COVER INFORMATION Station: KVNYS (Code Ky ) 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 KVNYS (Code Ky ) 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: 8937.49 8937.49 8937.49 8937.49 8969.49 8969.49 8969.49 8969.49 9001.49 9001.49 9001.49 9001.49 9033.49 9033.49 9033.49 9033.49 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 03 53 08 31.4 -12.6 7.8 55.8 0 0 02 00 00 02 10 00 --- 04 03 10 31.0 -12.2 8.0 53.5 600 77 02 00 01 02 11 00 3C454.3 04 04 10 19.7 -84.3 5.2 55.2 33 77 02 11 00 02 21 00 --- 04 14 11 17.8 -82.9 5.3 55.0 600 154 02 11 01 02 21 40 J1510+5702 04 14 51 5.5 8.7-10.9 H -12.7 6 154 02 21 40 02 36 40 =1508+572 04 29 54 6.0 10.7-10.7 H -15.7 0 269 02 21 41 02 36 55 J1510+5702 04 30 09 6.0 10.7-10.7 H -15.7 13 269 02 36 55 02 51 55 =1508+572 04 45 11 6.6 12.7-10.4 H -18.7 0 385 02 36 56 02 52 10 J1510+5702 04 45 26 6.6 12.8-10.4 H -18.7 13 385 02 52 10 03 07 10 =1508+572 05 00 29 7.4 14.7-10.2 H -21.6 0 500 02 52 11 03 07 25 J1510+5702 05 00 44 7.4 14.7-10.2 H -21.7 13 500 03 07 25 03 22 25 =1508+572 05 15 46 8.2 16.6 -9.9 H -24.6 0 615 03 07 26 03 23 25 3C454.3 05 16 47 5.6 -73.8 6.4 52.5 26 615 03 23 25 03 33 25 --- 05 26 48 3.7 -72.3 6.5 D 51.9 0 692 03 23 26 03 34 05 J1510+5702 05 27 28 8.9 18.1 -9.7 -26.8 6 692 03 34 05 03 49 05 =1508+572 05 42 31 9.8 19.9 -9.5 -29.7 900 808 03 34 06 03 49 20 J1510+5702 05 42 46 9.9 19.9 -9.5 -29.7 13 808 03 49 20 04 04 20 =1508+572 05 57 48 10.9 21.7 -9.2 -32.6 900 923 03 49 21 04 04 35 J1510+5702 05 58 03 10.9 21.7 -9.2 -32.6 13 923 04 04 35 04 19 35 =1508+572 06 13 06 12.1 23.5 -9.0 -35.4 900 1038 04 04 36 04 19 50 J1510+5702 06 13 21 12.1 23.5 -9.0 -35.5 13 1038 04 19 50 04 34 50 =1508+572 06 28 23 13.3 25.2 -8.7 -38.2 900 1154 04 19 51 04 35 30 3C84 06 29 03 54.0 -68.5 3.1 80.5 5 1154 04 35 30 04 45 30 --- 06 39 05 52.1 -68.0 3.3 79.2 600 1231 04 35 31 04 54 50 J1510+5702 06 48 27 15.1 27.3 -8.4 -41.9 525 1231 04 54 50 05 09 50 =1508+572 07 03 29 16.5 28.9 -8.1 -44.7 900 1346 04 54 51 Schedule for KVNYS (Code Ky ) 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 --- 05 10 05 J1510+5702 07 03 44 16.5 28.9 -8.1 -44.7 13 1346 05 10 05 05 25 05 =1508+572 07 18 47 18.0 30.4 -7.9 -47.4 900 1462 05 10 06 05 25 20 J1510+5702 07 19 02 18.0 30.4 -7.9 -47.5 13 1462 05 25 20 05 40 20 =1508+572 07 34 04 19.6 31.9 -7.6 -50.2 900 1577 05 25 21 05 40 35 J1510+5702 07 34 19 19.6 31.9 -7.6 -50.2 13 1577 05 40 35 05 55 35 =1508+572 07 49 22 21.2 33.2 -7.4 -52.9 900 1692 05 40 36 06 04 55 J1510+5702 07 58 43 22.2 34.1 -7.2 -54.5 558 1692 06 04 55 06 19 55 =1508+572 08 13 46 23.9 35.3 -6.9 -57.2 900 1808 06 04 56 06 20 10 J1510+5702 08 14 01 23.9 35.3 -6.9 -57.2 13 1808 06 20 10 06 35 10 =1508+572 08 29 03 25.7 36.5 -6.7 -59.9 900 1923 06 20 11 06 35 25 J1510+5702 08 29 18 25.7 36.5 -6.7 -59.9 13 1923 06 35 25 06 50 25 =1508+572 08 44 21 27.5 37.6 -6.4 -62.6 900 2038 06 35 26 06 50 40 J1510+5702 08 44 36 27.5 37.6 -6.4 -62.7 13 2038 06 50 40 07 05 40 =1508+572 08 59 38 29.4 38.7 -6.2 -65.3 900 2154 06 50 41 07 06 20 3C84 09 00 18 27.3 -56.9 5.7 62.6 5 2154 07 06 20 07 16 20 --- 09 10 20 25.6 -56.0 5.8 61.4 600 2231 07 06 21 07 17 00 J1510+5702 09 11 00 30.8 39.4 -6.0 -67.3 5 2231 07 17 00 07 32 00 =1508+572 09 26 02 32.7 