COVER INFORMATION Station: ONSALA85 (Code O8 ) Experiment: RadioAstron Imaging of high-redshift quasars Exp. Code: eg089c Schedule Version: 1.10 Processed by SCHED version: 11.40 Release 11.4. March 14, 2015 PI: Leonid Gurvits Address: Joint Institute for VLBI in Europe Oude Hoogeveensedijk 4 7991 PD Dwingeloo, The Netherlands Phone: +31 521 596 514 EMAIL: lgurvits@jive.eu Fax: +31 521 596 539 Phone during observation: +31 521 596 514 Observing mode: C-band, dual-pol Notes: C-band, Radioastron-compatible frequency setup P-CAL is ON Tsys is ON auto-level (AGC) is ON Schedule for ONSALA85 (Code O8 ) Page 2 RadioAstron Imaging of high-redshift quasars 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 ---------------------------------------------------------------------------------------- --- Wed 24 Feb 2016 Day 55 --- ---------- C-band VLBI scans. Space segment 01 ---------- Next scan frequencies: 4836.00 4836.00 4836.00 4836.00 Next BBC frequencies: 736.00 736.00 736.00 736.00 Next scan bandwidths: 16.00 16.00 16.00 16.00 13 00 00 1508+572 00 03 04 30.4 332.6 8.9 0.0 0 0 13 00 00 13 18 51 --- 00 21 58 29.2 335.2 9.2 0.0 1131 36 13 00 01 13 19 21 1508+572 00 22 28 29.2 335.3 9.2 0.0 24 36 13 19 21 13 38 18 --- 00 41 29 28.2 338.0 9.5 0.0 1137 73 13 19 22 13 38 48 1508+572 00 41 59 28.2 338.1 9.5 0.0 24 73 13 38 48 13 57 45 --- 01 00 59 27.3 340.8 9.8 0.0 1137 110 13 38 49 13 58 15 1508+572 01 01 29 27.3 340.9 9.9 0.0 24 110 13 58 15 14 17 12 --- 01 20 29 26.5 343.7 10.2 0.0 1137 146 13 58 16 14 17 42 1508+572 01 20 59 26.5 343.7 10.2 0.0 24 146 14 17 42 14 36 39 --- 01 39 59 25.8 346.5 10.5 0.0 1137 183 14 17 43 14 37 09 1508+572 01 40 29 25.8 346.6 10.5 0.0 24 183 14 37 09 14 56 06 --- 01 59 29 25.3 349.4 10.8 0.0 1137 220 14 37 10 14 56 36 1508+572 01 59 59 25.2 349.5 10.8 0.0 24 220 14 56 36 15 15 33 --- 02 19 00 24.8 352.3 11.1 0.0 1137 256 14 56 37 15 16 03 1508+572 02 19 30 24.8 352.4 11.2 0.0 24 256 15 16 03 15 35 00 --- 02 38 30 24.6 355.2 11.5 0.0 1137 293 15 16 04 ---------- C-band VLBI scans. Ground-only segment 01 ---------- 15 36 00 1508+572 02 39 30 24.5 355.4 11.5 0.0 54 293 15 36 00 15 46 00 --- 02 49 32 24.5 356.9 11.7 0.0 600 312 15 36 01 15 46 30 1508+572 02 50 02 24.4 356.9 11.7 0.0 24 312 15 46 30 15 56 00 --- 02 59 33 24.4 358.4 11.8 0.0 570 330 15 46 31 15 56 30 1508+572 03 00 03 24.4 358.4 11.8 0.0 24 330 15 56 30 16 06 00 --- 03 09 35 24.4 359.9 12.0 0.0 570 349 15 56 31 16 06 30 1508+572 03 10 05 24.4 359.9 12.0 0.0 24 349 16 06 30 16 16 00 --- 03 19 36 24.4 1.4-11.8 0.0 570 367 16 06 31 16 16 30 1508+572 03 20 07 24.4 1.4-11.8 0.0 24 367 16 16 30 16 26 00 --- 03 29 38 24.4 2.9-11.7 0.0 570 385 16 16 31 Schedule for ONSALA85 (Code O8 ) Page 3 RadioAstron Imaging of high-redshift quasars 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 ---------------------------------------------------------------------------------------- --- Wed 24 Feb 2016 Day 55 --- 16 26 30 1508+572 03 30 08 24.4 2.9-11.7 0.0 24 385 16 26 30 16 36 00 --- 03 39 40 24.5 4.4-11.5 0.0 570 404 16 26 31 16 36 30 1508+572 03 40 10 24.5 4.4-11.5 0.0 24 404 16 36 30 16 46 00 --- 03 49 41 24.6 5.9-11.3 0.0 570 422 16 36 31 16 46 30 1508+572 03 50 11 24.7 5.9-11.3 