COVER INFORMATION Station: ZELENCHK (Code Zc ) Experiment: H2O megamaser VLBI: a powerful tool to study ejection and accretion Exp. Code: ET038E 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 5 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 ---------------------------------------------------------------------------------------- --- Sat 20 Oct 2018 Day 293 --- Next scan frequencies: 4942.49 4942.49 4942.49 4942.49 4974.49 4974.49 4974.49 4974.49 5006.49 5006.49 5006.49 5006.49 5038.49 5038.49 5038.49 5038.49 Next BBC frequencies: 442.49 442.49 442.49 442.49 474.49 474.49 474.49 474.49 506.49 506.49 506.49 506.49 538.49 538.49 538.49 538.49 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 00 00 00 DA193 04 39 54 75.2 458.9 -1.3 -68.2 0 0 00 00 00 00 05 00 --- 04 44 54 76.1 460.4 -1.2 -67.6 300 38 00 00 01 00 09 50 J1134+7249 04 49 45 38.2 381.8 -6.8 -64.2 186 38 00 09 50 00 12 50 =1131+730 04 52 46 38.4 381.9 -6.7 -64.9 180 62 00 09 51 00 12 50 NGC3735 04 52 46 37.3 384.4 -6.7 -62.9 -19 62 No stop 00 18 20 --- 04 58 17 37.7 384.7 -6.6 -64.1 311 104 00 12 51 00 19 00 J1134+7249 04 58 57 38.8 382.1 -6.6 -66.2 21 104 00 19 00 00 22 00 =1131+730 05 01 57 39.0 382.2 -6.6 -66.9 180 127 00 19 01 00 22 00 NGC3735 05 01 57 38.0 384.8 -6.6 -64.8 -19 127 No stop 00 27 30 --- 05 07 28 38.4 385.1 -6.5 -66.0 311 169 00 22 01 00 28 10 J1134+7249 05 08 08 39.5 382.5 -6.5 -68.2 21 169 00 28 10 00 31 10 =1131+730 05 11 09 39.7 382.6 -6.4 -68.8 180 192 00 28 11 00 31 10 NGC3735 05 11 09 38.7 385.2 -6.4 -66.7 -20 192 No stop 00 36 40 --- 05 16 40 39.1 385.5 -6.3 -67.9 310 235 00 31 11 00 37 20 J1134+7249 05 17 20 40.1 382.8 -6.3 -70.2 20 235 00 37 20 00 40 20 =1131+730 05 20 20 40.3 382.9 -6.2 -70.8 180 258 00 37 21 00 40 20 NGC3735 05 20 20 39.4 385.6 -6.3 -68.7 -20 258 No stop 00 45 50 --- 05 25 51 39.8 385.8 -6.2 -69.8 310 300 00 40 21 00 46 30 J1134+7249 05 26 31 40.7 383.1 -6.1 -72.2 20 300 00 46 30 00 49 30 =1131+730 05 29 32 41.0 383.2 -6.1 -72.9 180 323 00 46 31 00 49 30 NGC3735 05 29 32 40.1 386.0 -6.1 -70.6 -20 323 No stop 00 55 00 --- 05 35 03 40.5 386.2 -6.0 -71.8 310 365 00 49 31 00 55 40 J1134+7249 05 35 43 41.4 383.3 -6.0 -74.2 20 365 00 55 40 00 58 40 =1131+730 05 38 43 41.6 383.4 -5.9 -74.9 180 388 00 55 41 00 58 40 NGC3735 05 38 43 40.8 386.3 -6.0 -72.6 -20 388 No stop 01 04 10 --- 05 44 14 41.3 386.5 -5.9 -73.8 310 431 00 58 41 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 ---------------------------------------------------------------------------------------- --- Sat 20 Oct 2018 Day 293 --- 01 04 50 J1134+7249 05 44 54 42.1 383.6 -5.8 -76.3 20 431 01 04 50 01 07 50 =1131+730 05 47 55 42.3 383.6 -5.8 -76.9 180 454 01 04 51 01 07 50 NGC3735 05 47 55 41.6 386.6 -5.8 -74.6 -20 454 No stop 01 13 20 --- 05 53 26 42.0 386.7 -5.7 -75.7 310 496 