COVER INFORMATION Station: SHANGHAI (Code Sh ) Experiment: e-EVN run ET018E: Simultaneous radio/X-ray observations of the XRB Cyg X Exp. Code: et018e Schedule Version: 1.00 Processed by SCHED version: 9.40 Release Jan. 13, 2011. PI: V. Tudose Address: ASTRON Oude Hoogeveensedijk 4 7991 PD Dwingeloo The Netherlands Phone: +31 521 595 285 EMAIL: tudose@astron.nl Fax: Phone during observation: Observing mode: Notes: ########################################################### ########## Please, make sure PHASE CAL is OFF. ############ ########################################################### Schedule for SHANGHAI (Code Sh ) Page 2 e-EVN run ET018E: Simultaneous radio/X-ray observations of the XRB Cyg X 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 26 Oct 2011 Day 299 --- 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: 742.49 742.49 742.49 742.49 774.49 774.49 774.49 774.49 806.49 806.49 806.49 806.49 838.49 838.49 838.49 838.49 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 08 30 00 3C345 18 52 17 62.5 -62.6 2.1 98.3 0 0 08 29 55 08 44 20 --- 19 06 39 59.8 -63.3 2.4 95.4 860 112 08 29 56 08 45 00 3C345 19 07 19 59.6 -63.3 2.4 95.3 38 112 08 44 55 08 59 20 --- 19 21 42 56.9 -63.7 2.6 92.7 860 223 08 44 56 09 00 00 3C345 19 22 22 56.8 -63.7 2.6 92.6 38 223 08 59 55 09 14 20 --- 19 36 44 54.0 -63.8 2.9 90.2 860 335 08 59 56 09 15 00 3C345 19 37 24 53.9 -63.8 2.9 90.1 38 335 09 14 55 09 29 20 --- 19 51 47 51.1 -63.7 3.1 87.8 860 446 09 14 56 09 30 00 3C345 19 52 27 51.0 -63.7 3.2 87.7 38 446 09 29 55 09 44 20 --- 20 06 49 48.2 -63.5 3.4 85.6 860 558 09 29 56 09 45 00 3C345 20 07 29 48.1 -63.5 3.4 85.5 38 558 09 44 55 09 59 20 --- 20 21 52 45.4 -63.1 3.6 83.5 860 670 09 44 56 10 00 00 3C345 20 22 32 45.2 -63.0 3.7 83.4 38 670 09 59 55 10 14 20 --- 20 36 54 42.5 -62.5 3.9 81.5 860 781 09 59 56 10 15 00 3C345 20 37 34 42.4 -62.5 3.9 81.4 38 781 10 14 55 10 29 20 --- 20 51 57 39.6 -61.9 4.1 79.5 860 893 10 14 56 10 30 00 3C345 20 52 37 39.5 -61.9 4.2 79.4 38 893 10 29 55 10 44 20 --- 21 06 59 36.8 -61.2 4.4 77.5 860 1004 10 29 56 10 45 00 3C345 21 07 39 36.7 -61.1 4.4 77.4 38 1004 10 44 55 10 59 20 --- 21 22 01 34.0 -60.4 4.6 75.6 860 1116 10 44 56 11 00 00 3C345 21 22 42 33.9 -60.3 4.7 75.5 38 1116 10 59 55 11 14 20 --- 21 37 04 31.2 -59.4 4.9 73.7 860 1228 10 59 56 Schedule for SHANGHAI (Code Sh ) Page 3 e-EVN run ET018E: Simultaneous radio/X-ray observations of the XRB Cyg X 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 26 Oct 2011 Day 299 --- 11 15 00 3C345 21 37 44 31.1 -59.4 4.9 73.6 38 1228 11 14 55 11 29 20 --- 21 52 06 28.5 -58.5 5.1 71.7 860 1339 11 14 56 11 46 20 J1953+3537 22 09 09 61.6 -71.6 2.3 89.4 955 1339 11 46 15 11 49 20 =1951+355 22 12 10 