COVER INFORMATION Station: MEDICINA (Code Mc ) 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 MEDICINA (Code Mc ) 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: 223.49 223.49 223.49 223.49 255.49 255.49 255.49 255.49 287.49 287.49 287.49 287.49 319.49 319.49 319.49 319.49 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 20 11 57 56.6 359.3 0.1 177.7 0 0 02 00 00 02 10 00 --- 20 21 59 56.5 358.4 0.3 174.5 600 77 02 00 01 02 11 00 3C454.3 20 22 59 47.4 479.3 -2.5 -40.4 -106 77 02 11 00 02 21 00 --- 20 33 01 48.9 482.1 -2.4 -39.0 494 155 02 11 01 02 21 40 J1510+5702 20 33 41 40.6 314.9 5.4 67.9 -186 155 02 21 40 02 36 40 =1508+572 20 48 43 38.7 316.0 5.6 65.4 714 271 02 21 41 02 36 55 J1510+5702 20 48 58 38.6 316.0 5.6 65.3 12 271 02 36 55 02 51 55 =1508+572 21 04 01 36.8 317.1 5.9 62.9 900 386 02 36 56 02 52 10 J1510+5702 21 04 16 36.8 317.2 5.9 62.8 12 386 02 52 10 03 07 10 =1508+572 21 19 18 35.0 318.4 6.1 60.4 900 502 02 52 11 03 07 25 J1510+5702 21 19 33 34.9 318.4 6.2 60.3 12 502 03 07 25 03 22 25 =1508+572 21 34 36 33.2 319.6 6.4 57.9 900 618 03 07 26 03 23 25 3C454.3 21 35 36 57.2 503.1 -1.3 -26.5 -190 618 03 23 25 03 33 25 --- 21 45 38 58.2 507.2 -1.2 -23.7 410 696 03 23 26 03 34 05 J1510+5702 21 46 18 31.8 680.7 6.6 56.0 -196 696 03 34 05 03 49 05 =1508+572 22 01 20 30.2 682.1 6.8 53.6 704 812 03 34 06 03 49 20 J1510+5702 22 01 35 30.1 682.1 6.9 53.5 12 812 03 49 20 04 04 20 =1508+572 22 16 38 28.5 683.5 7.1 51.1 900 927 03 49 21 04 04 35 J1510+5702 22 16 53 28.5 683.5 7.1 51.0 12 927 04 04 35 04 19 35 =1508+572 22 31 55 26.9 685.0 7.4 48.6 900 1043 04 04 36 04 19 50 J1510+5702 22 32 10 26.9 685.1 7.4 48.5 12 1043 04 19 50 04 34 50 =1508+572 22 47 13 25.4 686.6 7.6 46.1 900 1159 04 19 51 04 35 30 3C84 22 47 53 41.5 788.1 -4.6 -62.2 -100 1159 04 35 30 04 45 30 --- 22 57 55 43.2 789.3 -4.4 -63.1 500 1237 04 35 31 04 46 10 3C454.3 22 58 35 61.7 541.9 0.1 1.4 -291 1237 04 46 10 04 54 10 --- 23 06 36 61.6 545.9 0.2 4.4 189 1298 04 46 11 Schedule for MEDICINA (Code Mc ) 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 23 07 16 23.5 688.8 7.9 42.7 -155 1298 04 54 50 05 09 50 =1508+572 23 22 19 22.1 690.4 8.2 40.2 745 1414 04 54 51 05 10 05 J1510+5702 23 22 34 22.1 690.4 8.2 40.2 12 1414 05 10 05 05 25 05 =1508+572 23 37 36 20.8 692.2 8.5 37.7 900 1530 05 10 06 05 25 20 J1510+5702 23 37 51 20.8 692.2 8.5 37.6 12 1530 05 25 20 05 40 20 =1508+572 23 52 54 19.6 693.9 8.7 35.1 900 1646 05 25 21 05 40 35 J1510+5702 23 53 09 19.6 694.0 8.7 35.0 12 1646 05 40 35 05 55 35 =1508+572 00 08 11 18.4 695.8 9.0 32.5 900 1762 05 40 36 05 56 15 3C454.3 00 08 51 57.7 574.8 1.2 25.0 -124 1762 05 56 15 06 04 15 --- 00 16 52 56.9 578.0 1.4 27.2 356 1824 05 56 16 06 04 55 J1510+5702 00 17 33 17.8 696.9 9.1 30.9 -123 1824 06 04 55 06 19 55 =1508+572 00 32 35 16.7 698.8 9.4 28.3 777 1940 06 04 56 06 20 10 J1510+5702 00 32 50 16.7 698.8 9.4 28.2 12 1940 06 20 10 06 35 10 =1508+572 00 47 53 15.8 700.7 9.6 25.6 900 2056 06 20 11 06 35 25 J1510+5702 00 48 08 15.8 700.8 9.6 25.6 12 2056 06 35 25 06 50 25 =1508+572 01 03 10 14.9 702.7 9.9 22.9 900 2172 06 35 26 06 50 40 J1510+5702 01 03 25 14.9 702.7 9.9 22.9 12 2172 06 50 40 07 05 40 =1508+572 01 18 28 14.2 704.7 10.1 20.2 900 2288 06 50 41 07 06 20 3C84 01 19 08 67.7 806.8 -2.0 -72.1 -100 2288 07 06 20 07 16 20 --- 01 29 09 69.5 808.4 -1.9 -72.3 500 2365 07 06 21 07 17 00 J1510+5702 01 29 49 13.7 706.2 10.3 18.2 -100 2365 07 17 00 