COVER INFORMATION Station: URUMQI (Code Ur ) 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 URUMQI (Code Ur ) 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: 322.49 322.49 322.49 322.49 354.49 354.49 354.49 354.49 386.49 386.49 386.49 386.49 418.49 418.49 418.49 418.49 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 07 42 21 70.0 268.5 1.8 70.8 0 0 00 00 00 00 05 00 --- 07 47 22 69.1 269.4 1.8 70.9 300 38 00 00 01 00 09 50 J1134+7249 07 52 12 51.1 383.0 -3.7 -107.2 172 38 00 09 50 00 12 50 =1131+730 07 55 13 51.3 382.9 -3.7 -108.0 180 62 00 09 51 00 12 50 NGC3735 07 55 13 51.8 386.5 -3.7 -104.8 -8 62 No stop 00 18 20 --- 08 00 44 52.3 386.3 -3.6 -106.2 322 104 00 12 51 00 19 00 J1134+7249 08 01 24 51.8 382.7 -3.6 -109.7 32 104 00 19 00 00 22 00 =1131+730 08 04 24 52.0 382.6 -3.5 -110.5 180 127 00 19 01 00 22 00 NGC3735 08 04 24 52.6 386.2 -3.5 -107.2 -8 127 No stop 00 27 30 --- 08 09 55 53.0 385.9 -3.5 -108.7 322 169 00 22 01 00 28 10 J1134+7249 08 10 35 52.4 382.3 -3.4 -112.2 32 169 00 28 10 00 31 10 =1131+730 08 13 36 52.6 382.1 -3.4 -113.0 180 192 00 28 11 00 31 10 NGC3735 08 13 36 53.3 385.8 -3.4 -109.7 -8 192 No stop 00 36 40 --- 08 19 07 53.7 385.5 -3.3 -111.2 322 235 00 31 11 00 37 20 J1134+7249 08 19 47 53.0 381.8 -3.3 -114.7 32 235 00 37 20 00 40 20 =1131+730 08 22 47 53.2 381.7 -3.2 -115.6 180 258 00 37 21 00 40 20 NGC3735 08 22 47 54.0 385.3 -3.2 -112.2 -8 258 No stop 00 45 50 --- 08 28 18 54.4 385.0 -3.1 -113.8 322 300 00 40 21 00 46 30 J1134+7249 08 28 58 53.6 381.3 -3.1 -117.3 32 300 00 46 30 00 49 30 =1131+730 08 31 59 53.8 381.2 -3.1 -118.2 180 323 00 46 31 00 49 30 NGC3735 08 31 59 54.7 384.8 -3.1 -114.8 -8 323 No stop 00 55 00 --- 08 37 30 55.1 384.4 -3.0 -116.4 322 365 00 49 31 00 55 40 J1134+7249 08 38 10 54.2 380.8 -3.0 -120.0 32 365 00 55 40 00 58 40 =1131+730 08 41 10 54.4 380.6 -2.9 -120.8 180 388 00 55 41 00 58 40 NGC3735 08 41 10 55.4 384.2 -2.9 -117.5 -8 388 No stop 01 04 10 --- 08 46 41 55.8 383.8 -2.8 -119.1 322 431 00 58 41 Schedule for URUMQI (Code Ur ) 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 08 47 21 54.8 380.2 -2.8 -122.6 32 431 01 04 50 01 07 50 =1131+730 08 50 22 55.0 380.0 -2.7 -123.5 180 454 01 04 51 01 07 50 NGC3735 08 50 22 56.1 383.5 -2.8 -120.2 -8 454 No stop 01 13 20 --- 08 55 53 56.5 383.1 -2.7 -121.8 322 496 01 07 51 01 14 00 J1134+7249 08 56 33 55.4 379.5 -2.6 -125.4 32 496 01 14 00 01 17 00 =1131+730 08 59 33 55.6 379.3 -2.6 -126.3 180 519 01 14 01 01 17 00 NGC3735 08 59 33 56.7 382.8 -2.6 -123.0 -8 519 No stop 01 22 30 --- 09 05 04 57.1 382.3 -2.5 -124.7 322 562 01 17 01 01 23 10 J1134+7249 09 05 44 55.9 378.8 -2.5 -128.2 33 562 01 23 10 01 26 10 =1131+730 09 08 45 56.1 378.5 -2.4 -129.1 180 585 01 23 11 01 26 10 NGC3735 09 08 45 57.4 382.0 -2.5 -125.8 -7 585 No stop 01 31 40 --- 09 14 16 57.7 381.5 -2.4 -127.5 323 627 01 26 11 01 32 20 J1134+7249 09 14 56 56.4 378.0 -2.3 -131.0 33 627 01 32 20 01 35 20 =1131+730 09 17 56 56.6 377.7 -2.3 -132.0 180 650 01 32 21 01 35 20 NGC3735 09 17 56 58.0 381.1 -2.3 -128.7 -7 650 No stop 01 40 50 --- 09 23 27 58.3 380.6 -2.2 -130.5 323 692 01 35 21 01 41 30 J1134+7249 09 24 07 57.0 377.2 -2.2 -133.9 33 692 01 41 30 