60.9 -71.6 2.3 89.0 180 1363 11 46 16 11 49 20 CYGX-1 22 12 10 61.9 -72.5 2.2 88.9 -6 1363 No stop 11 54 50 --- 22 17 41 60.8 -72.4 2.3 88.2 324 1406 11 49 21 11 54 50 J1953+3537 22 17 41 59.8 -71.5 2.4 88.3 -6 1406 No stop 11 57 50 =1951+355 22 20 41 59.2 -71.5 2.4 87.9 174 1429 11 54 51 11 57 50 CYGX-1 22 20 41 60.2 -72.4 2.4 87.8 -6 1429 No stop 12 03 20 --- 22 26 12 59.1 -72.3 2.5 87.0 324 1472 11 57 51 12 04 10 J1953+3537 22 27 02 57.9 -71.3 2.6 87.0 44 1472 12 04 05 12 06 40 =1951+355 22 29 33 57.4 -71.3 2.6 86.7 150 1492 12 04 06 12 06 40 CYGX-1 22 29 33 58.4 -72.2 2.5 86.6 -6 1492 No stop 12 12 10 --- 22 35 03 57.3 -72.1 2.6 85.9 324 1534 12 06 41 12 12 10 J1953+3537 22 35 03 56.3 -71.2 2.7 86.0 -6 1534 No stop 12 15 10 =1951+355 22 38 04 55.7 -71.1 2.7 85.6 174 1557 12 12 11 12 15 10 CYGX-1 22 38 04 56.6 -72.0 2.7 85.6 -6 1557 No stop 12 20 40 --- 22 43 35 55.5 -71.8 2.7 84.9 324 1600 12 15 11 12 21 30 J1953+3537 22 44 25 54.4 -70.9 2.8 84.9 44 1600 12 21 25 12 24 00 =1951+355 22 46 55 53.9 -70.8 2.9 84.6 150 1620 12 21 26 12 24 00 CYGX-1 22 46 55 54.8 -71.7 2.8 84.5 -6 1620 No stop 12 29 30 --- 22 52 26 53.7 -71.5 2.9 83.9 324 1662 12 24 01 12 29 30 J1953+3537 22 52 26 52.8 -70.6 3.0 83.9 -6 1662 No stop 12 32 30 =1951+355 22 55 27 52.2 -70.5 3.0 83.6 174 1686 12 29 31 12 32 30 CYGX-1 22 55 27 53.1 -71.4 2.9 83.6 -6 1686 No stop 12 38 00 --- 23 00 58 52.0 -71.2 3.0 82.9 324 1728 12 32 31 12 38 50 J1953+3537 23 01 48 50.9 -70.3 3.1 82.8 44 1728 12 38 45 12 41 20 =1951+355 23 04 18 50.4 -70.2 3.2 82.5 150 1748 12 38 46 12 41 20 CYGX-1 23 04 18 51.3 -71.0 3.1 82.6 -6 1748 No stop 12 46 50 --- 23 09 49 50.2 -70.8 3.2 81.9 324 1791 12 41 21 Schedule for SHANGHAI (Code Sh ) Page 4 e-EVN run ET018E: Simultaneous radio/X-ray observations of the XRB Cyg X 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 26 Oct 2011 Day 299 --- 12 46 50 J1953+3537 23 09 49 49.3 -69.9 3.3 81.9 -6 1791 No stop 12 49 50 =1951+355 23 12 50 48.7 -69.8 3.3 81.6 174 1814 12 46 51 12 49 50 CYGX-1 23 12 50 49.6 -70.7 3.2 81.6 -6 1814 No stop 12 55 20 --- 23 18 21 48.5 -70.4 3.3 81.0 324 1857 12 49 51 12 56 10 J1953+3537 23 19 11 47.4 -69.5 3.4 80.9 44 1857 12 56 05 12 58 40 =1951+355 23 21 41 46.9 -69.4 3.5 80.6 150 1877 12 56 06 13 00 10 J2002+4725 23 23 11 48.7 -51.9 3.3 94.8 68 1877 13 00 05 13 04 10 =2000+472 23 27 12 48.0 -52.0 3.4 94.0 240 1908 13 00 06 13 05 10 J1953+3537 23 28 12 45.6 -69.1 3.6 79.9 39 1908 13 05 05 13 08 40 =1951+355 23 31 43 44.9 -68.9 3.6 79.5 210 1936 13 05 06 13 08 40 CYGX-1 23 31 43 45.8 -69.7 3.5 79.6 -6 1936 No stop 13 14 10 --- 23 37 14 44.7 -69.4 3.6 79.0 324 1979 13 08 41 13 14 10 J1953+3537 23 37 14 43.8 -68.6 3.7 78.9 -6 1979 No stop 13 17 10 =1951+355 23 40 14 