COVER INFORMATION Station: HART (Code Hh ) Experiment: Dual Frequency Observation of 8 FR 0 Galaxies Exp. Code: EC063D Schedule Version: 1.00 Processed by SCHED version: 11.50 Development version 11.5. Started Apr. 2 PI: Xiaopeng Cheng Address: Shanghai Astronomical Observatory Nandan Road 80 Shanghai 200030 China Phone: +86-18317079386 EMAIL: xcheng@shao.ac.cn Fax: Phone during observation: Observing mode: Notes: 5 GHz, dual polarisation, 1024 Mbps Drafted by Xiaopeng Cheng Schedule for HART (Code Hh ) Page 2 Dual Frequency Observation of 8 FR 0 Galaxies 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 7 Mar 2019 Day 66 --- 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: 342.49 342.49 342.49 342.49 374.49 374.49 374.49 374.49 406.49 406.49 406.49 406.49 438.49 438.49 438.49 438.49 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 20 30 00 4C39.25 09 21 49 25.1 1.4 -0.1 0.0 0 0 20 30 00 20 30 30 --- 09 22 19 25.1 1.3 -0.1 0.0 30 4 20 30 01 20 31 30 4C39.25 09 23 19 25.1 1.1 -0.1 0.0 39 4 20 31 30 20 34 30 --- 09 26 20 25.2 0.4 -0.0 0.0 180 27 20 31 31 20 35 18 J0906+4124 09 27 08 22.6 356.1 0.3 0.0 11 27 20 35 18 20 45 18 --- 09 37 09 22.4 354.1 0.5 0.0 600 104 20 35 19 20 51 26 J0909+1928 09 43 19 44.0 349.3 0.5 0.0 297 104 20 51 26 21 01 26 --- 09 53 20 43.6 346.1 0.7 0.0 600 182 20 51 27 21 02 59 J1025+1022 09 54 54 53.0 13.1 -0.5 0.0 28 182 21 02 59 21 12 59 --- 10 04 55 53.4 9.0 -0.4 0.0 600 259 21 03 00 21 15 24 J1037+4335 10 07 21 20.3 6.0 -0.5 0.0 52 259 21 15 24 21 25 24 --- 10 17 23 20.5 4.1 -0.4 0.0 600 336 21 15 25 21 28 41 J0906+4124 10 20 40 20.7 345.5 1.2 0.0 124 336 21 28 41 21 38 41 --- 10 30 41 20.1 343.6 1.4 0.0 600 414 21 28 42 21 44 43 J0909+1928 10 36 44 40.1 333.1 1.4 0.0 291 414 21 44 43 21 54 43 --- 10 46 46 39.1 330.4 1.6 0.0 600 491 21 44 44 21 56 31 J1025+1022 10 48 34 53.4 351.0 0.4 0.0 43 491 21 56 31 22 06 31 --- 10 58 36 53.0 346.9 0.5 0.0 600 568 21 56 32 22 09 39 J1037+4335 11 01 44 20.4 355.5 0.4 0.0 95 568 22 09 39 22 19 39 --- 11 11 46 20.2 353.6 0.6 0.0 600 645 22 09 40 22 23 23 4C39.25 11 15 31 20.5 338.0 1.8 0.0 162 645 22 23 23 22 26 23 --- 11 18 31 20.2 337.4 1.8 0.0 180 669 22 23 24 22 27 55 J0906+4124 11 20 04 16.2 334.8 2.2 0.0 55 669 22 27 55 22 37 55 --- 11 30 05 15.2 333.1 2.4 0.0 600 746 22 27 56 22 45 03 J0909+1928 11 37 15 32.4 318.2 2.4 0.0 357 746 22 45 03 22 55 03 --- 11 47 16 30.9 316.1 2.6 0.0 600 823 22 45 04 Schedule for HART (Code Hh ) Page 3 Dual Frequency Observation of 8 FR 0 Galaxies 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 7 Mar 2019 Day 66 --- 22 56 59 J1025+1022 11 49 13 48.6 328.4 1.4 0.0 51 823 22 56 59 23 06 59 --- 11 59 14 47.4 325.2 1.5 0.0 600 900 22 57 00 23 09 45 J1037+4335 12 02 00 18.0 344.2 1.4 0.0 72 900 23 09 45 23 19 45 --- 12 12 02 17.4 342.4 1.6 0.0 600 978 23 09 46 23 24 00 J0906+4124 12 16 18 9.9 326.1 3.1 0.0 182 978 23 24 00 23 34 00 --- 12 26 19 8.6 324.7 3.3 H 0.0 0 1055 23 24 01 23 35 51 J0909+1928 12 28 10 24.1 308.4 3.3 0.0 40 1055 23 35 51 23 45 51 --- 12 38 12 22.3 306.7 3.5 0.0 600 1132 23 35 52 23 47 44 J1025+1022 12 40 06 41.4 313.8 2.2 0.0 49 1132 23 47 44 23 57 44 --- 12 50 08 39.8 311.4 2.4 0.0 600 1210 23 47 45 --- Fri 8 Mar 2019 Day 67 --- 