COVER INFORMATION Station: ZELENCHK (Code Zc ) Experiment: H2O megamaser VLBI: a powerful tool to study ejection and accretion Exp. Code: ET038F Schedule Version: 1.00 Processed by SCHED version: 11.50 Development version 11.5. Started Apr. 2 PI: A. Tarchi Address: INAF - Osservatorio Astronomico di Cagliari Via della Scienza 5 I-09047 Selargius (Cagliari) Italy Phone: +39 070 71180235 EMAIL: andrea.tarchi@inaf.it Fax: Phone during observation: +39 070 71180235 Observing mode: Observations of NGC3735 at 1.7 GHz (1024 Mb/s) Notes: phase-cal OFF source = NGC3735 Schedule for ZELENCHK (Code Zc ) Page 2 H2O megamaser VLBI: a powerful tool to study ejection and accretion 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 4 Nov 2018 Day 308 --- Next scan frequencies: 1610.49 1610.49 1610.49 1610.49 1642.49 1642.49 1642.49 1642.49 1674.49 1674.49 1674.49 1674.49 1706.49 1706.49 1706.49 1706.49 Next BBC frequencies: 350.49 350.49 350.49 350.49 382.49 382.49 382.49 382.49 414.49 414.49 414.49 414.49 446.49 446.49 446.49 446.49 Next scan bandwidths: 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 01 10 00 J1134+7249 06 49 13 46.8 384.3 -4.8 -91.1 0 0 01 10 00 01 13 00 =1131+730 06 52 14 47.0 384.3 -4.7 -91.8 180 23 01 10 01 01 13 00 NGC3735 06 52 14 46.9 387.6 -4.7 -89.0 -21 23 No stop 01 16 30 --- 06 55 45 47.2 387.6 -4.7 -89.8 189 50 01 13 01 01 17 10 J1134+7249 06 56 25 47.3 384.3 -4.6 -92.8 19 50 01 17 10 01 18 40 =1131+730 06 57 55 47.4 384.3 -4.6 -93.2 90 62 01 17 11 01 18 40 NGC3735 06 57 55 47.4 387.6 -4.7 -90.3 -21 62 No stop 01 22 10 --- 07 01 25 47.7 387.6 -4.6 -91.1 189 88 01 18 41 01 22 10 J1134+7249 07 01 25 47.7 384.2 -4.6 -94.1 -22 88 No stop 01 23 40 =1131+730 07 02 56 47.8 384.2 -4.5 -94.4 68 100 01 22 11 01 23 40 NGC3735 07 02 56 47.8 387.6 -4.6 -91.5 -22 100 No stop 01 27 10 --- 07 06 26 48.1 387.6 -4.5 -92.3 188 127 01 23 41 01 27 50 J1134+7249 07 07 06 48.1 384.2 -4.5 -95.5 18 127 01 27 50 01 29 20 =1131+730 07 08 37 48.2 384.2 -4.4 -95.8 90 138 01 27 51 01 29 20 NGC3735 07 08 37 48.3 387.6 -4.5 -92.8 -22 138 No stop 01 32 50 --- 07 12 07 48.6 387.6 -4.4 -93.7 188 165 01 29 21 01 32 50 J1134+7249 07 12 07 48.5 384.1 -4.4 -96.7 -22 165 No stop 01 34 20 =1131+730 07 13 37 48.6 384.1 -4.4 -97.1 68 177 01 32 51 01 34 20 NGC3735 07 13 37 48.7 387.6 -4.4 -94.1 -22 177 No stop 01 37 50 --- 07 17 08 49.0 387.5 -4.3 -94.9 188 204 01 34 21 01 38 30 J1134+7249 07 17 48 48.9 384.0 -4.3 -98.1 18 204 01 38 30 01 40 00 =1131+730 07 19 18 