40.3 -5.7 -70.0 900 2346 07 17 01 07 32 15 J1510+5702 09 26 17 32.7 40.3 -5.7 -70.1 13 2346 07 32 15 07 47 15 =1508+572 09 41 20 34.7 41.0 -5.5 -72.8 900 2462 07 32 16 07 47 30 J1510+5702 09 41 35 34.7 41.1 -5.5 -72.8 13 2462 07 47 30 08 02 30 =1508+572 09 56 37 36.7 41.7 -5.2 -75.6 900 2577 07 47 31 08 02 45 J1510+5702 09 56 52 36.7 41.8 -5.2 -75.6 13 2577 08 02 45 08 17 45 =1508+572 10 11 55 38.7 42.3 -5.0 -78.4 900 2692 08 02 46 08 27 05 J1510+5702 10 21 16 40.0 42.6 -4.8 -80.2 558 2692 08 27 05 08 42 05 =1508+572 10 36 19 42.0 43.0 -4.6 -83.1 900 2808 08 27 06 08 42 20 J1510+5702 10 36 34 42.0 43.0 -4.6 -83.2 13 2808 08 42 20 08 57 20 =1508+572 10 51 36 44.1 43.3 -4.3 -86.1 900 2923 08 42 21 08 57 35 J1510+5702 10 51 51 44.1 43.3 -4.3 -86.2 13 2923 08 57 35 09 12 35 =1508+572 11 06 54 46.2 43.4 -4.1 -89.2 900 3038 08 57 36 Schedule for KVNYS (Code Ky ) 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 --- 09 12 50 J1510+5702 11 07 09 46.2 43.4 -4.1 -89.3 13 3038 09 12 50 09 27 50 =1508+572 11 22 11 48.2 43.4 -3.8 -92.5 900 3154 09 12 51 09 47 50 J1510+5702 11 42 15 51.0 43.0 -3.5 -97.0 1198 3154 09 47 50 10 02 50 =1508+572 11 57 17 53.0 42.5 -3.2 -100.5 900 3269 09 47 51 10 03 05 J1510+5702 11 57 32 53.0 42.5 -3.2 -100.6 13 3269 10 03 05 10 18 05 =1508+572 12 12 35 55.0 41.8 -3.0 -104.3 900 3385 10 03 06 10 18 20 J1510+5702 12 12 50 55.0 41.7 -3.0 -104.4 13 3385 10 18 20 10 33 20 =1508+572 12 27 52 57.0 40.7 -2.7 -108.4 900 3500 10 18 21 10 33 35 J1510+5702 12 28 07 57.0 40.7 -2.7 -108.5 13 3500 10 33 35 10 48 35 =1508+572 12 43 10 59.0 39.3 -2.5 -112.8 900 3615 10 33 36 10 49 15 J1510+5702 12 43 50 59.0 39.3 -2.4 -113.0 38 3615 10 49 15 11 04 15 =1508+572 12 58 52 60.9 37.5 -2.2 -117.7 900 3731 10 49 16 11 04 30 J1510+5702 12 59 07 60.9 37.5 -2.2 -117.7 13 3731 11 04 30 11 19 30 =1508+572 13 14 10 62.7 35.3 -1.9 -122.8 900 3846 11 04 31 11 19 45 J1510+5702 13 14 25 62.7 35.3 -1.9 -122.9 13 3846 11 19 45 11 34 45 =1508+572 13 29 27 64.4 32.6 -1.7 -128.5 900 3962 11 19 46 11 35 00 J1510+5702 13 29 42 64.4 32.5 -1.7 -128.6 13 3962 11 35 00 11 50 00 =1508+572 13 44 45 66.0 29.3 -1.4 -134.7 900 4077 11 35 01 11 50 40 2007+777 13 45 25 35.6 14.8 -6.3 -76.2 27 4077 11 50 40 12 00 00 --- 13 54 46 36.1 15.0 -6.2 -78.4 560 4149 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 --- 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: KVNYS 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= 13250.00 13250.00 13250.00 13250.00 13250.00 13250.00 13250.00 13250.00 13250.00 13250.00 13250.00 13250.00 13250.00 13250.00 13250.00 13250.00 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 = 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 BBC SB= L L U U L L U U L L U U L L U U IF = D C D C D C D C D C D C D C D C The following frequency sets based on these setups were used. Frequency Set: 12 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= 8937.49 8937.49 8937.49 8937.49 8969.49 8969.49 8969.49 8969.49 9001.49 9001.49 9001.49 9001.49 9033.49 9033.49 9033.49 9033.49 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: 12 13 14 Track assignments are: track1= 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30, 32 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