COVER INFORMATION Station: URUMQI (Code Ur ) Experiment: Chasing the path of a precessing jet in a compact jetted radio galaxy Exp. Code: es110b Schedule Version: 2.00 Processed by SCHED version: 11.60 Release 11.6; April 2020 PI: Carlo Stanghellini Address: INAF-IRA via Gobetti 101 40129 Bologna Italy Phone: +39 051 6399392 EMAIL: carlo.stanghellini@inaf.it Fax: Phone during observation: +39 3473819403 Observing mode: Continuum Notes: # Please, make sure PHASE CAL is OFF # Schedule for URUMQI (Code Ur ) Page 2 Chasing the path of a precessing jet in a compact jetted radio galaxy 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 3 Mar 2024 Day 63 --- Next scan frequencies: 1626.49 1626.49 1626.49 1626.49 1690.49 1690.49 1690.49 1690.49 Next BBC frequencies: 1440.49 1440.49 1440.49 1440.49 1504.49 1504.49 1504.49 1504.49 Next scan bandwidths: 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 18 00 00 4C39.25 10 36 43 76.4 256.3 1.1 65.0 0 0 18 00 00 18 05 00 --- 10 41 44 75.5 258.0 1.2 65.8 300 38 18 00 01 18 15 10 0941-080 10 51 56 35.9 200.6 1.1 15.0 529 38 18 15 10 18 25 10 --- 11 01 58 35.2 203.6 1.3 17.1 600 115 18 15 11 18 25 31 0941-080 11 02 18 35.2 203.7 1.3 17.1 18 115 18 25 31 18 35 31 --- 11 12 20 34.4 206.5 1.5 19.1 600 192 18 25 32 18 35 55 J0942-0759 11 12 44 34.6 207.1 1.5 19.5 20 192 18 35 55 18 37 55 =0939-077 11 14 45 34.4 207.7 1.5 19.9 120 208 18 35 56 18 38 20 0941-080 11 15 09 34.2 207.3 1.5 19.7 20 208 18 38 20 18 48 20 --- 11 25 11 33.3 210.1 1.7 21.6 600 285 18 38 21 18 48 40 0941-080 11 25 31 33.3 210.2 1.7 21.7 18 285 18 48 40 18 58 40 --- 11 35 33 32.3 212.9 1.8 23.5 600 362 18 48 41 18 59 01 0941-080 11 35 54 32.3 213.0 1.9 23.6 18 362 18 59 01 19 09 01 --- 11 45 55 31.3 215.7 2.0 25.3 600 438 18 59 02 19 09 27 J0942-0759 11 46 22 31.4 216.3 2.0 25.7 22 438 19 09 27 19 11 27 =0939-077 11 48 22 31.2 216.8 2.1 26.1 120 454 19 09 28 19 11 53 0941-080 11 48 48 31.0 216.4 2.1 25.8 22 454 19 11 53 19 21 53 --- 11 58 49 29.8 219.0 2.2 27.5 600 531 19 11 54 19 22 13 0941-080 11 59 10 29.8 219.1 2.2 27.6 18 531 19 22 13 19 32 13 --- 12 09 12 28.6 221.6 2.4 29.1 600 608 19 22 14 19 32 39 J0942-0759 12 09 38 28.7 222.2 2.4 29.5 22 608 19 32 39 19 34 39 =0939-077 12 11 38 28.5 222.7 2.5 29.8 120 623 19 32 40 19 35 05 0941-080 12 12 04 28.3 222.3 2.5 29.6 22 623 19 35 05 19 45 05 --- 12 22 05 27.0 224.7 2.6 31.1 600 700 19 35 06 19 45 25 0941-080 12 22 26 27.0 224.8 2.6 31.1 18 700 19 45 25 19 55 25 --- 12 32 28 25.7 227.1 2.8 32.5 600 777 19 45 26 20 00 50 4C39.25 12 37 53 54.6 279.3 3.2 67.0 262 777 20 00 50 20 03 50 --- 12 40 53 54.1 279.7 3.2 66.9 180 800 20 00 51 Schedule for URUMQI (Code Ur ) Page 3 Chasing the path of a precessing jet in a compact jetted radio galaxy 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 3 Mar 2024 Day 63 --- 20 09 12 J1058+0133 12 46 17 41.7 216.9 1.8 25.8 255 800 20 09 12 20 12 12 =1055+018 12 49 17 41.4 217.8 1.8 26.4 180 823 20 09 13 20 13 59 J0942-0759 12 51 04 23.2 231.8 3.1 35.2 67 823 20 13 59 20 15 59 =0939-077 12 53 04 22.9 232.3 3.2 35.4 120 838 20 14 00 20 16 24 0941-080 12 53 30 22.8 231.9 3.1 35.3 22 838 20 16 24 20 26 24 --- 13 03 32 21.3 234.1 3.3 36.4 600 915 20 16 25 20 26 45 0941-080 13 03 52 21.3 234.1 3.3 36.5 18 915 20 26 45 20 36 45 --- 13 13 54 19.8 236.2 3.5 37.6 600 992 20 26 46 20 37 11 J0942-0759 13 14 20 19.8 236.8 3.5 37.8 22 992 20 37 11 20 39 11 =0939-077 13 16 20 19.5 237.2 3.5 38.0 120 1008 20 37 12 20 39 36 0941-080 13 16 46 19.3 236.8 3.5 37.9 21 1008 20 39 36 20 49 36 --- 13 26 47 17.8 238.9 3.7 38.9 600 1085 20 39 37 20 49 57 0941-080 13 27 08 17.7 