COVER INFORMATION Station: WSTRBORK (Code Wb ) Experiment: EVN+eMERLIN-18CM-NGC2276-3c Exp. Code: EM106B Schedule Version: 1.00 Processed by SCHED version: 11.00 Release of Feb. 15, 2013 PI: Mar Mezcua Address: C/ Via Lactea, s/n 38200 La Laguna, S/C de Tenerife Spain Phone: +34 922 605 751 EMAIL: mezcua@iac.es Fax: +34 922 605 751 Phone during observation: +34 922 605 751 Observing mode: Continuum Notes: Fringe finder: 4C39.25 Phase reference calibrator: J0508+8432 Schedule for WSTRBORK (Code Wb ) Page 2 EVN+eMERLIN-18CM-NGC2276-3c 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 ---------------------------------------------------------------------------------------- --- Mon 3 Jun 2013 Day 154 --- 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: 100.49 100.49 100.49 100.49 132.49 132.49 132.49 132.49 164.49 164.49 164.49 164.49 196.49 196.49 196.49 196.49 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 13 30 00 4C39.25 06 45 12 59.0 100.2 -2.7 0.0 0 0 13 30 00 13 34 00 --- 06 49 12 59.6 101.2 -2.6 0.0 240 31 13 30 04 13 45 05 J0508+8432 07 00 19 57.7 355.4 1.8 0.0 436 31 13 45 05 13 48 50 =0454+844 07 04 20 57.6 355.2 1.9 0.0 225 60 13 45 09 13 49 31 NGC2276-3C 07 04 46 57.1 0.9 -0.4 0.0 -85 60 13 49 31 13 54 01 --- 07 09 17 57.2 0.7 -0.4 0.0 185 94 13 49 35 13 54 58 J0508+8432 07 10 14 57.6 355.0 2.0 0.0 -73 94 13 54 58 13 56 43 =0454+844 07 12 14 57.5 354.9 2.0 0.0 32 108 13 55 02 13 57 25 NGC2276-3C 07 12 41 57.2 0.6 -0.3 0.0 -85 108 13 57 25 14 01 55 --- 07 17 12 57.2 0.5 -0.2 0.0 185 142 13 57 29 14 02 52 J0508+8432 07 18 09 57.5 354.7 2.1 0.0 -73 142 14 02 52 14 04 37 =0454+844 07 20 09 57.4 354.6 2.1 0.0 32 156 14 02 56 14 05 19 NGC2276-3C 07 20 36 57.2 0.4 -0.2 0.0 -85 156 14 05 19 14 09 49 --- 07 25 07 57.2 0.2 -0.1 0.0 185 190 14 05 23 14 10 46 J0508+8432 07 26 04 57.3 354.4 2.2 0.0 -73 190 14 10 46 14 12 31 =0454+844 07 28 04 57.3 354.4 2.3 0.0 32 204 14 10 50 14 13 12 NGC2276-3C 07 28 31 57.2 0.1 -0.0 0.0 -85 204 14 13 12 14 17 42 --- 07 33 02 57.2 359.9 0.0 0.0 185 238 14 13 16 14 18 39 J0508+8432 07 33 59 57.2 354.2 2.4 0.0 -73 238 14 18 39 14 20 24 =0454+844 07 35 59 57.2 354.1 2.4 0.0 32 252 14 18 43 14 21 06 NGC2276-3C 07 36 26 57.2 359.8 0.1 0.0 -85 252 14 21 06 14 25 36 --- 07 40 57 57.2 359.7 0.2 0.0 185 287 14 21 10 14 26 33 J0508+8432 07 41 54 57.1 353.9 2.5 0.0 -73 287 14 26 33 14 28 18 =0454+844 07 43 54 57.1 353.8 2.5 0.0 32 300 14 26 37 14 29 00 NGC2276-3C 07 44 21 57.2 359.5 0.2 0.0 -85 300 14 29 00 14 33 30 --- 07 48 52 57.2 359.4 0.3 0.0 185 335 14 29 04 Schedule for WSTRBORK (Code Wb ) Page 3 EVN+eMERLIN-18CM-NGC2276-3c 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 ---------------------------------------------------------------------------------------- --- Mon 3 