COVER INFORMATION Station: ZELENCHK (Code Zc ) 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 ZELENCHK (Code Zc ) 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: 458.49 458.49 458.49 458.49 522.49 522.49 522.49 522.49 Next scan bandwidths: 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 09 30 00 J0205+3212 23 28 26 57.2 457.0 -2.6 -58.0 0 0 09 30 00 09 38 00 =0202+319 23 36 28 58.7 458.7 -2.5 -57.6 480 62 09 30 01 09 39 00 J0112+3208 23 37 28 67.9 473.3 -1.6 -51.6 21 62 09 39 00 09 44 00 =0110+318 23 42 29 68.7 475.1 -1.5 -50.6 300 100 09 39 01 09 44 00 J0112+3208 23 42 29 68.7 475.1 -1.5 -50.6 -5 100 No stop 09 45 30 =0110+318 23 43 59 69.0 475.6 -1.5 -50.3 85 112 09 44 01 09 45 30 0116+319 23 43 59 67.9 473.1 -1.6 -51.8 -19 112 No stop 09 49 00 --- 23 47 29 68.4 474.3 -1.6 -51.1 191 138 09 45 31 09 49 00 J0112+3208 23 47 29 69.5 477.0 -1.4 -49.5 -20 138 No stop 09 50 30 =0110+318 23 49 00 69.8 477.6 -1.4 -49.2 70 150 09 49 01 09 50 30 0116+319 23 49 00 68.7 474.9 -1.5 -50.8 -19 150 No stop 09 54 00 --- 23 52 30 69.3 476.2 -1.5 -50.0 191 177 09 50 31 09 54 40 J0112+3208 23 53 10 70.4 479.3 -1.3 -48.1 20 177 09 54 40 09 56 10 =0110+318 23 54 41 70.7 479.9 -1.3 -47.7 90 188 09 54 41 09 56 10 0116+319 23 54 41 69.6 477.1 -1.4 -49.5 -20 188 No stop 09 59 40 --- 23 58 11 70.2 478.5 -1.4 -48.7 190 215 09 56 11 09 59 40 J0112+3208 23 58 11 71.2 481.5 -1.3 -46.7 -21 215 No stop 10 01 10 =0110+318 23 59 41 71.4 482.2 -1.2 -46.3 69 227 09 59 41 10 01 10 0116+319 23 59 41 70.4 479.1 -1.4 -48.3 -20 227 No stop 10 04 40 --- 00 03 12 71.0 480.6 -1.3 -47.3 190 254 10 01 11 10 05 20 J0112+3208 00 03 52 72.1 484.1 -1.2 -45.0 19 254 10 05 20 10 06 50 =0110+318 00 05 22 72.3 484.9 -1.1 -44.5 90 265 10 05 21 10 06 50 0116+319 00 05 22 71.3 481.6 -1.3 -46.7 -21 265 No stop 10 10 20 --- 00 08 53 71.8 483.2 -1.2 -45.6 189 292 10 06 51 10 10 20 J0112+3208 00 08 53 72.8 486.6 -1.1 -43.2 -22 292 No stop 10 11 50 =0110+318 00 10 23 73.0 487.4 -1.1 -42.7 68 304 10 10 21 10 11 50 0116+319 00 10 23 72.1 483.9 -1.2 -45.1 -21 304 No stop 10 15 20 --- 00 13 54 72.6 485.7 -1.1 -43.9 189 331 10 11 51 Schedule for ZELENCHK (Code Zc ) 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 00 14 34 73.6 489.7 -1.0 -41.0 17 331 10 16 00 10 17 30 =0110+318 00 16 04 73.8 490.6 -1.0 -40.4 90 342 10 16 01 10 17 30 0116+319 00 16 04 72.9 486.8 -1.1 -43.2 -22 342 No stop 10 21 00 --- 00 19 35 73.4 488.7 -1.0 -41.8 188 369 10 17 31 10 21 00 J0112+3208 00 19 35 74.3 492.7 -0.9 -38.9 -23 369 No stop 10 22 30 =0110+318 00 21 05 74.5 493.6 -0.9 -38.2 67 381 10 21 01 10 22 30 0116+319 00 21 05 73.6 489.5 -1.0 -41.2 -23 381 No stop 10 26 00 --- 00 24 35 74.1 491.5 -0.9 -39.7 187 408 10 22 31 10 26 40 J0112+3208 00 25 16 75.0 496.3 -0.8 -36.2 16 408 10 26 40 10 28 10 =0110+318 00 26 46 75.2 497.3 -0.8 -35.4 90 