0.0 24 422 16 46 30 16 56 00 --- 03 59 43 24.8 7.4-11.2 0.0 570 441 16 46 31 16 56 30 1508+572 04 00 13 24.8 7.4-11.2 0.0 24 441 16 56 30 17 06 00 --- 04 09 45 25.0 8.8-11.0 0.0 570 459 16 56 31 17 06 30 1508+572 04 10 15 25.0 8.9-11.0 0.0 24 459 17 06 30 17 16 00 --- 04 19 46 25.2 10.3-10.8 0.0 570 477 17 06 31 17 16 30 1508+572 04 20 16 25.2 10.4-10.8 0.0 24 477 17 16 30 17 26 00 --- 04 29 48 25.5 11.8-10.7 0.0 570 496 17 16 31 17 41 00 2021+614 04 44 50 36.3 331.4 8.4 0.0 -85 496 17 41 00 17 51 00 --- 04 54 52 35.7 332.6 8.5 0.0 515 515 17 41 01 18 03 30 1508+572 05 07 24 26.7 17.3-10.1 0.0 -207 515 18 03 30 18 13 30 --- 05 17 26 27.2 18.8 -9.9 0.0 393 534 18 03 31 ---------- C-band VLBI scans. Space segment 02 ---------- 18 15 00 1508+572 05 18 56 27.2 19.0 -9.9 0.0 84 534 18 15 00 18 34 40 --- 05 38 39 28.2 21.9 -9.5 0.0 1180 572 18 15 01 18 35 10 1508+572 05 39 09 28.2 21.9 -9.5 0.0 24 572 18 35 10 18 54 50 --- 05 58 53 29.2 24.8 -9.2 0.0 1180 610 18 35 11 18 55 20 1508+572 05 59 23 29.3 24.8 -9.2 0.0 24 610 18 55 20 19 15 00 --- 06 19 06 30.4 27.6 -8.9 0.0 1180 648 18 55 21 ---------- C-band VLBI scans. Ground-only segment 02 ---------- 19 16 00 1508+572 06 20 06 30.5 27.7 -8.8 0.0 54 648 19 16 00 19 26 00 --- 06 30 08 31.1 29.2 -8.7 0.0 600 668 19 16 01 19 26 30 1508+572 06 30 38 31.2 29.2 -8.7 0.0 24 668 19 26 30 19 36 00 --- 06 40 09 31.8 30.5 -8.5 0.0 570 686 19 26 31 19 36 30 1508+572 06 40 39 31.9 30.6 -8.5 0.0 24 686 19 36 30 19 46 00 --- 06 50 11 32.5 31.9 -8.3 0.0 570 704 19 36 31 Schedule for ONSALA85 (Code O8 ) Page 4 RadioAstron Imaging of high-redshift quasars 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 ---------------------------------------------------------------------------------------- --- Wed 24 Feb 2016 Day 55 --- 19 46 30 1508+572 06 50 41 32.6 32.0 -8.3 0.0 24 704 19 46 30 19 56 00 --- 07 00 13 33.2 33.3 -8.2 0.0 570 723 19 46 31 19 56 30 1508+572 07 00 43 33.3 33.4 -8.2 0.0 24 723 19 56 30 20 06 00 --- 07 10 14 34.0 34.7 -8.0 0.0 570 741 19 56 31 20 06 30 1508+572 07 10 44 34.0 34.7 -8.0 0.0 24 741 20 06 30 20 16 00 --- 07 20 16 34.8 36.0 -7.8 0.0 570 759 20 06 31 20 16 30 1508+572 07 20 46 34.8 36.1 -7.8 0.0 24 759 20 16 30 20 26 00 --- 07 30 17 35.6 37.4 -7.7 0.0 570 778 20 16 31 20 26 30 1508+572 07 30 48 35.6 37.4 -7.7 0.0 24 778 20 26 30 20 36 00 --- 07 40 19 36.4 38.7 -7.5 0.0 570 796 20 26 31 20 36 30 1508+572 07 40 49 36.5 38.8 -7.5 0.0 24 796 20 36 30 20 46 00 --- 07 50 21 37.3 40.0 -7.3 0.0 570 814 20 36 31 20 46 30 1508+572 07 50 51 37.3 40.1 -7.3 0.0 24 814 20 46 30 20 56 00 --- 08 00 22 38.2 41.4 -7.2 0.0 570 833 20 46 31 20 59 00 1849+670 08 03 23 35.3 8.7-10.8 0.0 -13 833 20 59 00 21 09 00 --- 08 13 25 35.5 9.9-10.6 0.0 587 852 20 59 01 21 11 00 2021+614 08 15 25 29.1 359.1 11.9 0.0 48 852 21 11 00 21 21 00 --- 08 25 27 29.1 0.4-11.9 0.0 600 871 21 11 01 21 23 00 1508+572 08 27 27 40.7 44.9 -6.7 0.0 -159 871 21 23 00 21 32 30 --- 08 36 58 41.6 46.1 -6.6 0.0 411 890 21 23 01 21 33 00 1508+572 08 37 29 41.6 46.2 -6.5 0.0 24 890 21 33 00 21 42 30 --- 08 47 00 42.6 47.4 -6.4 0.0 570 908 21 33 01 21 43 00 1508+572 08 47 30 42.6 47.4 -6.4 0.0 24 908 21 43 00 21 52 30 --- 08 57 02 43.6 48.6 -6.2 0.0 570 