COVER INFORMATION Station: JODRELL2 (Code J2 ) Experiment: Phase-referencing observations with the EVN+FAST Exp. Code: FT046 Schedule Version: 1.00 Processed by SCHED version: 11.60 Release 11.6; April 2020 PI: Jun Yang Address: Onsala Space Observatory SE-439 92 Onsala Sweden Phone: +46 31 7725531 EMAIL: jun.yang@chalmers.se Fax: +46 31 7725590 Phone during observation: +46 31 7725531 Observing mode: 1024-16-2 Notes: 1024 Mbps, 16x16 MHz, RCP & LCP, 2 bit sampling L Band/1.6 GHz, phase-referencing observations EF requires the longer slewing time at high EL e-MERLIN out-stations revert back to 2-bit sampling Schedule for JODRELL2 (Code J2 ) Page 2 Phase-referencing observations with the EVN+FAST 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 ---------------------------------------------------------------------------------------- --- Sun 5 Jun 2022 Day 156 --- Next scan frequencies: 1308.00 1308.00 1308.00 1308.00 1372.00 1372.00 1372.00 1372.00 Next BBC frequencies: 964.00 964.00 964.00 964.00 900.00 900.00 900.00 900.00 Next scan bandwidths: 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 05 00 00 J0358+5606 21 45 14 40.1 46.5 -6.3 -51.3 0 0 05 00 00 05 05 00 --- 21 50 14 40.6 47.1 -6.2 -52.0 300 39 05 00 01 05 07 25 J0355+5429 21 52 40 40.2 49.4 -6.1 -51.6 120 39 05 07 25 05 07 55 --- 21 53 10 40.3 49.5 -6.1 -51.7 30 43 05 07 26 05 08 35 J0353+5416 21 53 50 40.5 50.0 -6.0 -51.9 27 43 05 08 35 05 09 35 --- 21 54 50 40.6 50.1 -6.0 -52.0 60 50 05 08 36 05 10 15 J0355+5429 21 55 30 40.5 49.7 -6.0 -51.9 27 50 05 10 15 05 10 45 --- 21 56 00 40.6 49.8 -6.0 -52.0 30 54 05 10 16 05 11 40 J0359+5418 21 56 56 40.1 49.6 -6.1 -51.5 43 54 05 11 40 05 12 45 --- 21 58 01 40.2 49.7 -6.1 -51.6 65 62 05 11 41 05 13 40 J0355+5429 21 58 56 40.9 50.1 -6.0 -52.4 42 62 05 13 40 05 14 10 --- 21 59 26 41.0 50.2 -6.0 -52.4 30 66 05 13 41 05 15 05 J0359+5418 22 00 21 40.5 50.0 -6.0 -51.9 43 66 05 15 05 05 16 10 --- 22 01 26 40.6 50.1 -6.0 -52.0 65 75 05 15 06 05 17 05 J0355+5429 22 02 21 41.3 50.5 -5.9 -52.8 42 75 05 17 05 05 17 35 --- 22 02 52 41.4 50.6 -5.9 -52.9 30 79 05 17 06 05 18 15 J0353+5416 22 03 32 41.6 51.2 -5.9 -53.1 27 79 05 18 15 05 19 15 --- 22 04 32 41.7 51.3 -5.8 -53.2 60 86 05 18 16 05 19 55 J0355+5429 22 05 12 41.6 50.9 -5.9 -53.2 27 86 05 19 55 05 20 25 --- 22 05 42 41.7 50.9 -5.9 -53.2 30 90 05 19 56 05 21 20 J0359+5418 22 06 37 41.2 50.7 -5.9 -52.7 43 90 05 21 20 05 22 25 --- 22 07 42 41.3 50.8 -5.9 -52.8 65 99 05 21 21 05 23 20 J0355+5429 22 08 37 42.0 51.3 -5.8 -53.6 42 99 05 23 20 05 23 50 --- 22 09 08 42.1 51.3 -5.8 -53.7 30 102 05 23 21 05 24 45 J0359+5418 22 10 03 41.6 51.1 -5.9 -53.1 43 102 05 24 45 05 25 50 --- 22 11 08 41.7 51.2 -5.8 -53.3 65 111 05 24 46 05 26 45 J0355+5429 22 12 03 42.4 51.7 -5.8 -54.0 42 111 05 26 45 05 27 15 --- 22 12 33 42.5 51.7 -5.7 -54.1 30 115 05 26 46 Schedule for JODRELL2 (Code J2 ) Page 3 Phase-referencing observations with the EVN+FAST 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 ---------------------------------------------------------------------------------------- --- Sun 5 Jun 2022 Day 156 --- 05 27 55 J0353+5416 22 13 13 42.7 52.3 -5.7 -54.3 27 115 05 27 55 05 28 55 --- 22 14 13 42.9 52.4 -5.7 -54.5 60 122 05 27 56 05 29 35 J0355+5429 22 14 53 42.8 52.0 -5.7 -54.4 27 122 05 29 35 05 30 05 --- 22 15 24 42.8 52.0 -5.7 -54.5 30 126 05 29 36 05 31 00 J0359+5418 22 16 19 42.3 51.8 -5.8 -53.9 43 