COVER INFORMATION Station: MEDICINA (Code Mc ) Experiment: Ultra Deep EVN Observations of HDF North Exp. Code: EG078F Schedule Version: 3.00 Processed by SCHED version: 11.40 Release 11.4. March 14, 2015 PI: Michael Garrett Address: The Alan Turing Building, School of Physics and Astronomy, Oxford Road, The University of Manchester M13 9PL, Manchester United Kingdom Phone: 00441612754514 EMAIL: michael.garrett@manchester.ac.uk, j.f.radcliffe@rug.nl Fax: Phone during observation: Observing mode: Notes: **** Phase-cal off please **** WSRT: Requesting single dish Single pointing with all telescopes Schedule for MEDICINA (Code Mc ) Page 2 Ultra Deep EVN Observations of HDF North 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 ---------------------------------------------------------------------------------------- --- Tue 31 Oct 2017 Day 304 --- Next scan frequencies: 1610.49 1610.49 1610.49 1610.49 1642.49 1642.49 1642.49 1642.49 1674.49 1674.49 1674.49 1674.49 1706.49 1706.49 1706.49 1706.49 Next BBC frequencies: 315.49 315.49 315.49 315.49 347.49 347.49 347.49 347.49 379.49 379.49 379.49 379.49 411.49 411.49 411.49 411.49 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 09 00 00 3C345 12 26 01 43.3 432.1 -4.3 -62.0 0 0 09 00 00 09 06 00 --- 12 32 02 44.3 432.9 -4.2 -62.5 360 46 09 00 01 09 08 00 J1241+602 12 34 03 74.2 363.7 -0.1 -174.6 24 46 09 08 00 09 13 00 --- 12 39 03 74.3 361.4 -0.1 -177.9 300 85 09 08 01 09 13 30 J1241+602 12 39 34 74.3 361.2 -0.0 -178.3 27 85 09 13 30 09 15 00 --- 12 41 04 74.3 360.5 -0.0 -179.2 90 97 09 13 31 09 15 00 J1234+619 12 41 04 72.6 357.6 0.1 176.3 -8 97 No stop 09 16 30 --- 12 42 34 72.6 357.0 0.1 175.4 82 108 09 15 01 09 16 30 HDF-N 12 42 34 72.4 358.1 0.1 177.0 -5 108 No stop 09 23 50 --- 12 49 55 72.3 355.2 0.2 172.7 435 165 09 16 31 09 24 05 J1234+619 12 50 10 72.5 354.0 0.3 170.9 10 165 09 24 05 09 25 35 --- 12 51 41 72.5 353.4 0.3 170.0 90 176 09 24 06 09 25 35 HDF-N 12 51 41 72.3 354.6 0.2 171.7 -5 176 No stop 09 32 55 --- 12 59 02 72.1 351.8 0.4 167.4 435 233 09 25 36 09 33 10 J1234+619 12 59 17 72.3 350.5 0.4 165.6 10 233 09 33 10 09 34 40 --- 13 00 47 72.2 350.0 0.4 164.7 90 245 09 33 11 09 34 40 HDF-N 13 00 47 72.1 351.2 0.4 166.4 -5 245 No stop 09 42 00 --- 13 08 08 71.8 348.5 0.5 162.3 435 301 09 34 41 09 42 30 J1241+602 13 08 38 73.8 348.2 0.4 162.9 21 301 09 42 30 09 44 00 --- 13 10 09 73.7 347.6 0.5 162.0 90 313 09 42 31 09 44 00 J1234+619 13 10 09 71.9 346.6 0.6 159.4 -8 313 No stop 09 45 30 --- 13 11 39 71.8 346.0 0.6 158.6 82 325 09 44 01 09 45 30 HDF-N 13 11 39 71.7 347.2 0.6 160.3 -5 325 No stop 09 52 50 --- 13 19 00 71.4 344.7 0.7 156.3 435 381 09 45 31 09 53 05 J1234+619 13 19 15 71.5 343.4 0.7 154.4 9 381 09 53 05 09 54 35 --- 13 20 45 71.4 342.9 0.8 153.6 90 393 09 53 06 Schedule for MEDICINA (Code Mc ) Page 3 Ultra Deep EVN Observations of HDF North 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 ---------------------------------------------------------------------------------------- --- Tue 31 Oct 2017 Day 304 --- 09 54 35 HDF-N 13 20 45 71.3 344.1 0.7 155.4 -5 393 No stop 10 01 55 --- 13 28 07 70.9 341.8 0.8 151.5 435 450 09 54 36 10 02 10 J1234+619 13 28 22 71.0 340.5 0.9 149.7 9 450 10 02 10 10 03 40 --- 13 29 52 70.9 340.0 0.9 148.9 90 461 10 02 11 10 03 40 HDF-N 13 29 52 70.8 341.2 0.9 150.6 -5 461 No stop 10 11 00 --- 13 37 13 70.4 339.0 1.0 146.9 435 518 10 03 41 10 11 30 J1241+602 13 37 43 72.2 337.1 0.9 145.9 22 518 10 11 30 10 13 00 --- 13 