Jun 2013 Day 154 --- 14 34 26 J0508+8432 07 49 49 57.0 353.7 2.6 0.0 -73 335 14 34 26 14 36 11 =0454+844 07 51 49 56.9 353.6 2.7 0.0 32 348 14 34 30 14 39 56 4C39.25 07 55 19 68.9 122.0 -1.5 0.0 1 348 14 39 56 14 44 56 --- 08 00 20 69.5 124.1 -1.5 0.0 300 387 14 40 00 14 50 27 J0508+8432 08 05 52 56.7 353.2 2.9 0.0 102 387 14 50 27 14 54 27 =0454+844 08 09 53 56.6 353.1 3.0 0.0 240 417 14 50 31 14 55 08 NGC2276-3C 08 10 34 57.1 358.7 0.7 0.0 -86 417 14 55 08 14 59 38 --- 08 15 05 57.1 358.5 0.7 0.0 184 452 14 55 12 15 00 35 J0508+8432 08 16 01 56.5 352.9 3.1 0.0 -74 452 15 00 35 15 02 20 =0454+844 08 18 02 56.5 352.8 3.1 0.0 31 465 15 00 39 15 03 01 NGC2276-3C 08 18 28 57.1 358.4 0.8 0.0 -86 465 15 03 01 15 07 31 --- 08 22 59 57.1 358.2 0.9 0.0 184 500 15 03 05 15 08 27 J0508+8432 08 23 55 56.4 352.7 3.2 0.0 -74 500 15 08 27 15 10 12 =0454+844 08 25 56 56.3 352.6 3.2 0.0 31 513 15 08 31 15 10 54 NGC2276-3C 08 26 22 57.0 358.1 0.9 0.0 -86 513 15 10 54 15 15 24 --- 08 30 53 57.0 358.0 1.0 0.0 184 548 15 10 58 15 16 20 J0508+8432 08 31 49 56.2 352.5 3.3 0.0 -74 548 15 16 20 15 18 05 =0454+844 08 33 49 56.2 352.4 3.4 0.0 31 562 15 16 24 15 18 46 NGC2276-3C 08 34 15 57.0 357.9 1.1 0.0 -86 562 15 18 46 15 23 16 --- 08 38 46 57.0 357.7 1.1 0.0 184 596 15 18 50 15 24 12 J0508+8432 08 39 42 56.0 352.3 3.5 0.0 -74 596 15 24 12 15 25 57 =0454+844 08 41 42 56.0 352.3 3.5 0.0 31 610 15 24 16 15 26 37 NGC2276-3C 08 42 08 57.0 357.6 1.2 0.0 -86 610 15 26 37 15 31 07 --- 08 46 39 56.9 357.5 1.3 0.0 184 644 15 26 41 15 32 03 J0508+8432 08 47 35 55.9 352.1 3.6 0.0 -75 644 15 32 03 15 33 48 =0454+844 08 49 35 55.8 352.1 3.6 0.0 30 658 15 32 07 15 34 28 NGC2276-3C 08 50 01 56.9 357.4 1.3 0.0 -87 658 15 34 28 15 38 58 --- 08 54 31 56.9 357.2 1.4 0.0 183 692 15 34 32 15 39 54 J0508+8432 08 55 27 55.7 352.0 3.7 0.0 -75 692 15 39 54 15 41 39 =0454+844 08 57 27 55.7 351.9 3.8 0.0 30 706 15 39 58 Schedule for WSTRBORK (Code Wb ) Page 4 EVN+eMERLIN-18CM-NGC2276-3c 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 ---------------------------------------------------------------------------------------- --- Mon 3 Jun 2013 Day 154 --- 15 42 19 NGC2276-3C 08 57 53 56.8 357.1 1.4 0.0 -87 706 15 42 19 15 46 49 --- 09 02 23 56.8 357.0 1.5 0.0 183 740 15 42 23 15 47 44 J0508+8432 09 03 19 55.6 351.8 3.9 0.0 -75 740 15 47 44 15 49 29 =0454+844 09 05 19 55.5 351.8 3.9 0.0 30 754 15 47 48 15 50 09 NGC2276-3C 09 05 44 56.8 356.9 1.6 0.0 -87 754 15 50 09 15 54 39 --- 09 10 15 56.7 356.7 1.7 0.0 183 788 15 50 13 15 55 34 J0508+8432 09 11 10 55.4 351.7 4.0 0.0 -75 788 15 55 34 15 57 19 =0454+844 09 13 10 55.3 351.7 4.0 0.0 30 802 15 55 38 15 57 59 NGC2276-3C 09 13 35 56.7 356.6 1.7 0.0 -88 802 15 57 59 16 02 29 --- 09 18 05 56.7 356.5 1.8 0.0 182 837 15 58 