COVER INFORMATION Station: ZELENCHK (Code Zc ) Experiment: EVN 22 GHz polarimetry observation of 3 high-z quasars Exp. Code: EZ028C Schedule Version: 2.00 Processed by SCHED version: 11.40 Release 11.4. March 14, 2015 PI: Tao An Address: Shanghai Astronomical Observatory No. 80 Nandan Road Shanghai P.R.China Phone: +86-21-64386191 EMAIL: antao@shao.ac.cn Fax: Phone during observation: Observing mode: 1024-16-2 Notes: Pcal off,2048 Mbps, 16x16 MHz, R+L, 2 bit sampling K Band/22 GHz Schedule for ZELENCHK (Code Zc ) Page 2 EVN 22 GHz polarimetry observation of 3 high-z quasars 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 ---------------------------------------------------------------------------------------- --- Wed 13 Jun 2018 Day 164 --- Next scan frequencies: 22187.49 22187.49 22187.49 22187.49 22219.49 22219.49 22219.49 22219.49 22251.49 22251.49 22251.49 22251.49 22283.49 22283.49 22283.49 22283.49 Next BBC frequencies: 267.49 267.49 267.49 267.49 299.49 299.49 299.49 299.49 331.49 331.49 331.49 331.49 363.49 363.49 363.49 363.49 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 02 00 00 2007+777 22 11 38 53.6 349.3 2.1 140.3 0 0 02 00 00 02 10 00 --- 22 21 39 53.3 348.7 2.3 137.3 600 77 02 00 01 02 11 00 3C454.3 22 22 40 61.6 523.6 -0.5 -12.3 -141 77 02 11 00 02 21 00 --- 22 32 41 62.1 528.6 -0.4 -8.6 459 154 02 11 01 02 21 40 J1510+5702 22 33 21 26.2 685.4 7.4 48.8 -142 154 02 21 40 02 36 40 =1508+572 22 48 24 24.7 686.9 7.6 46.3 758 269 02 21 41 02 36 55 J1510+5702 22 48 39 24.6 686.9 7.6 46.3 10 269 02 36 55 02 51 55 =1508+572 23 03 41 23.2 688.5 7.9 43.8 900 385 02 36 56 02 52 10 J1510+5702 23 03 56 23.2 688.6 7.9 43.7 10 385 02 52 10 03 07 10 =1508+572 23 18 59 21.8 690.2 8.1 41.2 900 500 02 52 11 03 07 25 J1510+5702 23 19 14 21.8 690.2 8.1 41.1 10 500 03 07 25 03 22 25 =1508+572 23 34 16 20.4 691.9 8.4 38.6 900 615 03 07 26 03 23 25 3C454.3 23 35 16 61.2 560.4 0.7 15.2 -96 615 03 23 25 03 33 25 --- 23 45 18 60.5 565.1 0.8 18.6 504 692 03 23 26 03 34 05 J1510+5702 23 45 58 19.5 693.2 8.6 36.6 -113 692 03 34 05 03 49 05 =1508+572 00 01 01 18.3 695.0 8.8 34.0 787 808 03 34 06 03 49 20 J1510+5702 00 01 16 18.3 695.0 8.8 34.0 10 808 03 49 20 04 04 20 =1508+572 00 16 18 17.2 696.9 9.1 31.4 900 923 03 49 21 04 04 35 J1510+5702 00 16 33 17.1 696.9 9.1 31.3 9 923 04 04 35 04 19 35 =1508+572 00 31 36 16.1 698.7 9.4 28.7 900 1038 04 04 36 04 19 50 J1510+5702 00 31 51 16.1 698.8 9.4 28.7 9 1038 04 19 50 04 34 50 =1508+572 00 46 53 15.2 700.7 9.6 26.0 900 1154 04 19 51 04 35 30 3C84 00 47 33 62.0 441.1 -2.6 -72.4 -244 1154 04 35 30 04 45 30 --- 00 57 35 63.8 442.3 -2.4 -73.0 356 1231 04 35 31 04 46 10 3C454.3 00 58 15 52.1 593.2 2.1 37.0 -137 1231 04 46 10 04 54 10 --- 01 06 16 50.9 595.6 2.2 38.4 343 1292 04 46 11 Schedule for ZELENCHK (Code Zc ) Page 3 EVN 22 GHz polarimetry observation of 3 high-z quasars 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 ---------------------------------------------------------------------------------------- --- Wed 13 Jun 2018 Day 164 --- 04 54 50 J1510+5702 01 06 56 14.0 703.2 9.9 22.5 -93 1292 04 54 50 05 09 50 =1508+572 