01 07 51 01 14 00 J1134+7249 05 54 06 42.7 383.8 -5.7 -78.3 20 496 01 14 00 01 17 00 =1131+730 05 57 06 42.9 383.8 -5.6 -79.0 180 519 01 14 01 01 17 00 NGC3735 05 57 06 42.3 386.8 -5.7 -76.5 -21 519 No stop 01 22 30 --- 06 02 37 42.8 387.0 -5.6 -77.7 309 562 01 17 01 01 23 10 J1134+7249 06 03 17 43.4 383.9 -5.5 -80.4 19 562 01 23 10 01 26 10 =1131+730 06 06 18 43.6 384.0 -5.5 -81.1 180 585 01 23 11 01 26 10 NGC3735 06 06 18 43.1 387.0 -5.5 -78.6 -21 585 No stop 01 31 40 --- 06 11 49 43.5 387.2 -5.4 -79.8 309 627 01 26 11 01 32 20 J1134+7249 06 12 29 44.1 384.1 -5.4 -82.5 19 627 01 32 20 01 35 20 =1131+730 06 15 29 44.3 384.1 -5.3 -83.2 180 650 01 32 21 01 35 20 NGC3735 06 15 29 43.8 387.2 -5.4 -80.6 -21 650 No stop 01 40 50 --- 06 21 00 44.3 387.3 -5.3 -81.8 309 692 01 35 21 01 41 30 J1134+7249 06 21 40 44.7 384.2 -5.2 -84.6 19 692 01 41 30 01 44 30 =1131+730 06 24 41 45.0 384.2 -5.2 -85.3 180 715 01 41 31 01 44 30 NGC3735 06 24 41 44.6 387.4 -5.2 -82.6 -21 715 No stop 01 50 00 --- 06 30 12 45.0 387.5 -5.1 -83.9 309 758 01 44 31 01 50 40 J1134+7249 06 30 52 45.4 384.3 -5.1 -86.7 19 758 01 50 40 01 53 40 =1131+730 06 33 52 45.6 384.3 -5.0 -87.5 180 781 01 50 41 01 53 40 NGC3735 06 33 52 45.4 387.5 -5.1 -84.7 -21 781 No stop 01 59 10 --- 06 39 23 45.8 387.6 -5.0 -86.0 309 823 01 53 41 01 59 50 J1134+7249 06 40 03 46.1 384.3 -4.9 -88.9 19 823 01 59 50 02 02 50 =1131+730 06 43 04 46.3 384.3 -4.9 -89.6 180 846 01 59 51 02 02 50 NGC3735 06 43 04 46.1 387.6 -4.9 -86.8 -21 846 No stop 02 08 20 --- 06 48 35 46.6 387.6 -4.8 -88.1 309 888 02 02 51 02 09 00 J1134+7249 06 49 15 46.8 384.3 -4.8 -91.1 19 888 02 09 00 02 12 00 =1131+730 06 52 15 47.0 384.3 -4.7 -91.8 180 912 02 09 01 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 ---------------------------------------------------------------------------------------- --- Sat 20 Oct 2018 Day 293 --- 02 12 00 NGC3735 06 52 15 46.9 387.6 -4.7 -89.0 -21 912 No stop 02 17 30 --- 06 57 46 47.4 387.6 -4.7 -90.3 309 954 02 12 01 02 18 10 J1134+7249 06 58 26 47.5 384.3 -4.6 -93.3 19 954 02 18 10 02 21 10 =1131+730 07 01 27 47.7 384.2 -4.6 -94.1 180 977 02 18 11 02 21 10 NGC3735 07 01 27 47.7 387.6 -4.6 -91.1 -21 977 No stop 02 26 40 --- 07 06 58 48.1 387.6 -4.5 -92.5 309 1019 02 21 11 02 27 20 J1134+7249 07 07 38 48.2 384.2 -4.5 -95.6 18 1019 02 27 20 02 30 20 =1131+730 07 10 38 48.4 384.1 -4.4 -96.3 180 1042 02 27 21 02 30 20 NGC3735 07 10 38 48.4 387.6 -4.4 -93.3 -22 1042 No stop 02 35 50 --- 07 16 09 48.9 387.5 -4.3 -94.7 308 1085 02 30 21 02 36 30 J1134+7249 07 16 49 48.8 384.1 -4.3 -97.9 18 1085 02 36 30 02 39 30 =1131+730 07 19 50 49.1 384.0 -4.3 -98.6 180 1108 02 36 31 02 39 30 NGC3735 07 19 50 49.2 387.5 -4.3 -95.6 -22 1108 No stop 02 45 00 --- 07 25 21 49.7 387.4 -4.2 -96.9 308 1150 02 39 31 02 47 50 4C39.25 07 28 11 