COVER INFORMATION Station: JODRELL2 (Code Jb ) Experiment: J2102+6015: a powerful high-redshift quasar Exp. Code: EF029A Schedule Version: 2.00 Processed by SCHED version: 11.60 Release 11.6; April 2020 PI: Sandor Frey Address: Konkoly Observatory Konkoly Thege M ut 15-17 H-1121 Budapest Hungary Phone: +36 20 3561859 EMAIL: sandor.frey@gmail.com Fax: Phone during observation: +36 20 3561859 Observing mode: 1.3 cm 2 Gb/s Notes: Schedule for JODRELL2 (Code Jb ) Page 2 J2102+6015: a powerful high-redshift quasar 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 ---------------------------------------------------------------------------------------- --- Mon 7 Jun 2021 Day 158 --- Next scan frequencies: 22139.49 22139.49 22139.49 22139.49 22203.49 22203.49 22203.49 22203.49 22267.49 22267.49 22267.49 22267.49 22331.49 22331.49 22331.49 22331.49 Next BBC frequencies: 876.51 876.51 876.51 876.51 812.51 812.51 812.51 812.51 748.51 748.51 748.51 748.51 684.51 684.51 684.51 684.51 Next scan bandwidths: 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 19 00 00 J1407+2827 11 56 22 55.4 122.8 -2.2 -34.9 0 0 19 00 00 19 10 00 =1404+286 12 06 24 56.6 126.0 -2.0 -33.4 600 155 19 00 01 19 14 00 J2022+6136 12 10 24 33.4 28.5 -8.2 -36.9 -75 155 19 14 00 19 24 00 =2021+614 12 20 26 34.1 29.6 -8.0 -38.5 525 309 19 14 01 19 24 40 J2055+6122 12 21 06 31.6 26.0 -8.6 -33.2 8 309 19 24 40 19 25 40 =2054+611 12 22 06 31.7 26.1 -8.6 -33.4 60 325 19 24 41 19 25 40 J2102+6015 12 22 06 30.3 25.9 -8.7 -31.9 -18 325 No stop 19 27 40 =2101+600 12 24 07 30.4 26.2 -8.7 -32.2 102 356 19 25 41 19 27 40 J2055+6122 12 24 07 31.8 26.3 -8.5 -33.7 -18 356 No stop 19 28 50 =2054+611 12 25 17 31.9 26.5 -8.5 -33.9 52 374 19 27 41 19 28 50 J2102+6015 12 25 17 30.5 26.3 -8.6 -32.4 -18 374 No stop 19 30 50 =2101+600 12 27 17 30.6 26.6 -8.6 -32.7 102 404 19 28 51 19 30 50 J2055+6122 12 27 17 32.0 26.7 -8.5 -34.2 -18 404 No stop 19 32 00 =2054+611 12 28 27 32.1 26.8 -8.5 -34.4 52 423 19 30 51 19 32 00 J2102+6015 12 28 27 30.7 26.7 -8.6 -32.9 -18 423 No stop 19 34 00 =2101+600 12 30 28 30.9 27.0 -8.5 -33.2 102 453 19 32 01 19 34 00 J2055+6122 12 30 28 32.3 27.1 -8.4 -34.7 -18 453 No stop 19 35 10 =2054+611 12 31 38 32.3 27.2 -8.4 -34.9 52 471 19 34 01 19 35 40 J2102+6015 12 32 08 31.0 27.2 -8.5 -33.5 12 471 19 35 40 19 50 10 =2101+600 12 46 40 32.0 28.9 -8.3 -35.7 870 696 19 35 41 19 50 40 J2102+6015 12 47 10 32.0 28.9 -8.3 -35.8 27 696 19 50 40 20 05 10 =2101+600 13 01 43 33.1 30.7 -8.0 -38.1 870 920 19 50 41 20 05 40 J2102+6015 13 02 13 33.2 30.7 -8.0 -38.1 27 920 20 05 40 20 20 