COVER INFORMATION Station: JODRELL2 (Code Jb ) Experiment: EVN 22 GHz polarimetry observation of 3 high-z quasars Exp. Code: EZ028B 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 JODRELL2 (Code Jb ) 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 ---------------------------------------------------------------------------------------- --- Sun 10 Jun 2018 Day 161 --- 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: 836.51 836.51 836.51 836.51 804.51 804.51 804.51 804.51 772.51 772.51 772.51 772.51 740.51 740.51 740.51 740.51 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 16 00 00 3C345 09 06 37 18.9 47.8 -7.6 -35.2 0 0 16 00 00 16 10 00 --- 09 16 39 20.0 49.4 -7.4 -36.3 600 77 16 00 01 16 11 00 J1638+5720 09 17 39 34.2 37.8 -7.3 -42.8 0 77 16 11 00 16 17 00 =1637+574 09 23 40 34.8 38.5 -7.2 -43.6 360 124 16 11 01 16 17 40 NGC6251 09 24 20 50.5 11.3 -7.1 -64.5 -64 124 16 17 40 16 26 40 --- 09 33 22 50.8 11.5 -7.0 -66.5 476 193 16 17 41 16 27 20 J1551+5806 09 34 02 40.9 44.2 -6.3 -52.1 -81 193 16 27 20 16 36 20 =1550+582 09 43 03 41.8 45.2 -6.2 -53.4 459 263 16 27 21 16 37 00 J1606+3124 09 43 44 21.4 65.9 -6.4 -39.8 -45 263 16 37 00 16 52 00 =1604+315 09 58 46 23.5 68.5 -6.1 -40.7 855 379 16 37 01 16 52 15 J1606+3124 09 59 01 23.5 68.6 -6.1 -40.7 11 379 16 52 15 17 07 15 =1604+315 10 14 03 25.7 71.2 -5.9 -41.6 900 495 16 52 16 17 07 30 J1606+3124 10 14 19 25.7 71.3 -5.9 -41.6 11 495 17 07 30 17 22 30 =1604+315 10 29 21 27.8 73.9 -5.6 -42.3 900 611 17 07 31 17 22 45 J1606+3124 10 29 36 27.9 74.0 -5.6 -42.4 11 611 17 22 45 17 37 45 =1604+315 10 44 39 30.1 76.7 -5.4 -43.0 900 727 17 22 46 17 38 25 J1638+5720 10 45 19 43.1 47.7 -5.9 -55.1 -69 727 17 38 25 17 44 25 =1637+574 10 51 20 43.8 48.3 -5.8 -55.9 291 773 17 38 26 17 45 05 J1606+3124 10 52 00 31.1 78.0 -5.2 -43.3 -72 773 17 45 05 18 00 05 =1604+315 11 07 02 33.3 80.8 -5.0 -43.8 828 889 17 45 06 18 00 20 J1606+3124 11 07 17 33.4 80.8 -5.0 -43.8 11 889 18 00 20 18 15 20 =1604+315 11 22 20 35.6 83.6 -4.7 -44.2 900 1005 18 00 21 18 15 35 J1606+3124 11 22 35 35.6 83.7 -4.7 -44.2 11 1005 18 15 35 18 30 35 =1604+315 11 37 37 37.9 86.5 -4.5 -44.4 900 1121 18 15 36 18 30 50 J1606+3124 11 37 52 37.9 86.6 -4.5 -44.4 11 1121 18 30 50 18 45 50 =1604+315 11 52 55 40.2 89.5 -4.2 -44.5 900 1237 18 30 51 Schedule for JODRELL2 (Code Jb ) 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 ---------------------------------------------------------------------------------------- --- Sun 10 Jun 2018 Day 161 --- 18 46 30 J1638+5720 11 53 35 51.1 54.5 -4.8 -64.5 -87 1237 18 46 30 18 52 30 =1637+574 11 59 36 51.8 55.1 -4.7 -65.3 273 1283 18 46 31 18 53 10 J1606+3124 12 00 16 41.3 91.0 -4.1 -44.5 -92 1283 18 53 10 19 08 10 =1604+315 12 15 18 43.5 94.1 -3.9 -44.4 808 1399 18 53 11 19 08 25 J1606+3124 12 15 33 43.6 94.2 -3.9 -44.4 11 1399 19 08 25 19 23 25 =1604+315 