COVER INFORMATION Station: SVETLOE (Code Sv ) Experiment: Zooming into the centre of the mysterious high-redshift quasar PMN J0909 Exp. Code: EP115 Schedule Version: 1.00 Processed by SCHED version: 11.50 Development version 11.5. Started Apr. 2 PI: Krisztina Perger Address: Eotvos University Pazmany P setany 1/A H-1117 Budapest Hungary Phone: +36 20 9959334 EMAIL: pergertina@gmail.com Fax: Phone during observation: +36 20 9959334 Observing mode: 6 cm 1 Gb/s Notes: Schedule for SVETLOE (Code Sv ) Page 2 Zooming into the centre of the mysterious high-redshift quasar PMN J0909 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 1 Mar 2019 Day 60 --- 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 18 30 00 J0909+0121 07 06 13 26.2 505.0 -2.1 -16.4 0 0 18 30 00 18 40 00 =0906+015 07 16 15 26.9 507.7 -1.9 -15.2 600 77 18 30 01 18 41 30 J0909+0354 07 17 45 29.4 507.3 -1.9 -15.4 71 77 18 41 30 18 56 30 =0906+041 07 32 48 30.4 511.5 -1.6 -13.6 900 192 18 41 31 18 57 00 J0909+0354 07 33 18 30.4 511.6 -1.6 -13.5 24 192 18 57 00 19 12 00 =0906+041 07 48 20 31.2 515.9 -1.4 -11.6 900 308 18 57 01 19 12 30 J0909+0354 07 48 50 31.2 516.1 -1.4 -11.5 24 308 19 12 30 19 27 30 =0906+041 08 03 53 31.9 520.4 -1.1 -9.5 900 423 19 12 31 19 28 00 J0909+0354 08 04 23 31.9 520.5 -1.1 -9.5 24 423 19 28 00 19 43 00 =0906+041 08 19 25 32.5 524.9 -0.8 -7.4 900 538 19 28 01 19 43 30 J0909+0354 08 19 55 32.5 525.1 -0.8 -7.3 24 538 19 43 30 19 58 30 =0906+041 08 34 58 32.9 529.5 -0.6 -5.2 900 654 19 43 31 19 59 00 J0909+0354 08 35 28 32.9 529.6 -0.6 -5.1 24 654 19 59 00 20 14 00 =0906+041 08 50 30 33.2 534.1 -0.3 -2.9 900 769 19 59 01 20 22 30 J0909+0354 08 59 02 33.3 536.6 -0.2 -1.7 503 769 20 22 30 20 37 30 =0906+041 09 14 04 33.3 541.1 0.1 0.6 900 885 20 22 31 20 39 00 J0909+0835 09 15 34 38.0 541.7 0.1 0.8 66 885 20 39 00 20 44 00 =0906+087 09 20 35 37.9 543.2 0.2 1.6 300 923 20 39 01 20 45 30 J0909+0354 09 22 06 33.3 543.5 0.2 1.7 66 923 20 45 30 21 00 30 =0906+041 09 37 08 33.1 548.0 0.4 3.9 900 1038 20 45 31 21 01 00 J0909+0354 09 37 38 33.1 548.2 0.5 4.0 24 1038 21 01 00 21 16 00 =0906+041 09 52 41 32.7 552.6 0.7 6.2 900 1154 21 01 01 21 16 30 J0909+0354 09 53 11 32.7 552.8 0.7 6.2 24 1154 21 16 30 21 31 30 =0906+041 10 08 13 32.2 557.2 1.0 8.4 900 1269 21 16 31 21 32 00 J0909+0354 10 08 43 32.2 557.3 1.0 8.4 24 1269 21 32 00 21 47 00 =0906+041 10 23 46 31.6 561.7 1.2 10.5 900 1385 21 32 01 Schedule for SVETLOE (Code Sv ) Page 3 Zooming into the centre of the mysterious high-redshift quasar PMN J0909 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 1 Mar 2019 Day 60 --- 21 48 30 J0909+0354 10 25 16 31.5 562.1 1.2 10.7 83 1385 21 48 30 22 03 30 =0906+041 10 40 18 