COVER INFORMATION Station: TIANMA65 (Code T6 ) Experiment: Network Monitoring Experiment Exp. Code: N18SX2 Schedule Version: 1.00 Processed by SCHED version: 11.50 Development version 11.5. Started Apr. 2 PI: Jay Blanchard Address: JIVE Postbus 2 7990 AA Dwingeloo The Netherlands Phone: +31-521-596508 EMAIL: blanchard@jive.eu Fax: Phone during observation: +31-521-596508 Observing mode: Notes: 3.6/13 cm (S/X-band) ftp fringe test for session 3/2018 (512 Mbps, L+R, 2-bit sampling, 16 x 8 MHz filters) This NME tests two modes, dual pol X only and single pol RCP S/X geo Please send the disk pack by express to JIVE, NO PCAL COVER LETTER: This is the schedule for the 3.6/13 cm (S/X-band) band test on 27th October 2018 12-15UT. involving 14 telescopes: Wb Ef Mc Nt O6 T6 Ur Ys Hh Sv Zc Bd Ir Wz The FTP-NME tests two modes an X only dual pol setup and a geo S/X RCP only setup. The schedule consists of long integrations on strong calibrators: Ftp-fringe tests are scheduled ~ every twenty minutes throughout the experiment: 12:10:00 J1848+3219 12:30:00 J1848+3219 12:50:00 J1848+3219 13:10:00 J1848+3219 13:30:00 J1848+3219 13:50:00 J1848+3219 14:10:00 J1848+3219 14:30:00 J1848+3219 14:50:00 J1848+3219 Clear skies! Jay Mattermost: coms.evlbi.org Schedule for TIANMA65 (Code T6 ) 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 27 Oct 2018 Day 300 --- Next scan frequencies: 8383.49 8383.49 8383.49 8383.49 8399.49 8399.49 8399.49 8399.49 8415.49 8415.49 8415.49 8415.49 8431.49 8431.49 8431.49 8431.49 Next BBC frequencies: 283.49 283.49 283.49 283.49 299.49 299.49 299.49 299.49 315.49 315.49 315.49 315.49 331.49 331.49 331.49 331.49 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 J1848+3219 22 27 45 44.0 -73.4 3.6 76.2 0 0 12 00 00 12 05 00 =1846+322 22 32 46 43.0 -73.0 3.7 75.8 300 19 12 00 01 12 07 00 J1848+3219 22 34 46 42.6 -72.9 3.8 75.6 118 19 12 07 00 12 20 00 =1846+322 22 47 48 39.9 -71.9 4.0 74.5 780 69 12 07 01 12 22 00 J1848+3219 22 49 48 39.5 -71.8 4.0 74.3 118 69 12 22 00 12 25 00 =1846+322 22 52 49 38.9 -71.6 4.1 74.1 180 81 12 22 01 12 27 00 J1848+3219 22 54 49 38.5 -71.4 4.1 73.9 118 81 12 27 00 12 40 00 =1846+322 23 07 51 35.8 -70.4 4.3 72.7 780 131 12 27 01 12 42 00 J1848+3219 23 09 52 35.4 -70.3 4.3 72.6 118 131 12 42 00 12 45 00 =1846+322 23 12 52 34.8 -70.0 4.4 72.3 180 142 12 42 01 12 47 00 J1848+3219 23 14 53 34.4 -69.9 4.4 72.1 118 142 12 47 00 13 00 00 =1846+322 23 27 55 31.8 -68.8 4.6 70.9 780 192 12 47 01 13 02 00 J1848+3219 23 29 55 31.4 -68.7 4.7 70.8 118 192 13 02 00 13 05 00 =1846+322 23 32 55 30.8 -68.4 4.7 70.5 180 204 13 02 01 13 07 00 J1848+3219 23 34 56 30.4 -68.3 4.8 70.3 118 204 13 07 00 13 20 00 =1846+322 23 47 58 27.8 -67.2 5.0 69.1 780 254 13 07 01 13 22 00 J1848+3219 23 49 58 27.4 -67.0 5.0 68.9 118 254 13 22 00 13 25 00 =1846+322 23 52 59 26.8 -66.7 5.1 68.6 180 265 13 22 01 Next scan frequencies: 8212.99 8212.99 8252.99 8352.99 8512.99 8732.99 8852.99 8872.99 8932.99 8932.99 2225.99 2245.99 2265.99 2295.99 2345.99 2365.99 Next BBC frequencies: 112.99 112.99 152.99 252.99 412.99 632.99 752.99 772.99 832.99 832.99 225.99 245.99 265.99 295.99 345.99 365.99 13 27 00 J1848+3219 23 54 59 26.4 -66.6 5.1 68.4 118 265 13 27 00 13 40 00 =1846+322 00 08 01 23.9 -65.4 5.3 67.2 780 315 13 27 25 13 42 00 J1848+3219 00 10 02 23.5 -65.2 5.3 67.0 118 315 13 42 00 13 45 00 =1846+322 00 13 02 22.9 -65.0 5.4 66.7 180 327 13 42 01 13 47 00 J1848+3219 00 15 02 22.5 -64.8 5.4 66.5 118 327 13 47 00 14 00 00 =1846+322 00 28 05 20.0 -63.6 5.7 65.2 780 377 13 47 01 Schedule for TIANMA65 (Code T6 ) 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 ---------------------------------------------------------------------------------------- --- Sat 27 Oct 2018 Day 300 --- 14 02 00 J1848+3219 00 30 05 19.6 -63.4 5.7 65.0 118 377 14 02 00 14 05 00 =1846+322 00 33 05 19.1 -63.1 5.7 64.7 180 388 14 02 01 14 07 00 J1848+3219 00 35 06 18.7 -62.9 5.8 64.5 118 388 14 07 00 14 20 00 =1846+322 00 48 08 16.2 -61.6 6.0 63.1 780 438 14 07 01 14 22 00 J1848+3219 00 50 08 15.8 -61.4 6.0 62.9 118 438 14 22 00 14 25 00 =1846+322 00 53 09 15.3 -61.1 6.1 62.6 180 450 14 22 01 14 27 00 J1848+3219 00 55 09 14.9 -60.9 6.1 62.3 118 450 14 27 00 14 40 00 =1846+322 01 08 11 12.5 -59.6 6.3 60.9 780 500 14 27 01 14 42 00 J1848+3219 01 10 11 12.1 -59.4 6.4 60.7 118 500 14 42 00 14 45 00 =1846+322 01 13 12 11.5 -59.0 6.4 60.4 180 512 14 42 01 14 47 00 J1848+3219 01 15 12 11.2 -58.8 6.4 60.1 118 512 14 47 00 15 00 00 =1846+322 01 28 14 8.8 -57.4 6.7 58.6 780 562 14 47 01 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess318.X512 --- 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: 25 Station: TIANMA65 Total bit rate: 512 Format: MARK5B 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= 8100.00 8100.00 8100.00 8100.00 8100.00 8100.00 8100.00 8100.00 8100.00 8100.00 8100.00 8100.00 8100.00 8100.00 8100.00 8100.00 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 = A4 C3 A4 C3 A4 C3 A4 C3 A4 C3 A4 C3 A4 C3 A4 C3 The following frequency sets based on these setups were used. Frequency Set: 6 Setup file default. Used with PCAL = off LO sum= 8383.49 8383.49 8383.49 8383.49 8399.49 8399.49 8399.49 8399.49 8415.49 8415.49 8415.49 8415.49 8431.49 8431.49 8431.49 8431.49 BBC fr= 283.49 283.49 283.49 283.49 299.49 299.49 299.49 299.49 315.49 315.49 315.49 315.49 331.49 331.49 331.49 331.49 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: 6 Track assignments are: track1= 18, 26, 2, 10, 20, 28, 4, 12, 22, 30, 6, 14, 24, 32, 8, 16 barrel=roll_off ======== Setup file: sess318.SXgeo512 --- 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: 12 Station: TIANMA65 Total bit rate: 512 Format: MARK5B 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= 8100.00 8100.00 8100.00 8100.00 8100.00 8100.00 8100.00 8100.00 8100.00 8100.00 2000.00 2000.00 2000.00 2000.00 2000.00 2000.00 Net SB= L U U U U U U U L U U U U U U U IF SB = U U U U U U U U U U U U U U U U Pol. = RCP RCP RCP RCP RCP RCP RCP RCP RCP RCP RCP RCP RCP RCP RCP RCP BBC = 1 1 2 3 4 5 6 7 8 8 9 10 11 12 13 14 BBC SB= L U U U U U U U L U U U U U U U IF = A4 A4 A4 A4 A4 B4 B4 B4 B4 B4 C2 C2 C2 C2 D2 D2 The following frequency sets based on these setups were used. Frequency Set: 18 Setup file default. Used with PCAL = off LO sum= 8212.99 8212.99 8252.99 8352.99 8512.99 8732.99 8852.99 8872.99 8932.99 8932.99 2225.99 2245.99 2265.99 2295.99 2345.99 2365.99 BBC fr= 112.99 112.99 152.99 252.99 412.99 632.99 752.99 772.99 832.99 832.99 225.99 245.99 265.99 295.99 345.99 365.99 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: 18 Track assignments are: track1= 30, 2, 4, 6, 8, 10, 12, 14, 32, 16, 18, 20, 22, 24, 26, 28 barrel=roll_off POSITIONS OF SOURCES USED IN RECORDING SCANS Source Source position (RA/Dec) Error (B1950) (J2000) (Date) (mas) 1846+322 18 46 29.612030 * 18 48 22.088573 18 49 03.053735 0.00 * J1848+3219 32 15 36.66044 * 32 19 02.60384 32 20 40.37767 0.00 /home/guest/rmc/SCHED/sched11.5/catalogs/sources.gsfc GSFC 2016a X/S astro solution, 38727 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 J1848+3219 sess318.SXgeo512 14 15 16 17 18 19 20 21 22 + 1.283 84.700 sess318.X512 1 2 3 4 5 6 7 8 9 10 1.150 89.700 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) J1848+3219 81.0 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