COVER INFORMATION Station: DSS63 (Code Ro ) Experiment: RadioAstron Imaging of high-redshift quasars Exp. Code: eg089d Schedule Version: 1.00 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: L-band, dual-pol Notes: L-band, Radioastron-compatible frequency setup P-CAL is ON Tsys is ON auto-level (AGC) is ON Schedule for DSS63 (Code Ro ) 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 ---------------------------------------------------------------------------------------- --- Fri 4 Mar 2016 Day 64 --- Next scan frequencies: 1668.00 1668.00 1668.00 1668.00 Next BBC frequencies: 288.00 288.00 288.00 288.00 Next scan bandwidths: 16.00 16.00 16.00 16.00 11 41 00 1508+572 22 14 40 25.4 324.6 7.1 54.1 0 0 11 41 00 11 50 30 --- 22 24 12 24.4 325.4 7.2 52.4 570 18 11 41 04 11 51 00 1508+572 22 24 42 24.3 325.5 7.2 52.4 20 18 11 51 00 12 00 30 --- 22 34 14 23.3 326.3 7.4 50.7 570 36 11 51 04 12 01 00 1508+572 22 34 44 23.2 326.4 7.4 50.6 20 36 12 01 00 12 10 30 --- 22 44 15 22.3 327.3 7.6 49.0 570 55 12 01 04 12 11 00 1508+572 22 44 45 22.2 327.4 7.6 48.9 20 55 12 11 00 12 20 30 --- 22 54 17 21.2 328.3 7.7 47.2 570 73 12 11 04 12 23 30 1849+670 22 57 17 47.4 329.5 4.1 96.5 64 73 12 23 30 12 33 30 --- 23 07 19 46.5 329.4 4.3 94.1 600 92 12 23 34 12 35 30 1508+572 23 09 19 19.8 329.8 8.0 44.6 3 92 12 35 30 12 45 00 --- 23 18 51 18.9 330.8 8.1 43.0 570 110 12 35 34 12 45 30 1508+572 23 19 21 18.8 330.9 8.1 42.9 20 110 12 45 30 12 55 00 --- 23 28 53 18.0 331.9 8.3 41.2 570 129 12 45 34 12 55 30 1508+572 23 29 23 17.9 331.9 8.3 41.1 20 129 12 55 30 13 05 00 --- 23 38 54 17.1 333.0 8.5 39.4 570 147 12 55 34 13 05 30 1508+572 23 39 24 17.0 333.0 8.5 39.3 20 147 13 05 30 13 15 00 --- 23 48 56 16.2 334.1 8.6 37.6 570 165 13 05 34 13 15 30 1508+572 23 49 26 16.2 334.1 8.6 37.5 20 165 13 15 30 13 23 50 --- 23 57 47 15.5 335.1 8.8 36.1 500 181 13 15 34 ---------- L-band VLBI scans. Space segment 02 ---------- 13 25 00 1508+572 23 58 58 15.4 335.2 8.8 35.8 60 181 13 25 00 13 38 00 --- 00 12 00 14.4 336.7 9.0 33.5 780 206 13 25 04 13 38 30 1508+572 00 12 30 14.4 336.8 9.0 33.4 20 206 13 38 30 13 51 30 --- 00 25 32 13.4 338.3 9.3 31.1 780 231 13 38 34 13 52 00 1508+572 00 26 02 13.4 338.4 9.3 31.0 20 231 13 52 00 14 05 00 --- 00 39 04 12.5 340.0 9.5 28.6 780 256 13 52 04 Schedule for DSS63 (Code Ro ) 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 ---------------------------------------------------------------------------------------- --- Fri 4 Mar 2016 Day 64 --- ---------- L-band VLBI scans. Ground-only segment 02 ---------- 14 06 00 1508+572 00 40 04 12.4 340.1 9.5 28.4 50 256 14 06 00 14 15 30 --- 00 49 36 11.8 341.3 9.7 26.6 570 274 14 06 04 14 16 00 1508+572 00 50 06 11.8 341.3 9.7 26.6 20 274 14 16 00 14 25 30 --- 00 59 37 11.2 342.5 9.8 24.8 570 292 14 16 04 14 26 00 1508+572 01 00 08 11.2 342.6 9.8 24.7 20 292 14 26 00 14 35 30 --- 01 09 39 10.7 343.8 10.0 22.9 570 311 14 26 