COVER INFORMATION Station: KVNPC (Code Kc ) Experiment: Network Monitoring Experiment Exp. Code: N24Q1 Schedule Version: 1.00 Processed by SCHED version: 11.60 Release 11.6; April 2020 PI: Junghwan Oh Address: JIVE Oude Hoogeveensedijk 4 7991 PD Dwingeloo The Netherlands Phone: +31 627454602 EMAIL: oh@jive.eu Fax: Phone during observation: +31 521 596 508 Observing mode: Notes: Q-band (0.7 cm) NME and ftp fringe test for Session 2, 2024. 2048 Mbps, L+R, 2-bit sampling, 8 BBC, 32 MHz filters COVER LETTER: This is the schedule for the 0.7 cm NME and ftp fringe-test on June 6, 2024 involving 7 EVN antennas: Ef, O6, Mh, Ys, Kt, Ky, Ku The NME uses a standard setup with 2048 Mbps. The following ftp-fringe tests are scheduled throughout the experiment (UT times): 12:13:00 (scan 2, 2 sec, OJ287) 12:33:00 (scan 4, 2 sec, OJ287) 12:53:00 (scan 6, 2 sec, OJ287) 13:28:00 (scan 9, 2 sec, J1159+2914) 13:58:00 (scan 11, 2 sec, J1159+2914) 14:28:00 (scan 13, 2 sec, J1159+2914) 14:53:00 (scan 15, 2 sec, J1159+2914) Mattermost: coms.evlbi.org Schedule for KVNPC (Code Kc ) 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 ---------------------------------------------------------------------------------------- --- Thu 6 Jun 2024 Day 158 --- Next scan frequencies: 43072.00 43072.00 43136.00 43136.00 43200.00 43200.00 43264.00 43264.00 43072.00 43072.00 43136.00 43136.00 43200.00 43200.00 43264.00 43264.00 Next BBC frequencies: 8962.00 8962.00 9026.00 9026.00 9090.00 9090.00 9154.00 9154.00 8962.00 8962.00 9026.00 9026.00 9090.00 9090.00 9154.00 9154.00 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 OJ287 13 35 22 27.8 -85.2 4.7 57.3 0 0 12 00 00 12 05 00 --- 13 40 23 26.8 -84.5 4.7 57.2 300 77 12 00 01 12 10 00 OJ287 13 45 23 25.8 -83.8 4.8 57.0 298 77 12 10 00 12 15 00 --- 13 50 24 24.8 -83.1 4.9 56.9 300 155 12 10 01 12 20 00 OJ287 13 55 25 23.8 -82.4 5.0 56.8 298 155 12 20 00 12 25 00 --- 14 00 26 22.8 -81.7 5.1 56.6 300 232 12 20 01 12 30 00 OJ287 14 05 27 21.9 -81.0 5.2 56.5 298 232 12 30 00 12 35 00 --- 14 10 28 20.9 -80.3 5.2 56.3 300 309 12 30 01 12 40 00 OJ287 14 15 28 19.9 -79.6 5.3 56.1 298 309 12 40 00 12 45 00 --- 14 20 29 18.9 -78.9 5.4 55.9 300 386 12 40 01 12 50 00 OJ287 14 25 30 17.9 -78.2 5.5 55.7 298 386 12 50 00 12 55 00 --- 14 30 31 17.0 -77.5 5.6 55.5 300 464 12 50 01 13 00 00 OJ287 14 35 32 16.0 -76.8 5.7 55.2 298 464 13 00 00 13 05 00 --- 14 40 32 15.0 -76.1 5.7 55.0 300 541 13 00 01 13 10 00 J1159+2914 14 45 33 54.9 268.5 2.7 65.1 180 541 13 10 00 13 15 00 =1156+295 14 50 34 53.9 269.3 2.8 65.2 300 618 13 10 01 13 20 00 J1159+2914 14 55 35 52.9 270.1 2.9 65.2 298 618 13 20 00 13 30 00 =1156+295 15 05 37 50.9 271.6 3.1 65.1 600 773 13 20 01 13 35 00 J1159+2914 15 10 37 49.9 272.3 3.2 65.1 298 773 13 35 00 13 45 00 =1156+295 15 20 39 47.9 273.7 3.3 64.9 600 927 13 35 01 13 50 00 J1159+2914 15 25 40 46.9 274.4 3.4 64.8 298 