COVER INFORMATION Station: YEBES40M (Code Ys ) Experiment: Network Monitoring Experiment Exp. Code: N20Q1 Schedule Version: 1.00 Processed by SCHED version: 11.50 Development version 11.5. Started Apr. 2 PI: Dhanya G.Nair Address: JIVE Postbus 2 7990 AA Dwingeloo The Netherlands Phone: +31-521-596508 EMAIL: nair@jive.eu Fax: Phone during observation: +31-521-596508 Observing mode: Notes: 0.7 cm (Q-band) ftp fringe test for session 1/2020 (2048 Mbps, L+R, 2-bit sampling, 8 x 64 MHz filters) Please send the disk pack by express to JIVE, NO PCAL Please DO NOT use the phase cal signal. COVER LETTER: This is the schedule for the 0.7 cm Q-band fringe test on Feb 24 2020 involving 3 telescopes: Ef On60 Ys With 4 sec integration time The FTP-NME uses a standard setup at 2048 Mbps: The schedule consists of long integrations on strong calibrators: Ftp-fringe tests are scheduled every 20 minutes throughout the experiment: 08:18:00 3C454.3 08:38:00 3C454.3 08:58:00 3C454.3 09:18:00 3C454.3 09:38:00 3C454.3 09:58:00 3C454.3 10:18:00 3C454.3 10:38:00 3C454.3 10:58:00 3C454.3 Clear skies! Dhanya G.Nair Skype account: jive.support.scientist Mattermost: coms.evlbi.org Schedule for YEBES40M (Code Ys ) 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 ---------------------------------------------------------------------------------------- --- Mon 24 Feb 2020 Day 55 --- Next scan frequencies: 43002.75 43002.75 43002.75 43002.75 43094.75 43094.75 43094.75 43094.75 43158.75 43158.75 43158.75 43158.75 43222.75 43222.75 43222.75 43222.75 Next BBC frequencies: 702.75 702.75 702.75 702.75 794.75 794.75 794.75 794.75 858.75 858.75 858.75 858.75 922.75 922.75 922.75 922.75 Next scan bandwidths: 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 08 00 00 3C454.3 18 02 21 23.2 88.0 -4.9 -52.3 0 0 08 00 00 08 05 00 --- 18 07 22 24.1 88.8 -4.8 -52.3 300 77 08 00 01 08 07 00 3C454.3 18 09 22 24.5 89.1 -4.8 -52.3 105 77 08 07 00 08 20 00 --- 18 22 25 27.0 91.3 -4.5 -52.3 780 278 08 07 01 08 22 45 3C454.3 18 25 10 27.5 91.7 -4.5 -52.3 150 278 08 22 45 08 25 00 --- 18 27 25 27.9 92.1 -4.5 -52.3 135 313 08 22 46 08 27 00 3C454.3 18 29 26 28.3 92.4 -4.4 -52.3 105 313 08 27 00 08 40 00 --- 18 42 28 30.8 94.6 -4.2 -52.1 780 514 08 27 01 08 42 45 3C454.3 18 45 13 31.3 95.1 -4.2 -52.1 150 514 08 42 45 08 45 00 --- 18 47 29 31.7 95.5 -4.1 -52.0 135 549 08 42 46 08 47 00 3C454.3 18 49 29 32.1 95.8 -4.1 -52.0 105 549 08 47 00 09 00 00 --- 19 02 31 34.6 98.2 -3.9 -51.6 780 750 08 47 01 09 02 00 3C454.3 19 04 31 35.0 98.5 -3.8 -51.5 105 750 09 02 00 09 05 00 --- 19 07 32 35.5 99.1 -3.8 -51.4 180 796 09 02 01 09 07 00 3C454.3 19 09 32 35.9 99.4 -3.8 -51.4 105 796 09 07 00 09 20 00 --- 19 22 34 38.3 101.9 -3.5 -50.8 780 997 09 07 01 09 22 05 3C454.3 19 24 40 38.7 102.3 -3.5 -50.7 110 997 09 22 05 09 25 00 --- 19 27 35 39.3 102.9 -3.5 -50.5 175 1042 09 22 06 09 27 00 3C454.3 19 29 36 39.6 