49.0 384.0 -4.3 -98.5 90 215 01 38 31 01 40 00 NGC3735 07 19 18 49.2 387.5 -4.3 -95.4 -22 215 No stop 01 43 30 --- 07 22 49 49.4 387.5 -4.2 -96.3 188 242 01 40 01 01 43 30 J1134+7249 07 22 49 49.3 384.0 -4.2 -99.4 -22 242 No stop 01 45 00 =1131+730 07 24 19 49.4 383.9 -4.2 -99.8 68 254 01 43 31 Schedule for ZELENCHK (Code Zc ) Page 3 H2O megamaser VLBI: a powerful tool to study ejection and accretion 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 4 Nov 2018 Day 308 --- 01 45 00 NGC3735 07 24 19 49.6 387.4 -4.2 -96.7 -22 254 No stop 01 48 30 --- 07 27 50 49.9 387.4 -4.2 -97.5 188 281 01 45 01 01 49 10 J1134+7249 07 28 30 49.7 383.8 -4.1 -100.8 18 281 01 49 10 01 50 40 =1131+730 07 30 00 49.8 383.8 -4.1 -101.2 90 292 01 49 11 01 50 40 NGC3735 07 30 00 50.0 387.3 -4.1 -98.1 -22 292 No stop 01 54 10 --- 07 33 31 50.3 387.3 -4.1 -99.0 188 319 01 50 41 01 54 10 J1134+7249 07 33 31 50.0 383.7 -4.0 -102.1 -22 319 No stop 01 55 40 =1131+730 07 35 01 50.2 383.7 -4.0 -102.5 68 331 01 54 11 01 55 40 NGC3735 07 35 01 50.5 387.2 -4.0 -99.3 -22 331 No stop 01 59 10 --- 07 38 32 50.7 387.2 -4.0 -100.2 188 358 01 55 41 01 59 50 J1134+7249 07 39 12 50.5 383.6 -3.9 -103.6 18 358 01 59 50 02 01 20 =1131+730 07 40 42 50.6 383.5 -3.9 -104.0 90 369 01 59 51 02 01 20 NGC3735 07 40 42 50.9 387.1 -3.9 -100.8 -22 369 No stop 02 04 50 --- 07 44 12 51.2 387.0 -3.9 -101.7 188 396 02 01 21 02 04 50 J1134+7249 07 44 12 50.8 383.4 -3.9 -104.9 -22 396 No stop 02 06 20 =1131+730 07 45 43 50.9 383.4 -3.8 -105.3 68 408 02 04 51 02 06 20 NGC3735 07 45 43 51.3 387.0 -3.9 -102.1 -22 408 No stop 02 09 50 --- 07 49 13 51.6 386.9 -3.8 -103.0 188 435 02 06 21 02 10 30 J1134+7249 07 49 53 51.2 383.3 -3.8 -106.4 18 435 02 10 30 02 12 00 =1131+730 07 51 24 51.3 383.2 -3.7 -106.8 90 446 02 10 31 02 12 00 NGC3735 07 51 24 51.8 386.8 -3.8 -103.5 -22 446 No stop 02 15 30 --- 07 54 54 52.1 386.7 -3.7 -104.4 188 473 02 12 01 02 15 30 J1134+7249 07 54 54 51.6 383.1 -3.7 -107.7 -22 473 No stop 02 17 00 =1131+730 07 56 24 51.7 383.0 -3.6 -108.1 68 485 02 15 31 02 17 00 NGC3735 07 56 24 52.2 386.6 -3.7 -104.8 -22 485 No stop 02 20 30 --- 07 59 55 52.5 386.5 -3.6 -105.8 188 512 02 17 01 02 21 10 J1134+7249 08 00 35 52.0 382.9 -3.6 -109.2 18 512 02 21 10 02 22 40 =1131+730 08 02 05 52.1 382.8 -3.6 -109.6 90 523 02 21 11 02 22 40 NGC3735 08 02 05 52.7 386.4 -3.6 -106.3 -22 523 No stop 02 26 10 --- 08 05 36 52.9 386.3 -3.5 -107.3 188 550 02 22 41 Schedule for ZELENCHK (Code Zc ) Page 4 H2O megamaser