COVER INFORMATION Station: ZELENCHK (Code Zc ) Experiment: J1715+2145 imaging @ C-band Exp. Code: EG103B Schedule Version: 2.00 Processed by SCHED version: 11.50 Development version 11.5. Started Apr. 2 PI: Leonid Gurvits Address: JIVE Oude Hoogeveensedijk 4 7991 PD Dwingeloo The Netherlands Phone: +31-521-596514 EMAIL: lgurvits@jive.eu Fax: Phone during observation: +31-521-596500 Observing mode: Notes: Based on the example eg103a.key file provided by Z. Paragi COVER LETTER: This is the schedule for the 6 cm run EG103B on 06 June 2019 (DOY 157 ~ 100*pi/2) 15 antennas + 4_Nt, MERLIN: Jb2, Wb, Ef, Mc, Nt, O8, T6, Ur, Tr, Ys, Hh, Sv, Zc, Bd, Ir, MER A standard C-band setup with 1 Gbps. Thanks! Leonid Gurvits Schedule for ZELENCHK (Code Zc ) Page 2 J1715+2145 imaging @ C-band 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 6 Jun 2019 Day 157 --- 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 16 30 00 1156+295 12 15 27 75.1 552.7 0.2 10.5 0 0 16 30 00 16 40 00 --- 12 25 29 74.5 560.9 0.4 17.1 600 77 16 30 01 16 41 30 3C286 12 26 59 71.4 490.7 -1.1 -39.4 -5 77 16 41 30 16 51 30 --- 12 37 01 72.8 496.3 -0.9 -35.4 595 154 16 41 31 17 01 30 J1716+2152 12 47 03 30.9 448.5 -4.5 -51.0 498 154 17 01 30 17 02 30 =1714+219 12 48 03 31.1 448.6 -4.5 -51.0 60 162 17 01 31 17 03 00 1713+21M 12 48 33 31.3 449.0 -4.5 -51.0 20 162 17 03 00 17 13 00 --- 12 58 35 33.1 450.7 -4.3 -51.0 600 238 17 03 01 17 13 30 1713+21M 12 59 05 33.2 450.8 -4.3 -51.0 24 238 17 13 30 17 23 30 --- 13 09 06 35.0 452.6 -4.1 -50.9 600 315 17 13 31 17 24 00 1713+21M 13 09 36 35.1 452.7 -4.1 -50.9 24 315 17 24 00 17 34 00 --- 13 19 38 36.9 454.5 -3.9 -50.8 600 392 17 24 01 17 34 30 J1716+2152 13 20 08 36.9 454.3 -3.9 -50.9 21 392 17 34 30 17 35 30 =1714+219 13 21 08 37.1 454.5 -3.9 -50.8 60 400 17 34 31 17 36 00 1713+21M 13 21 38 37.3 454.8 -3.9 -50.8 20 400 17 36 00 17 46 00 --- 13 31 40 39.1 456.7 -3.7 -50.5 600 477 17 36 01 17 46 30 1713+21M 13 32 10 39.1 456.8 -3.7 -50.5 24 477 17 46 30 17 56 30 --- 13 42 12 40.9 458.8 -3.6 -50.2 600 554 17 46 31 17 57 00 1713+21M 13 42 42 41.0 458.8 -3.6 -50.2 24 554 17 57 00 18 07 00 --- 13 52 43 42.8 460.9 -3.4 -49.8 600 631 17 57 01 ---------- Calibrator ---------- 18 10 00 1739+522 13 55 44 52.4 416.7 -3.8 -79.8 111 631 18 10 00 18 11 00 --- 13 56 44 52.5 416.7 -3.7 -80.0 60 638 18 10 01 18 14 00 J1716+2152 13 59 45 44.0 462.0 -3.3 -49.5 110 638 18 14 00 18 15 00 =1714+219 14 00 45 44.1 462.2 -3.3 -49.5 60 646 18 14 01 Schedule for ZELENCHK (Code Zc ) Page 3 J1715+2145 imaging @ C-band 