COVER INFORMATION Station: SHANGHAI (Code Sh ) Experiment: EVN + eMERLIN observation of M87 EH031 (Hada) Exp. Code: EH031 Schedule Version: 2.00 Processed by SCHED version: 11.20 Release of Jan. 22, 2014 - update 1 PI: Kazuhiro Hada Address: INAF-IRA Via Gobetti 101 40129 Bologna Italy Phone: +39 051 6399414 EMAIL: hada@ira.inaf.it Fax: Phone during observation: Observing mode: Notes: Schedule for SHANGHAI (Code Sh ) Page 2 EVN + eMERLIN observation of M87 EH031 (Hada) 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 3 Jun 2014 Day 154 --- Next scan frequencies: 1610.49 1610.49 1610.49 1610.49 1642.49 1642.49 1642.49 1642.49 1674.49 1674.49 1674.49 1674.49 1706.49 1706.49 1706.49 1706.49 Next BBC frequencies: 689.51 689.51 689.51 689.51 657.51 657.51 657.51 657.51 625.51 625.51 625.51 625.51 593.51 593.51 593.51 593.51 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 14 00 00 M87 14 52 35 52.5 247.9 2.4 54.3 0 0 14 00 00 14 05 00 --- 14 57 36 51.5 249.0 2.4 54.9 300 38 14 00 01 14 05 40 M87 14 58 16 51.4 249.2 2.4 55.0 38 38 14 05 40 14 20 00 --- 15 12 39 48.5 252.2 2.7 56.6 860 149 14 05 41 14 20 40 M87 15 13 19 48.3 252.4 2.7 56.6 38 149 14 20 40 14 35 00 --- 15 27 41 45.4 255.1 2.9 57.9 860 259 14 20 41 14 36 00 M84 15 28 41 44.2 256.9 3.0 58.8 54 259 14 36 00 14 40 00 --- 15 32 42 43.4 257.6 3.1 59.1 240 290 14 36 01 14 42 00 3C286 15 34 42 63.7 276.6 2.0 80.6 82 290 14 42 00 14 45 00 --- 15 37 43 63.0 276.8 2.1 80.4 180 313 14 42 01 14 47 00 OQ208 15 39 43 69.9 268.1 1.5 76.6 104 313 14 47 00 14 50 00 --- 15 42 44 69.2 268.6 1.6 76.7 180 336 14 47 01 14 50 00 4C39.25 15 42 44 16.4 306.0 6.2 63.0 -93 336 No stop 15 00 00 --- 15 52 45 14.7 307.0 6.4 61.6 507 413 14 50 01 15 03 00 M87 15 55 46 39.5 259.9 3.4 59.7 129 413 15 03 00 15 06 00 --- 15 58 46 38.9 260.4 3.5 59.8 180 436 15 03 01 15 06 40 M87 15 59 26 38.7 260.5 3.5 59.8 38 436 15 06 40 15 13 00 --- 16 05 47 37.4 261.5 3.6 60.1 380 485 15 06 41 15 13 40 M87 16 06 27 37.2 261.6 3.6 60.1 38 485 15 13 40 15 27 00 --- 16 19 50 34.4 263.6 3.8 60.6 800 587 15 13 41 15 27 40 M87 16 20 30 34.3 263.7 3.8 60.6 38 587 15 27 40 15 41 00 --- 16 33 52 31.4 265.6 4.0 60.9 800 690 15 27 41 15 41 40 M87 16 34 32 31.3 265.7 4.0 60.9 38 690 15 41 40 15 55 00 --- 16 47 54 28.4 267.5 4.3 61.1 800 792 15 41 41 15 56 00 M84 16 48 54 27.2 268.9 4.4 61.4 54 792 15 56 00 16 00 00 --- 16 52 55 26.3 269.4 4.5 61.4 240 823 15 56 01 Schedule for SHANGHAI (Code Sh ) Page 3 EVN + eMERLIN observation of M87 EH031 (Hada) 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 3 Jun 2014 Day 154 --- 16 01 00 M87 16 53 55 27.1 268.3 4.4 61.2 54 823 16 01 00 16 10 00 --- 17 02 57 25.2 269.5 4.5 61.2 540 892 16 01 01 16 10 40 M87 17 03 37 25.0 269.6 4.5 61.2 38 892 16 10 40 16 22 00 --- 17 14 59 22.6 271.1 4.7 61.2 680 979 16 10 41 16 22 40 M87 17 15 39 22.5 271.1 4.7 61.2 38 979 16 22 40 16 34 00 --- 17 27 01 20.0 272.6 4.9 61.1 680 1067 16 22 41 16 34 40 M87 17 27 41 19.9 272.7 4.9 61.1 38 1067 16 34 40 16 46 00 --- 17 39 03 17.5 274.1 5.1 61.0 680 1154 16 34 41 16 47 00 M84 17 40 03 16.3 275.4 5.2 61.0 54 1154 16 47 00 16 50 00 --- 17 43 03 15.6 275.7 5.3 60.9 180 1177 16 47 01 16 52 30 3C286 17 45 34 36.3 286.9 4.2 71.8 111 1177 16 52 30 16 55 30 --- 17 48 34 35.7 287.2 4.3 71.6 180 1200 16 52 31 16 57 00 OQ208 17 50 04 42.2 281.7 3.7 72.4 75 1200 16 57 00 17 00 00 --- 17 53 05 41.5 282.0 3.8 72.2 180 1223 16 57 01 17 03 00 M87 17 56 05 13.8 276.2 5.4 60.6 130 1223 17 03 00 17 13 00 --- 18 06 07 11.7 277.4 5.6 60.4 600 1300 