VLBI: a powerful tool to study ejection and accretion 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 4 Nov 2018 Day 308 --- 02 26 10 J1134+7249 08 05 36 52.3 382.7 -3.5 -110.6 -22 550 No stop 02 27 40 =1131+730 08 07 06 52.4 382.6 -3.5 -111.0 68 562 02 26 11 02 27 40 NGC3735 08 07 06 53.1 386.2 -3.5 -107.7 -22 562 No stop 02 31 10 --- 08 10 37 53.3 386.1 -3.4 -108.6 188 588 02 27 41 02 31 50 J1134+7249 08 11 17 52.7 382.4 -3.4 -112.2 18 588 02 31 50 02 33 20 =1131+730 08 12 47 52.8 382.3 -3.4 -112.6 90 600 02 31 51 02 33 20 NGC3735 08 12 47 53.5 386.0 -3.4 -109.2 -22 600 No stop 02 36 50 --- 08 16 18 53.8 385.8 -3.3 -110.2 188 627 02 33 21 02 36 50 J1134+7249 08 16 18 53.1 382.2 -3.3 -113.5 -22 627 No stop 02 38 20 =1131+730 08 17 48 53.2 382.1 -3.3 -114.0 68 638 02 36 51 02 38 20 NGC3735 08 17 48 53.9 385.7 -3.3 -110.6 -22 638 No stop 02 41 50 --- 08 21 19 54.2 385.6 -3.3 -111.6 188 665 02 38 21 02 42 30 J1134+7249 08 21 59 53.5 381.9 -3.2 -115.1 18 665 02 42 30 02 44 00 =1131+730 08 23 29 53.6 381.8 -3.2 -115.6 90 677 02 42 31 02 44 00 NGC3735 08 23 29 54.4 385.4 -3.2 -112.2 -22 677 No stop 02 47 30 --- 08 26 59 54.6 385.2 -3.2 -113.2 188 704 02 44 01 02 47 30 J1134+7249 08 26 59 53.8 381.6 -3.1 -116.5 -22 704 No stop 02 49 00 =1131+730 08 28 30 53.9 381.5 -3.1 -117.0 68 715 02 47 31 02 49 00 NGC3735 08 28 30 54.7 385.2 -3.1 -113.6 -22 715 No stop 02 52 30 --- 08 32 00 55.0 385.0 -3.1 -114.6 188 742 02 49 01 02 53 10 J1134+7249 08 32 40 54.2 381.3 -3.0 -118.2 18 742 02 53 10 02 55 10 =1131+730 08 34 41 54.3 381.2 -3.0 -118.7 120 758 02 53 11 02 58 40 4C39.25 08 38 11 79.5 473.0 -0.8 -58.7 94 758 02 58 40 03 03 40 --- 08 43 12 80.3 476.0 -0.7 D -56.6 0 796 02 58 41 03 07 50 J1134+7249 08 47 23 55.1 380.3 -2.8 -122.5 129 796 03 07 50 03 11 20 =1131+730 08 50 53 55.3 380.1 -2.7 -123.5 210 823 03 07 51 03 11 20 NGC3735 08 50 53 56.4 383.7 -2.8 -120.1 -22 823 No stop 03 14 50 --- 08 54 24 56.7 383.4 -2.7 -121.2 188 850 03 11 21 03 15 30 J1134+7249 08 55 04 55.6 379.8 -2.7 -124.7 18 850 03 15 30 03 17 00 =1131+730 08 56 34 55.7 379.7 -2.6 -125.2 90 862 03 15 31 Schedule for ZELENCHK (Code Zc ) Page 5 H2O megamaser VLBI: a powerful tool to study ejection and accretion 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 4 Nov 2018 Day 308 --- 03 17 00 NGC3735 08 56 34 56.8 383.2 -2.7 -121.8 -22 862 No stop 03 20 30 --- 09 00 05 57.1 382.9 -2.6 -122.9 188 888 03 17 01 03 20 30 J1134+7249 09 00 05 55.9 379.4 -2.6 -126.3 -22 888 No stop 03 22 