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 6 Jun 2019 Day 157 --- 18 15 30 1713+21M 14 01 15 44.3 462.6 -3.2 -49.3 20 646 18 15 30 18 25 30 --- 14 11 16 46.1 464.8 -3.1 -48.7 600 723 18 15 31 18 26 00 1713+21M 14 11 46 46.2 464.9 -3.1 -48.7 24 723 18 26 00 18 36 00 --- 14 21 48 47.9 467.2 -2.9 -47.9 600 800 18 26 01 18 36 30 1713+21M 14 22 18 48.0 467.3 -2.9 -47.9 24 800 18 36 30 18 46 30 --- 14 32 20 49.7 469.7 -2.7 -47.0 600 877 18 36 31 18 47 00 J1716+2152 14 32 50 49.7 469.5 -2.7 -47.2 20 877 18 47 00 18 48 00 =1714+219 14 33 50 49.9 469.7 -2.7 -47.1 60 885 18 47 01 18 48 30 1713+21M 14 34 20 50.0 470.2 -2.7 -46.8 20 885 18 48 30 18 58 30 --- 14 44 22 51.7 472.7 -2.5 -45.8 600 962 18 48 31 18 59 00 1713+21M 14 44 52 51.8 472.9 -2.5 -45.7 24 962 18 59 00 19 09 00 --- 14 54 54 53.5 475.6 -2.4 -44.5 600 1038 18 59 01 19 09 30 1713+21M 14 55 24 53.5 475.7 -2.3 -44.4 24 1038 19 09 30 19 19 30 --- 15 05 25 55.2 478.6 -2.2 -43.0 600 1115 19 09 31 19 20 00 J1716+2152 15 05 55 55.2 478.4 -2.2 -43.2 20 1115 19 20 00 19 21 00 =1714+219 15 06 56 55.3 478.7 -2.2 -43.0 60 1123 19 20 01 19 21 30 1713+21M 15 07 26 55.5 479.2 -2.1 -42.7 19 1123 19 21 30 19 31 30 --- 15 17 27 57.0 482.3 -2.0 -41.1 600 1200 19 21 31 19 32 00 1713+21M 15 17 57 57.1 482.5 -2.0 -41.0 24 1200 19 32 00 19 42 00 --- 15 27 59 58.6 485.8 -1.8 -39.1 600 1277 19 32 01 19 42 30 1713+21M 15 28 29 58.7 486.0 -1.8 -39.0 24 1277 19 42 30 19 52 30 --- 15 38 31 60.1 489.6 -1.6 -36.8 600 1354 19 42 31 19 53 00 J1716+2152 15 39 01 60.1 489.4 -1.6 -37.0 19 1354 19 53 00 19 54 00 =1714+219 15 40 01 60.3 489.7 -1.6 -36.7 60 1362 19 53 01 19 54 30 1713+21M 15 40 31 60.4 490.4 -1.6 -36.3 19 1362 19 54 30 20 04 30 --- 15 50 33 61.7 494.3 -1.4 -33.8 600 1438 19 54 31 20 05 00 1713+21M 15 51 03 61.8 494.5 -1.4 -33.7 24 1438 20 05 00 20 15 00 --- 16 01 04 63.0 498.8 -1.3 -30.8 600 1515 20 05 01 20 15 30 1713+21M 16 01 34 63.1 499.0 -1.2 -30.7 23 1515 20 15 30 20 25 30 --- 16 11 36 64.2 503.6 -1.1 -27.5 600 1592 20 15 31 Schedule for ZELENCHK (Code Zc ) Page 4 J1715+2145 imaging @ C-band 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 6 Jun 2019 Day 157 --- 20 26 00 J1716+2152 16 12 06 64.3 503.3 -1.1 -27.7 19 1592 20 26 00 20 27 00 =1714+219 16 13 06 64.4 503.8 -1.1 -27.4 60 1600 20 26 01 20 27 30 1713+21M 16 13 36 64.4 504.5 -1.0 -26.8 18 1600 20 27 30 20 37 30 --- 16 23 38 65.4 509.5 -0.9 -23.2 600 1677 20 27 31 20 38 00 1713+21M 16 24 08 65.5 509.8 -0.9 -23.0 23 1677 20 38 00 20 48 00 --- 16 34 10 66.3 515.1 -0.7 -19.1 600 1754 20 38 01 20 48 30 1713+21M 16 34 40 66.3 