COVER INFORMATION Station: HART (Code Hh ) Experiment: Network Monitoring Experiment Exp. Code: N24K2 Schedule Version: 2.00 Processed by SCHED version: 11.60 Release 11.6; April 2020 PI: Gabor Orosz Address: JIVE Oude Hoogeveensedijk 4 Dwingeloo Netherlands Phone: +31 521 596 530 EMAIL: orosz@jive.eu Fax: Phone during observation: +31 521 596 530 Observing mode: vlbi Notes: K-band (1.3cm) NME and ftp fringe test for Session 2, 2024. 2048 Mbps, L+R, 2-bit sampling, 16 BBC, 32 MHz filters v2: adds KVNPC COVER LETTER: This is the schedule for the 1.3cm NME FTP-FT on June 4, 2024 involving the following 12 antennas: Jb2, Ef, Mc, On60, Tr, Mh, Ys, Hh, Sr, Kt, Ky, Ku. The NME uses a standard 2 Gbps setup (16BBC/32MHz/dual). The NME lasts for 3 hours (04/06,12-15UT) with scans on calibrators: J0854+2006, J1043+2408, J1159+2914, and J1207+2754 (pref), where the final source will be used for testing phase referencing. J0854+2006 -- https://obs.vlba.nrao.edu/cst/calibsource/6716 J1043+2408 -- https://obs.vlba.nrao.edu/cst/calibsource/8097 J1159+2914 -- https://obs.vlba.nrao.edu/cst/calibsource/9104 J1207+2754 -- https://obs.vlba.nrao.edu/cst/calibsource/9205 Data grabs for testing will be at the following times (in UT): 12:10:00 (scan 2, 2 sec, J0854+2006) 12:40:00 (scan 4, 2 sec, J0854+2006) 13:10:00 (scan 6, 2 sec, J0854+2006) 13:40:00 (scan 8, 2 sec, J1043+2408) 14:10:00 (scan 10, 2 sec, J1159+2914) 14:40:00 (scan 20, 2 sec, J1159+2914) 14:59:00 (scan 30, 2 sec, J1159+2914) -- Gabor Orosz Mattermost: coms.evlbi.org 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 ---------------------------------------------------------------------------------------- --- Tue 4 Jun 2024 Day 156 --- Next scan frequencies: 22172.00 22172.00 22172.00 22172.00 22236.00 22236.00 22236.00 22236.00 22300.00 22300.00 22300.00 22300.00 22364.00 22364.00 22364.00 22364.00 Next BBC frequencies: 692.00 692.00 692.00 692.00 756.00 756.00 756.00 756.00 820.00 820.00 820.00 820.00 884.00 884.00 884.00 884.00 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 12 00 00 J0854+2006 06 44 25 34.1 38.1 -2.2 0.0 0 0 12 00 00 12 02 00 =OJ287 06 46 26 34.3 37.6 -2.2 0.0 120 31 12 00 01 12 07 00 J0854+2006 06 51 27 35.0 36.4 -2.1 0.0 279 31 12 07 00 12 12 00 =OJ287 06 56 27 35.7 35.2 -2.0 0.0 300 108 12 07 01 12 17 00 J0854+2006 07 01 28 36.3 34.0 -1.9 0.0 279 108 12 17 00 12 27 00 =OJ287 07 11 30 37.5 31.5 -1.7 0.0 600 263 12 17 01 12 32 00 J0854+2006 07 16 31 38.1 30.2 -1.7 0.0 279 263 12 32 00 12 42 00 =OJ287 07 26 32 39.2 27.5 -1.5 0.0 600 417 12 32 01 12 47 00 J0854+2006 07 31 33 39.7 26.2 -1.4 0.0 279 417 12 47 00 12 57 00 =OJ287 07 41 35 40.6 23.3 -1.2 0.0 600 572 12 47 01 13 02 00 J0854+2006 07 46 36 41.1 21.9 -1.2 0.0 279 572 13 02 00 13 12 00 =OJ287 07 56 37 41.9 18.9 -1.0 0.0 600 727 13 02 01 13 17 00 J1043+2408 08 01 38 26.4 41.7 -2.7 0.0 219 727 13 17 00 13 27 00 =1040+244 08 11 