COVER INFORMATION Station: URUMQI (Code Ur ) 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 URUMQI (Code Ur ) 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: 147.49 147.49 147.49 147.49 211.49 211.49 211.49 211.49 275.49 275.49 275.49 275.49 339.49 339.49 339.49 339.49 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 17 54 18 42.7 270.9 3.8 55.5 0 0 19 00 00 19 10 00 =1404+286 18 04 19 40.9 272.6 3.9 55.5 600 154 19 00 01 19 14 00 J2022+6136 18 08 20 63.2 395.5 -2.2 -117.2 113 154 19 14 00 19 24 00 =2021+614 18 18 22 64.2 394.3 -2.1 -120.6 600 308 19 14 01 19 24 40 J2055+6122 18 19 02 60.8 398.3 -2.6 -109.7 30 308 19 24 40 19 25 40 =2054+611 18 20 02 60.9 398.2 -2.6 -110.0 60 323 19 24 41 19 25 40 J2102+6015 18 20 02 60.4 400.9 -2.7 -106.1 -7 323 No stop 19 27 40 =2101+600 18 22 02 60.7 400.8 -2.7 -106.7 113 354 19 25 41 19 27 40 J2055+6122 18 22 02 61.1 398.1 -2.6 -110.6 -7 354 No stop 19 28 50 =2054+611 18 23 12 61.3 398.0 -2.5 -110.9 63 372 19 27 41 19 28 50 J2102+6015 18 23 12 60.8 400.7 -2.7 -107.0 -7 372 No stop 19 30 50 =2101+600 18 25 13 61.0 400.6 -2.6 -107.6 113 403 19 28 51 19 30 50 J2055+6122 18 25 13 61.5 397.8 -2.5 -111.5 -7 403 No stop 19 32 00 =2054+611 18 26 23 61.6 397.7 -2.5 -111.9 63 421 19 30 51 19 32 00 J2102+6015 18 26 23 61.2 400.5 -2.6 -107.9 -7 421 No stop 19 34 00 =2101+600 18 28 23 61.4 400.3 -2.6 -108.5 113 451 19 32 01 19 34 00 J2055+6122 18 28 23 61.8 397.5 -2.5 -112.5 -7 451 No stop 19 35 10 =2054+611 18 29 33 62.0 397.4 -2.4 -112.9 63 469 19 34 01 19 35 40 J2102+6015 18 30 04 61.6 400.2 -2.6 -109.0 23 469 19 35 40 19 50 10 =2101+600 18 44 36 63.3 398.8 -2.3 -113.4 870 692 19 35 41 19 50 40 J2102+6015 18 45 06 63.3 398.7 -2.3 -113.5 28 692 19 50 40 20 05 10 =2101+600 18 59 38 65.0 396.9 -2.1 -118.3 870 915 19 50 41 20 05 40 J2102+6015 19 00 09 65.0 396.8 -2.1 -118.5 28 915 20 05 40 20 20 10 =2101+600 19 14 41 66.6 394.6 -1.8 -123.7 870 1138 20 05 41 20 20 40 J2102+6015 19 15 11 66.6 394.5 -1.8 -123.9 28 1138 20 20 40 20 35 10 =2101+600 19 29 43 68.1 391.7 -1.6 -129.6 870 1362 20 20 41 Schedule for URUMQI (Code Ur ) 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 19 30 13 68.1 391.6 -1.5 -129.8 28 1362 20 35 40 20 50 10 =2101+600 19 44 46 69.4 388.2 -1.3 -136.1 870 1585 20 35 41 20 50 40 J2102+6015 19 45 16 69.5 388.1 -1.3 -136.4 28 1585 20 50 40 21 05 10 =2101+600 19 59 48 70.6 384.0 -1.1 -143.3 870 1808 20 50 41 21 13 10 J2102+6015 20 07 50 71.2 381.5 -0.9 -147.4 478 1808 21 13 10 21 20 10 =2101+600 20 14 51 71.6 379.2 -0.8 -151.2 420 1915 21 13 11 21 20 40 J2102+6015 20 15 21 71.7 379.0 -0.8 -151.4 28 1915 21 20 40 21 35 10 =2101+600 20 29 53 72.4 373.7 -0.6 -159.7 870 2138 21 20 41 21 35 40 J2102+6015 20 30 23 72.4 373.5 -0.5 -159.9 28 2138 21 35 40 21 50 10 =2101+600 20 44 56 72.9 367.7 -0.3 -168.7 870 2362 21 35 41 21 50 40 J2102+6015 20 45 26 72.9 367.5 -0.3 -169.0 28 2362 21 50 40 22 05 10 =2101+600 20 59 58 73.1 361.4 -0.1 -178.0 870 2585 21 50 41 22 05 40 J2055+6122 21 00 28 72.0 358.3 0.1 177.4 23 2585 22 05 40 22 06 40 =2054+611 21 01 28 72.0 357.9 0.1 