515.4 -0.7 -18.9 23 1754 20 48 30 20 58 30 --- 16 44 42 67.0 521.0 -0.5 -14.7 600 1831 20 48 31 20 59 00 J1716+2152 16 45 12 67.1 520.7 -0.5 -14.9 19 1831 20 59 00 21 00 00 =1714+219 16 46 12 67.2 521.3 -0.5 -14.4 60 1838 20 59 01 21 00 30 1713+21M 16 46 42 67.1 522.2 -0.5 -13.8 18 1838 21 00 30 21 10 30 --- 16 56 44 67.6 528.1 -0.3 -9.2 600 1915 21 00 31 21 11 00 1713+21M 16 57 14 67.6 528.4 -0.3 -9.0 23 1915 21 11 00 21 21 00 --- 17 07 15 67.9 534.5 -0.1 -4.3 600 1992 21 11 01 21 21 30 1713+21M 17 07 45 67.9 534.8 -0.1 -4.0 23 1992 21 21 30 21 31 30 --- 17 17 47 68.0 541.0 0.0 0.8 600 2069 21 21 31 21 32 00 J1716+2152 17 18 17 68.1 540.8 0.0 0.6 19 2069 21 32 00 21 33 00 =1714+219 17 19 17 68.1 541.4 0.0 1.1 60 2077 21 32 01 21 33 30 1713+21M 17 19 47 67.9 542.2 0.1 1.7 18 2077 21 33 30 21 43 30 --- 17 29 49 67.8 548.4 0.2 6.5 600 2154 21 33 31 21 44 00 1713+21M 17 30 19 67.8 548.7 0.2 6.8 23 2154 21 44 00 21 54 00 --- 17 40 21 67.4 554.7 0.4 11.4 600 2231 21 44 01 21 54 30 1713+21M 17 40 51 67.4 555.0 0.4 11.6 23 2231 21 54 30 22 04 30 --- 17 50 52 66.8 560.8 0.6 16.1 600 2308 21 54 31 22 05 00 J1716+2152 17 51 22 66.9 560.7 0.6 16.0 19 2308 22 05 00 22 06 00 =1714+219 17 52 23 66.9 561.3 0.6 16.4 60 2315 22 05 01 22 06 30 1713+21M 17 52 53 66.7 562.0 0.6 16.9 19 2315 22 06 30 22 16 30 --- 18 02 54 65.9 567.5 0.8 21.0 600 2392 22 06 31 22 17 00 1713+21M 18 03 24 65.9 567.7 0.8 21.2 23 2392 22 17 00 22 27 00 --- 18 13 26 65.0 572.9 1.0 25.0 600 2469 22 17 01 Schedule for ZELENCHK (Code Zc ) Page 5 J1715+2145 imaging @ C-band 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 6 Jun 2019 Day 157 --- ---------- Ef pointing check please ---------- 22 27 30 1713+21M 18 13 56 64.9 573.1 1.0 25.1 23 2469 22 27 30 22 37 30 --- 18 23 58 63.9 577.9 1.1 28.5 600 2546 22 27 31 ---------- Calibrator ---------- 22 40 30 1739+522 18 26 58 78.6 681.7 0.8 133.2 51 2546 22 40 30 22 41 30 --- 18 27 58 78.5 681.2 0.8 132.5 60 2554 22 40 31 22 44 30 J1716+2152 18 30 59 63.3 580.8 1.2 30.6 54 2554 22 44 30 22 45 30 =1714+219 18 31 59 63.1 581.3 1.2 30.9 60 2562 22 44 31 22 46 00 1713+21M 18 32 29 62.9 581.8 1.3 31.2 20 2562 22 46 00 22 56 00 --- 18 42 31 61.6 586.0 1.4 34.0 600 2638 22 46 01 22 56 30 1713+21M 18 43 01 61.6 586.2 1.4 34.1 24 2638 22 56 30 23 06 30 --- 18 53 03 60.2 590.1 1.6 36.6 600 2715 22 56 31 23 07 00 1713+21M 18 53 33 60.1 590.3 1.6 36.7 24 2715 23 07 00 23 17 00 --- 19 03 34 58.7 593.9 1.8 38.9 600 2792 23 07 01 23 17 30 J1716+2152 19 04 04 58.9 593.9 1.8 38.9 21 2792 23 17 30 23 18 30 =1714+219 19 05 05 58.7 