39 13 72.1 336.6 1.0 145.1 90 529 10 11 31 10 13 00 J1234+619 13 39 13 70.3 337.3 1.1 144.2 -8 529 No stop 10 14 30 --- 13 40 44 70.2 336.8 1.1 143.5 82 541 10 13 01 10 14 30 HDF-N 13 40 44 70.2 338.0 1.1 145.1 -5 541 No stop 10 21 50 --- 13 48 05 69.6 336.0 1.2 141.6 435 598 10 14 31 10 22 05 J1234+619 13 48 20 69.6 334.8 1.2 139.9 10 598 10 22 05 10 23 35 --- 13 49 50 69.5 334.4 1.2 139.2 90 609 10 22 06 10 23 35 HDF-N 13 49 50 69.5 335.5 1.2 140.8 -5 609 No stop 10 30 55 --- 13 57 11 69.0 333.7 1.3 137.5 435 666 10 23 36 10 31 10 J1234+619 13 57 26 68.9 332.5 1.4 135.8 10 666 10 31 10 10 32 40 --- 13 58 57 68.8 332.2 1.4 135.1 90 678 10 31 11 10 32 40 HDF-N 13 58 57 68.8 333.3 1.4 136.7 -5 678 No stop 10 40 00 --- 14 06 18 68.2 331.6 1.5 133.5 435 734 10 32 41 10 40 30 J1241+602 14 06 48 69.8 328.7 1.4 131.7 22 734 10 40 30 10 42 00 --- 14 08 18 69.7 328.3 1.4 131.1 90 746 10 40 31 10 42 00 J1234+619 14 08 18 68.0 330.1 1.6 131.1 -8 746 No stop 10 43 30 --- 14 09 48 67.8 329.8 1.6 130.5 82 757 10 42 01 10 43 30 HDF-N 14 09 48 67.9 330.9 1.5 132.1 -5 757 No stop 10 50 50 --- 14 17 10 67.3 329.4 1.7 129.1 435 814 10 43 31 10 51 05 J1234+619 14 17 25 67.1 328.4 1.7 127.5 10 814 10 51 05 10 52 35 --- 14 18 55 67.0 328.1 1.7 126.9 90 826 10 51 06 10 52 35 HDF-N 14 18 55 67.1 329.1 1.7 128.4 -5 826 No stop 10 59 55 --- 14 26 16 66.4 327.8 1.8 125.6 435 882 10 52 36 Schedule for MEDICINA (Code Mc ) Page 4 Ultra Deep EVN Observations of HDF North 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 ---------------------------------------------------------------------------------------- --- Tue 31 Oct 2017 Day 304 --- 11 00 10 J1234+619 14 26 31 66.3 326.8 1.9 124.0 10 882 11 00 10 11 01 40 --- 14 28 01 66.1 326.5 1.9 123.5 90 894 11 00 11 11 01 40 HDF-N 14 28 01 66.2 327.5 1.8 124.9 -5 894 No stop 11 09 00 --- 14 35 23 65.5 326.3 2.0 122.2 435 951 11 01 41 11 09 30 J1241+602 14 35 53 66.9 323.0 1.9 120.1 22 951 11 09 30 11 11 00 --- 14 37 23 66.8 322.7 1.9 119.5 90 962 11 09 31 11 11 00 J1234+619 14 37 23 65.2 325.1 2.0 120.1 -8 962 No stop 11 12 30 --- 14 38 53 65.0 324.9 2.1 119.6 82 974 11 11 01 11 12 30 HDF-N 14 38 53 65.2 325.8 2.0 121.0 -5 974 No stop 11 19 50 --- 14 46 14 64.4 324.8 2.1 118.4 435 1031 11 12 31 11 20 05 J1234+619 14 46 29 64.2 323.9 2.2 117.0 10 1031 11 20 05 11 21 35 --- 14 48 00 64.1 323.7 2.2 116.5 90 1042 11 20 06 11 21 35 HDF-N 14 48 00 64.2 324.6 2.2 117.8 -5 1042 No stop 11 28 55 --- 14 55 21 63.5 323.7 2.3 115.4 435 1099 11 21 36 11 29 10 J1234+619 14 55 36 63.3 322.9 2.3 114.1 10 1099 11 29 10 11 30 40 --- 14 57 06 63.1 322.7 2.4 113.6 90 1110 11 29 11 11 30 40 HDF-N 14 57 06 63.3 323.5 2.3 114.9 -5 1110 No stop 11 38 00 --- 15 04 27 62.5 322.7 2.4 112.6 435 1167 11 30 41 11 38 30 J1241+602 15 04 57 63.7 319.3 2.4 110.4 22 1167 11 38 30 11 40 00 --- 15 06 28 63.5 319.1 2.4 110.0 90 1179 11 38 31 11 40 00 J1234+619 15 06 28 62.1 321.8 2.5 110.7 -7 1179 No stop 11 41 30 --- 15 07 58 61.9 321.7 2.6 110.3 83 1190 11 40 01 11 41 30 HDF-N 15 07 58 62.1 322.4 2.5 111.5 -5 1190 No stop 11 48 50 --- 15 15 19 61.3 321.8 2.6 109.3 435 1247 11 41 31 11 49 05 J1234+619 15 15 34 61.1 321.1 2.7 108.1 10 1247 11 49 05 11 50 35 --- 15 17 04 60.9 321.0 2.7 107.6 90 1259 11 49 06 11 50 35 HDF-N 15 17 04 61.1 321.6 2.7 108.8 -5 1259 No stop 11 57 55 --- 15 24 26 60.3 321.1 2.8 106.7 435 1315 11 50 36 11 58 10 J1234+619 15 24 41 60.0 320.4 2.8 105.5 10 1315 11 58 10 11 59 40 --- 15 26 11 59.9 320.3 2.9 105.1 90 1327 11 58 