40 27.9 39.7 -2.5 0.0 600 881 13 17 01 13 32 00 J1043+2408 08 16 41 28.6 38.7 -2.5 0.0 279 881 13 32 00 13 42 00 =1040+244 08 26 42 30.0 36.6 -2.3 0.0 600 1036 13 32 01 13 50 00 J1159+2914 08 34 44 16.1 45.4 -3.4 0.0 415 1036 13 50 00 14 00 00 =1156+295 08 44 45 17.6 43.8 -3.3 0.0 600 1190 13 50 01 14 05 00 J1159+2914 08 49 46 18.4 43.0 -3.2 0.0 279 1190 14 05 00 14 15 00 =1156+295 08 59 48 19.9 41.3 -3.0 0.0 600 1345 14 05 01 14 16 00 J1159+2914 09 00 48 20.1 41.1 -3.0 0.0 39 1345 14 16 00 14 17 00 =1156+295 09 01 48 20.2 41.0 -3.0 0.0 60 1360 14 16 01 14 17 00 J1207+2754 09 01 48 20.0 43.3 -3.1 0.0 -30 1360 No stop 14 18 15 =1204+281 09 03 03 20.2 43.1 -3.1 0.0 45 1380 14 17 01 14 18 15 J1159+2914 09 03 03 20.4 40.7 -3.0 0.0 -31 1380 No stop 14 19 30 =1156+295 09 04 18 20.6 40.5 -2.9 0.0 44 1399 14 18 16 Schedule for HART (Code Hh ) 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 ---------------------------------------------------------------------------------------- --- Tue 4 Jun 2024 Day 156 --- 14 19 30 J1207+2754 09 04 18 20.4 42.9 -3.1 0.0 -30 1399 No stop 14 20 45 =1204+281 09 05 34 20.6 42.6 -3.1 0.0 45 1418 14 19 31 14 20 45 J1159+2914 09 05 34 20.8 40.3 -2.9 0.0 -31 1418 No stop 14 22 00 =1156+295 09 06 49 21.0 40.1 -2.9 0.0 44 1438 14 20 46 14 22 00 J1207+2754 09 06 49 20.8 42.4 -3.0 0.0 -30 1438 No stop 14 23 15 =1204+281 09 08 04 21.0 42.2 -3.0 0.0 45 1457 14 22 01 14 23 15 J1159+2914 09 08 04 21.1 39.9 -2.9 0.0 -31 1457 No stop 14 24 30 =1156+295 09 09 19 21.3 39.6 -2.9 0.0 44 1476 14 23 16 14 24 30 J1207+2754 09 09 19 21.1 42.0 -3.0 0.0 -30 1476 No stop 14 25 45 =1204+281 09 10 34 21.3 41.8 -3.0 0.0 45 1496 14 24 31 14 25 45 J1159+2914 09 10 34 21.5 39.4 -2.8 0.0 -31 1496 No stop 14 27 00 =1156+295 09 11 50 21.7 39.2 -2.8 0.0 44 1515 14 25 46 14 32 00 J1159+2914 09 16 50 22.4 38.3 -2.7 0.0 279 1515 14 32 00 14 42 00 =1156+295 09 26 52 23.8 36.4 -2.6 0.0 600 1669 14 32 01 14 43 00 J1159+2914 09 27 52 23.9 36.2 -2.5 0.0 39 1669 14 43 00 14 44 00 =1156+295 09 28 52 24.0 36.1 -2.5 0.0 60 1685 14 43 01 14 44 00 J1207+2754 09 28 52 24.0 38.5 -2.7 0.0 -30 1685 No stop 14 45 15 =1204+281 09 30 08 24.2 38.2 -2.6 0.0 45 1704 14 44 01 14 45 15 J1159+2914 09 30 08 24.2 35.8 -2.5 0.0 -31 1704 No stop 14 46 30 =1156+295 09 31 23 24.4 35.6 -2.5 0.0 44 1724 14 45 16 14 46 30 J1207+2754 09 31 23 24.3 38.0 -2.6 0.0 -30 1724 No stop 14 47 45 =1204+281 09 32 38 24.5 37.7 -2.6 0.0 45 1743 14 46 31 14 47 45 J1159+2914 09 32 38 24.5 35.3 -2.5 0.0 -31 1743 No stop 14 49 00 =1156+295 09 33 53 24.7 35.1 -2.4 0.0 44 1762 14 47 46 14 49 00 J1207+2754 09 33 53 24.7 37.5 -2.6 0.0 -30 1762 No stop 14 50 15 =1204+281 09 35 08 24.9 37.3 -2.6 0.0 45 1782 14 49 01 14 50 15 J1159+2914 09 35 08 24.8 34.9 -2.4 0.0 -31 1782 No stop 14 51 30 =1156+295 09 36 24 25.0 34.6 -2.4 0.0 44 1801 14 50 16 14 51 30 J1207+2754 09 36 24 25.0 37.0 -2.5 0.0 -30 1801 No stop 14 52 