00 00 18 J1037+4335 12 52 42 14.1 335.6 2.2 0.0 60 1210 00 00 18 00 10 18 --- 13 02 43 13.1 334.0 2.4 0.0 600 1287 00 00 19 00 26 44 3C345 13 19 12 8.9 37.3 -3.4 0.0 778 1287 00 26 44 00 29 59 --- 13 22 28 9.3 36.8 -3.4 0.0 195 1312 00 26 45 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess119.C1024 Matching groups in /home/guest/rmc/SCHED/sched11.5/catalogs/freq_RDBE.dat: hh6cm Values confirmed by E-mail Jonathan Quick 20140219 (CR) ****** Only 128.00 of 256.00 MHz total bandwidth is within the IFs in the setup file before any FREQ or DOPPLER shifts. Setup group: 8 Station: HART Total bit rate: 1024 Format: VDIF 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= 4600.00 4600.00 4600.00 4600.00 4600.00 4600.00 4600.00 4600.00 4600.00 4600.00 4600.00 4600.00 4600.00 4600.00 4600.00 4600.00 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 = A1 C1 A1 C1 A1 C1 A1 C1 A1 C1 A1 C1 A1 C1 A1 C1 The following frequency sets based on these setups were used. Frequency Set: 10 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= 342.49 342.49 342.49 342.49 374.49 374.49 374.49 374.49 406.49 406.49 406.49 406.49 438.49 438.49 438.49 438.49 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: 10 Track assignments are: track1= 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16 barrel=roll_off POSITIONS OF SOURCES USED IN RECORDING SCANS Source Source position (RA/Dec) Error (B1950) (J2000) (Date) (mas) * J0906+4124 09 03 38.214851 * 09 06 52.793400 09 08 07.388462 0.00 41 36 34.18271 * 41 24 29.64900 41 19 51.31275 0.00 From catalog imbedded in main SCHED input file. * J0909+1928 09 06 47.515268 * 09 09 37.443466 09 10 42.640605 0.00 19 40 21.72915 * 19 28 08.29122 19 23 22.46509 0.00 From catalog imbedded in main SCHED input file. * J1025+1022 10 23 05.443442 * 10 25 44.212390 10 26 45.331151 0.00 10 37 46.62320 * 10 22 30.47649 10 16 34.77852 0.00 From catalog imbedded in main SCHED input file. * J1037+4335 10 34 22.661119 * 10 37 19.342127 10 38 27.354921 0.00 43 50 50.41904 * 43 35 15.30447 43 29 15.34514 0.00 From catalog imbedded in main SCHED input file. * 4C39.25 09 23 55.319216 * 09 27 03.013937 09 28 15.033955 0.31 J0927+3902 39 15 23.56644 * 39 02 20.85185 38 57 19.63356 0.16 0923+392 /home/guest/rmc/SCHED/sched11.5/catalogs/sources.gsfc J0927+39 GSFC 2016a X/S astro solution, 250526 observations. * 3C345 16 41 17.606229 * 16 42 58.809967 16 43 37.072282 0.79 J1642+3948 39 54 10.81492 * 39 48 36.99399 39 46 17.35787 0.59 1641+399 /home/guest/rmc/SCHED/sched11.5/catalogs/sources.gsfc J1642+39 GSFC 2016a X/S astro solution, 53724 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 J0906+4124 sess119.C1024 1 2 3 4 5 6 7 8 9 10 12 13 0.738 64.189 J0909+1928 sess119.C1024 1 2 3 4 5 7 8 9 10 12 13 0.667 54.333 J1025+1022 sess119.C1024 1 2 3 4 5 7 8 9 10 12 13 0.667 54.333 J1037+4335 sess119.C1024 1 2 3 4 5 6 7 8 9 10 12 13 0.667 62.999 4C39.25 sess119.C1024 1 2 3 4 5 6 7 8 9 10 12 13 0.108 10.674 3C345 sess119.C1024 1 2 3 4 5 6 7 8 9 10 12 13 0.054 5.687 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) J0906+4124 134.4 J0909+1928 147.1 J1025+1022 167.6 J1037+4335 140.9 4C39.25 138.8 3C345 98.8 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