03 16 03 23 J0508+8432 09 19 00 55.2 351.6 4.1 0.0 -76 837 16 03 23 16 05 08 =0454+844 09 21 00 55.2 351.5 4.1 0.0 29 850 16 03 27 16 05 48 NGC2276-3C 09 21 25 56.6 356.4 1.8 0.0 -88 850 16 05 48 16 10 18 --- 09 25 56 56.6 356.3 1.9 0.0 182 885 16 05 52 16 11 12 J0508+8432 09 26 50 55.0 351.5 4.2 0.0 -76 885 16 11 12 16 12 57 =0454+844 09 28 50 55.0 351.4 4.3 0.0 29 898 16 11 16 16 13 36 NGC2276-3C 09 29 14 56.6 356.2 2.0 0.0 -88 898 16 13 36 16 18 06 --- 09 33 45 56.5 356.1 2.0 0.0 182 933 16 13 40 16 18 59 J0508+8432 09 34 39 54.9 351.4 4.4 0.0 -76 933 16 18 59 16 20 44 =0454+844 09 36 39 54.8 351.3 4.4 0.0 29 946 16 19 03 16 21 23 NGC2276-3C 09 37 03 56.5 356.0 2.1 0.0 -89 946 16 21 23 16 25 53 --- 09 41 34 56.4 355.8 2.2 0.0 181 981 16 21 27 16 26 46 J0508+8432 09 42 27 54.7 351.3 4.5 0.0 -77 981 16 26 46 16 28 31 =0454+844 09 44 28 54.6 351.2 4.5 0.0 28 994 16 26 50 16 29 10 NGC2276-3C 09 44 51 56.4 355.8 2.2 0.0 -89 994 16 29 10 16 33 40 --- 09 49 22 56.4 355.6 2.3 0.0 181 1029 16 29 14 16 34 33 J0508+8432 09 50 15 54.5 351.2 4.6 0.0 -77 1029 16 34 33 16 36 18 =0454+844 09 52 15 54.5 351.2 4.7 0.0 28 1042 16 34 37 16 36 55 NGC2276-3C 09 52 38 56.3 355.5 2.4 0.0 -89 1042 16 36 55 16 41 25 --- 09 57 09 56.3 355.4 2.4 0.0 181 1077 16 36 59 Schedule for WSTRBORK (Code Wb ) Page 5 EVN+eMERLIN-18CM-NGC2276-3c 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 ---------------------------------------------------------------------------------------- --- Mon 3 Jun 2013 Day 154 --- 16 42 18 J0508+8432 09 58 01 54.3 351.1 4.8 0.0 -78 1077 16 42 18 16 44 03 =0454+844 10 00 02 54.3 351.1 4.8 0.0 27 1090 16 42 22 16 44 40 NGC2276-3C 10 00 24 56.2 355.3 2.5 0.0 -90 1090 16 44 40 16 49 10 --- 10 04 55 56.2 355.2 2.6 0.0 180 1125 16 44 44 16 50 02 J0508+8432 10 05 47 54.1 351.1 4.9 0.0 -78 1125 16 50 02 16 51 47 =0454+844 10 07 47 54.1 351.0 4.9 0.0 27 1138 16 50 06 16 52 24 NGC2276-3C 10 08 09 56.1 355.2 2.6 0.0 -90 1138 16 52 24 16 56 54 --- 10 12 40 56.1 355.0 2.7 0.0 180 1173 16 52 28 16 57 46 J0508+8432 10 13 32 54.0 351.0 5.0 0.0 -79 1173 16 57 46 16 59 31 =0454+844 10 15 32 53.9 351.0 5.1 0.0 26 1187 16 57 50 17 00 07 NGC2276-3C 10 15 54 56.0 355.0 2.7 0.0 -91 1187 17 00 07 17 04 37 --- 10 20 24 56.0 354.9 2.8 0.0 179 1221 17 00 11 17 05 29 J0508+8432 10 21 16 53.8 351.0 5.1 0.0 -79 1221 17 05 29 17 07 14 =0454+844 10 23 16 53.7 351.0 5.2 0.0 26 1235 17 05 33 17 07 50 NGC2276-3C 10 23 37 55.9 354.8 2.9 0.0 -91 1235 17 07 50 17 12 20 --- 10 28 08 55.9 354.7 3.0 0.0 179 1269 17 07 54 17 13 10 J0508+8432 10 28 59 53.6 351.0 5.3 0.0 -80 1269 17 13 10 17 14 55 =0454+844 10 30 59 53.6 350.9 5.3 0.0 25 1283 17 13 14 17 15 31 NGC2276-3C 10 31 19 55.8 354.6 3.0 0.0 -92 1283 17 15 31 17 20 01 --- 10 35 50 55.7 354.5 3.1 0.0 178 