176.9 60 2600 22 05 41 22 06 40 J2102+6015 21 01 28 73.1 360.7 -0.0 -178.9 -7 2600 No stop 22 08 40 =2101+600 21 03 29 73.1 359.9 0.0 179.8 113 2631 22 06 41 22 08 40 J2055+6122 21 03 29 72.0 357.2 0.1 175.7 -7 2631 No stop 22 09 50 =2054+611 21 04 39 72.0 356.7 0.1 175.0 63 2649 22 08 41 22 09 50 J2102+6015 21 04 39 73.1 359.4 0.0 179.1 -7 2649 No stop 22 11 50 =2101+600 21 06 39 73.1 358.5 0.1 177.8 113 2679 22 09 51 22 11 50 J2055+6122 21 06 39 72.0 355.9 0.2 173.8 -7 2679 No stop 22 13 00 =2054+611 21 07 49 71.9 355.5 0.2 173.1 63 2697 22 11 51 22 13 00 J2102+6015 21 07 49 73.1 358.0 0.1 177.1 -7 2697 No stop 22 15 00 =2101+600 21 09 50 73.1 357.2 0.1 175.9 113 2728 22 13 01 22 15 00 J2055+6122 21 09 50 71.9 354.7 0.2 172.0 -6 2728 No stop 22 16 10 =2054+611 21 11 00 71.9 354.3 0.2 171.3 64 2746 22 15 01 22 16 40 J2102+6015 21 11 30 73.1 356.5 0.1 174.8 24 2746 22 16 40 22 31 10 =2101+600 21 26 02 72.8 350.4 0.4 165.9 870 2969 22 16 41 22 31 40 J2102+6015 21 26 32 72.8 350.2 0.4 165.6 28 2969 22 31 40 22 46 10 =2101+600 21 41 05 72.2 344.5 0.6 157.0 870 3192 22 31 41 Schedule for URUMQI (Code Ur ) 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 21 41 35 72.2 344.4 0.6 156.7 28 3192 22 46 40 23 01 10 =2101+600 21 56 07 71.3 339.3 0.9 148.7 870 3415 22 46 41 23 09 10 J2102+6015 22 04 09 70.8 336.7 1.0 144.5 478 3415 23 09 10 23 16 10 =2101+600 22 11 10 70.3 334.6 1.1 141.1 420 3523 23 09 11 23 16 40 J2102+6015 22 11 40 70.2 334.5 1.1 140.8 28 3523 23 16 40 23 31 10 =2101+600 22 26 12 69.0 330.7 1.4 134.1 870 3746 23 16 41 23 31 40 J2102+6015 22 26 42 69.0 330.5 1.4 133.9 28 3746 23 31 40 23 46 10 =2101+600 22 41 15 67.6 327.4 1.6 127.8 870 3969 23 31 41 --- Start: Mon 7 Jun 2021 Day 158 -- Stop: Tue 8 Jun 2021 Day 159 --- 23 46 40 J2102+6015 22 41 45 67.6 327.3 1.6 127.6 28 3969 23 46 40 00 01 10 =2101+600 22 56 17 66.1 324.7 1.9 122.0 870 4192 23 46 41 00 01 40 J2055+6122 22 56 47 64.7 325.8 2.0 121.4 24 4192 00 01 40 00 02 40 =2054+611 22 57 47 64.6 325.6 2.0 121.0 60 4208 00 01 41 00 02 40 J2102+6015 22 57 47 65.9 324.4 1.9 121.5 -6 4208 No stop 00 04 40 =2101+600 22 59 48 65.7 324.1 1.9 120.7 114 4238 00 02 41 00 04 40 J2055+6122 22 59 48 64.4 325.3 2.1 120.3 -6 4238 No stop 00 05 50 =2054+611 23 00 58 64.3 325.2 2.1 119.9 64 4256 00 04 41 00 05 50 J2102+6015 23 00 58 65.6 323.9 2.0 120.3 -6 4256 No stop 00 07 50 =2101+600 23 02 58 65.4 323.6 2.0 119.6 114 4287 00 05 51 00 07 50 J2055+6122 23 02 58 64.1 324.9 2.1 119.2 -6 4287 No stop 00 09 00 =2054+611 23 04 08 64.0 324.8 2.1 118.8 64 4305 00 07 51 00 09 00 J2102+6015 23 04 08 65.3 323.5 2.0 119.2 -6 4305 No stop 00 11 00 =2101+600 23 06 09 65.0 323.2 2.0 118.5 114 4336 00 09 01 00 11 00 J2055+6122 23 06 09 63.7 324.5 2.2 118.2 -6 4336 No stop 00 12 10 =2054+611 23 07 19 63.6 324.3 2.2 117.8 64 4354 00 11 01 00 12 40 J2102+6015 23 07 49 64.9 322.9 2.1 117.9 24 4354 00 12 40 00 27 10 =2101+600 23 22 21 63.2 321.2 2.3 113.2 870 4577 00 12 41 00 27 40 J2102+6015 23 22 52 63.2 321.1 2.3 113.0 28 4577 00 27 40 00 42 10 =2101+600 23 37 24 61.5 319.7 2.6 108.6 