COVER INFORMATION Station: URUMQI (Code Ur ) Experiment: Network Monitoring Experiment Exp. Code: N17C2 Schedule Version: 2.00 Processed by SCHED version: 11.40 Release 11.4. March 14, 2015 PI: Benito Marcote Address: JIVE Postbus 2 7990 AA Dwingeloo The Netherlands Phone: +31-521-596508 EMAIL: marcote@jive.eu Fax: Phone during observation: +31-521-596508 Observing mode: Notes: 6cm NME and ftp fringe test for session 2/2017 (512 Mbps, L+R, 2-bit sampling, 2 MHz filters) Please send the disk pack by express to JIVE COVER LETTER: This is the schedule for the 6cm NME and ftp fringe-test on 7th Jun 2017 involving antennas: Jb2, Wb, Ef, Mc, Nt, On85, T6, Ur, Tr, Ys, Sv, Zc, Bd, Hh, Ir The NME uses a standard setup with 512 Mbps. The schedule consists of: - long integrations on calibrators J0927+3902 and J0815+3635 for ftp-fringe tests; The following ftp-fringe tests are scheduled throughout the experiment: 12:15:00 (scan 2, 2 sec, J0927+3902 (AKA 3C84)) 12:45:00 (scan 6, 2 sec, J0927+3902) 13:15:00 (scan 10, 2 sec, J0815+3635) 13:45:00 (scan 14, 2 sec, J0815+3635) 14:15:00 (scan 18, 2 sec, J0927+3902) 14:45:00 (scan 22, 2 sec, J0927+3902) Good luck with the session! Benito Marcote Skype account: jive.support.scientist Schedule for URUMQI (Code Ur ) Page 2 Network Monitoring Experiment 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 7 Jun 2017 Day 158 --- Next scan frequencies: 4966.49 4966.49 4966.49 4966.49 4982.49 4982.49 4982.49 4982.49 4998.49 4998.49 4998.49 4998.49 5014.49 5014.49 5014.49 5014.49 Next BBC frequencies: 346.49 346.49 346.49 346.49 362.49 362.49 362.49 362.49 378.49 378.49 378.49 378.49 394.49 394.49 394.49 394.49 Next scan bandwidths: 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 12 00 00 J0927+3902 10 53 01 73.5 261.5 1.4 67.4 0 0 12 00 00 12 10 00 =4C39.25 11 03 03 71.7 263.9 1.6 68.1 600 38 12 00 04 12 12 00 J0927+3902 11 05 03 71.3 264.4 1.6 68.3 118 38 12 12 00 12 17 00 =4C39.25 11 10 04 70.4 265.5 1.7 68.5 300 58 12 12 04 12 20 00 J0927+3902 11 13 05 69.8 266.1 1.7 68.6 178 58 12 20 00 12 24 40 =4C39.25 11 17 45 69.0 267.0 1.8 68.8 280 76 12 20 04 12 27 40 J0927+3902 11 20 46 68.4 267.6 1.9 68.8 178 76 12 27 40 12 32 20 =4C39.25 11 25 27 67.6 268.5 2.0 68.9 280 94 12 27 44 12 35 20 J0927+3902 11 28 27 67.1 269.0 2.0 68.9 178 94 12 35 20 12 40 00 =4C39.25 11 33 08 66.2 269.9 2.1 69.0 280 112 12 35 24 12 42 00 J0927+3902 11 35 08 65.8 270.2 2.1 69.0 118 112 12 42 00 12 47 00 =4C39.25 11 40 09 64.9 271.1 2.2 68.9 300 131 12 42 04 12 50 00 J0927+3902 11 43 10 64.4 271.5 2.3 68.9 178 131 12 50 00 12 54 40 =4C39.25 11 47 50 63.5 272.3 2.3 68.8 280 149 12 50 04 12 57 40 J0815+3635 11 50 51 49.1 279.1 3.6 63.1 149 149 12 57 40 13 02 20 =0812+367 11 55 32 48.3 279.8 3.6 62.9 280 167 12 57 44 13 05 20 J0815+3635 11 58 32 47.7 280.2 3.7 62.7 178 167 13 05 20 13 10 00 =0812+367 12 03 13 46.9 280.8 3.8 62.5 280 185 13 05 24 13 12 00 J0815+3635 12 05 13 46.5 281.1 3.8 62.4 118 185 13 12 00 13 17 00 =0812+367 12 10 14 45.6 281.8 3.9 62.2 300 204 