COVER INFORMATION Station: DSS63 (Code Ro ) Experiment: Arp 299-A at 1 Gb/s Exp. Code: EP087I Schedule Version: 3.00 Processed by SCHED version: 11.40 Release 11.4. March 14, 2015 PI: Miguel A. Perez-Torres Address: IAA - CSIC Glorieta de la Astronomia s/n 18008 Granada, Spain Phone: +34-665252538 EMAIL: torres@iaa.es Fax: Phone during observation: +34-665252538 Observing mode: 1024 Mbps Notes: Phase-ref of Arp 299 with the full EVN Third epoch at 3.6 cm with the full EVN as this is a re-observation of EP087F, which failed Schedule for DSS63 (Code Ro ) Page 2 Arp 299-A at 1 Gb/s 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 26 Oct 2015 Day 299 --- Next scan frequencies: 8367.49 8367.49 8367.49 8367.49 8399.49 8399.49 8399.49 8399.49 8431.49 8431.49 8431.49 8431.49 8463.49 8463.49 8463.49 8463.49 Next BBC frequencies: 267.49 267.49 267.49 267.49 299.49 299.49 299.49 299.49 331.49 331.49 331.49 331.49 363.49 363.49 363.49 363.49 Next scan bandwidths: 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 00 45 00 4C39.25 02 44 21 17.2 413.1 -6.7 -51.5 0 0 00 45 00 00 46 00 --- 02 45 21 17.4 413.2 -6.7 -51.6 60 8 00 45 04 00 47 00 4C39.25 02 46 21 17.5 413.3 -6.7 -51.7 50 8 00 47 00 00 50 30 --- 02 49 51 18.0 413.7 -6.6 -52.1 210 35 00 47 04 00 53 50 J1128+5925 02 53 12 18.3 384.7 -8.6 -38.6 73 35 00 53 50 00 54 30 --- 02 53 52 18.3 384.8 -8.6 -38.7 40 40 00 53 54 00 54 30 ARP299 02 53 52 17.6 385.3 -8.6 -38.4 -13 40 No stop 00 57 30 --- 02 56 53 17.9 385.6 -8.5 -39.0 167 63 00 54 34 00 57 30 J1128+5925 02 56 53 18.6 385.1 -8.5 -39.2 -13 63 No stop 00 58 30 --- 02 57 53 18.7 385.2 -8.5 -39.4 47 70 00 57 34 00 58 30 ARP299 02 57 53 18.0 385.7 -8.5 -39.2 -13 70 No stop 01 01 30 --- 03 00 53 18.2 386.0 -8.5 -39.7 167 93 00 58 34 01 02 10 J1128+5925 03 01 33 19.0 385.6 -8.5 -40.1 27 93 01 02 10 01 02 45 --- 03 02 08 19.0 385.6 -8.4 -40.2 35 98 01 02 14 01 02 45 ARP299 03 02 08 18.3 386.2 -8.5 -39.9 -13 98 No stop 01 05 45 --- 03 05 09 18.6 386.5 -8.4 -40.5 167 121 01 02 49 01 05 45 J1128+5925 03 05 09 19.3 385.9 -8.4 -40.7 -13 121 No stop 01 06 45 --- 03 06 09 19.3 386.0 -8.4 -40.9 47 129 01 05 49 01 06 45 ARP299 03 06 09 18.7 386.6 -8.4 -40.7 -13 129 No stop 01 09 45 --- 03 09 10 18.9 386.9 -8.3 -41.2 167 152 01 06 49 01 10 25 J1128+5925 03 09 50 19.6 386.4 -8.3 -41.6 27 152 01 10 25 01 11 00 --- 03 10 25 19.7 386.5 -8.3 -41.7 35 156 01 10 29 01 11 00 ARP299 03 10 25 19.0 387.0 -8.3 -41.4 -13 156 No stop 01 14 00 --- 03 13 25 19.3 387.3 -8.3 -42.0 167 179 01 11 04 01 14 00 J1128+5925 03 13 25 20.0 386.8 -8.3 -42.2 -13 179 No stop 01 15 00 --- 03 14 25 20.0 386.9 -8.2 -42.4 47 187 01 14 04 Schedule for DSS63 (Code Ro ) Page 3 Arp 299-A at 1 Gb/s 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 26 Oct 2015 Day 299 --- 01 15 00 ARP299 03 14 25 19.4 387.4 -8.2 -42.1 -13 187 No stop 01 18 00 --- 03 17 26 19.6 387.8 -8.2 -42.7 167 210 01 15 04 01 18 40 J1128+5925 03 18 06 20.4 387.2 -8.2 -43.1 27 210 01 18 40 01 19 15 --- 03 18 41 20.4 387.3 -8.2 -43.2 35 214 01 18 44 01 19 15 ARP299 03 18 41 19.7 387.9 -8.2 -42.9 -13 214 No stop 01 22 15 --- 03 21 42 20.0 388.2 -8.1 -43.4 167 237 01 19 19 01 22 15 J1128+5925 03 21 42 20.7 387.6 -8.1 -43.7 -13 237 