COVER INFORMATION Station: ZELENCHK (Code Zc ) Experiment: No description given. Exp. Code: EC066A Schedule Version: 1.00 Processed by SCHED version: 11.50 Development version 11.5. Started Apr. 2 PI: Alessamdro Caccianiga Address: OA Brera - INAF Via Brera 28 I-20121 Milano ITALY Phone: +39 051 2095713 EMAIL: alessandro.caccianiga@brera.inaf.it Fax: Phone during observation: Observing mode: VLBA/MKIV Notes: Schedule for ZELENCHK (Code Zc ) Page 2 No description given. 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 ---------------------------------------------------------------------------------------- --- Thu 18 Oct 2018 Day 291 --- Next scan frequencies: 4942.49 4942.49 4942.49 4942.49 4974.49 4974.49 4974.49 4974.49 5006.49 5006.49 5006.49 5006.49 5038.49 5038.49 5038.49 5038.49 Next BBC frequencies: 442.49 442.49 442.49 442.49 474.49 474.49 474.49 474.49 506.49 506.49 506.49 506.49 538.49 538.49 538.49 538.49 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 17 00 00 3C454.3 21 34 48 57.7 502.1 -1.3 -27.5 0 0 17 00 00 17 08 00 --- 21 42 49 58.5 505.4 -1.2 -25.3 480 62 17 00 01 17 09 00 J2357+1402 21 43 50 48.7 485.3 -2.3 -37.4 15 62 17 09 00 17 13 30 --- 21 48 20 49.3 486.6 -2.2 -36.7 270 96 17 09 01 17 13 30 J0006+1235 21 48 20 47.0 485.4 -2.3 -37.1 -19 96 No stop 17 15 00 --- 21 49 51 47.2 485.9 -2.3 -36.8 71 108 17 13 31 17 15 00 J2357+1402 21 49 51 49.5 487.1 -2.2 -36.4 -19 108 No stop 17 18 30 --- 21 53 21 50.0 488.1 -2.1 -35.9 191 135 17 15 01 17 18 30 J0006+1235 21 53 21 47.7 486.9 -2.2 -36.3 -19 135 No stop 17 20 10 --- 21 55 01 47.9 487.4 -2.2 -36.0 81 147 17 18 31 17 20 10 J2357+1402 21 55 01 50.3 488.6 -2.1 -35.6 -19 147 No stop 17 23 50 --- 21 58 42 50.8 489.8 -2.0 -34.9 201 176 17 20 11 17 24 20 J0006+1235 21 59 12 48.5 488.6 -2.1 -35.3 11 176 17 24 20 17 25 30 --- 22 00 22 48.7 489.0 -2.1 -35.1 70 185 17 24 21 17 25 30 J2357+1402 22 00 22 51.0 490.3 -2.0 -34.6 -19 185 No stop 17 29 00 --- 22 03 53 51.5 491.4 -1.9 -33.9 191 212 17 25 31 17 29 00 J0006+1235 22 03 53 49.2 490.0 -2.1 -34.5 -19 212 No stop 17 30 40 --- 22 05 33 49.4 490.6 -2.0 -34.2 81 224 17 29 01 17 30 40 J2357+1402 22 05 33 51.7 492.0 -1.9 -33.6 -19 224 No stop 17 34 20 --- 22 09 14 52.2 493.2 -1.8 -32.9 201 253 17 30 41 17 34 50 J0006+1235 22 09 44 50.0 491.9 -2.0 -33.4 11 253 17 34 50 17 36 00 --- 22 10 54 50.1 492.2 -1.9 -33.2 70 262 17 34 51 17 36 00 J2357+1402 22 10 54 52.4 493.7 -1.8 -32.5 -19 262 No stop 17 39 30 --- 22 14 25 52.9 494.9 -1.7 -31.8 191 288 17 36 01 17 39 30 J0006+1235 22 14 25 50.6 493.4 -1.9 -32.5 -18 288 No stop 17 41 10 --- 22 16 05 50.8 493.9 -1.9 -32.2 82 301 17 39 31 Schedule for ZELENCHK (Code Zc ) Page 3 No description given. 