00 =1131+730 09 01 35 56.0 379.3 -2.6 -126.7 68 900 03 20 31 03 22 00 NGC3735 09 01 35 57.2 382.8 -2.6 -123.3 -22 900 No stop 03 25 30 --- 09 05 06 57.4 382.5 -2.5 -124.4 188 927 03 22 01 03 26 10 J1134+7249 09 05 46 56.2 378.9 -2.5 -128.0 18 927 03 26 10 03 27 40 =1131+730 09 07 16 56.3 378.8 -2.5 -128.5 90 938 03 26 11 03 27 40 NGC3735 09 07 16 57.6 382.3 -2.5 -125.1 -22 938 No stop 03 31 10 --- 09 10 47 57.8 382.0 -2.4 -126.2 188 965 03 27 41 03 31 10 J1134+7249 09 10 47 56.5 378.5 -2.4 -129.5 -22 965 No stop 03 32 40 =1131+730 09 12 17 56.6 378.4 -2.4 -130.0 68 977 03 31 11 03 32 40 NGC3735 09 12 17 57.9 381.8 -2.4 -126.7 -22 977 No stop 03 36 10 --- 09 15 47 58.1 381.5 -2.4 -127.8 188 1004 03 32 41 03 36 50 J1134+7249 09 16 28 56.8 378.0 -2.3 -131.3 18 1004 03 36 50 03 38 20 =1131+730 09 17 58 56.9 377.9 -2.3 -131.8 90 1015 03 36 51 03 38 20 NGC3735 09 17 58 58.3 381.3 -2.3 -128.5 -21 1015 No stop 03 41 50 --- 09 21 28 58.5 380.9 -2.3 -129.6 189 1042 03 38 21 03 41 50 J1134+7249 09 21 28 57.1 377.5 -2.2 -132.9 -22 1042 No stop 03 43 20 =1131+730 09 22 59 57.2 377.4 -2.2 -133.4 68 1054 03 41 51 03 43 20 NGC3735 09 22 59 58.6 380.8 -2.2 -130.1 -21 1054 No stop 03 46 50 --- 09 26 29 58.8 380.4 -2.2 -131.2 189 1081 03 43 21 03 47 30 J1134+7249 09 27 09 57.4 377.0 -2.1 -134.7 19 1081 03 47 30 03 49 00 =1131+730 09 28 40 57.5 376.9 -2.1 -135.2 90 1092 03 47 31 03 49 00 NGC3735 09 28 40 59.0 380.2 -2.1 -131.9 -21 1092 No stop 03 52 30 --- 09 32 10 59.2 379.8 -2.1 -133.1 189 1119 03 49 01 03 52 30 J1134+7249 09 32 10 57.7 376.5 -2.1 -136.3 -21 1119 No stop 03 54 00 =1131+730 09 33 40 57.8 376.4 -2.0 -136.8 69 1131 03 52 31 03 54 00 NGC3735 09 33 40 59.3 379.6 -2.1 -133.6 -21 1131 No stop 03 57 30 --- 09 37 11 59.5 379.2 -2.0 -134.8 189 1158 03 54 01 Schedule for ZELENCHK (Code Zc ) Page 6 H2O megamaser VLBI: a powerful tool to study ejection and accretion 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 4 Nov 2018 Day 308 --- 03 58 10 J1134+7249 09 37 51 58.0 375.9 -2.0 -138.2 19 1158 03 58 10 03 59 40 =1131+730 09 39 21 58.0 375.8 -1.9 -138.7 90 1169 03 58 11 03 59 40 NGC3735 09 39 21 59.6 379.0 -2.0 -135.5 -21 1169 No stop 04 03 10 --- 09 42 52 59.8 378.6 -1.9 -136.7 189 1196 03 59 41 04 03 10 J1134+7249 09 42 52 58.2 375.4 -1.9 -139.8 -21 1196 No stop 04 04 40 =1131+730 09 44 22 58.3 375.2 -1.8 -140.3 69 1208 04 03 11 04 04 40 NGC3735 09 44 22 59.9 378.4 -1.9 -137.2 -21 1208 No stop 04 08 10 --- 09 47 53 60.1 377.9 -1.8 -138.4 189 1235 04 