04 14 38 30 1849+670 01 12 40 34.6 332.0 6.4 66.8 73 311 14 38 30 14 48 30 --- 01 22 41 33.7 332.5 6.6 64.8 600 330 14 38 34 14 50 30 1508+572 01 24 42 9.9 345.7 10.2 20.1 14 330 14 50 30 15 00 00 --- 01 34 13 9.5 347.0 10.4 18.3 570 348 14 50 34 15 00 30 1508+572 01 34 43 9.5 347.0 10.4 18.2 20 348 15 00 30 15 10 00 --- 01 44 15 9.1 348.3 10.6 16.5 570 366 15 00 34 15 10 30 1508+572 01 44 45 9.1 348.4 10.6 16.4 20 366 15 10 30 15 20 00 --- 01 54 16 8.7 349.6 10.7 14.6 570 385 15 10 34 15 20 30 1508+572 01 54 47 8.7 349.7 10.7 14.5 20 385 15 20 30 15 30 00 --- 02 04 18 8.4 351.0 10.9 12.7 570 403 15 20 34 15 30 30 1508+572 02 04 48 8.4 351.0 10.9 12.6 20 403 15 30 30 15 43 20 --- 02 17 40 8.0 352.8 11.1 10.1 770 428 15 30 34 ---------- L-band VLBI scans. Space segment 03 ---------- 15 45 00 1508+572 02 19 21 8.0 353.0 11.1 9.8 90 428 15 45 00 15 58 00 --- 02 32 23 7.7 354.8 11.4 7.3 780 452 15 45 04 15 58 30 1508+572 02 32 53 7.7 354.8 11.4 7.2 20 452 15 58 30 16 11 30 --- 02 45 55 7.5 356.6 11.6 4.7 780 477 15 58 34 16 12 00 1508+572 02 46 25 7.5 356.7 11.6 4.6 20 477 16 12 00 16 25 00 --- 02 59 27 7.4 358.5 11.8 2.1 780 502 16 12 04 ---------- L-band VLBI scans. Ground-only segment 03 ---------- 16 26 00 1508+572 03 00 27 7.4 358.6 11.8 1.9 50 502 16 26 00 16 35 30 --- 03 09 59 7.4 359.9 12.0 0.1 570 521 16 26 04 Schedule for DSS63 (Code Ro ) 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 ---------------------------------------------------------------------------------------- --- Fri 4 Mar 2016 Day 64 --- 16 36 00 1508+572 03 10 29 7.4 360.0-12.0 -0.0 20 521 16 36 00 16 45 30 --- 03 20 00 7.4 361.3-11.8 -1.8 570 539 16 36 04 16 46 00 1508+572 03 20 31 7.4 361.4-11.8 -1.9 20 539 16 46 00 16 55 30 --- 03 30 02 7.5 362.7-11.7 -3.8 570 557 16 46 04 16 57 40 1849+670 03 32 12 23.8 341.2 8.7 39.1 33 557 16 57 40 17 07 40 --- 03 42 14 23.2 342.0 8.9 37.1 600 576 16 57 44 17 12 00 2021+614 03 46 35 26.2 330.4 7.4 52.3 202 576 17 12 00 17 22 00 --- 03 56 36 25.2 331.3 7.6 50.5 600 596 17 12 04 17 24 00 1508+572 03 58 37 7.9 366.6-11.2 -9.2 -32 596 17 24 00 17 33 30 --- 04 08 08 8.2 367.9-11.0 -11.0 538 614 17 24 04 17 34 00 1508+572 04 08 38 8.2 367.9-11.0 -11.1 20 614 17 34 00 17 43 30 --- 04 18 10 8.5 369.2-10.9 -12.9 570 632 17 34 04 17 44 00 1508+572 04 18 40 8.5 369.3-10.9 -13.0 20 632 17 44 00 17 53 30 --- 04 28 12 8.8 370.6-10.7 -14.8 570 650 17 44 04 17 54 00 1508+572 04 28 42 8.8 370.6-10.7 -14.9 20 650 17 54 00 18 03 30 --- 04 38 13 9.2 371.9-10.5 -16.7 570 668 17 54 04 18 04 00 1508+572 04 38 43 9.2 372.0-10.5 -16.8 20 668 18 04 00 18 13 30 --- 04 48 15 9.6 373.2-10.4 -18.6 570 687 18 04 04 18 14 00 1508+572 04 48 45 9.6 373.3-10.4 -18.7 20 687 18 14 00 18 19 30 --- 04 54 16 9.8 374.0-10.3 -19.8 330 697 18 14 04 ---------- L-band VLBI scans. Space segment 04 ---------- 18 20 00 1508+572 04 54 46 9.9 374.1-10.3 -19.9 20 697 18 20 00 18 34 45 --- 05 09 33 10.6 