67.1 451.8 -2.0 -68.1 81 1150 02 47 50 02 52 50 --- 07 33 12 68.0 452.7 -1.9 -68.0 300 1188 02 47 51 02 55 50 J1134+7249 07 36 13 50.2 383.7 -4.0 -102.8 86 1188 02 55 50 02 58 50 =1131+730 07 39 13 50.5 383.6 -3.9 -103.6 180 1212 02 55 51 02 58 50 NGC3735 07 39 13 50.8 387.2 -4.0 -100.4 -22 1212 No stop 03 04 20 --- 07 44 44 51.3 387.0 -3.9 -101.8 308 1254 02 58 51 03 05 05 J1134+7249 07 45 29 50.9 383.4 -3.8 -105.2 23 1254 03 05 05 03 08 05 =1131+730 07 48 30 51.1 383.3 -3.8 -106.0 180 1277 03 05 06 03 08 05 NGC3735 07 48 30 51.6 386.9 -3.8 -102.8 -22 1277 No stop 03 13 35 --- 07 54 00 52.0 386.7 -3.7 -104.2 308 1319 03 08 06 03 14 20 J1134+7249 07 54 46 51.6 383.1 -3.7 -107.7 23 1319 03 14 20 03 17 20 =1131+730 07 57 46 51.8 383.0 -3.6 -108.5 180 1342 03 14 21 03 17 20 NGC3735 07 57 46 52.3 386.6 -3.7 -105.2 -22 1342 No stop 03 22 50 --- 08 03 17 52.8 386.4 -3.6 -106.7 308 1385 03 17 21 03 23 35 J1134+7249 08 04 02 52.2 382.7 -3.5 -110.2 23 1385 03 23 35 03 26 35 =1131+730 08 07 03 52.4 382.6 -3.5 -111.0 180 1408 03 23 36 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 ---------------------------------------------------------------------------------------- --- Sat 20 Oct 2018 Day 293 --- 03 26 35 NGC3735 08 07 03 53.1 386.2 -3.5 -107.7 -22 1408 No stop 03 32 05 --- 08 12 33 53.5 386.0 -3.4 -109.2 308 1450 03 26 36 03 32 50 J1134+7249 08 13 19 52.9 382.3 -3.4 -112.7 23 1450 03 32 50 03 35 50 =1131+730 08 16 19 53.1 382.2 -3.3 -113.6 180 1473 03 32 51 03 35 50 NGC3735 08 16 19 53.8 385.8 -3.3 -110.2 -22 1473 No stop 03 41 20 --- 08 21 50 54.2 385.5 -3.3 -111.7 308 1515 03 35 51 03 42 05 J1134+7249 08 22 35 53.5 381.8 -3.2 -115.3 23 1515 03 42 05 03 45 05 =1131+730 08 25 36 53.7 381.7 -3.2 -116.2 180 1538 03 42 06 03 45 05 NGC3735 08 25 36 54.5 385.3 -3.2 -112.8 -22 1538 No stop 03 50 35 --- 08 31 07 54.9 385.0 -3.1 -114.3 308 1581 03 45 06 03 51 20 J1134+7249 08 31 52 54.1 381.3 -3.1 -117.9 23 1581 03 51 20 03 54 20 =1131+730 08 34 52 54.3 381.1 -3.0 -118.8 180 1604 03 51 21 03 54 20 NGC3735 08 34 52 55.2 384.8 -3.0 -115.4 -22 1604 No stop 03 59 50 --- 08 40 23 55.6 384.4 -2.9 -117.0 308 1646 03 54 21 04 00 35 J1134+7249 08 41 08 54.7 380.7 -2.9 -120.6 23 1646 04 00 35 04 03 35 =1131+730 08 44 09 54.9 380.5 -2.9 -121.5 180 1669 04 00 36 04 03 35 NGC3735 08 44 09 55.9 384.2 -2.9 -118.1 -22 1669 No stop 04 09 05 --- 08 49 40 56.3 383.8 -2.8 -119.7 308 1712 04 03 36 04 09 50 J1134+7249 08 50 25 55.3 380.1 -2.7 -123.4 23 1712 04 09 50 04 12 50 =1131+730 08 53 25 55.5 379.9 -2.7 -124.3 180 1735 04 09 51 04 12 50 NGC3735 08 53 25 56.6 383.5 -2.7 -120.9 -22 1735 No stop 04 18 20 --- 08 58 56 57.0 383.0 -2.6 -122.5 308 1777 04 12 51 04 19 05 J1134+7249 08 59 41 55.9 379.4 -2.6 -126.1 23 1777 04 19 05 04 22 05 =1131+730 09 02 42 56.0 379.2 -2.5 -127.1 180 1800 04 