04 41 04 08 50 J1134+7249 09 48 33 58.5 374.8 -1.8 -141.7 19 1235 04 08 50 04 10 20 =1131+730 09 50 03 58.5 374.6 -1.8 -142.2 90 1246 04 08 51 04 10 20 NGC3735 09 50 03 60.2 377.7 -1.8 -139.2 -21 1246 No stop 04 13 50 --- 09 53 34 60.4 377.2 -1.7 -140.4 189 1273 04 10 21 04 13 50 J1134+7249 09 53 34 58.7 374.2 -1.7 -143.4 -21 1273 No stop 04 15 20 =1131+730 09 55 04 58.8 374.0 -1.7 -143.9 69 1285 04 13 51 04 15 20 NGC3735 09 55 04 60.5 377.0 -1.7 -140.9 -20 1285 No stop 04 18 50 --- 09 58 34 60.7 376.5 -1.6 -142.1 190 1312 04 15 21 04 19 30 J1134+7249 09 59 15 58.9 373.5 -1.6 -145.3 20 1312 04 19 30 04 21 00 =1131+730 10 00 45 59.0 373.4 -1.6 -145.8 90 1323 04 19 31 04 21 00 NGC3735 10 00 45 60.8 376.2 -1.6 -142.9 -20 1323 No stop 04 24 30 --- 10 04 15 61.0 375.8 -1.5 -144.2 190 1350 04 21 01 04 24 30 J1134+7249 10 04 15 59.2 372.9 -1.5 -147.0 -20 1350 No stop 04 26 00 =1131+730 10 05 46 59.2 372.8 -1.5 -147.5 70 1362 04 24 31 04 26 00 NGC3735 10 05 46 61.0 375.5 -1.5 -144.7 -20 1362 No stop 04 29 30 --- 10 09 16 61.2 375.0 -1.5 -146.0 190 1388 04 26 01 04 30 10 J1134+7249 10 09 56 59.4 372.2 -1.4 -149.0 20 1388 04 30 10 04 31 40 =1131+730 10 11 27 59.4 372.1 -1.4 -149.5 90 1400 04 30 11 04 31 40 NGC3735 10 11 27 61.3 374.7 -1.4 -146.8 -20 1400 No stop 04 35 10 --- 10 14 57 61.5 374.2 -1.4 -148.0 190 1427 04 31 41 04 35 10 J1134+7249 10 14 57 59.6 371.6 -1.3 -150.7 -20 1427 No stop 04 36 40 =1131+730 10 16 27 59.6 371.4 -1.3 -151.3 70 1438 04 35 11 Schedule for ZELENCHK (Code Zc ) Page 7 H2O megamaser VLBI: a powerful tool to study ejection and accretion 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 4 Nov 2018 Day 308 --- 04 36 40 NGC3735 10 16 27 61.5 374.0 -1.3 -148.6 -19 1438 No stop 04 40 10 --- 10 19 58 61.7 373.5 -1.3 -149.9 191 1465 04 36 41 04 40 50 J1134+7249 10 20 38 59.8 370.9 -1.2 -152.7 21 1465 04 40 50 04 42 20 =1131+730 10 22 08 59.8 370.7 -1.2 -153.2 90 1477 04 40 51 04 42 20 NGC3735 10 22 08 61.8 373.1 -1.2 -150.7 -19 1477 No stop 04 45 50 --- 10 25 39 61.9 372.6 -1.2 -152.0 191 1504 04 42 21 04 46 30 J1134+7249 10 26 19 60.0 370.1 -1.1 -154.7 21 1504 04 46 30 04 50 30 =1131+730 10 30 20 60.1 369.6 -1.1 -156.2 240 1535 04 46 31 04 53 30 DA193 10 33 20 39.8 290.8 4.6 61.5 76 1535 04 53 30 04 56 30 --- 10 36 21 39.3 291.2 4.7 61.2 180 1558 04 53 31 04 57 00 DA193 10 36 51 39.2 291.2 4.7 61.2 24 1558 04 57 00 05 00 00 --- 10 39 51 38.7 291.6 4.7 60.9 180 1581 04 57 01 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess318.L1024 