10 =2101+600 13 16 45 34.3 32.4 -7.8 -40.4 870 1144 20 05 41 20 20 40 J2102+6015 13 17 15 34.3 32.4 -7.8 -40.4 27 1144 20 20 40 20 35 10 =2101+600 13 31 48 35.5 34.1 -7.5 -42.7 870 1368 20 20 41 Schedule for JODRELL2 (Code Jb ) Page 3 J2102+6015: a powerful high-redshift quasar 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 ---------------------------------------------------------------------------------------- --- Mon 7 Jun 2021 Day 158 --- 20 35 40 J2102+6015 13 32 18 35.6 34.1 -7.5 -42.7 27 1368 20 35 40 20 50 10 =2101+600 13 46 50 36.8 35.7 -7.3 -45.0 870 1592 20 35 41 20 50 40 J2102+6015 13 47 20 36.9 35.8 -7.3 -45.0 27 1592 20 50 40 21 05 10 =2101+600 14 01 53 38.2 37.4 -7.0 -47.2 870 1816 20 50 41 21 13 10 J2102+6015 14 09 54 38.9 38.2 -6.9 -48.4 475 1816 21 13 10 21 20 10 =2101+600 14 16 55 39.5 39.0 -6.8 -49.5 420 1925 21 13 11 21 20 40 J2102+6015 14 17 25 39.6 39.0 -6.8 -49.6 27 1925 21 20 40 21 35 10 =2101+600 14 31 58 41.0 40.5 -6.5 -51.8 870 2149 21 20 41 21 35 40 J2102+6015 14 32 28 41.0 40.6 -6.5 -51.8 27 2149 21 35 40 21 50 10 =2101+600 14 47 00 42.5 42.0 -6.3 -54.0 870 2373 21 35 41 21 50 40 J2102+6015 14 47 30 42.5 42.1 -6.3 -54.1 27 2373 21 50 40 22 05 10 =2101+600 15 02 02 44.0 43.5 -6.0 -56.3 870 2597 21 50 41 22 05 40 J2055+6122 15 02 33 45.4 42.9 -5.9 -58.4 12 2597 22 05 40 22 06 40 =2054+611 15 03 33 45.5 42.9 -5.9 -58.5 60 2612 22 05 41 22 06 40 J2102+6015 15 03 33 44.1 43.6 -6.0 -56.5 -17 2612 No stop 22 08 40 =2101+600 15 05 33 44.4 43.8 -6.0 -56.8 103 2643 22 06 41 22 08 40 J2055+6122 15 05 33 45.7 43.1 -5.8 -58.9 -18 2643 No stop 22 09 50 =2054+611 15 06 43 45.8 43.2 -5.8 -59.0 52 2661 22 08 41 22 09 50 J2102+6015 15 06 43 44.5 43.9 -5.9 -57.0 -17 2661 No stop 22 11 50 =2101+600 15 08 44 44.7 44.1 -5.9 -57.3 103 2692 22 09 51 22 11 50 J2055+6122 15 08 44 46.0 43.4 -5.8 -59.4 -18 2692 No stop 22 13 00 =2054+611 15 09 54 46.1 43.5 -5.8 -59.5 52 2710 22 11 51 22 13 00 J2102+6015 15 09 54 44.8 44.2 -5.9 -57.5 -17 2710 No stop 22 15 00 =2101+600 15 11 54 45.0 44.4 -5.9 -57.8 103 2741 22 13 01 22 15 00 J2055+6122 15 11 54 46.3 43.7 -5.7 -59.9 -18 2741 No stop 22 16 10 =2054+611 15 13 04 46.4 43.8 -5.7 -60.0 52 2759 22 15 01 22 16 40 J2102+6015 15 13 34 45.2 44.6 -5.8 -58.0 13 2759 22 16 40 22 31 10 =2101+600 15 28 07 46.7 45.9 -5.6 -60.2 870 2983 22 16 41 22 31 40 J2102+6015 15 28 37 46.8 45.9 -5.6 -60.3 27 2983 22 31 40 22 46 10 =2101+600 15 43 09 48.4 47.2 -5.3 -62.5 870 3208 22 31 41 Schedule for JODRELL2 (Code Jb ) Page 4 J2102+6015: a powerful high-redshift quasar 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 ---------------------------------------------------------------------------------------- --- Mon 7 Jun 2021 Day 158 --- 22 46 40 J2102+6015 15 43 39 48.4 47.2 -5.3 -62.6 27 3208 22 46 40 23 01 10 =2101+600 15 58 12 50.0 48.5 -5.1 -64.9 870 3432 22 46 41 23 09 10 J2102+6015 16 06 13 50.9 49.1 -4.9 -66.1 476 3432 23 09 10 23 16 10 =2101+600 16 13 14 51.7 49.7 -4.8 -67.2 420 3540 23 09 11 23 16 40 J2102+6015 16 13 44 51.8 49.7 -4.8 -67.3 27 3540 23 16 40 23 31 10 =2101+600 16 28 17 53.5 50.8 -4.6 -69.6 870 3764 23 16 41 23 31 40 J2102+6015 16 28 47 53.5 50.8 -4.6 -69.6 27 3764 23 31 40 23 46 10 =2101+600 16 43 19 55.2 51.8 -4.3 -72.0 870 3988 23 31 41 --- Start: Mon 7 Jun 2021 Day 158 -- Stop: Tue 8 Jun 2021 Day 159 --- 23 46 40 J2102+6015 16 43 49 55.3 51.9 -4.3 -72.1 27 3988 23 46 40 00 01 10 =2101+600 16 58 22 57.0 52.8 -4.1 -74.4 870 4212 23 46 41 00 01 40 J2055+6122 16 58 52 58.2 51.2 -4.0 -77.4 8 4212 00 01 40 00 02 40 =2054+611 16 59 52 58.3 51.3 -3.9 -77.6 60 4228 00 01 41 00 02 40 J2102+6015 16 59 52 57.2 52.9 -4.1 -74.7 -22 4228 No stop 00 04 40 =2101+600 17 01 52 57.4 53.0 -4.0 -75.0 98 4259 00 02 41 00 04 40 J2055+6122 17 01 52 58.5 51.4 -3.9 -78.0 -22 4259 No stop 00 05 50 =2054+611 17 03 02 58.7 51.4 -3.9 -78.2 48 4277 00 04 41 00 05 50 J2102+6015 17 03 02 57.6 53.1 -4.0 -75.2 -23 4277 No stop 00 07 50 =2101+600 17 05 03 57.8 53.2 -4.0 -75.6 97 4308 00 05 51 00 07 50 J2055+6122 17 05 03 58.9 51.5 -3.9 -78.5 -23 4308 No stop 00 09 00 =2054+611 17 06 13 59.0 51.6 -3.8 -78.8 47 4326 00 07 51 00 09 00 J2102+6015 17 06 13 57.9 53.3 -3.9 -75.8 -23 4326 No stop 00 11 00 =2101+600 17 08 13 58.2 53.4 -3.9 -76.1 97 4357 00 09 01 00 11 00 J2055+6122 17 08 13 59.3 51.7 -3.8 -79.1 -23 4357 No stop 00 12 10 =2054+611 17 09 23 59.4 51.7 -3.8 -79.3 47 4375 00 11 01 00 12 40 J2102+6015 17 09 53 58.4 53.5 -3.9 -76.4 7 4375 00 12 40 00 27 10 =2101+600 17 24 26 60.1 54.2 -3.6 -78.9 870 4599 00 12 41 00 27 40 J2102+6015 17 24 56 60.2 54.3 -3.6 -79.0 27 4599 00 27 40 00 42 10 =2101+600 17 39 28 62.0 54.9 -3.4 -81.6 870 4823 00 27 41 Schedule for JODRELL2 (Code Jb ) Page 5 J2102+6015: a powerful high-redshift quasar 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 ---------------------------------------------------------------------------------------- --- Tue 8 Jun 2021 Day 159 --- 00 42 40 J2102+6015 17 39 58 62.0 54.9 -3.4 -81.7 27 4823 00 42 40 00 57 10 =2101+600 17 54 31 63.8 55.4 -3.1 -84.4 870 5047 00 42 41 01 05 10 J2102+6015 18 02 32 64.8 55.6 -3.0 -86.0 476 5047 01 05 10 01 12 10 =2101+600 18 09 33 65.7 55.7 -2.9 -87.4 420 