11 Schedule for MEDICINA (Code Mc ) Page 5 Ultra Deep EVN Observations of HDF North 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 ---------------------------------------------------------------------------------------- --- Tue 31 Oct 2017 Day 304 --- 11 59 40 HDF-N 15 26 11 60.1 321.0 2.8 106.2 -5 1327 No stop 12 07 00 --- 15 33 32 59.3 320.5 2.9 104.2 435 1384 11 59 41 12 07 30 J1241+602 15 34 02 60.2 317.1 2.9 102.2 22 1384 12 07 30 12 09 00 --- 15 35 32 60.0 317.1 2.9 101.8 90 1395 12 07 31 12 09 00 J1234+619 15 35 32 58.8 319.8 3.0 102.6 -8 1395 No stop 12 10 30 --- 15 37 03 58.6 319.7 3.0 102.2 82 1407 12 09 01 12 10 30 HDF-N 15 37 03 58.9 320.3 3.0 103.3 -5 1407 No stop 12 17 50 --- 15 44 24 58.0 320.0 3.1 101.4 435 1463 12 10 31 12 18 05 J1234+619 15 44 39 57.8 319.4 3.2 100.2 10 1463 12 18 05 12 19 35 --- 15 46 09 57.6 319.4 3.2 99.9 90 1475 12 18 06 12 19 35 HDF-N 15 46 09 57.8 319.9 3.1 100.9 -5 1475 No stop 12 26 55 --- 15 53 30 57.0 319.6 3.3 99.0 435 1532 12 19 36 12 27 10 J1234+619 15 53 45 56.7 319.1 3.3 98.0 10 1532 12 27 10 12 28 40 --- 15 55 16 56.5 319.1 3.3 97.6 90 1543 12 27 11 12 28 40 HDF-N 15 55 16 56.8 319.6 3.3 98.6 -5 1543 No stop 12 36 00 --- 16 02 37 55.9 319.4 3.4 96.8 435 1600 12 28 41 12 36 30 J1241+602 16 03 07 56.6 316.1 3.3 95.0 22 1600 12 36 30 12 38 00 --- 16 04 37 56.4 316.1 3.4 94.7 90 1612 12 36 31 12 38 00 J1234+619 16 04 37 55.4 318.8 3.5 95.4 -8 1612 No stop 12 39 30 --- 16 06 07 55.2 318.8 3.5 95.0 82 1623 12 38 01 12 39 30 HDF-N 16 06 07 55.5 319.3 3.5 96.0 -5 1623 No stop 12 46 50 --- 16 13 29 54.7 319.1 3.6 94.2 435 1680 12 39 31 12 47 05 J1234+619 16 13 44 54.4 318.7 3.6 93.2 10 1680 12 47 05 12 48 35 --- 16 15 14 54.2 318.7 3.7 92.9 90 1691 12 47 06 12 48 35 HDF-N 16 15 14 54.5 319.1 3.6 93.8 -5 1691 No stop 12 55 55 --- 16 22 35 53.6 319.0 3.8 92.1 435 1748 12 48 36 12 56 10 J1234+619 16 22 50 53.3 318.6 3.8 91.2 10 1748 12 56 10 12 57 40 --- 16 24 20 53.1 318.6 3.8 90.8 90 1760 12 56 11 12 57 40 HDF-N 16 24 20 53.4 319.0 3.8 91.7 -5 1760 No stop 13 05 00 --- 16 31 42 52.5 319.0 3.9 90.1 435 1816 12 57 41 Schedule for MEDICINA (Code Mc ) Page 6 Ultra Deep EVN Observations of HDF North 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 ---------------------------------------------------------------------------------------- --- Tue 31 Oct 2017 Day 304 --- 13 05 30 J1241+602 16 32 12 53.0 315.9 3.8 88.5 22 1816 13 05 30 13 07 00 --- 16 33 42 52.8 315.9 3.9 88.2 90 1828 13 05 31 13 07 00 J1234+619 16 33 42 52.0 318.6 4.0 88.8 -8 1828 No stop 13 08 30 --- 16 35 12 51.8 318.6 4.0 88.4 82 1840 13 07 01 13 08 30 HDF-N 16 35 12 52.1 319.0 4.0 89.3 -5 1840 No stop 13 15 50 --- 16 42 33 51.3 319.1 4.1 87.7 435 1896 13 08 31 13 16 05 J1234+619 16 42 48 50.9 318.7 4.1 86.8 10 1896 13 16 05 13 17 35 --- 16 44 19 50.7 318.7 4.2 86.5 90 1908 13 16 06 13 17 35 HDF-N 16 44 19 51.1 319.1 4.1 87.4 -5 1908 No stop 13 24 55 --- 16 51 40 50.2 319.1 4.2 85.8 435 1964 13 17 36 13 25 10 J1234+619 16 51 55 49.9 318.8 4.3 84.9 10 1964 13 25 10 13 26 40 --- 16 53 25 49.7 318.8 4.3 84.6 90 1976 13 25 11 13 26 40 HDF-N 16 53 25 50.0 319.2 4.3 85.4 -5 1976 No stop 13 34 00 --- 17 00 46 49.2 319.3 4.4 83.9 435 2033 13 26 41 13 34 30 J1241+602 17 01 16 49.4 316.4 4.3 82.6 22 2033 13 34 30 13 36 00 --- 17 02 47 49.2 316.4 4.3 82.3 90 2044 13 34 31 13 36 00 J1234+619 17 02 47 48.6 319.0 4.5 82.7 -7 2044 No stop 13 37 30 --- 17 04 17 48.4 319.1 4.5 82.4 83 2056 13 36 01 13 37 30 HDF-N 17 04 17 48.7 319.4 