126 05 31 00 05 32 05 --- 22 17 24 42.5 52.0 -5.7 -54.0 65 135 05 31 01 05 33 00 J0355+5429 22 18 19 43.2 52.4 -5.7 -54.8 42 135 05 33 00 05 33 30 --- 22 18 49 43.2 52.4 -5.6 -54.9 30 138 05 33 01 05 34 25 J0359+5418 22 19 44 42.7 52.2 -5.7 -54.3 43 138 05 34 25 05 35 30 --- 22 20 49 42.9 52.4 -5.7 -54.5 65 147 05 34 26 05 36 25 J0355+5429 22 21 45 43.6 52.8 -5.6 -55.3 42 147 05 36 25 05 36 55 --- 22 22 15 43.7 52.8 -5.6 -55.3 30 151 05 36 26 05 37 35 J0353+5416 22 22 55 43.9 53.4 -5.5 -55.5 26 151 05 37 35 05 38 35 --- 22 23 55 44.0 53.5 -5.5 -55.7 60 158 05 37 36 05 39 15 J0355+5429 22 24 35 43.9 53.1 -5.5 -55.6 27 158 05 39 15 05 39 45 --- 22 25 05 44.0 53.1 -5.5 -55.7 30 162 05 39 16 05 40 40 J0359+5418 22 26 00 43.5 53.0 -5.6 -55.1 43 162 05 40 40 05 41 45 --- 22 27 05 43.6 53.1 -5.6 -55.2 65 171 05 40 41 05 42 40 J0355+5429 22 28 01 44.3 53.5 -5.5 -56.0 42 171 05 42 40 05 43 10 --- 22 28 31 44.4 53.5 -5.5 -56.1 30 175 05 42 41 05 44 05 J0359+5418 22 29 26 43.9 53.4 -5.5 -55.5 43 175 05 44 05 05 45 10 --- 22 30 31 44.0 53.5 -5.5 -55.7 65 183 05 44 06 05 46 05 J0355+5429 22 31 26 44.8 53.9 -5.4 -56.5 42 183 05 46 05 05 46 35 --- 22 31 56 44.8 53.9 -5.4 -56.5 30 187 05 46 06 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess222.H2048fast --- 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: 5 Station: JODRELL2 Total bit rate: 1024 Format: VDIF Bits per sample: 2 Sample rate: 64.000 Number of channels: 8 DBE type: DBBC_DDC Speedup factor: 1.00 Disk used to record data. 1st LO= 2272.00 2272.00 2272.00 2272.00 2272.00 2272.00 2272.00 2272.00 Net SB= L L U U L L U U IF SB = L L L L L L L L Pol. = RCP LCP RCP LCP RCP LCP RCP LCP BBC = 1 9 1 9 2 10 2 10 BBC SB= U U L L U U L L IF = A2 B2 A2 B2 A2 B2 A2 B2 The following frequency sets based on these setups were used. Frequency Set: 4 Setup file default. Used with PCAL = off LO sum= 1308.00 1308.00 1308.00 1308.00 1372.00 1372.00 1372.00 1372.00 BBC fr= 964.00 964.00 964.00 964.00 900.00 900.00 900.00 900.00 Bandwd= 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 Matching frequency sets: 4 Track assignments are: track1= 1, 2, 3, 4, 5, 6, 7, 8 barrel=roll_off POSITIONS OF SOURCES USED IN RECORDING SCANS Source Source position (RA/Dec) Error (B1950) (J2000) (Date) (mas) * J0355+5429 03 51 45.131429 * 03 55 38.420300 03 57 19.712379 0.00 54 20 39.58889 * 54 29 24.16400 54 33 10.74826 0.00 From catalog imbedded in main SCHED input file. * J0353+5416 03 49 23.972151 * 03 53 16.147400 03 54 56.962513 0.00 54 08 03.15465 * 54 16 56.49900 54 20 46.83471 0.00 From catalog imbedded in main SCHED input file. * J0359+5418 03 56 02.856493 * 03 59 56.537200 04 01 37.997455 0.00 54 10 25.26062 * 54 18 53.73500 54 22 33.47429 0.00 From catalog imbedded in main SCHED input file. * J0358+5606 03 54 31.306950 * 03 58 30.188200 04 00 13.874588 0.00 55 58 10.41788 * 56 06 44.46100 56 10 26.43196 0.00 From catalog imbedded in main SCHED input file. 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 J0355+5429 sess222.H2048fast 1 2 3 4 5 6 7 8 9 10 0.108 4.875 J0353+5416 sess222.H2048fast 1 2 3 4 5 6 7 8 9 10 0.067 3.000 J0359+5418 sess222.H2048fast 1 2 3 4 5 6 7 8 9 10 0.144 6.500 J0358+5606 sess222.H2048fast 1 2 3 4 5 6 7 8 9 10 0.083 3.750 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) J0355+5429 33.7 J0353+5416 33.6 J0359+5418 33.3 J0358+5606 35.0 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