COVER INFORMATION Station: GBTS (Code Gt ) Experiment: The nuclear structure in nearby AGN Exp. Code: gs032c Schedule Version: 1.00 Processed by SCHED version: 11.10 Version 11.1 Beta of about April 26, 201 PI: Tuomas Savolainen Address: MPIfR Bonn Auf dem Huegel 69 53121 Bonn, Germany Phone: +49 228 525 473 EMAIL: tsavolainen@mpifr-bonn.mpg.de Fax: +49 228 525 229 Phone during observation: +7 903 661 4865 Observing mode: C/K-band, dual-pol Notes: C/K-band, Radioastron-compatible frequency setup P-CAL is ON, Tsys is ON auto-level (AGC) is ON Please, send Mk5 disk packs to MPIfR-Bonn Schedule for GBTS (Code Gt ) Page 2 The nuclear structure in nearby AGN 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 5 Feb 2014 Day 36 --- ---------- Space segment 05: The following is to control the GBTS tracking station recorder ---------- Next scan frequencies: 4836.00 4836.00 4836.00 4836.00 Next BBC frequencies: 336.00 336.00 336.00 336.00 Next scan bandwidths: 16.00 16.00 16.00 16.00 03 00 00 FAKERA 06 41 25 39.2 6.5 -5.3 -96.1 0 0 03 00 00 03 09 30 --- 06 50 56 39.4 6.4 -5.2 -98.5 570 18 03 00 01 03 10 00 FAKERA 06 51 26 39.4 6.4 -5.2 -98.6 10 18 03 10 00 03 19 30 --- 07 00 58 39.6 6.4 -5.0 -101.0 570 37 03 10 01 03 20 00 FAKERA 07 01 28 39.6 6.4 -5.0 -101.2 10 37 03 20 00 03 30 00 --- 07 11 30 39.8 6.3 -4.8 -103.7 600 56 03 20 01 ---------- Space segment 06: The following is to control the GBTS tracking station recorder ---------- 04 45 00 FAKERA 08 26 42 41.3 5.4 -3.6 -123.0 4480 56 04 45 00 04 54 30 --- 08 36 14 41.5 5.3 -3.4 -125.5 570 74 04 45 01 04 55 00 FAKERA 08 36 44 41.5 5.3 -3.4 -125.6 10 74 04 55 00 05 04 30 --- 08 46 15 41.7 5.1 -3.2 -128.1 570 92 04 55 01 05 05 00 FAKERA 08 46 45 41.7 5.1 -3.2 -128.2 10 92 05 05 00 05 15 00 --- 08 56 47 41.9 4.9 -3.1 -130.8 600 112 05 05 01 ---------- Space segment 07: The following is to control the GBTS tracking station recorder ---------- 06 30 00 FAKERA 10 11 59 42.9 3.2 -1.8 -150.7 4480 112 06 30 00 06 39 30 --- 10 21 31 43.0 2.9 -1.7 -153.3 570 130 06 30 01 06 40 00 FAKERA 10 22 01 43.0 2.9 -1.6 -153.4 10 130 06 40 00 06 49 30 --- 10 31 33 43.1 2.6 -1.5 -156.0 570 148 06 40 01 06 50 00 FAKERA 10 32 03 43.1 2.6 -1.5 -156.1 10 148 06 50 00 07 00 00 --- 10 42 04 43.2 2.3 -1.3 -158.8 600 167 06 50 01 ---------- Space segment 08: The following is to control the GBTS tracking station recorder ---------- 08 15 00 FAKERA 11 57 17 43.5 0.1 -0.1 -179.0 4480 167 08 15 00 08 24 30 --- 12 06 48 43.5 -0.2 0.1 178.4 570 186 08 15 01 08 25 00 FAKERA 12 07 18 43.5 -0.2 0.1 178.2 10 186 08 25 00 08 34 30 --- 12 16 50 43.5 -0.5 0.3 175.7 570 204 08 25 01 Schedule for GBTS (Code Gt ) Page 3 The nuclear structure in nearby AGN 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 5 Feb 2014 Day 36 --- 08 35 00 FAKERA 12 17 20 43.5 -0.5 0.3 175.5 10 204 08 35 00 08 45 00 --- 12 27 22 43.5 -0.8 0.4 172.8 600 223 08 35 01 ---------- Space segment 09: The following is to control the GBTS tracking