1317 17 15 35 17 20 51 J0508+8432 10 36 40 53.4 350.9 5.4 0.0 -80 1317 17 20 51 17 22 36 =0454+844 10 38 41 53.4 350.9 5.4 0.0 25 1331 17 20 55 17 23 11 NGC2276-3C 10 39 01 55.7 354.5 3.1 0.0 -92 1331 17 23 11 17 27 41 --- 10 43 31 55.6 354.4 3.2 0.0 178 1365 17 23 15 17 28 30 J0508+8432 10 44 21 53.2 350.9 5.5 0.0 -81 1365 17 28 30 17 30 15 =0454+844 10 46 21 53.2 350.9 5.6 0.0 24 1379 17 28 34 17 30 50 NGC2276-3C 10 46 41 55.6 354.3 3.3 0.0 -93 1379 17 30 50 17 35 20 --- 10 51 12 55.5 354.2 3.3 0.0 177 1413 17 30 54 17 36 08 J0508+8432 10 52 01 53.1 350.9 5.7 0.0 -81 1413 17 36 08 17 37 53 =0454+844 10 54 01 53.0 350.9 5.7 0.0 24 1427 17 36 12 Schedule for WSTRBORK (Code Wb ) Page 6 EVN+eMERLIN-18CM-NGC2276-3c 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 ---------------------------------------------------------------------------------------- --- Mon 3 Jun 2013 Day 154 --- 17 38 27 NGC2276-3C 10 54 20 55.5 354.2 3.4 0.0 -93 1427 17 38 27 17 42 57 --- 10 58 51 55.4 354.1 3.5 0.0 177 1462 17 38 31 17 43 46 J0508+8432 10 59 39 52.9 351.0 5.8 0.0 -82 1462 17 43 46 17 45 31 =0454+844 11 01 39 52.8 351.0 5.8 0.0 23 1475 17 43 50 17 46 04 NGC2276-3C 11 01 58 55.4 354.0 3.5 0.0 -94 1475 17 46 04 17 50 34 --- 11 06 28 55.3 353.9 3.6 0.0 176 1510 17 46 08 17 51 22 J0508+8432 11 07 16 52.7 351.0 5.9 0.0 -82 1510 17 51 22 17 53 07 =0454+844 11 09 17 52.6 351.0 5.9 0.0 23 1523 17 51 26 17 53 39 NGC2276-3C 11 09 34 55.2 353.9 3.6 0.0 -95 1523 17 53 39 17 58 09 --- 11 14 05 55.2 353.8 3.7 0.0 175 1558 17 53 43 18 00 59 NGC2276-3C 11 16 55 55.1 353.8 3.8 0.0 159 1558 18 00 59 18 05 29 --- 11 21 26 55.0 353.7 3.8 0.0 270 1592 18 01 03 18 08 29 NGC2276-3C 11 24 26 55.0 353.7 3.9 0.0 169 1592 18 08 29 18 12 59 --- 11 28 57 54.9 353.6 4.0 0.0 270 1627 18 08 33 18 15 49 NGC2276-3C 11 31 47 54.9 353.6 4.0 0.0 159 1627 18 15 49 18 20 19 --- 11 36 18 54.8 353.5 4.1 0.0 270 1662 18 15 53 18 23 21 NGC2276-3C 11 39 20 54.7 353.5 4.1 0.0 171 1662 18 23 21 18 27 51 --- 11 43 51 54.7 353.4 4.2 0.0 270 1696 18 23 25 18 30 41 NGC2276-3C 11 46 42 54.6 353.4 4.3 0.0 160 1696 18 30 41 18 35 11 --- 11 51 13 54.5 353.3 4.3 0.0 270 1731 18 30 45 18 38 14 NGC2276-3C 11 54 17 54.5 353.3 4.4 0.0 172 1731 18 38 14 18 42 44 --- 11 58 48 54.4 353.3 4.5 0.0 270 1765 18 38 18 18 45 35 NGC2276-3C 12 01 39 54.3 353.2 4.5 0.0 160 1765 18 45 35 18 50 05 --- 12 06 10 54.3 353.2 4.6 0.0 270 1800 18 45 39 18 53 10 NGC2276-3C 12 09 15 54.2 353.2 4.6 0.0 174 1800 18 53 10 18 57 40 --- 12 13 46 54.1 353.1 4.7 0.0 270 1835 18 53 14 19 00 31 NGC2276-3C 12 16 37 54.1 353.1 4.8 0.0 160 1835 19 00 31 19 05 01 --- 12 21 08 54.0 353.1 4.8 0.0 270 1869 19 00 35 19 08 07 NGC2276-3C 12 24 15 53.9 353.1 4.9 0.0 175 1869 19 08 07 19 12 37 --- 12 28 45 53.9 353.0 5.0 0.0 270 