No stop 01 23 15 --- 03 22 42 20.8 387.7 -8.1 -43.9 47 245 01 22 19 01 23 15 ARP299 03 22 42 20.1 388.3 -8.1 -43.6 -13 245 No stop 01 26 15 --- 03 25 42 20.4 388.6 -8.1 -44.2 167 268 01 23 19 01 26 55 J1128+5925 03 26 22 21.1 388.0 -8.0 -44.6 27 268 01 26 55 01 27 30 --- 03 26 57 21.1 388.1 -8.0 -44.7 35 273 01 26 59 01 27 30 ARP299 03 26 57 20.5 388.7 -8.0 -44.4 -13 273 No stop 01 30 30 --- 03 29 58 20.8 389.0 -8.0 -44.9 167 296 01 27 34 01 30 30 J1128+5925 03 29 58 21.4 388.4 -8.0 -45.2 -13 296 No stop 01 31 30 --- 03 30 58 21.5 388.5 -8.0 -45.4 47 303 01 30 34 01 31 30 ARP299 03 30 58 20.9 389.1 -8.0 -45.1 -13 303 No stop 01 34 30 --- 03 33 59 21.1 389.4 -7.9 -45.6 167 326 01 31 34 01 35 10 J1128+5925 03 34 39 21.8 388.8 -7.9 -46.0 27 326 01 35 10 01 35 45 --- 03 35 14 21.9 388.9 -7.9 -46.2 35 331 01 35 14 01 35 45 ARP299 03 35 14 21.3 389.5 -7.9 -45.8 -13 331 No stop 01 38 45 --- 03 38 14 21.5 389.8 -7.9 -46.4 167 354 01 35 49 01 38 45 J1128+5925 03 38 14 22.2 389.2 -7.8 -46.7 -13 354 No stop 01 39 45 --- 03 39 14 22.3 389.3 -7.8 -46.9 47 362 01 38 49 01 39 45 ARP299 03 39 14 21.6 389.9 -7.8 -46.6 -13 362 No stop 01 42 45 --- 03 42 15 21.9 390.2 -7.8 -47.1 167 385 01 39 49 01 43 25 J1128+5925 03 42 55 22.6 389.6 -7.8 -47.5 27 385 01 43 25 01 44 00 --- 03 43 30 22.7 389.7 -7.8 -47.6 35 389 01 43 29 01 44 00 ARP299 03 43 30 22.0 390.3 -7.8 -47.3 -13 389 No stop 01 47 00 --- 03 46 31 22.3 390.6 -7.7 -47.9 167 412 01 44 04 Schedule for DSS63 (Code Ro ) Page 4 Arp 299-A at 1 Gb/s 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 26 Oct 2015 Day 299 --- 01 47 00 J1128+5925 03 46 31 22.9 390.0 -7.7 -48.2 -13 412 No stop 01 48 00 --- 03 47 31 23.0 390.1 -7.7 -48.4 47 420 01 47 04 01 48 00 ARP299 03 47 31 22.4 390.7 -7.7 -48.0 -13 420 No stop 01 51 00 --- 03 50 31 22.7 391.0 -7.6 -48.6 167 443 01 48 04 01 51 40 J1128+5925 03 51 11 23.4 390.4 -7.6 -49.0 27 443 01 51 40 01 52 15 --- 03 51 47 23.4 390.4 -7.6 -49.1 35 447 01 51 44 01 52 15 ARP299 03 51 47 22.9 391.1 -7.6 -48.8 -13 447 No stop 01 55 15 --- 03 54 47 23.1 391.4 -7.6 -49.3 167 470 01 52 19 01 55 15 J1128+5925 03 54 47 23.7 390.7 -7.6 -49.7 -13 470 No stop 01 56 15 --- 03 55 47 23.8 390.8 -7.6 -49.8 47 478 01 55 19 01 56 15 ARP299 03 55 47 23.2 391.5 -7.6 -49.5 -13 478 No stop 01 59 15 --- 03 58 48 23.5 391.8 -7.5 -50.0 167 501 01 56 19 01 59 55 J1128+5925 03 59 28 24.2 391.1 -7.5 -50.5 27 501 01 59 55 02 00 30 --- 04 00 03 24.3 391.2 -7.5 -50.6 35 506 01 59 59 02 00 30 ARP299 04 00 03 23.7 391.9 -7.5 -50.2 -13 506 No stop 02 03 30 --- 04 03 03 24.0 392.2 -7.4 -50.8 167 529 02 00 34 02 03 30 J1128+5925 04 03 03 24.6 391.4 -7.4 -51.1 -13 529 No stop 02 04 30 --- 04 04 04 24.7 391.5 -7.4 -51.3 47 536 02 03 34 02 04 30 ARP299 04 04 04 24.1 392.2 -7.4 -51.0 -14 536 No stop 02 07 30 --- 04 07 04 24.4 392.5 -7.4 -51.5 166 559 02 04 34 02 08 10 J1128+5925 04 07 44 25.0 391.9 -7.4 -52.0 27 559 02 08 10 02 08 45 --- 04 08 19 25.1 391.9 -7.3 -52.1 35 564 02 08 14 02 08 45 ARP299 04 08 19 24.5 392.6 -7.4 -51.7 -14 564 No stop 02 11 45 --- 04 11 20 24.8 392.9 -7.3 -52.2 166 587 02 08 49 02 11 45 J1128+5925 04 11 20 25.4 392.2 -7.3 -52.6 -14 587 No stop 02 12 45 --- 04 12 20 25.5 392.3 -7.3 -52.8 46 595 