870 4800 00 27 41 Schedule for URUMQI (Code Ur ) 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 23 37 54 61.4 319.7 2.6 108.5 28 4800 00 42 40 00 57 10 =2101+600 23 52 26 59.7 318.7 2.8 104.4 870 5023 00 42 41 01 05 10 J2102+6015 00 00 28 58.7 318.2 3.0 102.3 478 5023 01 05 10 01 12 10 =2101+600 00 07 29 57.9 317.9 3.1 100.5 420 5131 01 05 11 01 12 40 J2102+6015 00 07 59 57.8 317.9 3.1 100.4 28 5131 01 12 40 01 27 10 =2101+600 00 22 31 56.0 317.4 3.3 96.8 870 5354 01 12 41 01 27 40 J2102+6015 00 23 01 56.0 317.4 3.3 96.7 28 5354 01 27 40 01 42 10 =2101+600 00 37 34 54.2 317.1 3.6 93.3 870 5577 01 27 41 01 42 40 J2055+6122 00 38 04 53.2 318.9 3.7 93.1 24 5577 01 42 40 01 43 40 =2054+611 00 39 04 53.1 318.9 3.7 92.9 60 5592 01 42 41 01 43 40 J2102+6015 00 39 04 54.0 317.1 3.6 93.0 -6 5592 No stop 01 45 40 =2101+600 00 41 04 53.8 317.0 3.6 92.5 114 5623 01 43 41 01 45 40 J2055+6122 00 41 04 52.9 318.8 3.7 92.4 -6 5623 No stop 01 46 50 =2054+611 00 42 15 52.7 318.8 3.8 92.1 64 5641 01 45 41 01 46 50 J2102+6015 00 42 15 53.6 317.0 3.7 92.3 -6 5641 No stop 01 48 50 =2101+600 00 44 15 53.4 317.0 3.7 91.8 114 5672 01 46 51 01 48 50 J2055+6122 00 44 15 52.5 318.8 3.8 91.7 -6 5672 No stop 01 50 00 =2054+611 00 45 25 52.3 318.8 3.8 91.4 64 5690 01 48 51 01 50 00 J2102+6015 00 45 25 53.2 317.0 3.7 91.5 -6 5690 No stop 01 52 00 =2101+600 00 47 25 53.0 317.0 3.7 91.1 114 5720 01 50 01 01 52 00 J2055+6122 00 47 25 52.1 318.8 3.9 91.0 -6 5720 No stop 01 53 10 =2054+611 00 48 36 52.0 318.8 3.9 90.7 64 5738 01 52 01 01 53 40 J2102+6015 00 49 06 52.8 317.0 3.8 90.7 24 5738 01 53 40 02 08 10 =2101+600 01 03 38 51.0 317.0 4.0 87.6 870 5962 01 53 41 02 08 40 J2102+6015 01 04 08 50.9 317.0 4.0 87.5 28 5962 02 08 40 02 23 10 =2101+600 01 18 41 49.1 317.2 4.3 84.5 870 6185 02 08 41 02 23 40 J2102+6015 01 19 11 49.1 317.3 4.3 84.4 28 6185 02 23 40 02 38 10 =2101+600 01 33 43 47.3 317.6 4.5 81.5 870 6408 02 23 41 02 38 40 J2102+6015 01 34 13 47.2 317.6 4.5 81.4 28 6408 02 38 40 02 46 10 =2101+600 01 41 44 46.3 317.8 4.6 79.9 450 6523 02 38 41 Schedule for URUMQI (Code Ur ) 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 01 45 35 72.3 447.9 -1.6 -75.8 96 6523 02 50 00 03 00 00 =0316+413 01 55 37 74.2 449.5 -1.4 -76.0 600 6677 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: 13 Station: URUMQI Total bit rate: 2048 Format: MARK5B 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= 21992.00 21992.00 21992.00 21992.00 21992.00 21992.00 21992.00 21992.00 21992.00 21992.00 21992.00 21992.00 21992.00 21992.00 21992.00 21992.00 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 = A2 C1 A2 C1 A2 C1 A2 C1 A2 C1 A2 C1 A2 C1 A2 C1 The following frequency sets based on these setups were used. Frequency Set: 7 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= 147.49 147.49 147.49 147.49 211.49 211.49 211.49 211.49 275.49 275.49 275.49 275.49 339.49 339.49 339.49 339.49 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: 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) 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