1904 19 08 11 Schedule for WSTRBORK (Code Wb ) Page 7 EVN+eMERLIN-18CM-NGC2276-3c 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 ---------------------------------------------------------------------------------------- --- Mon 3 Jun 2013 Day 154 --- 19 15 29 NGC2276-3C 12 31 37 53.8 353.0 5.0 0.0 160 1904 19 15 29 19 19 59 --- 12 36 08 53.7 353.0 5.1 0.0 270 1938 19 15 33 19 23 06 NGC2276-3C 12 39 16 53.7 353.0 5.1 0.0 176 1938 19 23 06 19 27 36 --- 12 43 46 53.6 353.0 5.2 0.0 270 1973 19 23 10 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess213.L1024 Matching groups in /Users/mmezcua/sched/catalogs/freq.dat: wb18cm E-mail Foley 22Jan97 MFFE, must be using Low patch ****** Only 244.98 of 256.00 MHz total bandwidth is within the IFs in the setup file before any FREQ or DOPPLER shifts. Setup group: 2 Station: WSTRBORK 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= 1510.00 1510.00 1510.00 1510.00 1510.00 1510.00 1510.00 1510.00 1510.00 1510.00 1510.00 1510.00 1510.00 1510.00 1510.00 1510.00 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 = 2 1 2 1 4 3 4 3 6 5 6 5 8 7 8 7 BBC SB= L L U U L L U U L L U U L L U U IF = 2N 1N 2N 1N 2N 1N 2N 1N 2N 1N 2N 1N 2N 1N 2N 1N The following frequency sets based on these setups were used. Frequency Set: 3 Setup file default. 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= 100.49 100.49 100.49 100.49 132.49 132.49 132.49 132.49 164.49 164.49 164.49 164.49 196.49 196.49 196.49 196.49 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: 3 Track assignments are: track1= 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30, 32 barrel=roll_off POSITIONS OF SOURCES USED IN RECORDING SCANS Source Source position (RA/Dec) Error (B1950) (J2000) (Date) (mas) * NGC2276-3C 07 09 55.493046 * 07 26 48.300000 07 31 01.053130 0.00 85 51 25.13569 * 85 45 49.00000 85 44 11.35508 0.00 From catalog imbedded in main SCHED input file. * J0508+8432 04 54 57.180459 * 05 08 42.363504 05 12 17.839043 1.06 0454+844 84 27 52.97915 * 84 32 04.54410 84 32 57.55258 0.10 J0508+84 /Users/mmezcua/sched/catalogs/sources.vlba rfc_2012b Petrov, 2012, unpublished 8614 observations J0927+3902 09 23 55.319217 * 09 27 03.013938 09 27 53.191102 0.13 0923+392 39 15 23.56637 * 39 02 20.85177 38 58 51.19785 0.10 * 4C39.25 /Users/mmezcua/sched/catalogs/sources.vlba J0927+39 rfc_2012b Petrov, 2012, unpublished 239566 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 NGC2276-3C sess213.L1024 1 2 3 4 5 6 7 8 10 11 3.150 188.811 J0508+8432 sess213.L1024 1 2 3 4 5 6 7 8 10 11 1.354 63.008 4C39.25 sess213.L1024 1 2 3 4 5 6 7 8 10 11 0.150 8.310 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) NGC2276-3C 64.4 J0508+8432 62.2 4C39.25 61.1 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