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 ---------------------------------------------------------------------------------------- --- Thu 18 Oct 2018 Day 291 --- 17 41 10 J2357+1402 22 16 05 53.1 495.5 -1.7 -31.5 -19 301 No stop 17 44 50 --- 22 19 45 53.6 496.8 -1.7 -30.6 201 329 17 41 11 17 45 20 J0006+1235 22 20 16 51.3 495.3 -1.8 -31.4 12 329 17 45 20 17 46 30 --- 22 21 26 51.5 495.7 -1.8 -31.1 70 338 17 45 21 17 46 30 J2357+1402 22 21 26 53.8 497.4 -1.6 -30.3 -19 338 No stop 17 50 00 --- 22 24 56 54.2 498.6 -1.6 -29.5 191 365 17 46 31 17 50 00 J0006+1235 22 24 56 51.9 496.9 -1.7 -30.4 -18 365 No stop 17 51 40 --- 22 26 37 52.1 497.4 -1.7 -30.0 82 378 17 50 01 17 51 40 J2357+1402 22 26 37 54.4 499.2 -1.5 -29.1 -19 378 No stop 17 55 20 --- 22 30 17 54.8 500.6 -1.5 -28.2 201 406 17 51 41 17 55 50 J0006+1235 22 30 47 52.6 498.9 -1.6 -29.1 12 406 17 55 50 17 57 00 --- 22 31 57 52.8 499.3 -1.6 -28.8 70 415 17 55 51 17 57 00 J2357+1402 22 31 57 55.0 501.2 -1.4 -27.8 -18 415 No stop 18 00 30 --- 22 35 28 55.4 502.5 -1.4 -26.9 192 442 17 57 01 18 00 30 J0006+1235 22 35 28 53.2 500.6 -1.5 -28.0 -18 442 No stop 18 02 10 --- 22 37 08 53.4 501.2 -1.5 -27.7 82 455 18 00 31 18 02 10 J2357+1402 22 37 08 55.6 503.2 -1.4 -26.5 -18 455 No stop 18 05 50 --- 22 40 49 56.0 504.6 -1.3 -25.6 202 483 18 02 11 18 06 20 J0006+1235 22 41 19 53.8 502.7 -1.4 -26.7 12 483 18 06 20 18 07 30 --- 22 42 29 54.0 503.1 -1.4 -26.4 70 492 18 06 21 18 07 30 J2357+1402 22 42 29 56.1 505.2 -1.3 -25.1 -18 492 No stop 18 11 00 --- 22 46 00 56.5 506.6 -1.2 -24.2 192 519 18 07 31 18 11 00 J0006+1235 22 46 00 54.3 504.4 -1.4 -25.5 -18 519 No stop 18 12 40 --- 22 47 40 54.5 505.1 -1.3 -25.1 82 532 18 11 01 18 12 40 J2357+1402 22 47 40 56.7 507.3 -1.2 -23.7 -19 532 No stop 18 16 20 --- 22 51 21 57.0 508.8 -1.1 -22.7 201 560 18 12 41 18 16 50 J0006+1235 22 51 51 54.9 506.7 -1.3 -24.0 12 560 18 16 50 18 18 00 --- 22 53 01 55.1 507.1 -1.2 -23.7 70 569 18 16 51 18 18 00 J2357+1402 22 53 01 57.2 509.5 -1.1 -22.2 -19 569 No stop 18 21 30 --- 22 56 31 57.5 511.0 -1.0 -21.2 191 596 18 18 01 Schedule for ZELENCHK (Code Zc ) Page 4 No description given. 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 ---------------------------------------------------------------------------------------- --- Thu 18 Oct 2018 Day 291 --- 18 21 30 J0006+1235 22 56 31 55.4 508.5 -1.2 -22.7 -19 596 No stop 18 23 10 --- 22 58 12 55.5 509.2 -1.2 -22.3 81 609 18 21 31 18 23 10 J2357+1402 22 58 12 57.6 511.7 -1.0 -20.7 -19 609 No stop 18 26 50 --- 23 01 52 57.9 513.2 -1.0 -19.6 201 637 18 23 11 18 27 20 J0006+1235 23 02 22 55.9 510.9 -1.1 -21.1 11 637 18 27 20 18 28 30 --- 23 03 33 56.0 511.3 -1.1 -20.8 70 646 18 27 21 18 28 30 J2357+1402 23 03 33 58.1 514.0 -0.9 -19.1 -20 646 No stop 18 32 00 --- 23 07 03 58.3 515.5 -0.9 -18.0 190 673 18 28 31 18 32 00 J0006+1235 23 07 03 56.3 512.8 -1.0 -19.8 -19 673 No stop 18 33 40 --- 23 08 43 56.5 513.5 -1.0 -19.3 81 686 18 32 01 18 33 40 J2357+1402 23 08 43 58.5 516.2 -0.8 -17.5 -20 686 No stop 18 37 20 --- 23 12 24 58.7 517.9 -0.8 -16.3 200 714 18 33 41 18 37 50 J0006+1235 23 12 54 56.8 515.2 -0.9 -18.1 10 714 18 37 50 18 39 00 --- 23 14 04 56.9 515.7 -0.9 -17.7 70 723 18 37 51 18 39 00 J2357+1402 23 14 04 58.8 518.6 -0.7 -15.7 -21 723 No stop 18 42 30 --- 23 17 35 59.1 520.2 -0.7 -14.6 189 750 18 39 01 18 42 30 J0006+1235 23 17 35 57.1 517.2 -0.8 -16.7 -20 750 No stop 18 44 10 --- 23 19 15 57.2 517.9 -0.8 -16.1 80 763 18 