103.3 -3.4 -50.4 105 1042 09 27 00 09 40 00 --- 19 42 38 42.0 105.9 -3.2 -49.6 780 1243 09 27 01 09 42 00 3C454.3 19 44 38 42.4 106.4 -3.2 -49.4 105 1243 09 42 00 09 45 00 --- 19 47 38 42.9 107.0 -3.1 -49.2 180 1289 09 42 01 09 47 00 3C454.3 19 49 39 43.3 107.4 -3.1 -49.1 105 1289 09 47 00 10 00 00 --- 20 02 41 45.6 110.3 -2.9 -47.9 780 1490 09 47 01 10 02 00 3C454.3 20 04 41 46.0 110.8 -2.8 -47.7 105 1490 10 02 00 10 05 00 --- 20 07 42 46.5 111.5 -2.8 -47.4 180 1537 10 02 01 Schedule for YEBES40M (Code Ys ) 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 ---------------------------------------------------------------------------------------- --- Mon 24 Feb 2020 Day 55 --- 10 07 00 3C454.3 20 09 42 46.9 112.0 -2.8 -47.2 105 1537 10 07 00 10 20 00 --- 20 22 44 49.2 115.2 -2.5 -45.8 780 1738 10 07 01 10 22 00 3C454.3 20 24 45 49.5 115.7 -2.5 -45.5 105 1738 10 22 00 10 25 00 --- 20 27 45 50.0 116.5 -2.5 -45.1 180 1784 10 22 01 10 27 00 3C454.3 20 29 45 50.4 117.0 -2.4 -44.8 105 1784 10 27 00 10 40 00 --- 20 42 48 52.5 120.7 -2.2 -42.9 780 1985 10 27 01 10 42 00 3C454.3 20 44 48 52.9 121.2 -2.2 -42.6 105 1985 10 42 00 10 45 00 --- 20 47 48 53.3 122.1 -2.1 -42.1 180 2031 10 42 01 10 47 00 3C454.3 20 49 49 53.7 122.7 -2.1 -41.8 105 2031 10 47 00 11 00 00 --- 21 02 51 55.7 126.8 -1.9 -39.3 780 2232 10 47 01 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess120.Q2048globGA43A --- 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: 3 Station: YEBES40M Total bit rate: 2048 Format: VDIF Bits per sample: 2 Sample rate: 64.000 Number of channels: 16 DBE type: DBBC_DDC Speedup factor: 1.00 Disk used to record data. 1st LO= 42300.00 42300.00 42300.00 42300.00 42300.00 42300.00 42300.00 42300.00 42300.00 42300.00 42300.00 42300.00 42300.00 42300.00 42300.00 42300.00 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 = A3 C3 A3 C3 A3 C3 A3 C3 A3 C3 A3 C3 A3 C3 A3 C3 The following frequency sets based on these setups were used. Frequency Set: 3 Setup file default. Used with PCAL = 1MHz LO sum= 43002.75 43002.75 43002.75 43002.75 43094.75 43094.75 43094.75 43094.75 43158.75 43158.75 43158.75 43158.75 43222.75 43222.75 43222.75 43222.75 BBC fr= 702.75 702.75 702.75 702.75 794.75 794.75 794.75 794.75 858.75 858.75 858.75 858.75 922.75 922.75 922.75 922.75 Bandwd= 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 Matching frequency sets: 3 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) * 3C454.3 22 51 29.519739 * 22 53 57.747939 22 54 55.243536 0.65 J2253+1608 15 52 54.34808 * 16 08 53.56091 16 15 08.89061 0.73 2251+158 /home/guest/rmc/SCHED/sched11.5/catalogs/sources.gsfc J2253+16 GSFC 2016a X/S astro solution, 41272 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 3C454.3 ess120.Q2048globGA43A 1 2 3 2.407 7.221 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) 3C454.3 26.7 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