4.4 83.2 -5 2056 No stop 13 44 50 --- 17 11 38 47.9 319.5 4.6 81.7 435 2113 13 37 31 13 45 05 J1234+619 17 11 53 47.5 319.3 4.6 80.8 10 2113 13 45 05 13 46 35 --- 17 13 23 47.3 319.3 4.6 80.5 90 2124 13 45 06 13 46 35 HDF-N 17 13 23 47.7 319.6 4.6 81.3 -5 2124 No stop 13 53 55 --- 17 20 45 46.8 319.8 4.7 79.8 435 2181 13 46 36 13 54 10 J1234+619 17 21 00 46.5 319.5 4.8 79.0 10 2181 13 54 10 13 55 40 --- 17 22 30 46.3 319.6 4.8 78.7 90 2193 13 54 11 13 55 40 HDF-N 17 22 30 46.6 319.8 4.7 79.5 -5 2193 No stop 14 03 00 --- 17 29 51 45.8 320.1 4.9 78.0 435 2249 13 55 41 14 03 30 J1241+602 17 30 21 45.9 317.3 4.8 77.0 22 2249 14 03 30 14 05 00 --- 17 31 51 45.7 317.4 4.8 76.7 90 2261 14 03 31 Schedule for MEDICINA (Code Mc ) Page 7 Ultra Deep EVN Observations of HDF North 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 ---------------------------------------------------------------------------------------- --- Tue 31 Oct 2017 Day 304 --- 14 05 00 J1234+619 17 31 51 45.2 319.9 4.9 76.9 -7 2261 No stop 14 06 30 --- 17 33 22 45.0 320.0 5.0 76.6 83 2272 14 05 01 14 06 30 HDF-N 17 33 22 45.4 320.2 4.9 77.4 -5 2272 No stop 14 13 50 --- 17 40 43 44.6 320.5 5.1 75.9 435 2329 14 06 31 14 14 05 J1234+619 17 40 58 44.2 320.3 5.1 75.2 10 2329 14 14 05 14 15 35 --- 17 42 28 44.0 320.3 5.1 74.9 90 2341 14 14 06 14 15 35 HDF-N 17 42 28 44.4 320.6 5.1 75.6 -5 2341 No stop 14 22 55 --- 17 49 49 43.5 320.9 5.2 74.2 435 2397 14 15 36 14 23 10 J1234+619 17 50 04 43.1 320.7 5.3 73.4 10 2397 14 23 10 14 24 40 --- 17 51 35 43.0 320.8 5.3 73.1 90 2409 14 23 11 14 24 40 HDF-N 17 51 35 43.3 320.9 5.2 73.9 -5 2409 No stop 14 32 00 --- 17 58 56 42.5 321.3 5.4 72.5 435 2466 14 24 41 14 32 30 J1241+602 17 59 26 42.4 318.7 5.3 71.6 23 2466 14 32 30 14 34 00 --- 18 00 56 42.2 318.7 5.3 71.3 90 2477 14 32 31 14 34 00 J1234+619 18 00 56 41.9 321.2 5.4 71.4 -7 2477 No stop 14 35 30 --- 18 02 26 41.7 321.3 5.5 71.1 83 2489 14 34 01 14 35 30 HDF-N 18 02 26 42.1 321.5 5.4 71.8 -5 2489 No stop 14 42 50 --- 18 09 48 41.3 321.8 5.5 70.4 435 2545 14 35 31 14 43 05 J1234+619 18 10 03 40.9 321.7 5.6 69.7 10 2545 14 43 05 14 44 35 --- 18 11 33 40.7 321.8 5.6 69.4 90 2557 14 43 06 14 44 35 HDF-N 18 11 33 41.1 321.9 5.6 70.1 -5 2557 No stop 14 51 55 --- 18 18 54 40.3 322.3 5.7 68.7 435 2614 14 44 36 14 52 10 J1234+619 18 19 09 39.9 322.2 5.7 68.0 10 2614 14 52 10 14 53 40 --- 18 20 39 39.7 322.3 5.8 67.7 90 2625 14 52 11 14 53 40 HDF-N 18 20 39 40.1 322.4 5.7 68.4 -5 2625 No stop 15 01 00 --- 18 28 01 39.3 322.8 5.8 67.1 435 2682 14 53 41 15 01 30 J1241+602 18 28 31 39.0 320.4 5.8 66.4 23 2682 15 01 30 15 03 00 --- 18 30 01 38.9 320.5 5.8 66.1 90 2694 15 01 31 15 03 00 J1234+619 18 30 01 38.7 322.8 5.9 66.0 -7 2694 No stop 15 04 30 --- 18 31 31 38.6 322.9 5.9 65.8 83 2705 15 03 01 Schedule for MEDICINA (Code Mc ) Page 8 Ultra Deep EVN Observations of HDF North 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 ---------------------------------------------------------------------------------------- --- Tue 31 Oct 2017 Day 304 --- 15 04 30 HDF-N 18 31 31 38.9 323.1 5.9 66.4 -5 2705 No stop 15 11 50 --- 18 38 52 38.2 323.5 6.0 65.1 435 2762 15 04 31 15 12 05 J1234+619 18 39 07 37.8 323.4 6.1 64.4 10 2762 15 12 05 15 13 35 --- 18 40 38 37.6 323.5 6.1 64.1 90 2773 15 12 06 15 13 35 HDF-N 18 40 38 38.0 323.6 6.1 64.7 -5 2773 No stop 15 20 55 --- 18 47 59 37.2 324.1 6.2 63.4 435 2830 15 13 36 15 21 10 J1234+619 18 48 14 36.8 324.0 6.2 62.7 10 2830 15 21 10 15 22 40 --- 18 49 