01 21 59 13.3 705.2 10.2 19.8 807 1408 04 54 51 05 10 05 J1510+5702 01 22 14 13.3 705.2 10.2 19.7 9 1408 05 10 05 05 25 05 =1508+572 01 37 16 12.6 707.2 10.4 17.0 900 1523 05 10 06 05 25 20 J1510+5702 01 37 31 12.6 707.3 10.4 17.0 9 1523 05 25 20 05 40 20 =1508+572 01 52 34 12.1 709.3 10.7 14.3 900 1638 05 25 21 05 40 35 J1510+5702 01 52 49 12.1 709.3 10.7 14.2 9 1638 05 40 35 05 55 35 =1508+572 02 07 51 11.6 711.4 11.0 11.5 900 1754 05 40 36 05 56 15 3C454.3 02 08 32 40.8 611.6 3.2 45.5 -84 1754 05 56 15 06 04 15 --- 02 16 33 39.4 613.3 3.4 46.1 396 1815 05 56 16 06 04 55 J1510+5702 02 17 13 11.4 712.6 11.1 9.8 -84 1815 06 04 55 06 19 55 =1508+572 02 32 15 11.1 714.7 11.4 7.0 816 1931 06 04 56 06 20 10 J1510+5702 02 32 30 11.1 714.7 11.4 7.0 9 1931 06 20 10 06 35 10 =1508+572 02 47 33 10.9 716.8 11.6 4.2 900 2046 06 20 11 06 35 25 J1510+5702 02 47 48 10.9 716.8 11.6 4.2 9 2046 06 35 25 06 50 25 =1508+572 03 02 50 10.8 718.9 11.9 1.4 900 2162 06 35 26 06 50 40 J1510+5702 03 03 05 10.8 719.0 11.9 1.4 9 2162 06 50 40 07 05 40 =1508+572 03 18 08 10.8 721.1-11.9 -1.4 900 2277 06 50 41 07 17 00 J1510+5702 03 29 30 10.8 722.6-11.7 -3.5 674 2277 07 17 00 07 32 00 =1508+572 03 44 32 11.0 724.7-11.4 -6.2 900 2392 07 17 01 07 32 15 J1510+5702 03 44 47 11.0 724.7-11.4 -6.3 9 2392 07 32 15 07 47 15 =1508+572 03 59 50 11.3 726.8-11.2 -9.0 900 2508 07 32 16 07 47 30 J1510+5702 04 00 05 11.3 726.8-11.2 -9.1 9 2508 07 47 30 08 02 30 =1508+572 04 15 07 11.7 728.9-10.9 -11.8 900 2623 07 47 31 08 02 45 J1510+5702 04 15 22 11.7 728.9-10.9 -11.9 9 2623 08 02 45 08 17 45 =1508+572 04 30 25 12.2 731.0-10.7 -14.6 900 2738 08 02 46 08 18 25 3C454.3 04 31 05 15.4 637.9 5.6 48.1 -78 2738 08 18 25 08 26 25 --- 04 39 06 14.0 639.3 5.7 47.9 402 2800 08 18 26 08 27 05 J1510+5702 04 39 46 12.5 732.2-10.5 -16.3 -78 2800 08 27 05 08 42 05 =1508+572 04 54 49 13.1 734.2-10.3 -19.0 822 2915 08 27 06 Schedule for ZELENCHK (Code Zc ) Page 4 EVN 22 GHz polarimetry observation of 3 high-z quasars 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 ---------------------------------------------------------------------------------------- --- Wed 13 Jun 2018 Day 164 --- 08 42 20 J1510+5702 04 55 04 13.1 734.3-10.3 -19.1 9 2915 08 42 20 08 57 20 =1508+572 05 10 06 13.8 736.2-10.0 -21.7 900 3031 08 42 21 08 57 35 J1510+5702 05 10 21 13.9 736.3-10.0 -21.8 9 3031 08 57 35 09 12 35 =1508+572 05 25 24 14.7 738.2 -9.8 -24.5 900 3146 08 57 36 09 12 50 J1510+5702 05 25 39 14.7 738.2 -9.7 -24.5 9 3146 09 12 50 09 27 50 =1508+572 05 40 41 15.6 740.2 -9.5 -27.2 900 3262 09 12 51 09 37 10 3C84 05 50 03 62.7 638.4 2.5 72.7 432 3262 09 37 10 09 47 10 --- 06 00 04 61.0 639.6 2.7 72.1 600 3338 09 37 11 09 47 50 J1510+5702 06 00 45 16.9 742.6 -9.2 -30.7 -88 3338 09 47 50 10 02 50 =1508+572 06 15 47 18.0 744.5 -8.9 -33.3 812 3454 09 47 51 10 03 05 J1510+5702 06 16 02 18.0 744.5 -8.9 -33.3 10 3454 10 03 05 10 18 05 =1508+572 06 31 05 19.2 746.3 -8.7 -35.9 900 3569 10 03 06 10 18 20 J1510+5702 06 31 20 19.2 746.3 -8.7 -36.0 10 3569 10 18 20 10 33 20 =1508+572 06 46 22 20.4 748.0 -8.4 -38.5 900 3685 10 18 21 10 33 35 J1510+5702 