02 11 49 02 12 45 ARP299 04 12 20 24.9 393.0 -7.3 -52.4 -14 595 No stop 02 15 45 --- 04 15 20 25.2 393.2 -7.2 -52.9 166 618 02 12 49 02 16 25 J1128+5925 04 16 01 25.9 392.6 -7.2 -53.4 26 618 02 16 25 02 17 00 --- 04 16 36 25.9 392.6 -7.2 -53.5 35 622 02 16 29 Schedule for DSS63 (Code Ro ) Page 5 Arp 299-A at 1 Gb/s 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 26 Oct 2015 Day 299 --- 02 17 00 ARP299 04 16 36 25.4 393.4 -7.2 -53.2 -14 622 No stop 02 20 00 --- 04 19 36 25.7 393.6 -7.2 -53.7 166 645 02 17 04 02 20 00 J1128+5925 04 19 36 26.2 392.9 -7.2 -54.1 -14 645 No stop 02 21 00 --- 04 20 36 26.3 393.0 -7.1 -54.3 46 653 02 20 04 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess315.X1024 Matching groups in /home/guest/rmc/SCHED/sched11.4/catalogs/freq.dat: ro4cm LO from Harbison, e-mail 20/03/97. other values guesses ****** Only 158.98 of 256.00 MHz total bandwidth is within the IFs in the setup file before any FREQ or DOPPLER shifts. Setup group: 6 Station: DSS63 Total bit rate: 1024 Format: MKIV1:2 Bits per sample: 2 Sample rate: 32.000 Number of channels: 16 DBE type: Speedup factor: 0.50 Disk used to record data. 1st LO= 8100.00 8100.00 8100.00 8100.00 8100.00 8100.00 8100.00 8100.00 8100.00 8100.00 8100.00 8100.00 8100.00 8100.00 8100.00 8100.00 Net SB= 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 Pol. = RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP BBC = 2 1 2 1 4 3 4 3 6 5 6 5 8 7 8 7 BBC SB= L L U U L L U U L L U U L L U U IF = 2N 1N 2N 1N 2N 1N 2N 1N 2N 1N 2N 1N 2N 1N 2N 1N The following frequency sets based on these setups were used. Frequency Set: 13 Setup file default. Used with PCAL = off LO sum= 8367.49 8367.49 8367.49 8367.49 8399.49 8399.49 8399.49 8399.49 8431.49 8431.49 8431.49 8431.49 8463.49 8463.49 8463.49 8463.49 BBC fr= 267.49 267.49 267.49 267.49 299.49 299.49 299.49 299.49 331.49 331.49 331.49 331.49 363.49 363.49 363.49 363.49 Bandwd= 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 Matching frequency sets: 13 Track assignments are: track1= 2, 10, 18, 26, 3, 11, 19, 27, 66, 74, 82, 90, 67, 75, 83, 91 barrel=roll_off POSITIONS OF SOURCES USED IN RECORDING SCANS Source Source position (RA/Dec) Error (B1950) (J2000) (Date) (mas) * ARP299 11 25 44.174219 * 11 28 33.622010 11 29 24.012711 0.00 58 50 18.17319 * 58 33 46.61000 58 28 24.31316 0.00 From catalog imbedded in main SCHED input file. * J1128+5925 11 25 23.181652 * 11 28 13.340676 11 29 03.867151 0.00 59 41 46.14397 * 59 25 14.79866 59 19 52.34319 0.00 From catalog imbedded in main SCHED input file. * 4C39.25 09 23 55.319215 * 09 27 03.013936 09 28 01.221680 0.30 J0927+3902 39 15 23.56645 * 39 02 20.85186 38 58 00.12031 0.16 0923+392 /home/guest/rmc/SCHED/sched11.4/catalogs/sources.gsfc J0927+39 GSFC 2015a astro solution, unpublished 245753 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 ARP299 sess315.X1024 1 2 3 4 5 6 7 10 11 12 13 1 + 4.250 329.157 J1128+5925 sess315.X1024 1 2 3 4 5 6 7 10 11 12 13 1 + 1.147 81.920 4C39.25 sess315.X1024 1 2 3 4 5 6 7 10 11 12 13 1 + 0.075 7.642 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) ARP299 77.2 J1128+5925 77.9 4C39.25 81.5 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