station recorder ---------- 10 20 00 FAKERA 14 02 37 42.8 -3.5 2.0 147.3 5680 223 10 20 00 10 29 30 --- 14 12 09 42.7 -3.7 2.2 144.7 570 241 10 20 01 10 30 00 FAKERA 14 12 39 42.6 -3.8 2.2 144.6 10 241 10 30 00 10 39 30 --- 14 22 10 42.5 -4.0 2.4 142.1 570 260 10 30 01 10 40 00 FAKERA 14 22 40 42.5 -4.0 2.4 141.9 10 260 10 40 00 10 49 30 --- 14 32 12 42.4 -4.2 2.5 139.4 570 278 10 40 01 10 50 00 FAKERA 14 32 42 42.4 -4.2 2.5 139.3 10 278 10 50 00 10 59 30 --- 14 42 14 42.2 -4.4 2.7 136.8 570 296 10 50 01 11 00 00 FAKERA 14 42 44 42.2 -4.5 2.7 136.6 10 296 11 00 00 11 09 30 --- 14 52 15 42.1 -4.7 2.9 134.1 570 314 11 00 01 11 10 00 FAKERA 14 52 45 42.1 -4.7 2.9 134.0 10 314 11 10 00 11 20 00 --- 15 02 47 41.9 -4.9 3.0 131.4 600 334 11 10 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: 27 Station: GBTS Total bit rate: 256 Format: MARK5B 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= 4500.00 4500.00 4500.00 4500.00 Net SB= U L U L IF SB = U U U U Pol. = LCP LCP RCP RCP BBC = 1 1 2 2 BBC SB= U L U L IF = A A B B The following frequency sets based on these setups were used. Frequency Set: 11 Setup file default. LO sum= 4836.00 4836.00 4836.00 4836.00 BBC fr= 336.00 336.00 336.00 336.00 Bandwd= 16.00 16.00 16.00 16.00 Matching frequency sets: 11 12 31 Track assignments are: track1= 2, 4, 6, 8 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 48.003338 0.00 85 16 41.77889 * 85 00 00.00000 84 54 58.14016 0.00 From catalog imbedded in main SCHED input file. fake circumpolar target for a TS to look at J1239+0730 12 36 52.308755 * 12 39 24.588327 12 40 08.812805 0.10 * 1236+077 07 46 45.39997 * 07 30 17.18902 07 25 28.10329 0.11 J1239+07 From catalog imbedded in main SCHED input file. rfc_2012b Petrov, 2012, unpublished 1855 observations * 1226+023 12 26 33.245835 * 12 29 06.699731 12 29 51.363058 0.00 J1229+0203 02 19 43.30547 * 02 03 08.59797 01 58 18.79035 0.00 3C273B ./gs032c_sources.radioastron 3C273 AGN, rfc_2013d Petrov, 2013, unpublished 32011 observations * 1228+126 12 28 17.569280 * 12 30 49.423382 12 31 33.520344 0.00 J1230+1223 12 40 01.74883 * 12 23 28.04365 12 18 35.78136 0.00 3C274 ./gs032c_sources.radioastron M87 AGN, rfc_2013d Petrov, 2013, unpublished 55201 observations VIR-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 11 4.825 0.000 1236+077 ra6cm2.set 1 2 3 4 11 13 16 17 18 19 2 + 1.333 27.967 ra1cm2.set 5 8 9 10 14 15 21 25 26 28 + 1.200 31.800 ra2cm2.set 39 0.067 3.000 ra7mm2.set 49 0.067 3.000 1226+023 ra6cm2.set 1 2 3 4 11 13 16 17 18 19 2 + 1.550 39.583 ra1cm2.set 5 8 9 10 14 15 21 25 26 28 + 1.550 47.583 ra2cm2.set 39 0.050 2.250 ra7mm2.set 49 0.050 2.250 1228+126 ra6cm2.set 1 2 3 4 11 13 16 17 18 19 2 + 15.742 317.813 ra1cm2.set 5 8 9 10 14 15 21 25 26 28 + 14.357 328.818 ra2cm2.set 39 0.783 35.250 ra7mm2.set 49 0.783 35.250 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 109.8 1236+077 129.1 1226+023 130.0 1228+126 132.2 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