COVER INFORMATION Station: HART (Code Hh ) 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 HART (Code Hh ) 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: 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 18 30 00 J0909+0121 06 57 50 48.1 54.7 -2.2 0.0 0 0 18 30 00 18 40 00 =0906+015 07 07 52 49.9 52.1 -2.0 0.0 600 77 18 30 01 18 41 30 J0909+0354 07 09 22 48.3 49.0 -2.0 0.0 58 77 18 41 30 18 56 30 =0906+041 07 24 24 50.7 44.7 -1.8 0.0 900 193 18 41 31 18 57 00 J0909+0354 07 24 55 50.8 44.5 -1.8 0.0 9 193 18 57 00 19 12 00 =0906+041 07 39 57 53.1 39.6 -1.5 0.0 900 309 18 57 01 19 12 30 J0909+0354 07 40 27 53.2 39.5 -1.5 0.0 9 309 19 12 30 19 27 30 =0906+041 07 55 30 55.2 34.1 -1.2 0.0 900 425 19 12 31 19 28 00 J0909+0354 07 56 00 55.3 33.9 -1.2 0.0 9 425 19 28 00 19 43 00 =0906+041 08 11 02 57.0 27.9 -1.0 0.0 900 541 19 28 01 19 43 30 J0909+0354 08 11 32 57.0 27.7 -1.0 0.0 9 541 19 43 30 19 58 30 =0906+041 08 26 35 58.4 21.2 -0.7 0.0 900 657 19 43 31 19 59 00 J0909+0354 08 27 05 58.5 21.0 -0.7 0.0 9 657 19 59 00 20 14 00 =0906+041 08 42 07 59.5 13.9 -0.5 0.0 900 773 19 59 01 20 22 30 J0909+0354 08 50 39 59.9 9.8 -0.3 0.0 488 773 20 22 30 20 37 30 =0906+041 09 05 41 60.3 2.3 -0.1 0.0 900 889 20 22 31 20 39 00 J0909+0835 09 07 11 55.6 1.3 -0.1 0.0 54 889 20 39 00 20 44 00 =0906+087 09 12 12 55.6 359.1 0.0 0.0 300 927 20 39 01 20 45 30 J0909+0354 09 13 42 60.3 358.3 0.1 0.0 54 927 20 45 30 21 00 30 =0906+041 09 28 45 59.9 350.8 0.3 0.0 900 1043 20 45 31 21 01 00 J0909+0354 09 29 15 59.9 350.5 0.3 0.0 9 1043 21 01 00 21 16 00 =0906+041 09 44 17 59.2 343.3 0.6 0.0 900 1159 21 01 01 21 16 30 J0909+0354 09 44 47 59.1 343.0 0.6 0.0 9 1159 21 16 30 21 31 30 =0906+041 09 59 50 57.9 336.2 0.8 0.0 900 1275 21 16 31 21 32 00 J0909+0354 10 00 20 57.9 336.0 0.8 0.0 9 1275 21 32 00 21 47 00 =0906+041 10 15 22 56.4 329.7 1.1 0.0 900 1391 21 32 01 Schedule for HART (Code Hh ) 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 16 53 56.2 329.1 1.1 0.0 69 1391 21 48 30 22 03 30 =0906+041 10 31 55 54.3 323.4 1.4 0.0 900 1507 21 48 31 22 04 00 J0909+0354 10 32 25 54.2 323.2 1.4 0.0 9 1507 22 04 00 22 19 00 =0906+041 10 47 28 52.1 318.1 1.6 0.0 900 1623 22 04 01 22 19 30 J0909+0354 10 47 58 52.0 317.9 1.6 0.0 9 1623 22 19 30 22 34 30 =0906+041 11 03 00 49.6 313.3 1.9 0.0 900 1739 22 19 31 22 35 00 J0909+0354 11 03 30 49.6 313.2 1.9 0.0 9 1739 22 35 00 22 50 00 =0906+041 11 18 33 47.0 309.0 2.1 0.0 900 1855 22 35 01 22 50 30 J0909+0354 11 19 03 46.9 308.9 2.1 0.0 9 1855 22 50 30 23 05 30 =0906+041 11 34 05 44.2 305.2 2.4 0.0 900 1971 22 50 31 23 06 00 J0909+0354 11 34 35 44.1 305.1 2.4 0.0 9 1971 23 06 00 23 21 00 =0906+041 11 49 38 41.3 301.7 2.7 0.0 900 2087 23 06 01 23 21 30 J0909+0354 11 50 08 41.2 301.6 2.7 0.0 9 2087 23 21 30 23 36 30 =0906+041 12 05 10 38.3 298.5 2.9 0.0 900 2203 23 21 31 23 38 00 J0909+0835 12 06 41 35.0 302.8 2.9 0.0 54 2203 23 38 00 23 43 00 =0906+087 12 11 42 34.1 301.8 3.0 0.0 300 2241 23 38 01 23 44 30 J0909+0354 12 13 12 36.7 297.0 3.0 0.0 54 2241 23 44 30 23 59 30 =0906+041 12 28 14 33.6 294.3 3.3 0.0 900 2357 23 44 31 --- Sat 2 Mar 2019 Day 61 --- 00 00 00 J0909+0354 12 28 44 33.5 294.3 3.3 0.0 9 2357 00 00 00 00 15 00 =0906+041 12 43 47 30.4 291.8 3.6 0.0 900 2473 00 00 01 00 15 30 J0909+0354 12 44 17 30.3 291.7 3.6 0.0 9 2473 00 15 30 00 30 00 =0906+041 12 58 49 27.3 289.5 3.8 0.0 870 2585 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: 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: 14 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: 14 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) 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