44 36.6 324.1 6.2 62.5 90 2842 15 21 11 15 22 40 HDF-N 18 49 44 37.0 324.2 6.2 63.1 -5 2842 No stop 15 30 00 --- 18 57 05 36.3 324.7 6.3 61.8 435 2898 15 22 41 15 30 30 J1241+602 18 57 36 35.8 322.4 6.3 61.3 23 2898 15 30 30 15 32 00 --- 18 59 06 35.6 322.5 6.3 61.0 90 2910 15 30 31 15 32 00 J1234+619 18 59 06 35.7 324.8 6.4 60.8 -7 2910 No stop 15 33 30 --- 19 00 36 35.5 324.9 6.4 60.5 83 2922 15 32 01 15 33 30 HDF-N 19 00 36 35.9 324.9 6.4 61.1 -5 2922 No stop 15 40 50 --- 19 07 57 35.1 325.5 6.5 59.8 435 2978 15 33 31 15 41 05 J1234+619 19 08 12 34.7 325.4 6.6 59.1 10 2978 15 41 05 15 42 35 --- 19 09 42 34.6 325.5 6.6 58.9 90 2990 15 41 06 15 42 35 HDF-N 19 09 42 35.0 325.6 6.5 59.5 -5 2990 No stop 15 49 55 --- 19 17 04 34.2 326.1 6.7 58.2 435 3047 15 42 36 15 50 10 J1234+619 19 17 19 33.8 326.1 6.7 57.5 10 3047 15 50 10 15 51 40 --- 19 18 49 33.7 326.2 6.7 57.3 90 3058 15 50 11 15 51 40 HDF-N 19 18 49 34.1 326.3 6.7 57.9 -5 3058 No stop 15 59 00 --- 19 26 10 33.3 326.8 6.8 56.5 435 3115 15 51 41 15 59 30 J1241+602 19 26 40 32.7 324.6 6.7 56.3 23 3115 15 59 30 16 01 00 --- 19 28 11 32.6 324.8 6.8 56.0 90 3126 15 59 31 16 01 00 J1234+619 19 28 11 32.8 326.9 6.9 55.6 -7 3126 No stop 16 02 30 --- 19 29 41 32.6 327.1 6.9 55.3 83 3138 16 01 01 16 02 30 HDF-N 19 29 41 33.0 327.1 6.9 55.9 -5 3138 No stop 16 09 50 --- 19 37 02 32.3 327.7 7.0 54.6 435 3195 16 02 31 Schedule for MEDICINA (Code Mc ) Page 9 Ultra Deep EVN Observations of HDF North 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 ---------------------------------------------------------------------------------------- --- Tue 31 Oct 2017 Day 304 --- 16 10 05 J1234+619 19 37 17 31.9 327.7 7.0 54.0 10 3195 16 10 05 16 11 35 --- 19 38 47 31.7 327.8 7.1 53.7 90 3206 16 10 06 16 11 35 HDF-N 19 38 47 32.1 327.8 7.0 54.3 -5 3206 No stop 16 18 55 --- 19 46 08 31.4 328.4 7.1 53.0 435 3263 16 11 36 16 19 10 J1234+619 19 46 24 31.0 328.4 7.2 52.4 10 3263 16 19 10 16 20 40 --- 19 47 54 30.9 328.6 7.2 52.1 90 3275 16 19 11 16 20 40 HDF-N 19 47 54 31.3 328.6 7.2 52.7 -5 3275 No stop 16 28 00 --- 19 55 15 30.6 329.2 7.3 51.4 435 3331 16 20 41 16 28 30 J1241+602 19 55 45 29.8 327.1 7.2 51.2 23 3331 16 28 30 16 30 00 --- 19 57 15 29.7 327.3 7.3 51.0 90 3343 16 28 31 16 30 00 J1234+619 19 57 15 30.0 329.4 7.4 50.4 -7 3343 No stop 16 31 30 --- 19 58 46 29.9 329.5 7.4 50.2 83 3354 16 30 01 16 31 30 HDF-N 19 58 46 30.3 329.5 7.4 50.7 -5 3354 No stop 16 38 50 --- 20 06 07 29.6 330.1 7.5 49.4 435 3411 16 31 31 16 39 05 J1234+619 20 06 22 29.2 330.2 7.5 48.8 10 3411 16 39 05 16 40 35 --- 20 07 52 29.1 330.3 7.5 48.6 90 3423 16 39 06 16 40 35 HDF-N 20 07 52 29.5 330.3 7.5 49.1 -5 3423 No stop 16 47 55 --- 20 15 13 28.8 330.9 7.6 47.8 435 3479 16 40 36 16 48 10 J1234+619 20 15 28 28.4 331.0 7.7 47.2 10 3479 16 48 10 16 49 40 --- 20 16 59 28.3 331.1 7.7 46.9 90 3491 16 48 11 16 49 40 HDF-N 20 16 59 28.7 331.1 7.7 47.5 -5 3491 No stop 16 57 00 --- 20 24 20 28.0 331.7 7.8 46.2 435 3548 16 49 41 16 59 00 2007+777 20 26 20 56.5 358.0 0.4 173.1 58 3548 16 59 00 17 05 00 --- 20 32 21 56.5 357.4 0.5 171.1 360 3594 16 59 01 17 07 00 J1241+602 20 34 21 26.3 330.8 7.9 44.6 55 3594 17 07 00 17 08 30 --- 20 35 52 26.1 330.9 7.9 44.3 90 3606 17 07 01 17 08 30 J1234+619 20 35 52 26.7 332.9 8.0 43.6 -7 3606 No stop 17 10 00 --- 20 37 22 26.6 333.0 8.0 43.3 83 3617 17 08 31 17 10 00 HDF-N 20 37 22 27.0 333.0 8.0 43.9 -5 3617 No stop 17 17 30 --- 20 44 53 26.4 333.7 8.1 42.5 445 3675 17 10 01 Schedule for MEDICINA (Code Mc ) Page 10 Ultra Deep EVN Observations of HDF North 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 ---------------------------------------------------------------------------------------- --- Tue 31 Oct 2017 Day 304 --- 17 17 45 J1234+619 20 45 08 25.9 333.8 8.2 41.9 10 3675 17 17 45 17 19 15 --- 20 46 38 25.8 333.9 8.2 41.7 90 3687 17 17 46 17 19 15 HDF-N 20 46 38 26.2 333.8 8.2 42.2 -5 3687 No stop 17 26 45 --- 20 54 10 25.6 334.6 8.3 40.9 445 3745 17 19 16 17 27 00 J1234+619 20 54 25 25.2 334.7 8.3 40.3 10 3745 17 27 00 17 28 30 --- 20 55 55 25.1 334.8 8.3 40.0 90 3756 17 27 01 17 28 30 HDF-N 20 55 55 25.5 334.8 8.3 40.6 -5 3756 No stop 17 35 50 --- 21 03 16 24.9 335.5 8.4 39.3 435 3813 17 28 31 17 36 20 J1241+602 21 03 46 23.8 333.8 8.4 39.4 23 3813 17 36 20 17 37 50 --- 21 05 16 23.7 333.9 8.4 39.2 90 3825 17 36 21 17 37 50 J1234+619 21 05 16 24.4 335.8 8.5 38.4 -6 3825 No stop 17 39 20 --- 21 06 47 24.3 335.9 8.5 38.1 84 3836 17 37 51 17 39 20 HDF-N 21 06 47 24.7 335.8 8.5 38.6 -5 3836 No stop 17 46 50 --- 21 14 18 24.1 336.6 8.6 37.3 445 3894 17 39 21 17 47 05 J1234+619 21 14 33 23.8 336.7 8.7 36.7 10 3894 17 47 05 17 48 35 --- 21 16 03 23.6 336.9 8.7 36.4 90 3906 17 47 06 17 48 35 HDF-N 21 16 03 24.0 336.8 8.6 37.0 -5 3906 No stop 17 55 55 --- 21 23 24 23.5 337.5 8.8 35.6 435 3962 17 48 36 17 56 10 J1234+619 21 23 39 23.1 337.7 8.8 35.1 10 3962 17 56 10 17 57 40 --- 21 25 10 23.0 337.8 8.8 34.8 90 3974 17 56 11 17 57 40 HDF-N 21 25 10 23.4 337.7 8.8 35.3 -5 3974 No stop 18 05 00 --- 21 32 31 22.9 338.5 8.9 34.0 435 4031 17 57 41 18 05 30 J1241+602 21 33 01 21.6 336.9 8.8 34.3 23 4031 18 05 30 18 07 00 --- 21 34 31 21.5 337.1 8.9 34.0 90 4042 18 05 31 18 07 00 J1234+619 21 34 31 22.4 338.8 9.0 33.1 -6 4042 No stop 18 08 30 --- 21 36 01 22.3 339.0 9.0 32.8 84 4054 18 07 01 18 08 30 HDF-N 21 36 01 22.7 338.9 9.0 33.4 -5 4054 No stop 18 16 00 --- 21 43 33 22.2 339.7 9.1 32.0 445 4112 18 08 31 18 16 15 J1234+619 21 43 48 21.8 339.8 9.1 31.4 10 4112 18 16 15 18 17 45 --- 21 45 18 21.7 340.0 9.2 31.2 90 4124 18 16 16 Schedule for MEDICINA (Code Mc ) Page 11 Ultra Deep EVN Observations of HDF North 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 ---------------------------------------------------------------------------------------- --- Tue 31 Oct 2017 Day 304 --- 18 17 45 HDF-N 21 45 18 22.1 339.8 9.1 31.7 -5 4124 No stop 18 25 05 --- 21 52 39 21.7 340.6 9.3 30.4 435 4180 18 17 46 18 25 20 J1234+619 21 52 54 21.3 340.8 9.3 29.8 10 4180 18 25 20 18 26 50 --- 21 54 24 21.2 341.0 9.3 29.5 90 4192 18 25 21 18 26 50 HDF-N 21 54 24 21.6 340.8 9.3 30.1 -5 4192 No stop 18 34 10 --- 22 01 46 21.1 341.6 9.4 28.7 435 4248 18 26 51 18 34 40 J1241+602 22 02 16 19.7 340.2 9.3 29.1 23 4248 18 34 40 18 36 10 --- 22 03 46 19.6 340.4 9.4 28.9 90 4260 18 34 41 18 36 10 J1234+619 22 03 46 20.7 342.0 9.5 27.8 -7 4260 No stop 18 37 40 --- 22 05 16 20.6 342.2 9.5 27.6 83 4272 18 36 11 18 37 40 HDF-N 22 05 16 20.9 342.0 9.5 28.1 -5 4272 No stop 18 45 10 --- 22 12 47 20.5 342.9 9.6 26.7 445 4330 18 37 41 18 45 25 J1234+619 22 13 03 20.2 343.1 9.6 26.2 10 4330 18 45 25 18 46 55 --- 22 14 33 20.1 343.2 9.7 25.9 90 4341 18 45 26 18 46 55 HDF-N 22 14 33 20.4 343.0 9.6 26.4 -5 4341 No stop 18 54 15 --- 22 21 54 20.1 343.9 9.7 25.1 435 4398 18 46 56 18 54 30 J1234+619 22 22 09 19.7 344.1 9.8 24.5 10 4398 18 54 30 18 56 00 --- 22 23 39 19.6 344.3 9.8 24.2 90 4409 18 54 31 18 56 00 HDF-N 22 23 39 20.0 344.1 9.8 24.7 -5 4409 No stop 19 