30.8 566.4 1.5 12.7 900 1500 21 48 31 22 04 00 J0909+0354 10 40 48 30.7 566.5 1.5 12.7 24 1500 22 04 00 22 19 00 =0906+041 10 55 51 29.9 570.8 1.8 14.6 900 1615 22 04 01 22 19 30 J0909+0354 10 56 21 29.8 570.9 1.8 14.7 24 1615 22 19 30 22 34 30 =0906+041 11 11 23 28.8 575.0 2.0 16.4 900 1731 22 19 31 22 35 00 J0909+0354 11 11 54 28.8 575.2 2.0 16.5 24 1731 22 35 00 22 50 00 =0906+041 11 26 56 27.7 579.2 2.3 18.2 900 1846 22 35 01 22 50 30 J0909+0354 11 27 26 27.6 579.4 2.3 18.2 24 1846 22 50 30 23 05 30 =0906+041 11 42 29 26.4 583.4 2.5 19.8 900 1962 22 50 31 23 06 00 J0909+0354 11 42 59 26.4 583.5 2.5 19.8 24 1962 23 06 00 23 21 00 =0906+041 11 58 01 25.0 587.4 2.8 21.3 900 2077 23 06 01 23 21 30 J0909+0354 11 58 31 25.0 587.5 2.8 21.3 24 2077 23 21 30 23 36 30 =0906+041 12 13 34 23.6 591.3 3.1 22.6 900 2192 23 21 31 23 38 00 J0909+0835 12 15 04 27.7 593.8 3.1 23.7 67 2192 23 38 00 23 43 00 =0906+087 12 20 05 27.2 595.1 3.2 24.1 300 2231 23 38 01 23 44 30 J0909+0354 12 21 35 22.8 593.3 3.2 23.3 66 2231 23 44 30 23 59 30 =0906+041 12 36 37 21.3 597.0 3.4 24.4 900 2346 23 44 31 --- Sat 2 Mar 2019 Day 61 --- 00 00 00 J0909+0354 12 37 08 21.2 597.2 3.4 24.5 24 2346 00 00 00 00 15 00 =0906+041 12 52 10 19.7 600.8 3.7 25.5 900 2462 00 00 01 00 15 30 J0909+0354 12 52 40 19.6 600.9 3.7 25.5 24 2462 00 15 30 00 30 00 =0906+041 13 07 12 18.0 604.4 3.9 26.4 870 2573 00 15 31 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: kvzr_c Added by Des Small, 24 February 2012 Setup group: 1 Station: SVETLOE 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) 0906+015 09 06 35.181592 * 09 09 10.091598 09 10 09.697860 0.11 * J0909+0121 01 33 48.12918 * 01 21 35.61770 01 16 47.34205 0.11 /home/guest/rmc/SCHED/sched11.5/catalogs/sources.rfc rfc_2018a Petrov and Kovalev, in preparation 1139 observations 0906+087 09 06 31.437175 * 09 09 12.157509 09 10 13.928511 0.18 * J0909+0835 08 47 53.54414 * 08 35 41.09893 08 30 53.70712 0.28 /home/guest/rmc/SCHED/sched11.5/catalogs/sources.rfc rfc_2018a Petrov and Kovalev, in preparation 222 observations 0906+041 09 06 38.966604 * 09 09 15.910976 09 10 16.273447 0.36 * J0909+0354 04 06 55.50047 * 03 54 42.75896 03 49 54.68799 0.73 /home/guest/rmc/SCHED/sched11.5/catalogs/sources.rfc rfc_2018a Petrov and Kovalev, in preparation 45 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 J0909+0121 sess119.C1024 1 2 3 4 5 6 7 8 9 10 11 14 0.167 17.500 J0909+0835 sess119.C1024 1 2 3 4 5 6 8 9 10 11 14 0.167 13.083 J0909+0354 sess119.C1024 1 2 3 4 5 6 7 8 9 10 11 14 5.242 425.200 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) J0909+0121 154.4 J0909+0835 155.3 J0909+0354 155.0 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