01 44 30 =1131+730 09 27 08 57.1 376.9 -2.1 -134.9 180 715 01 41 31 01 44 30 NGC3735 09 27 08 58.6 380.2 -2.2 -131.7 -7 715 No stop 01 50 00 --- 09 32 39 58.9 379.6 -2.1 -133.5 323 758 01 44 31 01 50 40 J1134+7249 09 33 19 57.4 376.3 -2.0 -136.9 33 758 01 50 40 01 53 40 =1131+730 09 36 19 57.6 375.9 -2.0 -137.8 180 781 01 50 41 01 53 40 NGC3735 09 36 19 59.1 379.2 -2.0 -134.7 -7 781 No stop 01 59 10 --- 09 41 50 59.5 378.5 -1.9 -136.6 323 823 01 53 41 01 59 50 J1134+7249 09 42 30 57.9 375.3 -1.9 -139.9 33 823 01 59 50 02 02 50 =1131+730 09 45 31 58.0 375.0 -1.8 -140.9 180 846 01 59 51 02 02 50 NGC3735 09 45 31 59.7 378.1 -1.9 -137.8 -7 846 No stop 02 08 20 --- 09 51 02 60.0 377.4 -1.8 -139.7 323 888 02 02 51 02 09 00 J1134+7249 09 51 42 58.3 374.3 -1.7 -142.9 33 888 02 09 00 02 12 00 =1131+730 09 54 42 58.4 373.9 -1.7 -143.9 180 912 02 09 01 Schedule for URUMQI (Code Ur ) 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 09 54 42 60.2 376.9 -1.7 -141.0 -7 912 No stop 02 17 30 --- 10 00 13 60.5 376.2 -1.6 -142.9 323 954 02 12 01 02 18 10 J1134+7249 10 00 53 58.7 373.2 -1.6 -146.0 33 954 02 18 10 02 21 10 =1131+730 10 03 54 58.8 372.9 -1.5 -147.0 180 977 02 18 11 02 21 10 NGC3735 10 03 54 60.6 375.7 -1.6 -144.2 -7 977 No stop 02 26 40 --- 10 09 25 60.9 374.9 -1.5 -146.2 323 1019 02 21 11 02 27 20 J1134+7249 10 10 05 59.1 372.1 -1.4 -149.2 33 1019 02 27 20 02 30 20 =1131+730 10 13 05 59.2 371.7 -1.4 -150.2 180 1042 02 27 21 02 30 20 NGC3735 10 13 05 61.1 374.3 -1.4 -147.5 -7 1042 No stop 02 35 50 --- 10 18 36 61.3 373.5 -1.3 -149.5 323 1085 02 30 21 02 36 30 J1134+7249 10 19 16 59.4 370.9 -1.3 -152.4 33 1085 02 36 30 02 39 30 =1131+730 10 22 17 59.5 370.6 -1.2 -153.4 180 1108 02 36 31 02 39 30 NGC3735 10 22 17 61.5 373.0 -1.2 -150.9 -7 1108 No stop 02 45 00 --- 10 27 48 61.7 372.1 -1.2 -153.0 323 1150 02 39 31 02 47 50 4C39.25 10 30 38 77.4 254.3 1.0 63.9 48 1150 02 47 50 02 52 50 --- 10 35 39 76.6 256.1 1.1 65.0 300 1188 02 47 51 02 55 50 J1134+7249 10 38 40 60.0 368.3 -0.9 -159.2 64 1188 02 55 50 02 58 50 =1131+730 10 41 40 60.1 367.9 -0.9 -160.3 180 1212 02 55 51 02 58 50 NGC3735 10 41 40 62.2 369.9 -0.9 -158.2 -7 1212 No stop 03 04 20 --- 10 47 11 62.3 368.9 -0.8 -160.3 323 1254 02 58 51 03 05 05 J1134+7249 10 47 56 60.2 367.0 -0.8 -162.6 38 1254 03 05 05 03 08 05 =1131+730 10 50 57 60.3 366.6 -0.7 -163.7 180 1277 03 05 06 03 08 05 NGC3735 10 50 57 62.4 368.3 -0.8 -161.8 -7 1277 No stop 03 13 35 --- 10 56 28 62.6 367.3 -0.7 -163.9 323 1319 03 08 06 03 14 20 J1134+7249 10 57 13 60.4 365.7 -0.6 -166.0 38 1319 03 14 20 03 17 20 =1131+730 11 00 13 60.5 365.3 -0.6 -167.1 180 1342 03 14 21 03 17 20 NGC3735 11 00 13 62.6 366.7 -0.6 -165.4 -7 1342 No stop 03 22 50 --- 11 05 44 62.8 365.7 -0.5 -167.6 323 1385 03 17 21 03 23 35 J1134+7249 11 06 29 60.6 364.3 -0.5 -169.4 38 1385 03 23 35 03 26 35 =1131+730 11 09 30 60.6 363.9 -0.4 -170.5 180 1408 03 23 36 Schedule for URUMQI (Code Ur ) 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 11 09 30 62.8 365.0 -0.5 -169.1 -7 1408 No stop 03 32 05 --- 11 15 01 62.9 364.0 -0.4 -171.2 323 1450 03 26 36 03 32 50 J1134+7249 11 15 46 60.7 362.9 -0.3 -172.8 38 1450 03 32 50 03 35 50 =1131+730 11 