5155 01 05 11 01 12 40 J2102+6015 18 10 03 65.7 55.7 -2.9 -87.5 27 5155 01 12 40 01 27 10 =2101+600 18 24 36 67.5 55.8 -2.6 -90.6 870 5379 01 12 41 01 27 40 J2102+6015 18 25 06 67.6 55.8 -2.6 -90.7 27 5379 01 27 40 01 42 10 =2101+600 18 39 38 69.4 55.6 -2.4 -94.0 870 5604 01 27 41 01 42 40 J2055+6122 18 40 08 70.2 52.1 -2.3 -99.0 -2 5604 01 42 40 01 43 40 =2054+611 18 41 08 70.3 52.0 -2.2 -99.3 58 5619 01 42 41 01 43 40 J2102+6015 18 41 08 69.6 55.5 -2.4 -94.4 -32 5619 No stop 01 45 40 =2101+600 18 43 09 69.8 55.5 -2.3 -94.9 88 5650 01 43 41 01 45 40 J2055+6122 18 43 09 70.5 51.9 -2.2 -99.8 -32 5650 No stop 01 46 50 =2054+611 18 44 19 70.7 51.8 -2.2 -100.1 38 5668 01 45 41 01 46 50 J2102+6015 18 44 19 70.0 55.4 -2.3 -95.2 -32 5668 No stop 01 48 50 =2101+600 18 46 19 70.2 55.4 -2.3 -95.7 88 5699 01 46 51 01 48 50 J2055+6122 18 46 19 70.9 51.7 -2.2 -100.7 -32 5699 No stop 01 50 00 =2054+611 18 47 29 71.1 51.6 -2.1 -101.0 38 5717 01 48 51 01 50 00 J2102+6015 18 47 29 70.4 55.3 -2.3 -96.0 -32 5717 No stop 01 52 00 =2101+600 18 49 30 70.6 55.2 -2.2 -96.5 88 5748 01 50 01 01 52 00 J2055+6122 18 49 30 71.3 51.5 -2.1 -101.6 -33 5748 No stop 01 53 10 =2054+611 18 50 40 71.4 51.4 -2.1 -102.0 37 5766 01 52 01 01 53 40 J2102+6015 18 51 10 70.8 55.2 -2.2 -96.9 -3 5766 01 53 40 02 08 10 =2101+600 19 05 42 72.6 54.3 -2.0 -100.9 867 5990 01 53 41 02 08 40 J2102+6015 19 06 12 72.7 54.2 -1.9 -101.1 27 5990 02 08 40 02 23 10 =2101+600 19 20 45 74.4 52.8 -1.7 -105.6 870 6214 02 08 41 02 23 40 J2102+6015 19 21 15 74.5 52.7 -1.7 -105.8 27 6214 02 23 40 02 38 10 =2101+600 19 35 47 76.2 50.5 -1.5 -111.2 870 6438 02 23 41 02 38 40 J2102+6015 19 36 17 76.2 50.4 -1.4 -111.4 26 6438 02 38 40 02 46 10 =2101+600 19 43 49 77.1 48.8 -1.3 -114.5 450 6554 02 38 41 Schedule for JODRELL2 (Code Jb ) Page 6 J2102+6015: a powerful high-redshift quasar 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 ---------------------------------------------------------------------------------------- --- Tue 8 Jun 2021 Day 159 --- 02 50 00 J0319+4130 19 47 39 20.7 47.2 -7.6 -36.0 44 6554 02 50 00 03 00 00 =0316+413 19 57 41 21.9 48.8 -7.4 -37.1 600 6709 02 50 01 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess221.K2048 --- 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: 5 Station: JODRELL2 Total bit rate: 2048 Format: VDIF Bits per sample: 2 Sample rate: 64.000 Number of channels: 16 DBE type: DBBC_DDC Speedup factor: 1.00 Disk used to record data. 1st LO= 23016.00 23016.00 23016.00 23016.00 23016.00 23016.00 23016.00 23016.00 23016.00 23016.00 23016.00 23016.00 23016.00 