COVER INFORMATION Station: TORUN (Code Tr ) Experiment: H2O megamaser VLBI: a powerful tool to study ejection and accretion Exp. Code: ET038A Schedule Version: 1.00 Processed by SCHED version: 11.40 Release 11.4. March 14, 2015 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 IC485 at 5 GHz (2048 Mb/s) Notes: phase-cal OFF source = IC485 Schedule for TORUN (Code Tr ) 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 ---------------------------------------------------------------------------------------- --- Fri 25 May 2018 Day 145 --- 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: 742.49 742.49 742.49 742.49 774.49 774.49 774.49 774.49 806.49 806.49 806.49 806.49 838.49 838.49 838.49 838.49 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 12 00 00 DA193 05 26 21 75.7 155.6 -0.5 -18.8 0 0 12 00 00 12 05 00 --- 05 31 22 76.0 159.4 -0.4 -16.0 300 38 12 00 01 12 07 20 J0802+2509 05 33 43 50.4 120.1 -2.5 -35.0 30 38 12 07 20 12 10 20 =0759+252 05 36 43 50.8 121.0 -2.5 -34.6 180 62 12 07 21 12 10 20 IC485 05 36 43 52.4 120.2 -2.4 -35.5 -20 62 No stop 12 15 50 --- 05 42 14 53.1 121.9 -2.3 -34.8 310 104 12 10 21 12 16 20 J0802+2509 05 42 44 51.6 122.8 -2.4 -33.9 11 104 12 16 20 12 19 20 =0759+252 05 45 45 51.9 123.7 -2.3 -33.5 180 127 12 16 21 12 19 20 IC485 05 45 45 53.5 123.0 -2.3 -34.3 -20 127 No stop 12 24 50 --- 05 51 16 54.2 124.7 -2.2 -33.5 310 169 12 19 21 12 25 20 J0802+2509 05 51 46 52.7 125.6 -2.2 -32.6 11 169 12 25 20 12 28 20 =0759+252 05 54 46 53.0 126.5 -2.1 -32.2 180 192 12 25 21 12 28 20 IC485 05 54 46 54.6 125.8 -2.1 -33.0 -20 192 No stop 12 33 50 --- 06 00 17 55.3 127.7 -2.0 -32.1 310 235 12 28 21 12 34 20 J0802+2509 06 00 47 53.8 128.5 -2.0 -31.3 11 235 12 34 20 12 37 20 =0759+252 06 03 48 54.1 129.4 -2.0 -30.8 180 258 12 34 21 12 37 20 IC485 06 03 48 55.7 128.8 -2.0 -31.6 -20 258 No stop 12 42 50 --- 06 09 18 56.3 130.7 -1.9 -30.6 310 300 12 37 21 12 43 20 J0802+2509 06 09 49 54.8 131.5 -1.9 -29.8 10 300 12 43 20 12 46 20 =0759+252 06 12 49 55.1 132.5 -1.8 -29.3 180 323 12 43 21 12 46 20 IC485 06 12 49 56.7 132.0 -1.8 -30.0 -20 323 No stop 12 51 50 --- 06 18 20 57.4 133.9 -1.7 -28.9 310 365 12 46 21 12 52 20 J0802+2509 06 18 50 55.8 134.6 -1.7 -28.2 10 365 12 52 20 12 55 20 =0759+252 06 21 51 56.1 135.7 -1.7 -27.6 180 388 12 52 21 12 55 20 IC485 06 21 51 57.7 135.2 -1.7 -28.3 -20 388 No stop 13 00 50 --- 06 27 21 58.3 137.3 -1.6 -27.1 310 431 12 55 21 Schedule for TORUN (Code Tr ) 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 ---------------------------------------------------------------------------------------- --- Fri 25 May 2018 Day 145 --- 13 01 20 J0802+2509 06 27 52 56.7 137.9 -1.6 -26.4 10 431 13 01 20 13 04 20 =0759+252 06 30 52 57.0 139.0 -1.5 -25.8 180 454 13 01 21 13 04 20 IC485 06 30 52 58.7 138.6 -1.5 -26.4 -20 454 No stop 13 09 50 --- 06 36 23 59.2 140.8 -1.4 -25.2 310 496 13 04 21 13 10 20 J0802+2509 06 36 53 57.6 141.3 -1.4 -24.5 10 496 13 10 20 13 13 20 =0759+252 06 39 53 57.9 142.4 -1.4 -23.8 180 519 13 10 21 13 13 20 IC485 06 39 53 59.5 142.2 -1.4 -24.3 -20 519 No stop 13 18 50 --- 06 45 24 60.0 144.4 -1.3 -23.0 310 562 13 13 21 13 19 20 J0802+2509 06 45 54 58.4 144.8 -1.3 -22.5 10 562 13 19 20 13 22 20 =0759+252 06 48 55 58.7 146.0 -1.2 -21.8 180 585 13 19 21 13 22 20 IC485 06 48 55 60.3 145.8 -1.2 -22.2 -20 585 No stop 13 27 50 --- 06 54 26 60.8 148.2 -1.1 -20.7 310 627 13 22 21 13 28 20 J0802+2509 06 54 56 59.2 148.5 -1.1 -20.3 10 627 13 28 20 13 31 20 =0759+252 06 57 56 59.4 149.7 -1.1 -19.5 180 650 13 28 21 13 31 20 IC485 06 57 56 61.0 149.7 -1.1 -19.8 -20 650 No stop 13 36 50 --- 07 03 27 61.4 152.1 -1.0 -18.3 310 692 13 31 21 13 37 20 J0802+2509 07 03 57 59.8 152.3 -1.0 -18.0 10 692 13 37 20 13 40 20 =0759+252 07 06 58 60.0 153.6 -0.9 -17.2 180 715 13 37 21 13 40 20 IC485 07 06 58 61.7 153.7 -0.9 -17.3 -20 715 No stop 13 45 50 --- 07 12 29 62.0 156.2 -0.8 -15.7 310 758 13 40 21 13 46 20 J0802+2509 07 12 59 60.4 156.2 -0.8 -15.5 10 758 13 46 20 13 49 20 =0759+252 07 15 59 60.6 157.6 -0.8 -14.7 180 781 13 46 21 13 49 20 IC485 07 15 59 62.2 157.8 -0.8 -14.7 -20 781 No stop 13 54 50 --- 07 21 30 62.5 160.4 -0.7 -13.0 310 823 13 49 21 13 55 20 J0802+2509 07 22 00 60.9 160.3 -0.7 -12.9 10 823 13 55 20 13 58 20 =0759+252 07 25 01 61.1 161.6 -0.6 -12.1 180 846 13 55 21 13 58 20 IC485 07 25 01 62.7 162.0 -0.6 -12.0 -20 846 No stop 14 03 50 --- 07 30 32 62.9 164.7 -0.5 -10.2 310 888 13 58 21 14 04 20 J0802+2509 07 31 02 61.3 164.4 -0.5 -10.3 10 888 14 04 20 14 07 20 =0759+252 07 34 02 61.5 165.8 -0.5 -9.4 180 912 14 04 21 Schedule for TORUN (Code Tr ) 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 ---------------------------------------------------------------------------------------- --- Fri 25 May 2018 Day 145 --- 14 07 20 IC485 07 34 02 63.1 166.4 -0.5 -9.1 -20 912 No stop 14 12 50 --- 07 39 33 63.2 169.1 -0.4 -7.3 310 954 14 07 21 14 13 20 J0802+2509 07 40 03 61.7 168.6 -0.4 -7.5 10 954 14 13 20 14 14 50 =0759+252 07 41 34 61.7 169.4 -0.4 -7.0 90 965 14 13 21 14 14 50 IC485 07 41 34 63.3 170.1 -0.3 -6.6 -20 965 No stop 14 17 30 --- 07 44 14 63.4 171.4 -0.3 -5.8 140 986 14 14 51 14 18 00 J0802+2509 07 44 44 61.8 170.9 -0.3 -6.0 10 986 14 18 00 14 21 00 =0759+252 07 47 45 61.8 172.3 -0.3 -5.1 180 1009 14 18 01 14 25 00 DA193 07 51 45 66.4 247.4 1.9 46.2 76 1009 14 25 00 14 30 00 --- 07 56 46 65.7 249.0 2.0 46.9 300 1047 14 25 01 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess218.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: 12 Station: TORUN 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= 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 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 5 1 5 2 6 2 6 3 7 3 7 4 8 4 8 BBC SB= L L U U L L U U L L U U L L U U IF = A1 B1 A1 B1 A1 B1 A1 B1 A1 B1 A1 B1 A1 B1 A1 B1 The following frequency sets based on these setups were used. Frequency Set: 7 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= 742.49 742.49 742.49 742.49 774.49 774.49 774.49 774.49 806.49 806.49 806.49 806.49 838.49 838.49 838.49 838.49 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: 7 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) * IC485 07 57 16.742657 * 08 00 19.760000 08 01 24.982845 0.00 26 50 21.55620 * 26 42 05.10000 26 39 01.29401 0.00 From catalog imbedded in main SCHED input file. 0552+398 05 52 01.407169 * 05 55 30.805611 05 56 45.071352 0.00 J0555+3948 39 48 21.94581 * 39 48 49.16496 39 48 51.55338 0.00 * DA193 /opt/sched/catalogs/sources.gsfc J0555+39 GSFC 2015a astro solution, unpublished 394383 observations. 0759+252 07 59 40.673049 * 08 02 41.587429 08 03 46.081191 0.25 * J0802+2509 25 17 36.37276 * 25 09 10.89814 25 06 03.51987 0.34 /opt/sched/catalogs/sources.gsfc GSFC 2015a astro solution, unpublished 119 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 IC485 sess218.C1024 1 2 3 4 5 6 7 8 9 10 1.328 96.826 DA193 sess218.C1024 1 2 3 4 5 6 7 8 9 10 0.167 13.000 J0802+2509 sess218.C1024 1 2 3 4 5 6 7 8 9 10 0.775 59.850 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) IC485 53.0 DA193 29.6 J0802+2509 53.7 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