03 20 --- 22 31 00 19.6 344.9 9.9 23.4 435 4466 18 56 01 19 03 50 J1241+602 22 31 31 18.1 343.6 9.8 23.9 22 4466 19 03 50 19 05 20 --- 22 33 01 18.0 343.8 9.8 23.6 90 4478 19 03 51 19 05 20 J1234+619 22 33 01 19.2 345.3 10.0 22.5 -7 4478 No stop 19 06 50 --- 22 34 31 19.1 345.5 10.0 22.2 83 4489 19 05 21 19 06 50 HDF-N 22 34 31 19.5 345.3 9.9 22.8 -5 4489 No stop 19 14 20 --- 22 42 02 19.1 346.2 10.1 21.4 445 4547 19 06 51 19 14 35 J1234+619 22 42 17 18.8 346.4 10.1 20.8 10 4547 19 14 35 19 16 05 --- 22 43 48 18.7 346.6 10.1 20.5 90 4559 19 14 36 19 16 05 HDF-N 22 43 48 19.1 346.4 10.1 21.1 -5 4559 No stop 19 23 25 --- 22 51 09 18.8 347.2 10.2 19.7 435 4616 19 16 06 Schedule for MEDICINA (Code Mc ) Page 12 Ultra Deep EVN Observations of HDF North 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 ---------------------------------------------------------------------------------------- --- Tue 31 Oct 2017 Day 304 --- 19 23 40 J1234+619 22 51 24 18.4 347.5 10.3 19.2 10 4616 19 23 40 19 25 10 --- 22 52 54 18.4 347.7 10.3 18.9 90 4627 19 23 41 19 25 10 HDF-N 22 52 54 18.7 347.4 10.3 19.4 -5 4627 No stop 19 32 30 --- 23 00 15 18.4 348.3 10.4 18.0 435 4684 19 25 11 19 33 00 J1241+602 23 00 45 16.8 347.2 10.3 18.6 22 4684 19 33 00 19 34 30 --- 23 02 16 16.7 347.4 10.3 18.3 90 4695 19 33 01 19 34 30 J1234+619 23 02 16 18.0 348.8 10.5 17.2 -7 4695 No stop 19 36 00 --- 23 03 46 18.0 348.9 10.5 16.9 83 4707 19 34 31 19 36 00 HDF-N 23 03 46 18.3 348.7 10.4 17.4 -5 4707 No stop 19 43 30 --- 23 11 17 18.0 349.6 10.6 16.0 445 4765 19 36 01 19 43 45 J1234+619 23 11 32 17.7 349.9 10.6 15.5 10 4765 19 43 45 19 45 15 --- 23 13 02 17.7 350.0 10.6 15.2 90 4777 19 43 46 19 45 15 HDF-N 23 13 02 18.0 349.8 10.6 15.7 -5 4777 No stop 19 52 35 --- 23 20 24 17.8 350.7 10.7 14.3 435 4833 19 45 16 19 52 50 J1234+619 23 20 39 17.4 350.9 10.8 13.8 10 4833 19 52 50 19 54 20 --- 23 22 09 17.4 351.1 10.8 13.5 90 4845 19 52 51 19 54 20 HDF-N 23 22 09 17.7 350.9 10.7 14.0 -5 4845 No stop 20 01 40 --- 23 29 30 17.5 351.7 10.9 12.6 435 4902 19 54 21 20 02 10 J1241+602 23 30 00 15.8 350.8 10.8 13.3 22 4902 20 02 10 20 03 40 --- 23 31 30 15.8 351.0 10.8 13.0 90 4913 20 02 11 20 03 40 J1234+619 23 31 30 17.2 352.3 10.9 11.8 -7 4913 No stop 20 05 10 --- 23 33 01 17.1 352.4 11.0 11.5 83 4925 20 03 41 20 05 10 HDF-N 23 33 01 17.4 352.2 10.9 12.0 -5 4925 No stop 20 12 40 --- 23 40 32 17.3 353.1 11.0 10.6 445 4983 20 05 11 20 12 55 J1234+619 23 40 47 17.0 353.4 11.1 10.0 10 4983 20 12 55 20 14 25 --- 23 42 17 16.9 353.6 11.1 9.8 90 4994 20 12 56 20 14 25 HDF-N 23 42 17 17.2 353.3 11.1 10.3 -5 4994 No stop 20 21 45 --- 23 49 38 17.1 354.2 11.2 8.9 435 5051 20 14 26 20 22 00 J1234+619 23 49 53 16.8 354.5 11.2 8.4 10 5051 20 22 00 20 23 30 --- 23 51 24 16.8 354.7 11.3 8.1 90 5063 20 22 01 Schedule for MEDICINA (Code Mc ) Page 13 Ultra Deep EVN Observations of HDF North 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 ---------------------------------------------------------------------------------------- --- Tue 31 Oct 2017 Day 304 --- 20 23 30 HDF-N 23 51 24 17.0 354.4 11.2 8.6 -5 5063 No stop 20 30 50 --- 23 58 45 16.9 355.3 11.4 7.2 435 5119 20 23 31 20 31 20 J1241+602 23 59 15 15.1 354.5 11.3 7.9 22 5119 20 31 20 20 32 50 --- 00 00 45 15.1 354.7 11.3 7.6 90 5131 20 31 21 20 32 50 J1234+619 00 00 45 16.6 355.8 11.4 6.3 -8 5131 No stop 20 34 20 --- 00 02 15 16.6 356.0 11.5 6.1 82 5142 20 32 51 20 34 20 HDF-N 00 02 15 16.9 355.7 11.4 6.6 -5 5142 No stop 20 41 50 --- 00 