COVER INFORMATION Station: HART (Code Hh ) Experiment: LSR J1835 global observations Exp. Code: GC039 Schedule Version: 2.00 Processed by SCHED version: 11.60 Release 11.6; April 2020 PI: Juan B. Climent Address: Dpto. Astronomia, Univ. Valencia Dr. Moliner 50 E-46100 Burjassot Valencia, Spain Phone: +34 963543078 EMAIL: cliojuan@uv.es Fax: Phone during observation: +34 963543078, +34629509130 Observing mode: Phase-referencing at 6cm (4 Gbps) Notes: Please, make sure PHASE CAL is OFF Version 2: Removed Nt and added Ys to stations; changed the scan order a little bit. Schedule for HART (Code Hh ) Page 2 LSR J1835 global observations 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 2 Nov 2023 Day 306 --- Next scan frequencies: 4644.00 4644.00 4644.00 4644.00 4708.00 4708.00 4708.00 4708.00 4772.00 4772.00 4772.00 4772.00 4836.00 4836.00 4836.00 4836.00 4900.00 4900.00 4900.00 4900.00 4964.00 4964.00 4964.00 4964.00 5028.00 5028.00 5028.00 5028.00 5092.00 5092.00 5092.00 5092.00 Next BBC frequencies: 44.00 44.00 44.00 44.00 108.00 108.00 108.00 108.00 172.00 172.00 172.00 172.00 236.00 236.00 236.00 236.00 300.00 300.00 300.00 300.00 364.00 364.00 364.00 364.00 428.00 428.00 428.00 428.00 492.00 492.00 492.00 492.00 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 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 16 12 50 1830+285 20 50 18 26.4 326.6 2.3 0.0 0 0 16 12 50 16 22 50 --- 21 00 19 25.2 324.6 2.4 0.0 600 309 16 12 51 16 23 20 J1848+3219 21 00 49 23.9 329.9 2.2 0.0 -5 309 16 23 20 16 25 20 =1846+322 21 02 50 23.6 329.5 2.2 0.0 115 371 16 23 21 16 25 20 LSRJ1835+325 21 02 50 21.6 327.5 2.4 0.0 -34 371 No stop 16 29 20 --- 21 06 50 21.1 326.8 2.5 0.0 206 495 16 25 21 16 29 20 J1848+3219 21 06 50 23.2 328.7 2.3 0.0 -33 495 No stop 16 31 20 =1846+322 21 08 51 22.9 328.3 2.3 0.0 87 556 16 29 21 16 31 20 LSRJ1835+325 21 08 51 20.8 326.4 2.5 0.0 -34 556 No stop 16 35 20 --- 21 12 51 20.3 325.7 2.6 0.0 206 680 16 31 21 16 35 40 J1848+3219 21 13 11 22.4 327.5 2.4 0.0 -13 680 16 35 40 16 37 40 =1846+322 21 15 12 22.2 327.1 2.4 0.0 107 742 16 35 41 16 37 40 LSRJ1835+325 21 15 12 20.0 325.3 2.6 0.0 -34 742 No stop 16 41 40 --- 21 19 12 19.5 324.6 2.7 0.0 206 866 16 37 41 16 41 40 J1848+3219 21 19 12 21.7 326.4 2.5 0.0 -33 866 No stop 16 43 40 =1846+322 21 21 13 21.4 326.0 2.5 0.0 87 927 16 41 41 16 43 40 LSRJ1835+325 21 21 13 19.3 324.2 2.7 0.0 -34 927 No stop 16 47 40 --- 21 25 13 18.7 323.5 2.8 0.0 206 1051 16 43 41 16 48 00 J1848+3219 21 25 33 20.9 325.3 2.6 0.0 -13 1051 16 48 00 16 50 00 =1846+322 21 27 34 20.6 324.9 2.6 0.0 107 1113 16 48 01 16 50 00 LSRJ1835+325 21 27 34 18.4 323.1 2.9 0.0 -34 1113 No stop 16 54 00 --- 21 31 34 17.9 322.5 2.9 0.0 206 1237 16 50 01 Schedule for HART (Code Hh ) Page 3 LSR J1835 global observations 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 2 Nov 2023 Day 306 --- 16 54 00 J1848+3219 21 31 34 20.1 324.2 2.7 0.0 -33 1237 No stop 16 56 00 =1846+322 21 33 35 19.8 323.8 2.7 0.0 87 1298 16 54 01 16 56 00 LSRJ1835+325 21 33 35 