06 46 37 20.4 748.1 -8.4 -38.6 10 3685 10 33 35 10 48 35 =1508+572 07 01 40 21.7 749.8 -8.1 -41.1 900 3800 10 33 36 10 49 15 J1510+5702 07 02 20 21.8 749.8 -8.1 -41.2 34 3800 10 49 15 11 04 15 =1508+572 07 17 22 23.2 751.5 -7.9 -43.8 900 3915 10 49 16 11 04 30 J1510+5702 07 17 37 23.2 751.5 -7.9 -43.8 10 3915 11 04 30 11 19 30 =1508+572 07 32 40 24.7 753.1 -7.6 -46.3 900 4031 11 04 31 11 19 45 J1510+5702 07 32 55 24.7 753.1 -7.6 -46.3 10 4031 11 19 45 11 34 45 =1508+572 07 47 57 26.2 754.6 -7.4 -48.8 900 4146 11 19 46 11 35 00 J1510+5702 07 48 12 26.2 754.7 -7.4 -48.9 10 4146 11 35 00 11 50 00 =1508+572 08 03 15 27.8 756.1 -7.1 -51.4 900 4262 11 35 01 11 50 40 2007+777 08 03 55 31.7 719.9 12.0 0.2 -21 4262 11 50 40 12 00 00 --- 08 13 16 31.7 720.5-11.9 -1.8 539 4333 11 50 41 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess218.K1024 Matching groups in /home/guest/rmc/SCHED/sched11.4/catalogs/freq_RDBE.dat: kvzr_k Added by Des Small, 24 February 2012 Setup group: 2 Station: ZELENCHK 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= 21920.00 21920.00 21920.00 21920.00 21920.00 21920.00 21920.00 21920.00 21920.00 21920.00 21920.00 21920.00 21920.00 21920.00 21920.00 21920.00 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: 8 Setup file default. Used with PCAL = off LO sum= 22187.49 22187.49 22187.49 22187.49 22219.49 22219.49 22219.49 22219.49 22251.49 22251.49 22251.49 22251.49 22283.49 22283.49 22283.49 22283.49 BBC fr= 267.49 267.49 267.49 267.49 299.49 299.49 299.49 299.49 331.49 331.49 331.49 331.49 363.49 363.49 363.49 363.49 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: 8 9 10 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) * 3C84 03 16 29.567263 * 03 19 48.160094 03 20 59.225303 1.30 J0319+4130 41 19 51.91701 * 41 30 42.10413 41 34 22.77765 2.69 0316+413 /home/guest/rmc/SCHED/sched11.4/catalogs/sources.gsfc J0319+41 GSFC 2015a astro solution, unpublished 10208 observations. 1508+572 15 08 45.204537 * 15 10 02.922370 15 10 32.766911 0.03 * J1510+5702 57 14 02.08981 * 57 02 43.37598 56 58 51.43331 0.02 J1510+57 /home/guest/rmc/SCHED/sched11.4/catalogs/sources.gsfc GSFC 2015a astro solution, unpublished 2375 observations. * 2007+777 20 07 20.430197 * 20 05 30.998526 20 04 56.097504 0.03 J2005+7752 77 43 58.12302 * 77 52 43.24755 77 55 45.12728 0.01 J2005+77 /home/guest/rmc/SCHED/sched11.4/catalogs/sources.gsfc GSFC 2015a astro solution, unpublished 15597 observations. * 3C454.3 22 51 29.519738 * 22 53 57.747938 22 54 51.936629 0.67 J2253+1608 15 52 54.34810 * 16 08 53.56093 16 14 37.86185 0.70 2251+158 /home/guest/rmc/SCHED/sched11.4/catalogs/sources.gsfc J2253+16 GSFC 2015a astro solution, unpublished 40748 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 3C84 sess218.K1024 1 2 3 4 5 6 7 8 12 0.500 23.025 J1510+5702 sess218.K1024 1 2 3 4 5 6 7 8 12 8.000 603.394 2007+777 sess218.K1024 1 2 3 4 5 6 7 8 12 0.322 28.521 3C454.3 sess218.K1024 1 2 3 4 5 6 7 8 12 0.867 26.021 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) 3C84 31.9 J1510+5702 94.9 2007+777 76.3 3C454.3 90.6 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