594.2 1.8 39.1 60 2800 23 17 31 23 19 00 1713+21M 19 05 35 58.4 594.6 1.8 39.3 21 2800 23 19 00 23 29 00 --- 19 15 36 56.9 597.9 2.0 41.2 600 2877 23 19 01 23 29 30 1713+21M 19 16 06 56.8 598.1 2.0 41.3 24 2877 23 29 30 23 39 30 --- 19 26 08 55.3 601.2 2.2 42.9 600 2954 23 29 31 23 40 00 1713+21M 19 26 38 55.2 601.3 2.2 43.0 24 2954 23 40 00 23 50 00 --- 19 36 40 53.6 604.2 2.3 44.4 600 3031 23 40 01 23 50 30 J1716+2152 19 37 10 53.7 604.2 2.3 44.5 21 3031 23 50 30 23 51 30 =1714+219 19 38 10 53.6 604.5 2.4 44.6 60 3038 23 50 31 --- Start: Thu 6 Jun 2019 Day 157 -- Stop: Fri 7 Jun 2019 Day 158 --- 23 52 00 1713+21M 19 38 40 53.3 604.8 2.4 44.7 21 3038 23 52 00 00 02 00 --- 19 48 42 51.6 607.5 2.5 45.9 600 3115 23 52 01 00 02 30 1713+21M 19 49 12 51.5 607.6 2.6 45.9 24 3115 00 02 30 00 12 30 --- 19 59 13 49.8 610.1 2.7 47.0 600 3192 00 02 31 Schedule for ZELENCHK (Code Zc ) Page 6 J1715+2145 imaging @ C-band 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 7 Jun 2019 Day 158 --- 00 13 00 1713+21M 19 59 43 49.8 610.2 2.7 47.0 24 3192 00 13 00 00 23 00 --- 20 09 45 48.0 612.6 2.9 47.9 600 3269 00 13 01 00 23 30 J1716+2152 20 10 15 48.2 612.7 2.9 47.9 21 3269 00 23 30 00 24 30 =1714+219 20 11 15 48.0 612.9 2.9 48.0 60 3277 00 23 31 00 25 00 1713+21M 20 11 45 47.7 613.1 2.9 48.0 21 3277 00 25 00 00 35 00 --- 20 21 47 46.0 615.4 3.1 48.8 600 3354 00 25 01 00 35 30 1713+21M 20 22 17 45.9 615.5 3.1 48.8 24 3354 00 35 30 00 45 30 --- 20 32 19 44.1 617.6 3.3 49.4 600 3431 00 35 31 00 46 00 1713+21M 20 32 49 44.0 617.7 3.3 49.4 24 3431 00 46 00 00 56 00 --- 20 42 51 42.2 619.8 3.4 49.9 600 3508 00 46 01 00 56 30 J1716+2152 20 43 21 42.4 619.8 3.4 50.0 21 3508 00 56 30 00 57 30 =1714+219 20 44 21 42.2 620.0 3.5 50.0 60 3515 00 56 31 00 58 00 1713+21M 20 44 51 41.9 620.2 3.5 50.0 21 3515 00 58 00 01 08 00 --- 20 54 53 40.1 622.2 3.6 50.4 600 3592 00 58 01 01 08 30 1713+21M 20 55 23 40.0 622.3 3.7 50.4 24 3592 01 08 30 01 18 30 --- 21 05 24 38.2 624.2 3.8 50.6 600 3669 01 08 31 01 19 00 1713+21M 21 05 54 38.1 624.3 3.8 50.7 24 3669 01 19 00 01 29 00 --- 21 15 56 36.3 626.1 4.0 50.8 600 3746 01 19 01 01 29 30 J1716+2152 21 16 26 36.4 626.2 4.0 50.9 21 3746 01 29 30 01 30 30 =1714+219 21 17 26 36.3 626.3 4.0 50.9 60 3754 01 29 31 01 31 00 1713+21M 21 17 56 36.0 626.5 4.0 50.9 21 3754 01 31 00 01 41 00 --- 21 27 58 34.1 628.3 4.2 51.0 600 3831 01 31 01 01 41 30 1713+21M 21 28 28 34.1 628.4 4.2 51.0 24 3831 01 41 30 01 51 30 --- 21 38 30 32.2 630.1 4.4 51.0 600 3908 01 41 31 01 52 00 1713+21M 21 39 00 32.2 630.2 4.4 51.0 24 