42 31 18 44 10 J2357+1402 23 19 15 59.2 521.0 -0.7 -14.0 -21 763 No stop 18 47 50 --- 23 22 56 59.4 522.7 -0.6 -12.8 199 791 18 44 11 18 48 20 J0006+1235 23 23 26 57.5 519.8 -0.7 -14.8 9 791 18 48 20 18 49 30 --- 23 24 36 57.6 520.3 -0.7 -14.5 70 800 18 48 21 18 49 30 J2357+1402 23 24 36 59.5 523.5 -0.6 -12.2 -21 800 No stop 18 53 00 --- 23 28 07 59.6 525.1 -0.5 -11.0 189 827 18 49 31 18 53 00 J0006+1235 23 28 07 57.8 521.8 -0.7 -13.3 -21 827 No stop 18 54 40 --- 23 29 47 57.9 522.6 -0.6 -12.8 79 840 18 53 01 18 54 40 J2357+1402 23 29 47 59.7 525.9 -0.5 -10.5 -22 840 No stop 18 58 20 --- 23 33 28 59.9 527.6 -0.4 -9.2 198 868 18 54 41 18 58 50 J0006+1235 23 33 58 58.1 524.5 -0.6 -11.4 9 868 18 58 50 19 00 00 --- 23 35 08 58.2 525.0 -0.5 -11.1 70 877 18 58 51 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess318.C1024 Matching groups in /home/guest/rmc/SCHED/sched11.5/catalogs/freq_RDBE.dat: kvzr_c Added by Des Small, 24 February 2012 Setup group: 2 Station: ZELENCHK Total bit rate: 1024 Format: MARK5B Bits per sample: 2 Sample rate: 32.000 Number of channels: 16 DBE type: Speedup factor: 1.00 Disk used to record data. 1st LO= 4500.00 4500.00 4500.00 4500.00 4500.00 4500.00 4500.00 4500.00 4500.00 4500.00 4500.00 4500.00 4500.00 4500.00 4500.00 4500.00 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 = 1 9 1 9 2 10 2 10 3 11 3 11 4 12 4 12 BBC SB= L L U U L L U U L L U U L L U U IF = A B A B A B A B A B A B A B A B The following frequency sets based on these setups were used. Frequency Set: 11 Setup file default. Used with PCAL = off LO sum= 4942.49 4942.49 4942.49 4942.49 4974.49 4974.49 4974.49 4974.49 5006.49 5006.49 5006.49 5006.49 5038.49 5038.49 5038.49 5038.49 BBC fr= 442.49 442.49 442.49 442.49 474.49 474.49 474.49 474.49 506.49 506.49 506.49 506.49 538.49 538.49 538.49 538.49 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: 11 12 13 Track assignments are: track1= 18, 26, 2, 10, 20, 28, 4, 12, 22, 30, 6, 14, 24, 32, 8, 16 barrel=roll_off POSITIONS OF SOURCES USED IN RECORDING SCANS Source Source position (RA/Dec) Error (B1950) (J2000) (Date) (mas) * J2357+1402 23 55 25.017932 * 23 57 58.550000 23 58 56.567664 0.00 13 45 19.89466 * 14 02 01.87000 14 08 21.60981 0.00 From catalog imbedded in main SCHED input file. * J0006+1235 00 03 48.958220 * 00 06 23.056100 00 07 21.288976 0.00 12 19 11.25886 * 12 35 53.09800 12 42 12.19941 0.00 From catalog imbedded in main SCHED input file. * 3C454.3 22 51 29.519739 * 22 53 57.747939 22 54 53.581729 0.65 J2253+1608 15 52 54.34808 * 16 08 53.56091 16 15 00.92836 0.73 2251+158 /home/guest/rmc/SCHED/sched11.5/catalogs/sources.gsfc J2253+16 GSFC 2016a X/S astro solution, 41272 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 J2357+1402 sess318.C1024 1 2 3 4 5 6 7 8 9 11 14 15 1.269 119.729 J0006+1235 sess318.C1024 1 2 3 4 5 6 7 8 9 11 14 15 0.497 44.525 3C454.3 sess318.C1024 1 2 3 4 5 6 7 8 9 11 14 15 0.133 14.000 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) J2357+1402 156.4 J0006+1235 158.6 3C454.3 140.8 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