17 03 01 17 13 40 M87 18 06 47 11.6 277.5 5.6 60.3 38 1300 17 13 40 17 25 00 --- 18 18 09 9.2 278.9 5.8 60.0 680 1387 17 13 41 17 26 00 M84 18 19 09 8.0 280.2 5.9 59.8 54 1387 17 26 00 17 30 00 --- 18 23 10 7.1 280.7 6.0 59.6 240 1418 17 26 01 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess214.L1024 Matching groups in /Users/hada/sched_11.2/catalogs/freq.dat: sh18cm Huang Xinyong 27Sept05 ****** Only 244.98 of 256.00 MHz total bandwidth is within the IFs in the setup file before any FREQ or DOPPLER shifts. Setup group: 3 Station: SHANGHAI 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= 2300.00 2300.00 2300.00 2300.00 2300.00 2300.00 2300.00 2300.00 2300.00 2300.00 2300.00 2300.00 2300.00 2300.00 2300.00 2300.00 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 2 1 2 3 4 3 4 5 6 5 6 7 8 7 8 BBC SB= U U L L U U L L U U L L U U L L IF = C A C A C A C A C A C A C A C A The following frequency sets based on these setups were used. Frequency Set: 7 Setup file default. Used with PCAL = off LO sum= 1610.49 1610.49 1610.49 1610.49 1642.49 1642.49 1642.49 1642.49 1674.49 1674.49 1674.49 1674.49 1706.49 1706.49 1706.49 1706.49 BBC fr= 689.51 689.51 689.51 689.51 657.51 657.51 657.51 657.51 625.51 625.51 625.51 625.51 593.51 593.51 593.51 593.51 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: 7 Track assignments are: track1= 2, 4, 18, 20, 6, 8, 22, 24, 10, 12, 26, 28, 14, 16, 30, 32 barrel=roll_off POSITIONS OF SOURCES USED IN RECORDING SCANS Source Source position (RA/Dec) Error (B1950) (J2000) (Date) (mas) J0927+3902 09 23 55.319217 * 09 27 03.013938 09 27 56.511984 0.13 0923+392 39 15 23.56637 * 39 02 20.85177 38 58 35.66840 0.10 * 4C39.25 /Users/hada/sched_11.2/catalogs/sources.vlba J0927+39 rfc_2012b Petrov, 2012, unpublished 239566 observations * J1118+1234 11 16 20.775213 * 11 18 57.301435 11 19 42.864220 0.10 1116+128 12 51 06.68995 * 12 34 41.71795 12 29 54.85266 0.11 J1118+12 /Users/hada/sched_11.2/catalogs/sources.vlba rfc_2012b Petrov, 2012, unpublished 2556 observations J1225+1253 12 22 31.582012 * 12 25 03.743328 12 25 48.428473 0.11 * M84 13 09 49.76841 * 12 53 13.13902 12 48 25.80077 0.14 1222+131 /Users/hada/sched_11.2/catalogs/sources.vlba rfc_2012b Petrov, 2012, unpublished 924 observations J1230+1223 12 28 17.569280 * 12 30 49.423382 12 31 34.058089 0.10 3C274 12 40 01.74884 * 12 23 28.04366 12 18 41.62492 0.10 1228+126 /Users/hada/sched_11.2/catalogs/sources.vlba J1230+12 rfc_2012b Petrov, 2012, unpublished 47163 observations * M87 J1331+3030 13 28 49.657778 * 13 31 08.288070 13 31 49.282228 0.20 * 3C286 30 45 58.64061 * 30 30 32.95925 30 26 13.25960 0.19 1328+307 /Users/hada/sched_11.2/catalogs/sources.vlba J1331+30 rfc_2012b Petrov, 2012, unpublished 542 observations J1407+2827 14 04 45.615156 * 14 07 00.394414 14 07 40.484712 0.24 1404+286 28 41 29.23519 * 28 27 14.69022 28 23 15.61348 0.34 J1407+28 /Users/hada/sched_11.2/catalogs/sources.vlba * OQ208 GSFC 2011B astro solution 66461 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 4C39.25 sess214.L1024 1 2 3 4 5 6 7 8 9 0.167 5.876 J1118+1234 sess214.L1024 1 2 3 4 5 6 12 0.100 1.699 M84 sess214.L1024 1 2 3 4 5 6 7 8 9 12 0.667 27.200 M87 sess214.L1024 1 2 3 4 5 6 7 8 9 12 7.844 312.906 3C286 sess214.L1024 1 2 3 4 5 6 7 8 9 0.275 11.526 OQ208 sess214.L1024 1 2 3 4 5 6 7 8 9 0.325 13.442 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) 4C39.25 61.2 J1118+1234 92.7 M84 107.0 M87 108.5 3C286 109.4 OQ208 116.4 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