3908 01 52 00 02 02 00 --- 21 49 01 30.3 631.9 4.5 51.0 600 3985 01 52 01 02 02 30 J1716+2152 21 49 31 30.5 632.0 4.5 51.0 21 3985 02 02 30 02 03 30 =1714+219 21 50 32 30.3 632.1 4.6 51.0 60 3992 02 02 31 02 04 00 1713+21M 21 51 02 30.0 632.3 4.6 51.0 21 3992 02 04 00 02 14 00 --- 22 01 03 28.2 633.9 4.7 50.8 600 4069 02 04 01 Schedule for ZELENCHK (Code Zc ) Page 7 J1715+2145 imaging @ C-band 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 7 Jun 2019 Day 158 --- 02 14 30 1713+21M 22 01 33 28.1 634.0 4.8 50.8 24 4069 02 14 30 02 24 30 --- 22 11 35 26.3 635.7 4.9 50.7 600 4146 02 14 31 02 25 00 1713+21M 22 12 05 26.2 635.8 4.9 50.7 24 4146 02 25 00 02 30 00 --- 22 17 06 25.3 636.6 5.0 50.5 300 4185 02 25 01 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess219.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) * 1713+21M 17 13 12.457730 * 17 15 20.063100 17 16 10.206358 0.00 21 49 14.88987 * 21 45 56.33400 21 44 44.14027 0.00 From catalog imbedded in main SCHED input file. mid-point between the two targets * 1156+295 11 56 57.786211 * 11 59 31.833912 12 00 30.776679 0.00 J1159+2914 29 31 25.73880 * 29 14 43.82690 29 08 28.87403 0.00 J1159+29 /home/guest/rmc/SCHED/sched11.5/catalogs/sources.gsfc GSFC 2016a X/S astro solution, 78215 observations. * 3C286 13 28 49.657769 * 13 31 08.288061 13 32 01.961223 0.17 J1331+3030 30 45 58.64066 * 30 30 32.95930 30 24 48.21904 0.16 1328+307 /home/guest/rmc/SCHED/sched11.5/catalogs/sources.gsfc J1331+30 GSFC 2016a X/S astro solution, 269 observations. 1714+219 17 14 03.743305 * 17 16 11.190717 17 17 01.274565 0.11 * J1716+2152 21 55 28.56442 * 21 52 13.66744 21 51 02.84436 0.16 J1716+21 /home/guest/rmc/SCHED/sched11.5/catalogs/sources.gsfc GSFC 2016a X/S astro solution, 136 observations. * 1739+522 17 39 29.003554 * 17 40 36.977851 17 41 05.059591 0.19 J1740+5211 52 13 10.43847 * 52 11 43.40742 52 11 11.28812 0.15 J1740+52 /home/guest/rmc/SCHED/sched11.5/catalogs/sources.gsfc GSFC 2016a X/S astro solution, 215623 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 1713+21M sess219.C1024 1 2 3 4 5 6 7 8 9 10 11 14 + 8.417 1480.333 1156+295 sess219.C1024 1 2 3 4 5 6 7 8 9 10 11 14 + 0.167 35.000 3C286 sess219.C1024 1 2 3 4 5 6 7 8 9 10 11 14 + 0.167 34.873 J1716+2152 sess219.C1024 1 2 3 4 5 6 7 8 9 10 11 14 + 0.283 49.001 1739+522 sess219.C1024 1 2 3 4 5 6 7 8 9 10 11 16 + 0.033 5.098 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) 1713+21M 135.4 1156+295 91.5 3C286 107.3 J1716+2152 135.2 1739+522 104.6 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