17.6 322.1 3.0 0.0 -34 1298 No stop 17 00 00 --- 21 37 35 17.0 321.5 3.0 0.0 206 1422 16 56 01 17 00 20 J1848+3219 21 37 55 19.2 323.1 2.8 0.0 -13 1422 17 00 20 17 02 20 =1846+322 21 39 56 19.0 322.7 2.8 0.0 107 1484 17 00 21 17 02 20 LSRJ1835+325 21 39 56 16.7 321.1 3.1 0.0 -34 1484 No stop 17 04 20 --- 21 41 56 16.4 320.8 3.1 0.0 86 1546 17 02 21 17 04 20 J1848+3219 21 41 56 18.7 322.4 2.9 0.0 -33 1546 No stop 17 06 20 =1846+322 21 43 56 18.4 322.1 2.9 0.0 87 1608 17 04 21 17 13 50 LSRJ1835+325 21 51 28 15.0 319.3 3.2 0.0 416 1608 17 13 50 17 18 50 --- 21 56 28 14.3 318.5 3.3 0.0 300 1762 17 13 51 17 18 50 J1848+3219 21 56 28 16.7 320.0 3.1 0.0 -33 1762 No stop 17 19 50 =1846+322 21 57 29 16.5 319.8 3.1 0.0 27 1793 17 18 51 17 19 50 LSRJ1835+325 21 57 29 14.1 318.3 3.3 0.0 -34 1793 No stop 17 22 50 --- 22 00 29 13.7 317.9 3.4 0.0 146 1886 17 19 51 17 23 10 J1848+3219 22 00 49 16.0 319.3 3.2 0.0 -13 1886 17 23 10 17 24 10 =1846+322 22 01 49 15.9 319.1 3.2 0.0 47 1917 17 23 11 17 24 10 LSRJ1835+325 22 01 49 13.5 317.7 3.4 0.0 -34 1917 No stop 17 28 10 --- 22 05 50 12.9 317.1 3.5 0.0 206 2040 17 24 11 17 28 10 J1848+3219 22 05 50 15.3 318.5 3.3 0.0 -33 2040 No stop 17 30 10 =1846+322 22 07 50 15.0 318.2 3.3 0.0 87 2102 17 28 11 17 30 10 LSRJ1835+325 22 07 50 12.6 316.8 3.5 0.0 -34 2102 No stop 17 34 10 --- 22 11 51 12.0 316.2 3.6 0.0 206 2226 17 30 11 17 34 30 J1848+3219 22 12 11 14.3 317.5 3.4 0.0 -13 2226 17 34 30 17 36 30 =1846+322 22 14 11 14.0 317.2 3.4 0.0 107 2288 17 34 31 17 36 30 LSRJ1835+325 22 14 11 11.6 315.9 3.6 0.0 -34 2288 No stop 17 40 30 --- 22 18 12 11.0 315.3 3.7 0.0 206 2411 17 36 31 17 40 30 J1848+3219 22 18 12 13.4 316.6 3.5 0.0 -33 2411 No stop 17 42 30 =1846+322 22 20 12 13.1 316.3 3.5 0.0 87 2473 17 40 31 Schedule for HART (Code Hh ) Page 4 LSR J1835 global observations 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 2 Nov 2023 Day 306 --- 17 46 50 J1848+3219 22 24 33 12.4 315.7 3.6 0.0 239 2473 17 46 50 17 48 50 =1846+322 22 26 33 12.1 315.4 3.6 0.0 120 2535 17 46 51 17 52 50 J1848+3219 22 30 34 11.5 314.8 3.7 0.0 219 2535 17 52 50 17 54 50 =1846+322 22 32 34 11.1 314.6 3.7 0.0 120 2597 17 52 51 17 59 10 J1848+3219 22 36 55 10.4 314.0 3.8 0.0 239 2597 17 59 10 18 01 10 =1846+322 22 38 55 10.1 313.7 3.8 0.0 120 2659 17 59 11 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess323.C4096glob Matching groups in /home/guest/rmc/SCHED/sched11.6/catalogs/freq_RDBE.dat: hh6cm_S2 Values confirmed by E-mail Jonathan Quick 20140219 (CR) ****** Only 474.00 of 1024.00 MHz total bandwidth is within the IFs in the setup file before any FREQ or DOPPLER shifts. Setup group: 14 Station: HART Total bit rate: 4096 Format: VDIF Bits per sample: 2 Sample rate: 64.000 Number of channels: 32 DBE type: DBBC_DDC Speedup factor: 1.00 Disk used to record data. 1st LO= 4600.00 4600.00 4600.00 4600.00 4600.00 4600.00 4600.00 4600.00 4600.00 4600.00 4600.00 4600.00 4600.00 4600.00 4600.00 4600.00 4600.00 4600.00 4600.00 4600.00 4600.00 4600.00 4600.00 4600.00 4600.00 4600.00 