COVER INFORMATION Station: TIANMA65 (Code T6 ) Experiment: ET048C Exp. Code: ET048C Schedule Version: 2.00 Processed by SCHED version: 11.60 Release 11.6; April 2020 PI: Oleg Titov Address: Geoscience Australia Cnr Jerrabomberra Avenue and Hindmarsh Drive Symonston ACT 2609 GPO Box 378 Canberra ACT 2601 Australia Phone: +61 2 6249 9064 EMAIL: Oleg.Titov@ga.gov.au Fax: Phone during observation: +61 2 6249 9064 Observing mode: Notes: Imaging extragalactic radio sources with extremely large radio-optical offsets Devided on 3 epochs: ET048A, ET048B, ET048C 6cm, 1024 Mbps, RCP & LCP, 2 bit sampling Prepared by Alexey Melnikov, aem@iaaras.ru Schedule for TIANMA65 (Code T6 ) Page 2 ET048C 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 ---------------------------------------------------------------------------------------- --- Mon 14 Mar 2022 Day 73 --- Next scan frequencies: 4958.49 4958.49 4958.49 4958.49 5022.49 5022.49 5022.49 5022.49 Next BBC frequencies: 758.49 758.49 758.49 758.49 822.49 822.49 822.49 822.49 Next scan bandwidths: 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 21 30 00 J1327+2210 17 04 28 41.3 273.1 3.6 67.3 0 0 21 30 00 21 33 00 =1324+224 17 07 28 40.6 273.5 3.7 67.3 180 23 21 30 01 21 33 00 J1310+3220 17 07 28 40.4 287.7 3.9 74.6 -31 23 No stop 21 40 00 =1308+326 17 14 29 39.0 288.2 4.0 74.0 389 77 21 33 01 21 41 00 J1333+2725 17 15 30 42.0 280.2 3.7 71.5 42 77 21 41 00 21 46 00 =1330+276 17 20 30 41.0 280.7 3.8 71.3 300 116 21 41 01 21 46 00 J1333+2725 17 20 30 41.0 280.7 3.8 71.3 -2 116 No stop 21 47 30 =1330+276 17 22 01 40.7 280.8 3.8 71.2 88 128 21 46 01 21 47 30 1328+254 17 22 01 39.4 278.3 3.8 69.3 -7 128 No stop 21 51 00 --- 17 25 31 38.6 278.7 3.9 69.1 203 155 21 47 31 21 51 00 J1333+2725 17 25 31 39.9 281.2 3.9 71.0 -7 155 No stop 21 52 30 =1330+276 17 27 01 39.6 281.3 3.9 70.9 83 166 21 51 01 21 52 30 1328+254 17 27 01 38.3 278.8 3.9 69.1 -7 166 No stop 21 56 00 --- 17 30 32 37.6 279.2 4.0 68.9 203 193 21 52 31 21 56 40 J1333+2725 17 31 12 38.7 281.7 4.0 70.7 33 193 21 56 40 21 58 10 =1330+276 17 32 42 38.4 281.9 4.0 70.6 90 205 21 56 41 21 58 10 1328+254 17 32 42 37.1 279.4 4.0 68.8 -7 205 No stop 22 01 40 --- 17 36 13 36.4 279.8 4.1 68.7 203 232 21 58 11 22 01 40 J1333+2725 17 36 13 37.7 282.2 4.0 70.4 -7 232 No stop 22 03 10 =1330+276 17 37 43 37.4 282.3 4.1 70.3 83 243 22 01 41 22 03 10 1328+254 17 37 43 36.1 279.9 4.1 68.6 -7 243 No stop 22 06 40 --- 17 41 14 35.3 280.3 4.2 68.4 203 271 22 03 11 22 07 20 J1333+2725 17 41 54 36.5 282.7 4.1 70.1 33 271 22 07 20 22 08 50 =1330+276 17 43 24 36.2 282.9 4.2 70.0 90 282 22 07 21 22 08 50 1328+254 17 43 24 34.9 280.5 4.2 68.3 -7 282 No stop 22 12 20 --- 17 46 55 34.1 280.9 4.3 68.2 203 309 22 08 51 22 12 20 J1333+2725 17 46 55 35.5 283.2 4.2 69.8 -7 309 No stop 22 13 50 =1330+276 17 48 25 35.1 283.3 4.2 69.7 83 321 22 12 21 Schedule for TIANMA65 (Code T6 ) Page 3 ET048C 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 ---------------------------------------------------------------------------------------- --- Mon 14 Mar 2022 Day 73 --- 22 13 50 1328+254 17 48 25 33.8 281.0 4.3 68.1 -7 321 No stop 22 17 20 --- 17 51 56 33.1 281.4 4.3 67.9 203 348 22 13 51 22 18 00 J1333+2725 17 52 36 34.3 283.7 4.3 69.4 33 348 22 18 00 22 19 30 =1330+276 17 54 06 34.0 283.9 4.3 69.3 90 359 22 18 01 22 19 30 1328+254 17 54 06 32.6 281.6 4.4 67.8 -7 359 No stop 22 23 00 --- 17 57 36 31.9 281.9 4.4 67.6 203 386 22 19 31 22 23 00 J1333+2725 17 57 36 33.2 284.2 4.4 69.1 -7 386 No stop 22 24 30 =1330+276 17 59 07 32.9 284.3 4.4 69.0 83 398 22 23 01 22 24 30 1328+254 17 59 07 31.6 282.1 4.5 67.5 -8 398 No stop 22 28 00 --- 18 02 37 30.8 282.4 4.5 67.4 202 425 22 24 31 22 28 40 J1333+2725 18 03 17 32.1 284.7 4.5 68.8 33 425 22 28 40 22 30 10 =1330+276 18 04 48 31.7 284.9 4.5 68.7 90 437 22 28 41 22 30 10 1328+254 18 04 48 30.4 282.7 4.6 67.2 -8 437 No stop 22 33 40 --- 18 08 18 29.6 283.0 4.6 67.0 202 464 22 30 11 22 33 40 J1333+2725 18 08 18 31.0 285.2 4.6 68.4 -7 464 No stop 22 35 10 =1330+276 18 09 48 30.7 285.4 4.6 68.3 83 475 22 33 41 22 35 10 1328+254 18 09 48 29.3 283.2 4.6 67.0 -8 475 No stop 22 38 40 --- 18 13 19 28.6 283.5 4.7 66.8 202 502 22 35 11 22 39 20 J1333+2725 18 13 59 29.8 285.8 4.7 68.0 33 502 22 39 20 22 40 50 =1330+276 18 15 29 29.5 285.9 4.7 67.9 90 514 22 39 21 22 40 50 1328+254 18 15 29 28.1 283.8 4.7 66.6 -8 514 No stop 22 44 20 --- 18 19 00 27.4 284.1 4.8 66.4 202 541 22 40 51 22 44 20 J1333+2725 18 19 00 28.8 286.2 4.7 67.7 -8 541 No stop 22 45 50 =1330+276 18 20 30 28.5 286.4 4.8 67.6 82 553 22 44 21 22 45 50 1328+254 18 20 30 27.1 284.3 4.8 66.3 -8 553 No stop 22 49 20 --- 18 24 01 26.4 284.6 4.9 66.1 202 580 22 45 51 22 50 00 J1333+2725 18 24 41 27.7 286.8 4.8 67.3 32 580 22 50 00 22 51 30 =1330+276 18 26 11 27.3 286.9 4.9 67.2 90 591 22 50 01 22 51 30 1328+254 18 26 11 25.9 284.9 4.9 66.0 -8 591 No stop 22 55 00 --- 18 29 42 25.2 285.2 5.0 65.8 202 618 22 51 31 Schedule for TIANMA65 (Code T6 ) Page 4 ET048C 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 ---------------------------------------------------------------------------------------- --- Mon 14 Mar 2022 Day 73 --- 22 55 00 J1333+2725 18 29 42 26.6 287.3 4.9 67.0 -8 618 No stop 22 56 30 =1330+276 18 31 12 26.3 287.4 5.0 66.9 82 630 22 55 01 22 56 30 1328+254 18 31 12 24.9 285.4 5.0 65.7 -8 630 No stop 23 00 00 --- 18 34 43 24.2 285.7 5.1 65.5 202 657 22 56 31 23 00 40 J1333+2725 18 35 23 25.5 287.8 5.0 66.6 32 657 23 00 40 23 02 10 =1330+276 18 36 53 25.2 288.0 5.0 66.4 90 669 23 00 41 23 02 10 1328+254 18 36 53 23.7 285.9 5.1 65.3 -8 669 No stop 23 05 40 --- 18 40 23 23.0 286.3 5.1 65.1 202 696 23 02 11 23 05 40 J1333+2725 18 40 23 24.4 288.3 5.1 66.2 -8 696 No stop 23 07 10 =1330+276 18 41 54 24.1 288.5 5.1 66.1 82 707 23 05 41 23 07 10 1328+254 18 41 54 22.7 286.5 5.2 65.0 -8 707 No stop 23 10 40 --- 18 45 24 22.0 286.8 5.2 64.8 202 734 23 07 11 23 11 20 J1333+2725 18 46 04 23.3 288.9 5.2 65.8 32 734 23 11 