07 32 00 =1508+572 01 44 52 13.1 708.2 10.6 15.5 800 2481 07 17 01 07 32 15 J1510+5702 01 45 07 13.1 708.2 10.6 15.5 12 2481 07 32 15 07 47 15 =1508+572 02 00 09 12.6 710.3 10.8 12.8 900 2597 07 32 16 07 47 30 J1510+5702 02 00 24 12.6 710.3 10.8 12.7 12 2597 07 47 30 08 02 30 =1508+572 02 15 27 12.2 712.4 11.1 10.0 900 2713 07 47 31 08 02 45 J1510+5702 02 15 42 12.1 712.4 11.1 10.0 12 2713 08 02 45 08 17 45 =1508+572 02 30 44 11.8 714.5 11.3 7.2 900 2829 08 02 46 08 18 25 3C454.3 02 31 24 36.7 615.9 3.6 46.1 -95 2829 08 18 25 08 26 25 --- 02 39 26 35.3 617.6 3.7 46.5 385 2891 08 18 26 Schedule for MEDICINA (Code Mc ) 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 27 05 J1510+5702 02 40 06 11.7 715.8 11.5 5.5 -95 2891 08 27 05 08 42 05 =1508+572 02 55 08 11.6 717.9 11.7 2.8 805 3007 08 27 06 08 42 20 J1510+5702 02 55 23 11.6 717.9 11.7 2.8 12 3007 08 42 20 08 57 20 =1508+572 03 10 26 11.5 720.0 12.0 0.0 900 3123 08 42 21 08 57 35 J1510+5702 03 10 41 11.5 720.0-12.0 -0.0 12 3123 08 57 35 09 12 35 =1508+572 03 25 43 11.6 722.1-11.7 -2.8 900 3239 08 57 36 09 12 50 J1510+5702 03 25 58 11.6 722.1-11.7 -2.8 12 3239 09 12 50 09 27 50 =1508+572 03 41 01 11.7 724.2-11.5 -5.5 900 3354 09 12 51 09 28 30 3C454.3 03 41 41 24.3 629.3 4.8 48.0 -90 3354 09 28 30 09 36 30 --- 03 49 42 22.8 630.7 4.9 48.0 390 3416 09 28 31 09 37 10 3C84 03 50 22 83.9 603.8 0.5 58.8 -86 3416 09 37 10 09 47 10 --- 04 00 24 82.2 611.2 0.7 64.4 514 3494 09 37 11 09 47 50 J1510+5702 04 01 04 12.1 727.0-11.2 -9.2 -119 3494 09 47 50 10 02 50 =1508+572 04 16 07 12.4 729.1-10.9 -11.9 781 3610 09 47 51 10 03 05 J1510+5702 04 16 22 12.4 729.1-10.9 -11.9 12 3610 10 03 05 10 18 05 =1508+572 04 31 24 12.9 731.1-10.7 -14.6 900 3725 10 03 06 10 18 20 J1510+5702 04 31 39 12.9 731.2-10.6 -14.7 12 3725 10 18 20 10 33 20 =1508+572 04 46 42 13.5 733.2-10.4 -17.4 900 3841 10 18 21 10 33 35 J1510+5702 04 46 57 13.5 733.2-10.4 -17.4 12 3841 10 33 35 10 48 35 =1508+572 05 01 59 14.1 735.2-10.1 -20.1 900 3957 10 33 36 10 49 15 J1510+5702 05 02 39 14.2 735.3-10.1 -20.2 37 3957 10 49 15 11 04 15 =1508+572 05 17 42 14.9 737.3 -9.9 -22.9 900 4073 10 49 16 11 04 30 J1510+5702 05 17 57 14.9 737.3 -9.9 -22.9 12 4073 11 04 30 11 19 30 =1508+572 05 32 59 15.8 739.3 -9.6 -25.6 900 4189 11 04 31 11 19 45 J1510+5702 05 33 14 15.8 739.3 -9.6 -25.6 12 4189 11 19 45 11 34 45 =1508+572 05 48 17 16.7 741.2 -9.4 -28.2 900 4305 11 19 46 11 35 00 J1510+5702 05 48 32 16.7 741.2 -9.4 -28.3 12 4305 11 35 00 11 50 00 =1508+572 06 03 34 17.8 743.1 -9.1 -30.9 900 4421 11 35 01 11 50 40 2007+777 06 04 14 33.8 712.7 10.0 25.6 -4 4421 11 50 40 12 00 00 --- 06 13 36 33.6 713.3 10.1 23.6 556 4493 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: 7 Station: MEDICINA Total bit rate: 1024 Format: VDIF Bits per sample: 2 Sample rate: 32.000 Number of channels: 16 DBE type: DBBC_DDC Speedup factor: 1.00 Disk used to record data. 1st LO= 21964.00 21964.00 21964.00 21964.00 21964.00 21964.00 21964.00 21964.00 21964.00 21964.00 21964.00 21964.00 21964.00 21964.00 21964.00 21964.00 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= 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= 223.49 223.49 223.49 223.49 255.49 255.49 255.49 255.49 287.49 287.49 287.49 287.49 319.49 319.49 319.49 319.49 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: 3 11 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) * 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