4600.00 4600.00 4600.00 4600.00 4600.00 4600.00 Net SB= L L U U L L U U L L U U L L U U 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 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 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 5 13 5 13 6 14 6 14 7 15 7 15 8 16 8 16 BBC SB= L L U U L L U U L L U U L L U U 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 B2 C1 B2 C1 B2 C1 B2 C1 B2 C1 B2 C1 B2 C1 B2 C1 The following frequency sets based on these setups were used. Frequency Set: 20 Setup file default. Used with PCAL = off LO sum= 4644.00 4644.00 4644.00 4644.00 4708.00 4708.00 4708.00 4708.00 4772.00 4772.00 4772.00 4772.00 4836.00 4836.00 4836.00 4836.00 4900.00 4900.00 4900.00 4900.00 4964.00 4964.00 4964.00 4964.00 5028.00 5028.00 5028.00 5028.00 5092.00 5092.00 5092.00 5092.00 BBC fr= 44.00 44.00 44.00 44.00 108.00 108.00 108.00 108.00 172.00 172.00 172.00 172.00 236.00 236.00 236.00 236.00 300.00 300.00 300.00 300.00 364.00 364.00 364.00 364.00 428.00 428.00 428.00 428.00 492.00 492.00 492.00 492.00 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 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: 20 Track assignments are: track1= 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32 barrel=roll_off POSITIONS OF SOURCES USED IN RECORDING SCANS Source Source position (RA/Dec) Error (B1950) (J2000) (Date) (mas) * LSRJ1835+325 18 33 46.939944 * 18 35 37.880123 18 36 29.447318 0.00 32 57 22.10206 * 32 59 53.31610 33 01 13.54290 0.00 From catalog imbedded in main SCHED input file. * 3C286 13 28 49.657769 * 13 31 08.288061 13 32 12.714019 0.17 J1331+3030 30 45 58.64066 * 30 30 32.95930 30 23 14.64827 0.16 1328+307 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc J1331+30 GSFC 2016a X/S astro solution, 269 observations. * OQ208 14 04 45.615156 * 14 07 00.394415 14 08 02.948680 0.24 J1407+2827 28 41 29.23515 * 28 27 14.69019 28 20 31.07746 0.35 1404+286 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc J1407+28 GSFC 2016a X/S astro solution, 68278 observations. * 1830+285 18 30 52.379792 * 18 32 50.185623 18 33 45.042077 0.03 J1832+2833 28 31 17.07914 * 28 33 35.95525 28 34 49.60151 0.04 J1832+28 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc GSFC 2016a X/S astro solution, 1329 observations. 1846+322 18 46 29.612030 * 18 48 22.088573 18 49 14.443362 0.00 * J1848+3219 32 15 36.66044 * 32 19 02.60384 32 20 49.03497 0.00 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc GSFC 2016a X/S astro solution, 38727 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 LSRJ1835+32sess323.C4096glob 1 2 3 4 5 7 9 19 20 3.417 449.163 3C286 sess323.C4096glob 1 2 3 4 5 7 9 19 0.167 15.084 OQ208 sess323.C4096glob 1 2 3 4 5 7 9 0.106 16.150 1830+285 sess323.C4096glob 1 2 3 4 5 7 9 19 20 0.233 25.354 J1848+3219 sess323.C4096glob 1 2 3 4 5 7 9 19 20 1.767 216.171 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) LSRJ1835+325 75.6 3C286 47.4 OQ208 43.5 1830+285 73.0 J1848+3219 77.7 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