13 12 04 13 20 00 J0815+3635 12 13 14 45.1 282.2 3.9 62.0 178 204 13 20 00 13 24 40 =0812+367 12 17 55 44.3 282.8 4.0 61.7 280 222 13 20 04 13 27 40 J0815+3635 12 20 56 43.7 283.2 4.1 61.6 178 222 13 27 40 13 32 20 =0812+367 12 25 37 42.9 283.8 4.2 61.3 280 240 13 27 44 13 35 20 J0815+3635 12 28 37 42.4 284.2 4.2 61.1 178 240 13 35 20 13 40 00 =0812+367 12 33 18 41.6 284.8 4.3 60.8 280 258 13 35 24 Schedule for URUMQI (Code Ur ) Page 3 Network Monitoring Experiment 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 7 Jun 2017 Day 158 --- 13 42 00 J0815+3635 12 35 18 41.2 285.1 4.3 60.7 118 258 13 42 00 13 47 00 =0812+367 12 40 19 40.3 285.7 4.4 60.4 300 277 13 42 04 13 50 00 J0815+3635 12 43 19 39.8 286.1 4.4 60.2 178 277 13 50 00 13 54 40 =0812+367 12 48 00 39.0 286.7 4.5 59.9 280 295 13 50 04 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess217.C512nme Matching groups in /home/guest/rmc/SCHED/sched11.4/catalogs/freq_RDBE.dat: ur6cm Setup group: 1 Station: URUMQI Total bit rate: 512 Format: MARK5B Bits per sample: 2 Sample rate: 16.000 Number of channels: 16 DBE type: Speedup factor: 1.00 Disk used to record data. 1st LO= 4620.00 4620.00 4620.00 4620.00 4620.00 4620.00 4620.00 4620.00 4620.00 4620.00 4620.00 4620.00 4620.00 4620.00 4620.00 4620.00 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 4 3 4 3 6 5 6 5 8 7 8 7 BBC SB= L L U U L L U U L L U U L L U U IF = 2N 1N 2N 1N 2N 1N 2N 1N 2N 1N 2N 1N 2N 1N 2N 1N The following frequency sets based on these setups were used. Frequency Set: 8 Setup file default. Used with PCAL = off LO sum= 4966.49 4966.49 4966.49 4966.49 4982.49 4982.49 4982.49 4982.49 4998.49 4998.49 4998.49 4998.49 5014.49 5014.49 5014.49 5014.49 BBC fr= 346.49 346.49 346.49 346.49 362.49 362.49 362.49 362.49 378.49 378.49 378.49 378.49 394.49 394.49 394.49 394.49 Bandwd= 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 Matching frequency sets: 8 Track assignments are: track1= 20, 18, 4, 2, 24, 22, 8, 6, 28, 26, 12, 10, 32, 30, 16, 14 barrel=roll_off POSITIONS OF SOURCES USED IN RECORDING SCANS Source Source position (RA/Dec) Error (B1950) (J2000) (Date) (mas) 0812+367 08 12 10.710943 * 08 15 25.944861 08 16 31.710487 0.02 * J0815+3635 36 44 27.45306 * 36 35 15.14871 36 32 02.27865 0.02 J0815+36 /home/guest/rmc/SCHED/sched11.4/catalogs/sources.gsfc GSFC 2015a astro solution, unpublished 2338 observations. 4C39.25 09 23 55.319215 * 09 27 03.013936 09 28 06.408320 0.30 * J0927+3902 39 15 23.56645 * 39 02 20.85186 38 57 53.87267 0.16 0923+392 /home/guest/rmc/SCHED/sched11.4/catalogs/sources.gsfc J0927+39 GSFC 2015a astro solution, unpublished 245753 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 J0815+3635 sess217.C512nme 1 2 3 4 5 6 7 8 9 10 11 14 + 0.633 129.889 J0927+3902 sess217.C512nme 1 2 3 4 5 6 7 8 9 10 11 14 + 0.644 133.778 sess217.C2048nme 22 23 24 25 26 27 28 29 31 + 0.722 52.533 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) J0815+3635 43.6 J0927+3902 57.8 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