Page 6 ET048B 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 10 Mar 2022 Day 69 --- 12 19 40 J0344+1559 23 19 58 28.2 92.6 -4.4 -52.2 -18 1221 No stop 12 21 10 =0341+158 23 21 28 28.5 92.8 -4.4 -52.2 72 1233 12 19 41 12 21 10 0350+177 23 21 28 28.0 89.7 -4.5 -53.0 -18 1233 No stop 12 24 40 --- 23 24 58 28.7 90.3 -4.5 -53.0 192 1260 12 21 11 12 25 20 J0344+1559 23 25 39 29.2 93.5 -4.3 -52.1 22 1260 12 25 20 12 26 50 =0341+158 23 27 09 29.5 93.8 -4.3 -52.1 90 1271 12 25 21 12 26 50 0350+177 23 27 09 29.1 90.6 -4.4 -53.0 -18 1271 No stop 12 30 20 --- 23 30 39 29.7 91.2 -4.4 -53.0 192 1298 12 26 51 12 30 20 J0344+1559 23 30 39 30.2 94.4 -4.2 -52.1 -18 1298 No stop 12 31 50 =0341+158 23 32 10 30.5 94.6 -4.2 -52.0 72 1310 12 30 21 12 31 50 0350+177 23 32 10 30.0 91.4 -4.4 -53.0 -18 1310 No stop 12 35 20 --- 23 35 40 30.7 92.0 -4.3 -53.0 192 1337 12 31 51 12 36 00 J0344+1559 23 36 20 31.3 95.4 -4.2 -52.0 22 1337 12 36 00 12 37 30 =0341+158 23 37 51 31.6 95.6 -4.1 -51.9 90 1349 12 36 01 12 37 30 0350+177 23 37 51 31.1 92.4 -4.3 -53.0 -18 1349 No stop 12 41 00 --- 23 41 21 31.8 93.0 -4.2 -52.9 192 1376 12 37 31 12 41 00 J0344+1559 23 41 21 32.2 96.2 -4.1 -51.8 -18 1376 No stop 12 42 30 =0341+158 23 42 51 32.5 96.5 -4.0 -51.8 72 1387 12 41 01 12 42 30 0350+177 23 42 51 32.1 93.2 -4.2 -52.9 -18 1387 No stop 12 46 00 --- 23 46 22 32.7 93.8 -4.1 -52.9 192 1414 12 42 31 12 46 40 J0344+1559 23 47 02 33.3 97.2 -4.0 -51.7 22 1414 12 46 40 12 48 10 =0341+158 23 48 32 33.6 97.5 -4.0 -51.7 90 1426 12 46 41 12 48 10 0350+177 23 48 32 33.1 94.2 -4.1 -52.8 -18 1426 No stop 12 51 40 --- 23 52 03 33.8 94.8 -4.0 -52.8 192 1453 12 48 11 12 51 40 J0344+1559 23 52 03 34.2 98.1 -3.9 -51.5 -18 1453 No stop 12 53 10 =0341+158 23 53 33 34.5 98.4 -3.9 -51.5 72 1465 12 51 41 12 53 10 0350+177 23 53 33 34.1 95.1 -4.0 -52.8 -18 1465 No stop 12 56 40 --- 23 57 04 34.8 95.7 -4.0 -52.7 192 1492 12 53 11 12 57 20 J0344+1559 23 57 44 35.3 99.2 -3.8 -51.3 22 1492 12 57 20 12 58 50 =0341+158 23 59 14 35.6 99.4 -3.8 -51.3 90 1503 12 57 21 Schedule for YEBES40M (Code Ys ) Page 7 ET048B 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 10 Mar 2022 Day 69 --- 12 58 50 J0344+1559 23 59 14 35.6 99.4 -3.8 -51.3 -15 1503 No stop 13 00 00 =0341+158 00 00 24 35.8 99.7 -3.8 -51.2 55 1512 12 58 51 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess122.C1024 --- 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: 10 Station: YEBES40M 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= 4158.00 4158.00 4158.00 4158.00 4158.00 4158.00 4158.00 4158.00 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 C1 A1 C1 A1 C1 A1 C1 The following frequency sets based on these setups were used. Frequency Set: 10 Setup file default. Used with PCAL = off LO sum= 4958.49 4958.49 4958.49 4958.49 5022.49 5022.49 5022.49 5022.49 BBC fr= 800.49 800.49 800.49 800.49 864.49 864.49 864.49 864.49 Bandwd= 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 Matching frequency sets: 10 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) * 0116+319 01 16 47.245342 * 01 19 35.000876 01 20 47.235190 0.00 J0119+3210 31 55 05.83643 * 32 10 50.06197 32 17 43.24396 0.00 From catalog imbedded in main SCHED input file. Titov,ET048B * 0350+177 03 50 00.966044 * 03 52 52.916665 03 54 07.877792 0.00 J0352+1754 17 45 43.68362 * 17 54 36.73124 17 58 29.71015 0.00 From catalog imbedded in main SCHED input file. Titov,ET048B 0110+318 01 10 03.762623 * 01 12 50.333053 01 14 02.020049 0.09 * J0112+3208 31 52 23.76439 * 32 08 17.43262 32 15 14.44864 0.12 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc GSFC 2016a X/S astro solution, 152 observations. 0202+319 02 02 09.652800 * 02 05 04.925362 02 06 20.670193 0.00 * J0205+3212 31 58 10.39522 * 32 12 30.09544 32 18 48.04475 0.00 J0205+32 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc GSFC 2016a X/S astro solution, 49141 observations. 0341+158 03 41 33.676026 * 03 44 23.172163 03 45 37.016823 0.05 * J0344+1559 15 50 19.30713 * 15 59 43.36917 16 03 49.23475 0.09 J0344+15 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc GSFC 2016a X/S astro solution, 503 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 0116+319 sess122.C1024 1 2 3 4 5 6 7 8 9 10 11 12 + 0.933 176.426 0350+177 sess122.C1024 1 2 3 4 5 6 7 8 9 10 11 12 + 1.050 192.736 J0112+3208 sess122.C1024 1 2 3 4 5 6 7 8 9 10 11 12 + 0.567 107.988 J0205+3212 sess122.C1024 1 2 3 4 5 6 7 8 9 10 11 12 + 0.133 28.000 J0344+1559 sess122.C1024 1 2 3 4 5 6 7 8 9 10 11 12 + 0.578 102.742 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) 0116+319 45.9 0350+177 70.4 J0112+3208 44.9 J0205+3212 53.1 J0344+1559 68.0 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