23016.00 23016.00 23016.00 Net SB= L L U U L L U U L L U U L L U U IF SB = L L L L L L L L L L L L L L L L 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= U U L L U U L L U U L L U U L L IF = A2 B2 A2 B2 A2 B2 A2 B2 A2 B2 A2 B2 A2 B2 A2 B2 The following frequency sets based on these setups were used. Frequency Set: 1 Setup file default. Used with PCAL = off LO sum= 22139.49 22139.49 22139.49 22139.49 22203.49 22203.49 22203.49 22203.49 22267.49 22267.49 22267.49 22267.49 22331.49 22331.49 22331.49 22331.49 BBC fr= 876.51 876.51 876.51 876.51 812.51 812.51 812.51 812.51 748.51 748.51 748.51 748.51 684.51 684.51 684.51 684.51 Bandwd= 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 Matching frequency sets: 1 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) 0316+413 03 16 29.567283 * 03 19 48.160114 03 21 10.520450 0.14 * J0319+4130 41 19 51.91856 * 41 30 42.10568 41 35 07.67561 0.11 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.rfc rfc_2018a Petrov and Kovalev, in preparation 15726 observations 1404+286 14 04 45.615157 * 14 07 00.394415 14 07 58.362716 0.11 * J1407+2827 28 41 29.23512 * 28 27 14.69015 28 21 19.43511 0.10 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.rfc rfc_2018a Petrov and Kovalev, in preparation 72228 observations 2021+614 20 21 13.300234 * 20 22 06.681752 20 22 30.772816 0.21 * J2022+6136 61 27 18.15582 * 61 36 58.80483 61 40 48.68114 0.10 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.rfc rfc_2018a Petrov and Kovalev, in preparation 3597 observations 2054+611 20 54 33.038660 * 20 55 38.838295 20 56 07.827933 0.36 * J2055+6122 61 10 27.48076 * 61 22 00.63796 61 26 36.76506 0.16 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.rfc rfc_2018a Petrov and Kovalev, in preparation 278 observations 2101+600 21 01 28.001902 * 21 02 40.219102 21 03 11.821236 0.89 * J2102+6015 60 03 15.00381 * 60 15 09.83639 60 19 55.07003 0.34 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.rfc rfc_2018a Petrov and Kovalev, in preparation 102 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 J0319+4130 sess221.K2048 1 2 3 4 5 6 7 8 10 13 15 0.167 19.914 J1407+2827 sess221.K2048 1 2 3 4 5 6 7 8 9 10 13 15 0.167 22.667 J2022+6136 sess221.K2048 1 2 3 4 5 6 7 8 9 10 13 15 0.167 20.433 J2055+6122 sess221.K2048 1 2 3 4 5 6 7 8 9 10 13 15 0.300 31.367 J2102+6015 sess221.K2048 1 2 3 4 5 6 7 8 9 10 13 15 6.433 813.038 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) J0319+4130 28.7 J1407+2827 113.3 J2022+6136 86.8 J2055+6122 83.9 J2102+6015 83.9 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