COVER INFORMATION Station: HART (Code Hh ) Experiment: Network Monitoring Experiment Exp. Code: N17L1 Schedule Version: 2.00 Processed by SCHED version: 11.40 Release 11.4. March 14, 2015 PI: Ross Burns Address: JIVE Postbus 2 7990 AA Dwingeloo The Netherlands Phone: +31-521-596508 EMAIL: burns@jive.eu Fax: Phone during observation: +31-521-596508 Observing mode: Notes: 18cm (L-band) NME and ftp fringe test for session 1/2017 (512 Mbps, L+R, 2-bit sampling, 8 MHz filters) Please send the disk pack by express to JIVE v2 with Cm COVER LETTER: This is the schedule for the 18cm NME and ftp fringe-test on 25 Feb 2017 involving 15 antennas. JB1, WB1, EF, MC, ON85, T6, UR, TR, Sv, Zc, Bd, Hh, Ir, Ar, Ro70. The NME uses a standard setup with 512 Mbps. The schedule consists of: - long integrations on strong calibrators: J0854+2006, J0956+2515, J0237+2848 for ftp-fringe tests; Ftp-fringe tests are scheduled every half hour throughout the experiment: 19:15:00 (scan 2, 2 sec, J0854+2006) 19:45:00 (scan 4, 2 sec, J0956+2515) 20:15:00 (scan 6, 2 sec, J0956+2515) 20:45:00 (scan 8, 2 sec, J0237+2848) 21:15:00 (scan 10, 2 sec, J0237+2848) 21:45:00 (scan 12, 2 sec, J0237+2848) All the best to eveyone involved Ross Skype account: jive.support.scientist Schedule for HART (Code Hh ) 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 ---------------------------------------------------------------------------------------- --- Sat 25 Feb 2017 Day 56 --- Next scan frequencies: 1634.49 1634.49 1634.49 1634.49 1650.49 1650.49 1650.49 1650.49 1666.49 1666.49 1666.49 1666.49 1682.49 1682.49 1682.49 1682.49 Next BBC frequencies: 124.49 124.49 124.49 124.49 140.49 140.49 140.49 140.49 156.49 156.49 156.49 156.49 172.49 172.49 172.49 172.49 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 19 00 00 J0854+2006 07 14 03 37.9 30.7 -1.7 0.0 0 0 19 00 00 19 14 00 =OJ287 07 28 06 39.4 27.0 -1.5 0.0 840 54 19 00 01 19 15 00 J0854+2006 07 29 06 39.5 26.7 -1.4 0.0 39 54 19 15 00 19 29 00 =OJ287 07 43 08 40.8 22.8 -1.2 0.0 840 108 19 15 01 19 31 00 J0956+2515 07 45 09 29.7 34.8 -2.2 0.0 62 108 19 31 00 19 44 00 =OK290 07 58 11 31.3 31.9 -2.0 0.0 780 158 19 31 01 19 45 00 J0956+2515 07 59 11 31.5 31.7 -2.0 0.0 39 158 19 45 00 19 59 00 =OK290 08 13 13 33.0 28.4 -1.7 0.0 840 213 19 45 01 20 00 00 J0956+2515 08 14 13 33.1 28.2 -1.7 0.0 39 213 20 00 00 20 14 00 =OK290 08 28 16 34.6 24.7 -1.5 0.0 840 267 20 00 01 20 15 00 J0956+2515 08 29 16 34.6 24.5 -1.5 0.0 39 267 20 15 00 20 29 00 =OK290 08 43 18 35.9 20.9 -1.2 0.0 840 321 20 15 01 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess117.L512nme Matching groups in /home/guest/rmc/SCHED/sched11.4/catalogs/freq_RDBE.dat: hh18cm Values confirmed by E-mail Jonathan Quick 20140219 (CR) ****** Only 64.00 of 128.00 MHz total bandwidth is within the IFs in the setup file before any FREQ or DOPPLER shifts. Setup group: 11 Station: HART Total bit rate: 512 Format: VDIF Bits per sample: 2 Sample rate: 16.000 Number of channels: 16 DBE type: DBBC_DDC Speedup factor: 1.00 Disk used to record data. 1st LO= 1510.00 1510.00 1510.00 1510.00 1510.00 1510.00 1510.00 1510.00 1510.00 1510.00 1510.00 1510.00 1510.00 1510.00 1510.00 1510.00 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 3 11 3 11 5 13 5 13 7 15 7 15 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 B2 C1 B2 C1 B2 C1 B2 C1 The following frequency sets based on these setups were used. Frequency Set: 12 Setup file default. Used with PCAL = off LO sum= 1634.49 1634.49 1634.49 1634.49 1650.49 1650.49 1650.49 1650.49 1666.49 1666.49 1666.49 1666.49 1682.49 1682.49 1682.49 1682.49 BBC fr= 124.49 124.49 124.49 124.49 140.49 140.49 140.49 140.49 156.49 156.49 156.49 156.49 172.49 172.49 172.49 172.49 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: 12 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) 0234+285 02 34 55.589590 * 02 37 52.405677 02 38 52.321276 0.00 * J0237+2848 28 35 11.40776 * 28 48 08.99001 28 52 28.63700 0.00 J0237+28 /home/guest/rmc/SCHED/sched11.4/catalogs/sources.gsfc GSFC 2015a astro solution, unpublished 54650 observations. OJ287 08 51 57.250615 * 08 54 48.874926 08 55 48.350352 0.00 * J0854+2006 20 17 58.41743 * 20 06 30.64088 20 02 24.04458 0.00 0851+202 /home/guest/rmc/SCHED/sched11.4/catalogs/sources.gsfc J0854+20 GSFC 2015a astro solution, unpublished 216540 observations. OK290 09 53 59.738481 * 09 56 49.875375 09 57 48.872665 0.41 * J0956+2515 25 29 33.58582 * 25 15 16.04992 25 10 12.60315 0.38 0953+254 /home/guest/rmc/SCHED/sched11.4/catalogs/sources.gsfc J0956+25 GSFC 2015a astro solution, unpublished 26571 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 J0237+2848 sess117.L512nme 1 2 3 4 5 8 9 13 14 15 16 1.383 65.572 J0854+2006 sess117.L512nme 1 2 3 4 5 6 7 8 9 12 13 14 + 0.467 49.000 J0956+2515 sess117.L512nme 1 2 3 4 5 6 7 8 9 12 13 14 + 0.917 96.250 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) J0237+2848 69.4 J0854+2006 153.2 J0956+2515 161.2 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