Matching groups in /home/guest/rmc/SCHED/sched11.5/catalogs/freq_RDBE.dat: kvzr_l passed by Alexey Melnikov, Mar2014 ****** Only 251.02 of 256.00 MHz total bandwidth is within the IFs in the setup file before any FREQ or DOPPLER shifts. Setup group: 2 Station: ZELENCHK Total bit rate: 1024 Format: MARK5B Bits per sample: 2 Sample rate: 32.000 Number of channels: 16 DBE type: Speedup factor: 1.00 Disk used to record data. 1st LO= 1260.00 1260.00 1260.00 1260.00 1260.00 1260.00 1260.00 1260.00 1260.00 1260.00 1260.00 1260.00 1260.00 1260.00 1260.00 1260.00 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 9 1 9 2 10 2 10 3 11 3 11 4 12 4 12 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: 9 Setup file default. Used with PCAL = off LO sum= 1610.49 1610.49 1610.49 1610.49 1642.49 1642.49 1642.49 1642.49 1674.49 1674.49 1674.49 1674.49 1706.49 1706.49 1706.49 1706.49 BBC fr= 350.49 350.49 350.49 350.49 382.49 382.49 382.49 382.49 414.49 414.49 414.49 414.49 446.49 446.49 446.49 446.49 Bandwd= 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 Matching frequency sets: 9 10 12 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) * NGC3735 11 33 02.401363 * 11 35 57.300000 11 36 58.042213 0.00 70 48 44.61683 * 70 32 09.00000 70 25 47.07648 0.00 From catalog imbedded in main SCHED input file. 0552+398 05 52 01.407168 * 05 55 30.805611 05 56 49.585806 0.00 J0555+3948 39 48 21.94581 * 39 48 49.16496 39 48 46.69873 0.00 * DA193 /home/guest/rmc/SCHED/sched11.5/catalogs/sources.gsfc J0555+39 GSFC 2016a X/S astro solution, 415688 observations. * 4C39.25 09 23 55.319216 * 09 27 03.013937 09 28 11.899892 0.31 J0927+3902 39 15 23.56644 * 39 02 20.85185 38 57 18.44364 0.16 0923+392 /home/guest/rmc/SCHED/sched11.5/catalogs/sources.gsfc J0927+39 GSFC 2016a X/S astro solution, 250526 observations. 1131+730 11 31 11.755699 * 11 34 11.407802 11 35 13.366537 2.12 * J1134+7249 73 05 54.76059 * 72 49 20.05280 72 42 57.88321 1.37 /home/guest/rmc/SCHED/sched11.5/catalogs/sources.gsfc GSFC 2016a X/S astro solution, 60 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 NGC3735 sess318.L1024 1 2 3 4 5 6 7 8 9 11 2.158 117.723 DA193 sess318.L1024 1 2 3 4 5 6 7 8 9 11 0.183 7.455 4C39.25 sess318.L1024 1 2 3 4 5 6 7 8 9 11 0.083 4.055 J1134+7249 sess318.L1024 1 2 3 4 5 6 7 8 9 11 1.083 56.163 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) NGC3735 91.2 DA193 130.2 4C39.25 90.0 J1134+7249 92.9 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