927 13 50 00 14 00 00 =1156+295 15 35 41 44.9 275.7 3.6 64.6 600 1082 13 50 01 14 05 00 J1159+2914 15 40 42 43.9 276.4 3.7 64.4 298 1082 14 05 00 14 15 00 =1156+295 15 50 44 42.0 277.7 3.8 64.1 600 1237 14 05 01 14 20 00 J1159+2914 15 55 45 41.0 278.3 3.9 63.9 298 1237 14 20 00 14 30 00 =1156+295 16 05 46 39.0 279.6 4.1 63.5 600 1391 14 20 01 Schedule for KVNPC (Code Kc ) 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 ---------------------------------------------------------------------------------------- --- Thu 6 Jun 2024 Day 158 --- 14 35 00 J1159+2914 16 10 47 38.0 280.2 4.2 63.3 298 1391 14 35 00 14 45 00 =1156+295 16 20 49 36.1 281.5 4.3 62.8 600 1546 14 35 01 14 50 00 J1159+2914 16 25 50 35.1 282.1 4.4 62.6 298 1546 14 50 00 14 55 00 =1156+295 16 30 51 34.2 282.7 4.5 62.3 300 1623 14 50 01 14 57 00 J1159+2914 16 32 51 33.8 283.0 4.5 62.2 118 1623 14 57 00 15 00 00 =1156+295 16 35 51 33.2 283.3 4.6 62.0 180 1669 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.Q2048glob --- 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: 8 Station: KVNPC Total bit rate: 2048 Format: VDIF Bits per sample: 2 Sample rate: 64.000 Number of channels: 16 DBE type: Speedup factor: 1.00 Disk used to record data. 1st LO= 34110.00 34110.00 34110.00 34110.00 34110.00 34110.00 34110.00 34110.00 34110.00 34110.00 34110.00 34110.00 34110.00 34110.00 34110.00 34110.00 Net SB= L U L U L U L U L U L U L U L U IF SB = U U U U U U U U U U U U U U U U Pol. = LCP LCP LCP LCP LCP LCP LCP LCP RCP RCP RCP RCP RCP RCP RCP RCP BBC = 2 2 2 2 2 2 2 2 3 3 3 3 3 3 3 3 BBC SB= L U L U L U L U L U L U L U L U IF = A A A A A A A A B B B B B B B B The following frequency sets based on these setups were used. Frequency Set: 8 Setup file default. Used with PCAL = off LO sum= 43072.00 43072.00 43136.00 43136.00 43200.00 43200.00 43264.00 43264.00 43072.00 43072.00 43136.00 43136.00 43200.00 43200.00 43264.00 43264.00 BBC fr= 8962.00 8962.00 9026.00 9026.00 9090.00 9090.00 9154.00 9154.00 8962.00 8962.00 9026.00 9026.00 9090.00 9090.00 9154.00 9154.00 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: 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 11.661640 0.00 J0854+2006 20 17 58.41740 * 20 06 30.64085 20 01 02.36173 0.00 0851+202 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc J0854+20 GSFC 2016a X/S astro solution, 270807 observations. 1156+295 11 56 57.786211 * 11 59 31.833912 12 00 47.340690 0.00 * J1159+2914 29 31 25.73880 * 29 14 43.82690 29 06 43.71269 0.00 J1159+29 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc GSFC 2016a X/S astro solution, 78215 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 OJ287 sess224.Q2048glob 1 2 3 4 5 8 0.583 16.333 J1159+2914 sess224.Q2048glob 1 2 3 4 5 8 1.217 34.067 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) OJ287 54.5 J1159+2914 91.2 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