COVER INFORMATION Station: MEDICINA (Code Mc ) 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 MEDICINA (Code Mc ) 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 12 52 10 67.9 490.6 -1.3 -38.0 0 0 19 00 00 19 10 00 =1404+286 13 02 12 69.2 495.5 -1.1 -34.6 600 155 19 00 01 19 14 00 J2022+6136 13 06 13 30.4 391.3 -7.3 -51.4 97 155 19 14 00 19 24 00 =2021+614 13 16 14 31.4 392.2 -7.1 -53.2 600 309 19 14 01 19 24 40 J2055+6122 13 16 54 28.2 389.5 -7.7 -47.3 29 309 19 24 40 19 25 40 =2054+611 13 17 54 28.3 389.6 -7.6 -47.4 60 325 19 24 41 19 25 40 J2102+6015 13 17 54 26.9 389.8 -7.8 -45.8 -7 325 No stop 19 27 40 =2101+600 13 19 55 27.1 390.0 -7.7 -46.1 113 356 19 25 41 19 27 40 J2055+6122 13 19 55 28.5 389.8 -7.6 -47.8 -7 356 No stop 19 28 50 =2054+611 13 21 05 28.6 389.9 -7.6 -48.0 63 374 19 27 41 19 28 50 J2102+6015 13 21 05 27.2 390.1 -7.7 -46.3 -7 374 No stop 19 30 50 =2101+600 13 23 05 27.4 390.3 -7.7 -46.7 113 404 19 28 51 19 30 50 J2055+6122 13 23 05 28.8 390.1 -7.6 -48.4 -7 404 No stop 19 32 00 =2054+611 13 24 15 28.9 390.2 -7.5 -48.6 63 423 19 30 51 19 32 00 J2102+6015 13 24 15 27.5 390.4 -7.6 -46.9 -7 423 No stop 19 34 00 =2101+600 13 26 16 27.7 390.6 -7.6 -47.2 113 453 19 32 01 19 34 00 J2055+6122 13 26 16 29.1 390.4 -7.5 -48.9 -7 453 No stop 19 35 10 =2054+611 13 27 26 29.2 390.5 -7.5 -49.1 63 471 19 34 01 19 35 40 J2102+6015 13 27 56 27.8 390.8 -7.6 -47.5 23 471 19 35 40 19 50 10 =2101+600 13 42 28 29.2 392.1 -7.3 -50.0 870 696 19 35 41 19 50 40 J2102+6015 13 42 59 29.2 392.2 -7.3 -50.1 27 696 19 50 40 20 05 10 =2101+600 13 57 31 30.6 393.5 -7.1 -52.6 870 920 19 50 41 20 05 40 J2102+6015 13 58 01 30.7 393.5 -7.1 -52.7 27 920 20 05 40 20 20 10 =2101+600 14 12 33 32.1 394.8 -6.8 -55.2 870 1144 20 05 41 20 20 40 J2102+6015 14 13 03 32.2 394.8 -6.8 -55.3 27 1144 20 20 40 20 35 10 =2101+600 14 27 36 33.7 396.0 -6.6 -57.8 870 1368 20 20 41 Schedule for MEDICINA (Code Mc ) 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 14 28 06 33.7 396.0 -6.6 -57.9 27 1368 20 35 40 20 50 10 =2101+600 14 42 38 35.3 397.2 -6.3 -60.5 870 1592 20 35 41 20 50 40 J2102+6015 14 43 08 35.3 397.2 -6.3 -60.5 27 1592 20 50 40 21 05 10 =2101+600 14 57 41 36.9 398.2 -6.1 -63.1 870 1816 20 50 41 21 13 10 J2102+6015 15 05 42 37.8 398.8 -6.0 -64.5 477 1816 21 13 10 21 20 10 =2101+600 15 12 43 38.6 399.3 -5.8 -65.7 420 1925 21 13 11 21 20 40 J2102+6015 15 13 13 38.7 399.3 -5.8 -65.8 27 1925 21 20 40 21 35 10 =2101+600 15 27 46 40.3 400.2 -5.6 -68.4 870 2149 21 20 41 21 35 40 J2102+6015 15 28 16 40.4 400.2 -5.6 -68.5 27 2149 21 35 40 21 50 10 =2101+600 15 42 48 42.1 401.1 -5.3 -71.1 870 2373 21 35 41 21 50 40 J2102+6015 15 43 18 42.1 401.1 -5.3 -71.2 27 2373 21 50 40 22 05 10 =2101+600 15 57 51 43.8 401.8 -5.1 -73.8 870 2597 21 50 41 22 05 40 J2055+6122 15 58 21 45.0 400.6 -5.0 -76.3 23 2597 22 05 40 22 06 40 =2054+611 15 59 21 45.1 400.7 -4.9 -76.5 60 2612 22 