45 =1204+281 09 37 39 25.2 36.8 -2.5 0.0 45 1820 14 51 31 Schedule for HART (Code Hh ) Page 4 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 ---------------------------------------------------------------------------------------- --- Tue 4 Jun 2024 Day 156 --- 14 52 45 J1159+2914 09 37 39 25.2 34.4 -2.4 0.0 -31 1820 No stop 14 54 00 =1156+295 09 38 54 25.3 34.1 -2.4 0.0 44 1840 14 52 46 14 57 00 J1159+2914 09 41 55 25.7 33.5 -2.3 0.0 159 1840 14 57 00 15 00 00 =1156+295 09 44 55 26.1 32.9 -2.3 0.0 180 1886 14 57 01 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess224.K2048glob --- 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: 4 Station: HART 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= 21480.00 21480.00 21480.00 21480.00 21480.00 21480.00 21480.00 21480.00 21480.00 21480.00 21480.00 21480.00 21480.00 21480.00 21480.00 21480.00 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 = A1 C1 A1 C1 A1 C1 A1 C1 A1 C1 A1 C1 A1 C1 A1 C1 The following frequency sets based on these setups were used. Frequency Set: 4 Setup file default. Used with PCAL = off LO sum= 22172.00 22172.00 22172.00 22172.00 22236.00 22236.00 22236.00 22236.00 22300.00 22300.00 22300.00 22300.00 22364.00 22364.00 22364.00 22364.00 BBC fr= 692.00 692.00 692.00 692.00 756.00 756.00 756.00 756.00 820.00 820.00 820.00 820.00 884.00 884.00 884.00 884.00 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: 4 8 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) OJ287 08 51 57.250615 * 08 54 48.874927 08 56 11.666194 0.00 * J0854+2006 20 17 58.41740 * 20 06 30.64085 20 01 02.44949 0.00 0851+202 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc J0854+20 GSFC 2016a X/S astro solution, 270807 observations. 1040+244 10 40 25.199376 * 10 43 09.035777 10 44 28.737484 0.01 * J1043+2408 24 24 19.59859 * 24 08 35.40945 24 01 03.26443 0.01 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc GSFC 2016a X/S astro solution, 9319 observations. 1156+295 11 56 57.786211 * 11 59 31.833912 12 00 47.358756 0.00 * J1159+2914 29 31 25.73880 * 29 14 43.82690 29 06 43.60695 0.00 J1159+29 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc GSFC 2016a X/S astro solution, 78215 observations. 1204+281 12 04 55.101438 * 12 07 27.900474 12 08 42.860099 0.10 * J1207+2754 28 11 40.43090 * 27 54 58.84994 27 46 58.13290 0.17 J1207+27 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc GSFC 2016a X/S astro solution, 102 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 J0854+2006 sess224.K2048glob 1 2 3 4 5 7 10 13 0.783 61.100 J1043+2408 sess224.K2048glob 1 2 3 4 5 7 10 13 0.333 26.000 J1159+2914 sess224.K2048glob 1 2 3 4 5 7 10 13 0.750 54.985 J1207+2754 sess224.K2048glob 1 2 3 4 5 7 10 13 0.167 9.526 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) J0854+2006 56.5 J1043+2408 79.3 J1159+2914 92.9 J1207+2754 95.1 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