419 10 26 41 10 28 10 0116+319 00 26 46 74.4 492.8 -0.9 -38.8 -23 419 No stop 10 31 40 --- 00 30 16 74.8 495.0 -0.8 -37.1 187 446 10 28 11 10 31 40 J0112+3208 00 30 16 75.6 499.7 -0.7 -33.5 -25 446 No stop 10 33 10 =0110+318 00 31 47 75.8 500.8 -0.7 -32.7 65 458 10 31 41 10 33 10 0116+319 00 31 47 75.0 496.0 -0.8 -36.4 -24 458 No stop 10 36 40 --- 00 35 17 75.5 498.4 -0.8 -34.5 186 485 10 33 11 10 37 20 J0112+3208 00 35 57 76.3 503.9 -0.6 -30.2 14 485 10 37 20 10 38 50 =0110+318 00 37 28 76.4 505.1 -0.6 -29.3 90 496 10 37 21 10 38 50 0116+319 00 37 28 75.7 499.9 -0.7 -33.4 -25 496 No stop 10 42 20 --- 00 40 58 76.1 502.5 -0.7 -31.3 185 523 10 38 51 10 42 20 J0112+3208 00 40 58 76.8 507.9 -0.6 -27.0 -26 523 No stop 10 43 50 =0110+318 00 42 28 76.9 509.2 -0.5 -26.0 64 535 10 42 21 10 43 50 0116+319 00 42 28 76.3 503.6 -0.6 -30.4 -25 535 No stop 10 47 20 --- 00 45 59 76.6 506.4 -0.6 -28.2 185 562 10 43 51 10 48 00 J0112+3208 00 46 39 77.3 512.8 -0.5 -23.0 13 562 10 48 00 10 49 30 =0110+318 00 48 09 77.4 514.1 -0.4 -21.9 90 573 10 48 01 10 49 30 0116+319 00 48 09 76.8 508.2 -0.5 -26.8 -26 573 No stop 10 53 00 --- 00 51 40 77.2 511.2 -0.5 -24.3 184 600 10 49 31 10 53 00 J0112+3208 00 51 40 77.7 517.3 -0.4 -19.2 -28 600 No stop 10 54 30 =0110+318 00 53 10 77.8 518.7 -0.3 -18.0 62 612 10 53 01 Schedule for ZELENCHK (Code Zc ) 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 00 53 10 77.3 512.5 -0.5 -23.2 -27 612 No stop 10 58 00 --- 00 56 41 77.6 515.6 -0.4 -20.6 183 638 10 54 31 10 58 40 J0112+3208 00 57 21 78.0 522.8 -0.3 -14.6 12 638 10 58 40 11 00 10 =0110+318 00 58 51 78.1 524.3 -0.3 -13.4 90 650 10 58 41 11 00 10 0116+319 00 58 51 77.7 517.7 -0.4 -18.9 -27 650 No stop 11 03 40 --- 01 02 22 78.0 521.0 -0.3 -16.1 183 677 11 00 11 11 03 40 J0112+3208 01 02 22 78.2 527.8 -0.2 -10.4 -29 677 No stop 11 05 10 =0110+318 01 03 52 78.3 529.3 -0.2 -9.1 61 688 11 03 41 11 05 10 0116+319 01 03 52 78.0 522.5 -0.3 -14.9 -28 688 No stop 11 08 40 --- 01 07 22 78.2 526.0 -0.2 -11.9 182 715 11 05 11 11 09 20 J0112+3208 01 08 03 78.4 533.7 -0.1 -5.4 11 715 11 09 20 11 10 50 =0110+318 01 09 33 78.4 535.3 -0.1 -4.0 90 727 11 09 21 11 10 50 J0112+3208 01 09 33 78.4 535.3 -0.1 -4.0 -5 727 No stop 11 14 20 =0110+318 01 13 03 78.5 539.0 -0.0 -0.9 205 754 11 10 51 11 16 20 J0344+1559 01 15 04 47.8 479.1 -2.5 -41.0 35 754 11 16 20 11 21 20 =0341+158 01 20 05 48.6 480.5 -2.4 -40.3 300 792 11 16 21 11 21 20 J0344+1559 01 20 05 48.6 480.5 -2.4 -40.3 -5 792 No stop 11 22 50 =0341+158 01 21 35 48.8 480.9 -2.4 -40.1 85 804 11 21 21 11 22 50 0350+177 01 21 35 48.9 476.7 -2.5 -42.7 -23 804 No stop 11 26 20 --- 01 25 05 49.5 477.6 -2.5 -42.3 187 831 11 22 51 11 26 20 J0344+1559 01 25 05 49.4 481.9 -2.3 -39.6 -24 831 No stop 11 27 50 =0341+158 01 26 36 49.6 482.3 -2.3 -39.4 66 842 11 26 21 11 27 50 0350+177 01 26 