927 21 43 01 21 53 00 1508+572 08 57 32 43.6 48.7 -6.2 0.0 24 927 21 53 00 22 02 30 --- 09 07 03 44.6 49.9 -6.1 0.0 570 945 21 53 01 22 03 00 1508+572 09 07 33 44.6 50.0 -6.0 0.0 24 945 22 03 00 22 09 40 --- 09 14 15 45.3 50.8 -5.9 0.0 400 958 22 03 01 Schedule for ONSALA85 (Code O8 ) Page 5 RadioAstron Imaging of high-redshift quasars 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 ---------------------------------------------------------------------------------------- --- Wed 24 Feb 2016 Day 55 --- ---------- C-band VLBI scans. Space segment 03 ---------- 22 10 00 1508+572 09 14 35 45.4 50.8 -5.9 0.0 14 958 22 10 00 22 29 45 --- 09 34 23 47.5 53.3 -5.6 0.0 1185 996 22 10 01 22 30 15 1508+572 09 34 53 47.5 53.4 -5.6 0.0 24 996 22 30 15 22 50 00 --- 09 54 41 49.7 55.8 -5.3 0.0 1185 1034 22 30 16 ---------- C-band VLBI scans. Ground-only segment 03 ---------- 22 52 00 1849+670 09 56 41 39.3 21.5 -8.9 0.0 -73 1034 22 52 00 23 00 00 --- 10 04 43 39.7 22.4 -8.7 0.0 407 1050 22 52 01 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: ra6cm2.set --- 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: 6 Station: ONSALA85 Total bit rate: 256 Format: VDIF Bits per sample: 2 Sample rate: 32.000 Number of channels: 4 DBE type: DBBC_DDC Speedup factor: 1.00 Disk used to record data. 1st LO= 4100.00 4100.00 4100.00 4100.00 Net SB= U U L L IF SB = U U U U Pol. = RCP LCP RCP LCP BBC = 1 9 1 9 BBC SB= U U L L IF = A1 C1 A1 C1 The following frequency sets based on these setups were used. Frequency Set: 5 Setup file default. Used with PCAL = 1MHz LO sum= 4836.00 4836.00 4836.00 4836.00 BBC fr= 736.00 736.00 736.00 736.00 Bandwd= 16.00 16.00 16.00 16.00 Matching frequency sets: 5 Track assignments are: track1= 1, 2, 3, 4 barrel=roll_off POSITIONS OF SOURCES USED IN RECORDING SCANS Source Source position (RA/Dec) Error (B1950) (J2000) (Date) (mas) * FAKERA 11 57 21.769299 * 12 00 00.000000 12 00 55.447445 0.00 85 16 41.77889 * 85 00 00.00000 84 54 27.27321 0.00 From catalog imbedded in main SCHED input file. fake circumpolar target for a TS to look at * 1508+572 15 08 45.204538 * 15 10 02.922371 15 10 28.014471 0.00 J1510+5702 57 14 02.08966 * 57 02 43.37583 56 58 52.08433 0.00 ./eg089c_sources.radioastron AGN, HIGHz, rfc_2013d Petrov, 2013, unpublished 2400 observations, RA-AO3-04, RA * 1849+670 18 49 16.505869 * 18 49 16.072282 18 49 13.997153 0.00 J1849+6705 67 02 07.88049 * 67 05 41.68023 67 06 42.60579 0.00 ./eg089c_sources.radioastron AGN, rfc_2013d Petrov, 2013, unpublished 7270 observations, RA-AO3-04, RA-AO2-12 * 2021+614 20 21 13.300234 * 20 22 06.681752 20 22 22.010385 0.00 J2022+6136 61 27 18.15575 * 61 36 58.80476 61 40 02.65366 0.00 ./eg089c_sources.radioastron AGN, CSO, rfc_2013d Petrov, 2013, unpublished 3249 observations, RA-AO3-04, RA-A 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 FAKERA ra6cm2.set 14 4.167 0.000 1508+572 ra6cm2.set 1 2 3 4 5 6 7 8 9 10 8.586 605.698 1849+670 ra6cm2.set 1 2 3 4 5 6 7 8 9 10 0.467 32.534 2021+614 ra6cm2.set 1 2 3 4 5 6 7 8 9 10 0.333 25.718 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) FAKERA 104.2 1508+572 108.6 1849+670 86.1 2021+614 75.3 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