09 47 16.8 356.6 11.5 5.2 445 5200 20 34 21 20 42 05 J1234+619 00 10 02 16.5 356.9 11.6 4.6 10 5200 20 42 05 20 43 35 --- 00 11 32 16.5 357.1 11.6 4.3 90 5212 20 42 06 20 43 35 HDF-N 00 11 32 16.8 356.8 11.6 4.8 -5 5212 No stop 20 50 55 --- 00 18 53 16.7 357.7 11.7 3.5 435 5269 20 43 36 20 51 10 J1234+619 00 19 08 16.4 358.1 11.7 2.9 10 5269 20 51 10 20 52 40 --- 00 20 38 16.4 358.2 11.8 2.7 90 5280 20 51 11 20 52 40 HDF-N 00 20 38 16.7 357.9 11.7 3.1 -5 5280 No stop 21 00 00 --- 00 28 00 16.7 358.8 11.8 1.8 435 5337 20 52 41 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess317.L1024 --- 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: 8 Station: MEDICINA Total bit rate: 1024 Format: VDIF Bits per sample: 2 Sample rate: 32.000 Number of channels: 16 DBE type: DBBC_DDC Speedup factor: 1.00 Disk used to record data. 1st LO= 1295.00 1295.00 1295.00 1295.00 1295.00 1295.00 1295.00 1295.00 1295.00 1295.00 1295.00 1295.00 1295.00 1295.00 1295.00 1295.00 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 3 11 3 11 5 13 5 13 7 15 7 15 BBC SB= L L U U L L U U L L U U L L U U IF = A1 C1 A1 C1 A1 C1 A1 C1 B1 D1 B1 D1 B1 D1 B1 D1 The following frequency sets based on these setups were used. Frequency Set: 7 Setup file default. Used with PCAL = off LO sum= 1610.49 1610.49 1610.49 1610.49 1642.49 1642.49 1642.49 1642.49 1674.49 1674.49 1674.49 1674.49 1706.49 1706.49 1706.49 1706.49 BBC fr= 315.49 315.49 315.49 315.49 347.49 347.49 347.49 347.49 379.49 379.49 379.49 379.49 411.49 411.49 411.49 411.49 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: 7 Track assignments are: track1= 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16 barrel=roll_off POSITIONS OF SOURCES USED IN RECORDING SCANS Source Source position (RA/Dec) Error (B1950) (J2000) (Date) (mas) * J1241+602 12 39 16.511005 * 12 41 29.590564 12 42 13.108217 0.00 60 37 07.62444 * 60 20 41.32233 60 14 50.55732 0.00 From catalog imbedded in main SCHED input file. Position from GC029A. Bright calibrator: >100 mJy at 1.6 GHz on the long baselin * J1234+619 12 31 56.130604 * 12 34 11.741357 12 34 55.986870 0.00 62 15 03.88238 * 61 58 32.47807 61 52 38.87040 0.00 From catalog imbedded in main SCHED input file. Position from EG078B, error of 11mas RA and 2mas Dec corrected, Nodding calibrat * HDF-N 12 34 36.033130 * 12 36 50.000000 12 37 33.630427 0.00 62 29 27.67047 * 62 12 58.00000 62 07 05.22542 0.00 From catalog imbedded in main SCHED input file. Center of HDF-North. J1642+3948 16 41 17.606228 * 16 42 58.809965 16 43 32.776957 0.77 * 3C345 39 54 10.81496 * 39 48 36.99402 39 46 58.83934 0.52 1641+399 /home/guest/rmc/SCHED/sched11.4/catalogs/sources.vlba.2012jul J1642+39 GSFC 2011B astro solution 52621 Observations J2005+7752 20 07 20.430170 * 20 05 30.998498 20 04 51.404708 0.48 * 2007+777 77 43 58.12300 * 77 52 43.24753 77 56 12.39177 0.10 J2005+77 /home/guest/rmc/SCHED/sched11.4/catalogs/sources.vlba.2012jul rfc_2012b Petrov, 2012, unpublished 16337 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 J1241+602 sess317.L1024 1 2 3 5 6 7 8 9 12 13 0.683 58.785 J1234+619 sess317.L1024 1 2 3 5 6 7 8 9 12 13 1.800 171.511 HDF-N sess317.L1024 1 2 3 5 6 7 8 9 12 13 8.825 914.370 3C345 sess317.L1024 1 2 3 5 6 7 8 9 12 13 0.100 12.000 2007+777 sess317.L1024 1 2 3 5 6 7 8 9 12 13 0.100 10.203 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) J1241+602 77.3 J1234+619 79.2 HDF-N 79.2 3C345 63.1 2007+777 103.0 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