239.0 3.7 38.9 18 1085 20 49 57 20 59 57 --- 13 37 10 16.2 241.0 3.9 39.9 600 1162 20 49 58 21 00 22 J0942-0759 13 37 35 16.2 241.5 3.9 40.1 22 1162 21 00 22 21 02 22 =0939-077 13 39 35 15.8 241.9 3.9 40.3 120 1177 21 00 23 21 02 48 0941-080 13 40 01 15.7 241.5 3.9 40.2 21 1177 21 02 48 21 12 48 --- 13 50 02 14.1 243.5 4.1 41.0 600 1254 21 02 49 21 13 08 0941-080 13 50 23 14.1 243.5 4.1 41.1 18 1254 21 13 08 21 23 08 --- 14 00 25 12.4 245.4 4.3 41.9 600 1331 21 13 09 21 23 34 J0942-0759 14 00 50 12.4 246.0 4.3 42.0 21 1331 21 23 34 21 25 34 =0939-077 14 02 51 12.0 246.4 4.3 42.2 120 1346 21 23 35 21 25 59 0941-080 14 03 16 11.9 246.0 4.3 42.1 21 1346 21 25 59 21 35 59 --- 14 13 17 10.3 247.8 4.5 42.8 600 1423 21 26 00 22 00 58 J1058+0133 14 38 21 25.9 245.0 3.6 41.2 1457 1423 22 00 58 22 03 58 =1055+018 14 41 21 25.4 245.7 3.7 41.4 180 1446 22 00 59 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess124.L1024 --- 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: 10 Station: URUMQI Total bit rate: 1024 Format: MARK5B 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= 186.00 186.00 186.00 186.00 186.00 186.00 186.00 186.00 Net SB= L L U U L L U U IF SB = U U U U U U U U Pol. = RCP LCP RCP LCP RCP LCP RCP LCP BBC = 1 9 1 9 2 10 2 10 BBC SB= L L U U L L U U IF = A2 C1 A2 C1 A2 C1 A2 C1 The following frequency sets based on these setups were used. Frequency Set: 8 Setup file default. Used with PCAL = off LO sum= 1626.49 1626.49 1626.49 1626.49 1690.49 1690.49 1690.49 1690.49 BBC fr= 1440.49 1440.49 1440.49 1440.49 1504.49 1504.49 1504.49 1504.49 Bandwd= 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 Matching frequency sets: 8 Track assignments are: track1= 10, 14, 2, 6, 12, 16, 4, 8 barrel=roll_off POSITIONS OF SOURCES USED IN RECORDING SCANS Source Source position (RA/Dec) Error (B1950) (J2000) (Date) (mas) * 4C39.25 09 23 55.319216 * 09 27 03.013937 09 28 35.046493 0.31 J0927+3902 39 15 23.56644 * 39 02 20.85185 38 56 04.22756 0.16 0923+392 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc J0927+39 GSFC 2016a X/S astro solution, 250526 observations. 0939-077 09 39 52.981827 * 09 42 21.461395 09 43 34.117131 0.08 * J0942-0759 -07 46 09.50325 *-07 59 53.20399 -08 06 35.47786 0.18 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc GSFC 2016a X/S astro solution, 150 observations. * 0941-080 09 41 08.642474 * 09 43 36.944446 09 44 49.515783 0.54 J0943-0819 -08 05 43.99166 *-08 19 30.81834 -08 26 14.62566 0.80 J0943-08 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc GSFC 2016a X/S astro solution, 49 observations. 1055+018 10 55 55.313730 * 10 58 29.605208 10 59 45.163168 0.01 * J1058+0133 01 50 03.53722 * 01 33 58.82372 01 26 07.62236 0.01 J1058+01 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc GSFC 2016a X/S astro solution, 8263 observations. * 3C286 13 28 49.657769 * 13 31 08.288061 13 32 16.400872 0.17 J1331+3030 30 45 58.64066 * 30 30 32.95930 30 22 51.70167 0.16 1328+307 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc J1331+30 GSFC 2016a X/S astro solution, 269 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 4C39.25 sess124.L1024 1 2 3 4 5 6 7 8 9 10 11 12 0.133 16.000 J0942-0759 sess124.L1024 1 2 3 4 5 6 7 8 9 10 11 12 0.633 58.732 0941-080 sess124.L1024 1 2 3 4 5 6 7 8 9 10 11 12 6.167 554.991 J1058+0133 sess124.L1024 1 2 3 4 5 6 7 8 9 10 11 12 0.100 11.249 3C286 sess124.L1024 1 2 3 4 5 6 9 10 11 12 0.175 9.716 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) 4C39.25 141.4 J0942-0759 156.0 0941-080 156.0 J1058+0133 175.1 3C286 137.0 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