12 30 36 45.8 97.4 -3.6 -44.0 900 1515 19 08 26 19 23 40 J1606+3124 12 30 51 45.8 97.5 -3.6 -44.0 11 1515 19 23 40 19 38 40 =1604+315 12 45 53 48.1 100.9 -3.3 -43.5 900 1631 19 23 41 19 38 55 J1606+3124 12 46 08 48.1 100.9 -3.3 -43.5 11 1631 19 38 55 19 53 55 =1604+315 13 01 11 50.3 104.5 -3.1 -42.7 900 1747 19 38 56 19 54 35 J1638+5720 13 01 51 59.7 60.2 -3.6 -74.1 -115 1747 19 54 35 20 00 35 =1637+574 13 07 52 60.5 60.7 -3.5 -75.0 245 1793 19 54 36 20 01 15 3C345 13 08 32 51.7 88.2 -3.6 -51.1 -66 1793 20 01 15 20 09 15 --- 13 16 33 52.9 89.8 -3.5 -51.2 414 1855 20 01 16 20 09 55 J1551+5806 13 17 13 67.9 61.8 -2.6 -85.8 -67 1855 20 09 55 20 18 55 =1550+582 13 26 15 69.1 62.0 -2.4 -87.5 473 1925 20 09 56 20 19 35 J1606+3124 13 26 55 54.0 111.2 -2.7 -40.8 -132 1925 20 19 35 20 34 35 =1604+315 13 41 58 56.0 115.5 -2.4 -39.3 768 2040 20 19 36 20 34 50 J1606+3124 13 42 13 56.1 115.5 -2.4 -39.2 11 2040 20 34 50 20 49 50 =1604+315 13 57 15 58.0 120.2 -2.2 -37.3 900 2156 20 34 51 20 50 05 J1606+3124 13 57 30 58.1 120.2 -2.2 -37.3 11 2156 20 50 05 21 05 05 =1604+315 14 12 33 60.0 125.3 -1.9 -34.9 900 2272 20 50 06 21 05 20 J1606+3124 14 12 48 60.0 125.4 -1.9 -34.9 10 2272 21 05 20 21 20 20 =1604+315 14 27 50 61.8 130.9 -1.7 -32.0 900 2388 21 05 21 21 20 35 J1606+3124 14 28 05 61.8 131.0 -1.6 -32.0 10 2388 21 20 35 21 35 35 =1604+315 14 43 08 63.4 137.0 -1.4 -28.6 900 2504 21 20 36 21 36 15 J1638+5720 14 43 48 73.3 64.4 -1.9 -91.8 -201 2504 21 36 15 21 42 15 =1637+574 14 49 49 74.1 64.3 -1.8 -93.2 159 2551 21 36 16 21 42 55 2007+777 14 50 29 53.9 20.4 -5.2 -84.9 -115 2551 21 42 55 21 52 55 --- 15 00 30 54.4 20.4 -5.1 -87.3 485 2628 21 42 56 Schedule for JODRELL2 (Code Jb ) 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 ---------------------------------------------------------------------------------------- --- Sun 10 Jun 2018 Day 161 --- 21 53 35 J1606+3124 15 01 11 65.1 145.0 -1.1 -23.7 -365 2628 21 53 35 22 08 35 =1604+315 15 16 13 66.3 152.2 -0.8 -19.1 535 2744 21 53 36 22 08 50 J1606+3124 15 16 28 66.3 152.4 -0.8 -19.0 10 2744 22 08 50 22 23 50 =1604+315 15 31 30 67.2 160.2 -0.6 -13.7 900 2860 22 08 51 22 24 05 J1606+3124 15 31 46 67.2 160.3 -0.6 -13.7 9 2860 22 24 05 22 39 05 =1604+315 15 46 48 67.8 168.6 -0.3 -8.0 900 2976 22 24 06 22 39 20 J1606+3124 15 47 03 67.8 168.7 -0.3 -7.9 9 2976 22 39 20 22 54 20 =1604+315 16 02 06 68.1 177.3 -0.1 -1.9 900 3092 22 39 21 22 54 35 J1606+3124 16 02 21 68.1 177.4 -0.1 -1.8 9 3092 22 54 35 23 04 35 =1604+315 16 12 22 68.1 183.1 0.1 2.2 600 3169 22 54 36 23 11 55 NGC6251 16 19 43 60.7 0.7 -0.2 -176.6 -130 3169 23 11 55 23 20 55 --- 16 28 45 60.7 0.1 -0.0 -179.4 410 3239 23 11 56 23 21 35 2007+777 16 29 25 59.0 19.1 -3.6 -110.2 -40 3239 23 21 35 23 30 00 --- 16 37 51 59.4 18.8 -3.5 -112.5 465 3304 23 21 36 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: 5 Station: JODRELL2 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= 23024.00 23024.00 23024.00 23024.00 23024.00 23024.00 23024.00 23024.00 23024.00 23024.00 23024.00 23024.00 23024.00 23024.00 23024.00 23024.00 Net SB= L L U U L L U U L L U U L L U U IF SB = L L L L L L L L L L L L L L L L 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= U U L L U U L L U U L L U U L L IF = A1 B1 A1 B1 A1 B1 A1 B1 A1 B1 A1 B1 A1 B1 A1 B1 The following frequency sets based on these setups were used. Frequency Set: 2 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= 836.51 836.51 836.51 836.51 804.51 804.51 804.51 804.51 772.51 772.51 772.51 772.51 740.51 740.51 740.51 740.51 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: 2 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) 1550+582 15 50 55.603824 * 15 51 58.207817 15 52 22.985369 0.36 * J1551+5806 58 15 37.33536 * 58 06 44.45452 58 03 42.77975 0.17 J1551+58 /home/guest/rmc/SCHED/sched11.4/catalogs/sources.gsfc GSFC 2015a astro solution, unpublished 70 observations. 1604+315 16 04 10.611573 * 16 06 08.518391 16 06 52.689574 0.13 * J1606+3124 31 32 47.72189 * 31 24 46.45788 31 22 01.06899 0.18 J1606+31 /home/guest/rmc/SCHED/sched11.4/catalogs/sources.gsfc GSFC 2015a astro solution, unpublished 160 observations. * NGC6251 16 37 56.926932 * 16 32 31.969899 16 30 45.501850 0.09 J1632+8232 82 38 18.49830 * 82 32 16.39995 82 30 09.34877 0.01 1637+826 /home/guest/rmc/SCHED/sched11.4/catalogs/sources.gsfc J1632+82 GSFC 2015a astro solution, unpublished 6251 observations. 1637+574 16 37 17.425183 * 16 38 13.456298 16 38 36.053043 0.02 * J1638+5720 57 26 15.76131 * 57 20 23.97903 57 18 25.26902 0.01 J1638+57 /home/guest/rmc/SCHED/sched11.4/catalogs/sources.gsfc GSFC 2015a astro solution, unpublished 9070 observations. * 3C345 16 41 17.606228 * 16 42 58.809966 16 43 37.158567 0.76 J1642+3948 39 54 10.81496 * 39 48 36.99402 39 46 44.27768 0.52 1641+399 /home/guest/rmc/SCHED/sched11.4/catalogs/sources.gsfc J1642+39 GSFC 2015a astro solution, unpublished 53430 observations. * 2007+777 20 07 20.430197 * 20 05 30.998526 20 04 55.941753 0.03 J2005+7752 77 43 58.12302 * 77 52 43.24755 77 55 44.31481 0.01 J2005+77 /home/guest/rmc/SCHED/sched11.4/catalogs/sources.gsfc GSFC 2015a astro solution, unpublished 15597 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 J1551+5806 sess218.K1024 1 2 3 4 5 6 7 8 12 0.300 21.672 J1606+3124 sess218.K1024 1 2 3 4 5 6 7 8 12 5.417 432.862 NGC6251 sess218.K1024 1 2 3 4 5 6 7 8 12 0.300 23.500 J1638+5720 sess218.K1024 1 2 3 4 5 6 7 8 12 0.600 40.728 3C345 sess218.K1024 1 2 3 4 5 6 7 8 12 0.300 24.804 2007+777 sess218.K1024 1 2 3 4 5 6 7 8 12 0.307 24.599 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) J1551+5806 97.0 J1606+3124 123.1 NGC6251 74.3 J1638+5720 99.3 3C345 116.7 2007+777 76.1 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