36 49.7 478.0 -2.5 -42.1 -23 842 No stop 11 31 20 --- 01 30 06 50.3 479.0 -2.4 -41.6 187 869 11 27 51 11 32 00 J0344+1559 01 30 46 50.2 483.5 -2.2 -38.8 16 869 11 32 00 11 33 30 =0341+158 01 32 17 50.4 484.0 -2.2 -38.5 90 881 11 32 01 11 33 30 0350+177 01 32 17 50.6 479.6 -2.4 -41.3 -24 881 No stop 11 37 00 --- 01 35 47 51.2 480.6 -2.3 -40.8 186 908 11 33 31 11 37 00 J0344+1559 01 35 47 51.0 485.0 -2.2 -38.0 -24 908 No stop 11 38 30 =0341+158 01 37 17 51.2 485.5 -2.1 -37.7 66 919 11 37 01 Schedule for ZELENCHK (Code Zc ) 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 01 37 17 51.4 481.0 -2.3 -40.6 -24 919 No stop 11 42 00 --- 01 40 48 51.9 482.0 -2.2 -40.0 186 946 11 38 31 11 42 40 J0344+1559 01 41 28 51.8 486.8 -2.1 -37.0 16 946 11 42 40 11 44 10 =0341+158 01 42 58 52.0 487.2 -2.0 -36.7 90 958 11 42 41 11 44 10 0350+177 01 42 58 52.3 482.7 -2.2 -39.7 -24 958 No stop 11 47 40 --- 01 46 29 52.8 483.7 -2.1 -39.1 186 985 11 44 11 11 47 40 J0344+1559 01 46 29 52.5 488.3 -2.0 -36.1 -24 985 No stop 11 49 10 =0341+158 01 47 59 52.7 488.8 -2.0 -35.8 66 996 11 47 41 11 49 10 0350+177 01 47 59 53.0 484.2 -2.1 -38.9 -24 996 No stop 11 52 40 --- 01 51 30 53.5 485.3 -2.0 -38.3 186 1023 11 49 11 11 53 20 J0344+1559 01 52 10 53.3 490.2 -1.9 -35.0 15 1023 11 53 20 11 54 50 =0341+158 01 53 40 53.5 490.7 -1.9 -34.7 90 1035 11 53 21 11 54 50 0350+177 01 53 40 53.9 486.0 -2.0 -37.9 -24 1035 No stop 11 58 20 --- 01 57 11 54.4 487.1 -1.9 -37.2 186 1062 11 54 51 11 58 20 J0344+1559 01 57 11 54.0 491.8 -1.8 -34.0 -25 1062 No stop 11 59 50 =0341+158 01 58 41 54.2 492.4 -1.8 -33.7 65 1073 11 58 21 11 59 50 0350+177 01 58 41 54.6 487.6 -1.9 -37.0 -24 1073 No stop 12 03 20 --- 02 02 11 55.1 488.8 -1.9 -36.3 186 1100 11 59 51 12 04 00 J0344+1559 02 02 52 54.7 493.8 -1.7 -32.8 15 1100 12 04 00 12 05 30 =0341+158 02 04 22 54.9 494.3 -1.7 -32.5 90 1112 12 04 01 12 05 30 0350+177 02 04 22 55.4 489.5 -1.8 -35.8 -24 1112 No stop 12 09 00 --- 02 07 52 55.9 490.7 -1.8 -35.1 186 1138 12 05 31 12 09 00 J0344+1559 02 07 52 55.4 495.6 -1.6 -31.7 -25 1138 No stop 12 10 30 =0341+158 02 09 23 55.6 496.1 -1.6 -31.4 65 1150 12 09 01 12 10 30 0350+177 02 09 23 56.1 491.2 -1.7 -34.8 -25 1150 No stop 12 14 00 --- 02 12 53 56.5 492.5 -1.7 -34.0 185 1177 12 10 31 12 14 40 J0344+1559 02 13 33 56.1 497.7 -1.5 -30.4 15 1177 12 14 40 12 16 10 =0341+158 02 15 04 56.3 498.2 -1.5 -30.0 90 1188 12 14 41 12 16 10 0350+177 02 15 04 56.8 493.3 -1.7 -33.6 -25 1188 No stop 12 19 40 --- 02 18 34 57.3 494.5 -1.6 -32.8 185 1215 12 16 11 Schedule for ZELENCHK (Code Zc ) 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 02 18 34 56.7 499.5 -1.5 -29.2 -25 1215 No stop 12 21 10 =0341+158 02 20 04 56.9 500.1 -1.4 -28.8 65 1227 12 19 41 12 21 10 0350+177 02 20 04 57.5 495.1 -1.6 -32.4 -25 1227 No stop 12 24 40 --- 02 23 35 57.9 496.4 -1.5 -31.5 185 1254 12 21 11 12 25 20 J0344+1559 02 24 15 57.3 501.8 -1.4 -27.7 15 1254 12 25 20 12 26 50 =0341+158 02 25 45 57.5 502.3 -1.3 -27.3 90 1265 12 25 21 12 26 50 0350+177 02 25 45 58.2 497.3 -1.5 -31.0 -25 1265 No stop 12 30 20 --- 02 29 16 58.6 498.6 -1.4 -30.1 185 1292 12 26 51 12 30 20 J0344+1559 02 29 16 57.9 503.8 -1.3 -26.4 -26 1292 No stop 12 31 50 =0341+158 02 30 46 58.1 504.4 -1.2 -26.0 64 1304 12 30 21 12 31 50 0350+177 02 30 46 58.8 499.2 -1.4 -29.7 -25 1304 No stop 12 35 20 --- 02 34 17 59.2 500.6 -1.3 -28.8 185 1331 12 31 51 12 36 00 J0344+1559 02 34 57 58.5 506.1 -1.2 -24.8 14 1331 12 36 00 12 37 30 =0341+158 02 36 27 58.6 506.7 -1.2 -24.3 90 1342 12 36 01 12 37 30 0350+177 02 36 27 59.4 501.5 -1.3 -28.2 -25 1342 No stop 12 41 00 --- 02 39 58 59.8 503.0 -1.2 -27.2 185 1369 12 37 31 12 41 00 J0344+1559 02 39 58 59.0 508.2 -1.1 -23.3 -26 1369 No stop 12 42 30 =0341+158 02 41 28 59.1 508.9 -1.1 -22.9 64 1381 12 41 01 12 42 30 0350+177 02 41 28 60.0 503.6 -1.2 -26.8 -25 1381 No stop 12 46 00 --- 02 44 58 60.4 505.1 -1.2 -25.7 185 1408 12 42 31 12 46 40 J0344+1559 02 45 39 59.5 510.7 -1.0 -21.6 14 1408 12 46 40 12 48 10 =0341+158 02 47 09 59.6 511.3 -1.0 -21.1 90 1419 12 46 41 12 48 10 0350+177 02 47 09 60.6 506.1 -1.1 -25.1 -25 1419 No stop 12 51 40 --- 02 50 39 60.9 507.6 -1.1 -24.0 185 1446 12 48 11 12 51 40 J0344+1559 02 50 39 59.9 512.9 -0.9 -20.0 -26 1446 No stop 12 53 10 =0341+158 02 52 10 60.0 513.6 -0.9 -19.5 64 1458 12 51 41 12 53 10 0350+177 02 52 10 61.1 508.3 -1.0 -23.5 -25 1458 No stop 12 56 40 --- 02 55 40 61.4 509.9 -1.0 -22.4 185 1485 12 53 11 12 57 20 J0344+1559 02 56 20 60.4 515.5 -0.8 -18.2 14 1485 12 57 20 12 58 50 =0341+158 02 57 51 60.5 516.2 -0.8 -17.6 90 1496 12 57 21 Schedule for ZELENCHK (Code Zc ) 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 02 57 51 60.5 516.2 -0.8 -17.6 -5 1496 No stop 13 00 00 =0341+158 02 59 01 60.6 516.7 -0.8 -17.3 65 1505 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 Matching groups in /home/guest/rmc/SCHED/sched11.6/catalogs/freq_RDBE.dat: kvzr_c Added by Des Small, 24 February 2012 Setup group: 2 Station: ZELENCHK Total bit rate: 1024 Format: MARK5B Bits per sample: 2 Sample rate: 64.000 Number of channels: 8 DBE type: Speedup factor: 1.00 Disk used to record data. 1st LO= 4500.00 4500.00 4500.00 4500.00 4500.00 4500.00 4500.00 4500.00 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 = A B A B A B A B The following frequency sets based on these setups were used. Frequency Set: 12 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= 458.49 458.49 458.49 458.49 522.49 522.49 522.49 522.49 Bandwd= 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 Matching frequency sets: 12 13 14 Track assignments are: track1= 10, 14, 2, 6, 12, 16, 4, 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