20 23 12 50 =1330+276 18 47 35 23.0 289.0 5.2 65.7 90 746 23 11 21 23 12 50 1328+254 18 47 35 21.5 287.1 5.3 64.6 -8 746 No stop 23 16 20 --- 18 51 05 20.8 287.4 5.3 64.4 202 773 23 12 51 23 16 20 J1333+2725 18 51 05 22.3 289.4 5.3 65.4 -8 773 No stop 23 17 50 =1330+276 18 52 35 22.0 289.5 5.3 65.3 82 785 23 16 21 23 17 50 1328+254 18 52 35 20.5 287.6 5.3 64.3 -8 785 No stop 23 21 20 --- 18 56 06 19.8 288.0 5.4 64.0 202 812 23 17 51 23 22 00 J1333+2725 18 56 46 21.1 290.0 5.4 64.9 32 812 23 22 00 23 23 30 =1330+276 18 58 16 20.8 290.1 5.4 64.8 90 823 23 22 01 23 23 30 1328+254 18 58 16 19.3 288.2 5.4 63.9 -8 823 No stop 23 27 00 --- 19 01 47 18.6 288.6 5.5 63.6 202 850 23 23 31 23 27 00 J1333+2725 19 01 47 20.1 290.5 5.5 64.5 -8 850 No stop 23 30 00 =1330+276 19 04 47 19.5 290.8 5.5 64.3 172 873 23 27 01 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess122.C1024 --- 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: 16 Station: TIANMA65 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= 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 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 5 1 5 2 6 2 6 BBC SB= L L U U L L U U IF = A4 B3 A4 B3 A4 B3 A4 B3 The following frequency sets based on these setups were used. Frequency Set: 7 Setup file default. Used with PCAL = off LO sum= 4958.49 4958.49 4958.49 4958.49 5022.49 5022.49 5022.49 5022.49 BBC fr= 758.49 758.49 758.49 758.49 822.49 822.49 822.49 822.49 Bandwd= 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 Matching frequency sets: 7 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) * 1328+254 13 28 15.929959 * 13 30 37.695072 13 31 41.190061 0.00 J1330+2509 25 24 37.58506 * 25 09 10.98324 25 02 12.09646 0.00 3C287 From catalog imbedded in main SCHED input file. Titov,ET048C 1308+326 13 08 07.560130 * 13 10 28.663850 13 11 32.041704 0.22 * J1310+3220 32 36 40.23884 * 32 20 43.78291 32 13 32.21631 0.20 J1310+32 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc GSFC 2016a X/S astro solution, 116159 observations. 1324+224 13 24 37.118627 * 13 27 00.861311 13 28 05.194029 0.00 * J1327+2210 22 26 22.70245 * 22 10 50.16289 22 03 49.11127 0.00 J1327+22 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc GSFC 2016a X/S astro solution, 46958 observations. 1330+276 13 30 47.332194 * 13 33 07.490724 13 34 10.307850 0.08 * J1333+2725 27 40 40.74242 * 27 25 18.38262 27 18 21.03569 0.11 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc GSFC 2016a X/S astro solution, 150 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 1328+254 sess122.C1024 1 2 3 4 5 6 7 8 9 10 11 12 + 1.108 204.668 J1310+3220 sess122.C1024 1 2 3 4 5 6 7 8 9 10 11 12 + 0.117 21.662 J1327+2210 sess122.C1024 1 2 3 4 5 6 7 8 9 10 11 12 + 0.050 10.500 J1333+2725 sess122.C1024 1 2 3 4 5 6 7 8 9 10 11 12 + 0.608 112.769 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) 1328+254 144.6 J1310+3220 143.0 J1327+2210 147.0 J1333+2725 142.8 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