376.0-10.0 -22.6 885 726 18 20 04 18 35 15 1508+572 05 10 04 10.6 376.0-10.0 -22.7 20 726 18 35 15 18 50 00 --- 05 24 51 11.4 377.9 -9.8 -25.4 885 754 18 35 19 ---------- L-band VLBI scans. Ground-only segment 04 ---------- 18 51 00 1508+572 05 25 51 11.5 378.0 -9.7 -25.6 50 754 18 51 00 19 00 30 --- 05 35 23 12.1 379.2 -9.6 -27.4 570 772 18 51 04 19 02 40 1849+670 05 37 33 18.4 352.8 10.8 14.3 13 772 19 02 40 19 12 40 --- 05 47 35 18.2 353.8 11.0 12.3 600 791 19 02 44 Schedule for DSS63 (Code Ro ) 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 ---------------------------------------------------------------------------------------- --- Fri 4 Mar 2016 Day 64 --- 19 17 00 2021+614 05 51 55 16.5 342.4 9.5 29.0 202 791 19 17 00 19 27 00 --- 06 01 57 16.0 343.5 9.7 27.1 600 811 19 17 04 19 29 00 1508+572 06 03 57 14.0 382.7 -9.1 -32.6 -48 811 19 29 00 19 39 00 --- 06 13 59 14.8 383.9 -8.9 -34.4 552 830 19 29 04 19 39 30 1508+572 06 14 29 14.8 383.9 -8.9 -34.5 20 830 19 39 30 19 49 30 --- 06 24 31 15.6 385.1 -8.8 -36.3 600 849 19 39 34 19 50 00 1508+572 06 25 01 15.6 385.1 -8.8 -36.4 20 849 19 50 00 20 00 00 --- 06 35 02 16.5 386.3 -8.6 -38.2 600 868 19 50 04 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: ra18cm2.set Matching groups in ./eg089d_freq.dat: ro18cm LO from Harbison, e-mail 20/03/97. other values guesses Setup group: 3 Station: DSS63 Total bit rate: 256 Format: MKIV1:4 Bits per sample: 2 Sample rate: 32.000 Number of channels: 4 DBE type: Speedup factor: 1.00 Disk used to record data. 1st LO= 1380.00 1380.00 1380.00 1380.00 Net SB= L L U U IF SB = U U U U Pol. = RCP LCP RCP LCP BBC = 2 1 2 1 BBC SB= L L U U IF = 2N 1N 2N 1N The following frequency sets based on these setups were used. Frequency Set: 14 Setup file default. Used with PCAL = 1MHz LO sum= 1668.00 1668.00 1668.00 1668.00 BBC fr= 288.00 288.00 288.00 288.00 Bandwd= 16.00 16.00 16.00 16.00 Matching frequency sets: 14 Track assignments are: track1= 2, 18, 3, 19 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 56.252985 0.00 85 16 41.77889 * 85 00 00.00000 84 54 29.90431 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 28.389286 0.00 J1510+5702 57 14 02.08966 * 57 02 43.37583 56 58 52.71241 0.00 ./eg089d_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 14.459139 0.00 J1849+6705 67 02 07.88049 * 67 05 41.68023 67 06 41.01151 0.00 ./eg089d_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 22.284079 0.00 J2022+6136 61 27 18.15575 * 61 36 58.80476 61 40 00.37365 0.00 ./eg089d_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 ra18cm2.set 11 2.933 0.000 1508+572 ra18cm2.set 1 2 3 4 5 6 7 10 12 13 14 8.153 584.572 1849+670 ra18cm2.set 1 2 3 4 5 6 7 10 12 13 14 0.667 49.658 2021+614 ra18cm2.set 1 2 3 4 5 6 7 10 12 13 14 0.333 24.000 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 101.0 1508+572 110.1 1849+670 85.7 2021+614 74.5 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