05 41 22 06 40 J2102+6015 15 59 21 44.0 401.9 -5.1 -74.1 -7 2612 No stop 22 08 40 =2101+600 16 01 21 44.3 402.0 -5.0 -74.5 113 2643 22 06 41 22 08 40 J2055+6122 16 01 21 45.4 400.8 -4.9 -76.9 -7 2643 No stop 22 09 50 =2054+611 16 02 31 45.5 400.8 -4.9 -77.1 63 2661 22 08 41 22 09 50 J2102+6015 16 02 31 44.4 402.0 -5.0 -74.7 -7 2661 No stop 22 11 50 =2101+600 16 04 32 44.6 402.1 -5.0 -75.1 113 2692 22 09 51 22 11 50 J2055+6122 16 04 32 45.7 400.9 -4.9 -77.5 -7 2692 No stop 22 13 00 =2054+611 16 05 42 45.9 400.9 -4.8 -77.7 63 2710 22 11 51 22 13 00 J2102+6015 16 05 42 44.8 402.2 -5.0 -75.3 -7 2710 No stop 22 15 00 =2101+600 16 07 42 45.0 402.3 -4.9 -75.7 113 2741 22 13 01 22 15 00 J2055+6122 16 07 42 46.1 401.0 -4.8 -78.1 -7 2741 No stop 22 16 10 =2054+611 16 08 52 46.2 401.0 -4.8 -78.3 63 2759 22 15 01 22 16 40 J2102+6015 16 09 23 45.2 402.3 -4.9 -76.0 23 2759 22 16 40 22 31 10 =2101+600 16 23 55 47.0 402.9 -4.7 -78.7 870 2983 22 16 41 22 31 40 J2102+6015 16 24 25 47.0 402.9 -4.6 -78.8 27 2983 22 31 40 22 46 10 =2101+600 16 38 57 48.8 403.4 -4.4 -81.6 870 3208 22 31 41 Schedule for MEDICINA (Code Mc ) 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 16 39 27 48.9 403.4 -4.4 -81.7 27 3208 22 46 40 23 01 10 =2101+600 16 54 00 50.7 403.7 -4.2 -84.7 870 3432 22 46 41 23 09 10 J2102+6015 17 02 01 51.6 403.8 -4.0 -86.3 477 3432 23 09 10 23 16 10 =2101+600 17 09 02 52.5 403.9 -3.9 -87.8 420 3540 23 09 11 23 16 40 J2102+6015 17 09 32 52.6 403.9 -3.9 -87.9 27 3540 23 16 40 23 31 10 =2101+600 17 24 05 54.4 404.0 -3.7 -91.0 870 3764 23 16 41 23 31 40 J2102+6015 17 24 35 54.4 404.0 -3.6 -91.1 27 3764 23 31 40 23 46 10 =2101+600 17 39 07 56.2 403.8 -3.4 -94.4 870 3988 23 31 41 --- Start: Mon 7 Jun 2021 Day 158 -- Stop: Tue 8 Jun 2021 Day 159 --- 23 46 40 J2102+6015 17 39 37 56.3 403.8 -3.4 -94.5 27 3988 23 46 40 00 01 10 =2101+600 17 54 10 58.1 403.4 -3.2 -98.0 870 4212 23 46 41 00 01 40 J2055+6122 17 54 40 58.8 401.0 -3.0 -101.7 23 4212 00 01 40 00 02 40 =2054+611 17 55 40 58.9 401.0 -3.0 -101.9 60 4228 00 01 41 00 02 40 J2102+6015 17 55 40 58.3 403.4 -3.1 -98.3 -7 4228 No stop 00 04 40 =2101+600 17 57 40 58.5 403.3 -3.1 -98.8 113 4259 00 02 41 00 04 40 J2055+6122 17 57 40 59.1 400.9 -3.0 -102.5 -7 4259 No stop 00 05 50 =2054+611 17 58 50 59.3 400.8 -3.0 -102.8 63 4277 00 04 41 00 05 50 J2102+6015 17 58 50 58.7 403.3 -3.1 -99.1 -7 4277 No stop 00 07 50 =2101+600 18 00 51 58.9 403.2 -3.0 -99.6 113 4308 00 05 51 00 07 50 J2055+6122 18 00 51 59.5 400.7 -2.9 -103.3 -7 4308 No stop 00 09 00 =2054+611 18 02 01 59.7 400.7 -2.9 -103.6 63 4326 00 07 51 00 09 00 J2102+6015 18 02 01 59.0 403.1 -3.0 -99.9 -7 4326 No stop 00 11 00 =2101+600 18 04 01 59.3 403.1 -3.0 -100.4 113 4357 00 09 01 00 11 00 J2055+6122 18 04 01 59.9 400.5 -2.9 -104.1 -7 4357 No stop 00 12 10 =2054+611 18 05 12 60.0 400.5 -2.8 -104.5 63 4375 00 11 01 00 12 40 J2102+6015 18 05 42 59.5 403.0 -3.0 -100.9 23 4375 00 12 40 00 27 10 =2101+600 18 20 14 61.2 402.2 -2.7 -104.7 870 4599 00 12 41 00 27 40 J2102+6015 18 20 44 61.3 402.1 -2.7 -104.9 27 4599 00 27 40 00 42 10 =2101+600 18 35 16 63.0 401.0 -2.5 -109.0 870 4823 00 27 41 Schedule for MEDICINA (Code Mc ) 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 18 35 47 63.1 401.0 -2.5 -109.2 27 4823 00 42 40 00 57 10 =2101+600 18 50 19 64.8 399.5 -2.2 -113.7 870 5047 00 42 41 01 05 10 J2102+6015 18 58 20 65.7 398.5 -2.1 -116.3 477 5047 01 05 10 01 12 10 =2101+600 19 05 21 66.4 397.5 -2.0 -118.7 420 5155 01 05 11 01 12 40 J2102+6015 19 05 51 66.5 397.4 -2.0 -118.9 27 5155 01 12 40 01 27 10 =2101+600 19 20 24 68.0 395.0 -1.7 -124.3 870 5379 01 12 41 01 27 40 J2102+6015 19 20 54 68.1 394.9 -1.7 -124.5 27 5379 01 27 40 01 42 10 =2101+600 19 35 26 69.5 391.9 -1.5 -130.5 870 5604 01 27 41 01 42 40 J2055+6122 19 35 56 69.4 387.8 -1.3 -136.0 21 5604 01 42 40 01 43 40 =2054+611 19 36 57 69.5 387.5 -1.3 -136.5 60 5619 01 42 41 01 43 40 J2102+6015 19 36 57 69.6 391.5 -1.4 -131.2 -9 5619 No stop 01 45 40 =2101+600 19 38 57 69.8 391.0 -1.4 -132.0 111 5650 01 43 41 01 45 40 J2055+6122 19 38 57 69.6 387.0 -1.3 -137.4 -9 5650 No stop 01 46 50 =2054+611 19 40 07 69.7 386.7 -1.3 -137.9 61 5668 01 45 41 01 46 50 J2102+6015 19 40 07 69.9 390.8 -1.4 -132.6 -9 5668 No stop 01 48 50 =2101+600 19 42 07 70.1 390.3 -1.4 -133.5 111 5699 01 46 51 01 48 50 J2055+6122 19 42 07 69.9 386.2 -1.2 -138.8 -9 5699 No stop 01 50 00 =2054+611 19 43 18 70.0 385.9 -1.2 -139.4 61 5717 01 48 51 01 50 00 J2102+6015 19 43 18 70.2 390.0 -1.3 -134.0 -9 5717 No stop 01 52 00 =2101+600 19 45 18 70.4 389.4 -1.3 -134.9 111 5748 01 50 01 01 52 00 J2055+6122 19 45 18 70.1 385.3 -1.2 -140.3 -9 5748 No stop 01 53 10 =2054+611 19 46 28 70.2 385.0 -1.2 -140.9 61 5766 01 52 01 01 53 40 J2102+6015 19 46 58 70.5 389.0 -1.3 -135.7 21 5766 01 53 40 02 08 10 =2101+600 20 01 31 71.7 384.8 -1.0 -142.8 870 5990 01 53 41 02 08 40 J2102+6015 20 02 01 71.7 384.6 -1.0 -143.1 27 5990 02 08 40 02 23 10 =2101+600 20 16 33 72.7 379.7 -0.8 -151.0 870 6214 02 08 41 02 23 40 J2102+6015 20 17 03 72.8 379.5 -0.8 -151.3 27 6214 02 23 40 02 38 10 =2101+600 20 31 35 73.5 373.9 -0.5 -159.8 870 6438 02 23 41 02 38 40 J2102+6015 20 32 06 73.5 373.7 -0.5 -160.1 27 6438 02 38 40 02 46 10 =2101+600 20 39 37 73.8 370.5 -0.4 -164.8 450 6554 02 38 41 Schedule for MEDICINA (Code Mc ) 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 20 43 27 22.2 412.8 -6.6 -49.4 122 6554 02 50 00 03 00 00 =0316+413 20 53 29 23.6 414.2 -6.5 -50.6 600 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: 7 Station: MEDICINA 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= 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 = 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: 3 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: 3 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