19 06 04 22 05 NGC3735 09 02 42 57.3 382.7 -2.6 -123.7 -22 1800 No stop 04 27 35 --- 09 08 13 57.6 382.2 -2.5 -125.4 308 1842 04 22 06 04 28 20 J1134+7249 09 08 58 56.4 378.7 -2.4 -129.0 23 1842 04 28 20 04 31 20 =1131+730 09 11 58 56.6 378.4 -2.4 -129.9 180 1865 04 28 21 04 31 20 NGC3735 09 11 58 57.9 381.9 -2.4 -126.6 -22 1865 No stop 04 36 50 --- 09 17 29 58.3 381.3 -2.3 -128.3 308 1908 04 31 21 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 ---------------------------------------------------------------------------------------- --- Sat 20 Oct 2018 Day 293 --- 04 37 35 J1134+7249 09 18 14 56.9 377.8 -2.3 -131.9 23 1908 04 37 35 04 40 35 =1131+730 09 21 15 57.1 377.6 -2.2 -132.8 180 1931 04 37 36 04 40 35 NGC3735 09 21 15 58.5 381.0 -2.3 -129.5 -21 1931 No stop 04 46 05 --- 09 26 46 58.9 380.4 -2.2 -131.3 309 1973 04 40 36 04 46 50 J1134+7249 09 27 31 57.4 377.0 -2.1 -134.8 24 1973 04 46 50 04 50 50 =1131+730 09 31 31 57.6 376.6 -2.1 -136.1 240 2004 04 46 51 04 55 00 DA193 09 35 42 49.8 283.9 3.6 65.8 132 2004 04 55 00 05 00 00 --- 09 40 43 48.9 284.5 3.7 65.5 300 2042 04 55 01 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess318.C1024 Matching groups in /home/guest/rmc/SCHED/sched11.5/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: 32.000 Number of channels: 16 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 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 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: 11 Setup file default. Used with PCAL = off LO sum= 4942.49 4942.49 4942.49 4942.49 4974.49 4974.49 4974.49 4974.49 5006.49 5006.49 5006.49 5006.49 5038.49 5038.49 5038.49 5038.49 BBC fr= 442.49 442.49 442.49 442.49 474.49 474.49 474.49 474.49 506.49 506.49 506.49 506.49 538.49 538.49 538.49 538.49 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: 11 12 13 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 57.318691 0.00 70 48 44.61683 * 70 32 09.00000 70 25 52.03885 0.00 From catalog imbedded in main SCHED input file. 0552+398 05 52 01.407168 * 05 55 30.805611 05 56 49.066319 0.00 J0555+3948 39 48 21.94581 * 39 48 49.16496 39 48 45.92039 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 11.362636 0.31 J0927+3902 39 15 23.56644 * 39 02 20.85185 38 57 21.09516 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 12.555731 2.12 * J1134+7249 73 05 54.76059 * 72 49 20.05280 72 43 02.82991 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.C1024 1 2 3 4 5 6 7 8 9 10 11 2.658 203.129 DA193 sess318.C1024 1 2 3 4 5 6 7 8 9 10 11 0.167 11.633 4C39.25 sess318.C1024 1 2 3 4 5 6 7 8 9 10 11 0.083 7.583 J1134+7249 sess318.C1024 1 2 3 4 5 6 7 8 9 10 11 1.517 124.402 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 83.3 DA193 116.1 4C39.25 76.2 J1134+7249 85.4 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