18 46 60.7 362.5 -0.3 -173.9 180 1473 03 32 51 03 35 50 NGC3735 11 18 46 62.9 363.3 -0.3 -172.7 -8 1473 No stop 03 41 20 --- 11 24 17 63.0 362.3 -0.2 -174.9 322 1515 03 35 51 03 42 05 J1134+7249 11 25 02 60.7 361.5 -0.2 -176.2 37 1515 03 42 05 03 45 05 =1131+730 11 28 03 60.7 361.1 -0.1 -177.3 180 1538 03 42 06 03 45 05 NGC3735 11 28 03 63.0 361.6 -0.1 -176.4 -8 1538 No stop 03 50 35 --- 11 33 34 63.0 360.6 -0.1 -178.6 322 1581 03 45 06 03 51 20 J1134+7249 11 34 19 60.8 360.1 -0.0 -179.7 37 1581 03 51 20 03 54 20 =1131+730 11 37 19 60.8 359.7 0.0 179.2 180 1604 03 51 21 03 54 20 NGC3735 11 37 19 63.0 359.9 0.0 179.9 -8 1604 No stop 03 59 50 --- 11 42 50 63.0 358.9 0.1 177.6 322 1646 03 54 21 04 00 35 J1134+7249 11 43 35 60.7 358.7 0.1 176.9 37 1646 04 00 35 04 03 35 =1131+730 11 46 36 60.7 358.3 0.2 175.8 180 1669 04 00 36 04 03 35 NGC3735 11 46 36 63.0 358.2 0.2 176.1 -8 1669 No stop 04 09 05 --- 11 52 07 63.0 357.2 0.3 173.9 322 1712 04 03 36 04 09 50 J1134+7249 11 52 52 60.7 357.3 0.3 173.5 37 1712 04 09 50 04 12 50 =1131+730 11 55 52 60.7 356.9 0.3 172.3 180 1735 04 09 51 04 12 50 NGC3735 11 55 52 62.9 356.5 0.3 172.4 -8 1735 No stop 04 18 20 --- 12 01 23 62.9 355.5 0.4 170.3 322 1777 04 12 51 04 19 05 J1134+7249 12 02 08 60.6 355.9 0.4 170.0 37 1777 04 19 05 04 22 05 =1131+730 12 05 09 60.5 355.5 0.5 168.9 180 1800 04 19 06 04 22 05 NGC3735 12 05 09 62.8 354.8 0.5 168.8 -8 1800 No stop 04 27 35 --- 12 10 40 62.7 353.9 0.6 166.6 322 1842 04 22 06 04 28 20 J1134+7249 12 11 25 60.4 354.6 0.6 166.6 37 1842 04 28 20 04 31 20 =1131+730 12 14 25 60.4 354.1 0.7 165.5 180 1865 04 28 21 04 31 20 NGC3735 12 14 25 62.6 353.2 0.6 165.1 -7 1865 No stop 04 36 50 --- 12 19 56 62.5 352.2 0.7 163.0 323 1908 04 31 21 Schedule for URUMQI (Code Ur ) 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 12 20 41 60.3 353.2 0.8 163.2 38 1908 04 37 35 04 40 35 =1131+730 12 23 42 60.2 352.8 0.8 162.1 180 1931 04 37 36 04 40 35 NGC3735 12 23 42 62.4 351.6 0.8 161.5 -7 1931 No stop 04 46 05 --- 12 29 13 62.3 350.6 0.9 159.4 323 1973 04 40 36 04 46 50 J1134+7249 12 29 58 60.0 351.9 0.9 159.9 38 1973 04 46 50 04 50 50 =1131+730 12 33 59 59.9 351.3 1.0 158.4 240 2004 04 46 51 04 55 00 DA193 12 38 09 19.9 306.5 6.7 49.4 168 2004 04 55 00 05 00 00 --- 12 43 10 19.2 307.2 6.8 48.8 300 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 --- 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: 13 Station: URUMQI Total bit rate: 1024 Format: MARK5B Bits per sample: 2 Sample rate: 32.000 Number of channels: 16 DBE type: DBBC_DDC Speedup factor: 1.00 Disk used to record data. 1st LO= 4620.00 4620.00 4620.00 4620.00 4620.00 4620.00 4620.00 4620.00 4620.00 4620.00 4620.00 4620.00 4620.00 4620.00 4620.00 4620.00 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 = A2 C1 A2 C1 A2 C1 A2 C1 A2 C1 A2 C1 A2 C1 A2 C1 The following frequency sets based on these setups were used. Frequency Set: 8 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= 322.49 322.49 322.49 322.49 354.49 354.49 354.49 354.49 386.49 386.49 386.49 386.49 418.49 418.49 418.49 418.49 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: 8 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