43.2 -68.4 3.8 78.6 174 2002 13 14 11 13 17 10 CYGX-1 23 40 14 44.1 -69.3 3.7 78.7 -6 2002 No stop 13 22 40 --- 23 45 45 43.0 -69.0 3.8 78.1 324 2044 13 17 11 13 23 30 J1953+3537 23 46 35 41.9 -68.1 3.9 77.9 44 2044 13 23 25 13 26 00 =1951+355 23 49 06 41.4 -67.9 3.9 77.6 150 2064 13 23 26 13 26 00 CYGX-1 23 49 06 42.3 -68.8 3.8 77.8 -6 2064 No stop 13 31 30 --- 23 54 36 41.2 -68.4 3.9 77.2 324 2107 13 26 01 13 31 30 J1953+3537 23 54 36 40.3 -67.6 4.0 77.0 -6 2107 No stop 13 34 30 =1951+355 23 57 37 39.7 -67.4 4.1 76.7 174 2130 13 31 31 13 34 30 CYGX-1 23 57 37 40.6 -68.3 4.0 76.9 -5 2130 No stop 13 40 00 --- 00 03 08 39.5 -67.9 4.1 76.3 325 2173 13 34 31 13 40 50 J1953+3537 00 03 58 38.5 -67.0 4.2 76.0 44 2173 13 40 45 13 43 20 =1951+355 00 06 28 38.0 -66.9 4.2 75.8 150 2193 13 40 46 13 43 20 CYGX-1 00 06 28 38.8 -67.7 4.1 75.9 -5 2193 No stop 13 48 50 --- 00 11 59 37.8 -67.3 4.2 75.4 325 2235 13 43 21 13 48 50 J1953+3537 00 11 59 36.9 -66.5 4.3 75.2 -5 2235 No stop 13 51 50 =1951+355 00 15 00 36.3 -66.3 4.4 74.8 175 2259 13 48 51 Schedule for SHANGHAI (Code Sh ) Page 5 e-EVN run ET018E: Simultaneous radio/X-ray observations of the XRB Cyg X 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 26 Oct 2011 Day 299 --- 13 51 50 CYGX-1 00 15 00 37.2 -67.2 4.3 75.0 -5 2259 No stop 13 57 20 --- 00 20 31 36.1 -66.8 4.4 74.5 325 2301 13 51 51 13 58 10 J1953+3537 00 21 21 35.1 -65.9 4.5 74.2 45 2301 13 58 05 14 00 40 =1951+355 00 23 51 34.6 -65.7 4.5 73.9 150 2321 13 58 06 14 00 40 CYGX-1 00 23 51 35.4 -66.6 4.4 74.1 -5 2321 No stop 14 06 10 --- 00 29 22 34.3 -66.2 4.5 73.5 325 2364 14 00 41 14 06 10 J1953+3537 00 29 22 33.5 -65.3 4.6 73.3 -5 2364 No stop 14 09 10 =1951+355 00 32 23 32.9 -65.1 4.6 73.0 175 2387 14 06 11 14 09 10 CYGX-1 00 32 23 33.8 -66.0 4.6 73.2 -5 2387 No stop 14 14 40 --- 00 37 54 32.7 -65.6 4.7 72.7 325 2430 14 09 11 14 15 30 J1953+3537 00 38 44 31.7 -64.7 4.7 72.3 45 2430 14 15 25 14 18 00 =1951+355 00 41 14 31.2 -64.5 4.8 72.0 150 2450 14 15 26 14 19 30 J2002+4725 00 42 44 35.3 -51.2 4.7 80.6 73 2450 14 19 25 14 23 30 =2000+472 00 46 45 34.7 -51.0 4.7 79.9 240 2481 14 19 26 14 24 30 J1953+3537 00 47 45 30.0 -64.0 4.9 71.3 43 2481 14 24 25 14 28 00 =1951+355 00 51 16 29.3 -63.7 5.0 70.9 210 2509 14 24 26 14 28 00 CYGX-1 00 51 16 30.1 -64.6 4.9 71.2 -5 2509 No stop 14 33 30 --- 00 56 47 29.0 -64.2 5.0 70.7 325 2551 14 28 01 14 33 30 J1953+3537 00 56 47 28.2 -63.3 5.0 70.3 -5 2551 No stop 14 36 30 =1951+355 00 59 47 27.7 -63.1 5.1 70.0 175 2575 14 33 31 14 36 30 CYGX-1 00 59 47 28.4 -63.9 5.0 70.3 -5 2575 No stop 14 42 00 --- 01 05 18 27.4 -63.5 5.1 69.7 325 2617 14 36 31 14 42 50 J1953+3537 01 06 08 26.4 -62.6 5.2 69.3 45 2617 14 42 45 14 45 20 =1951+355 01 08 39 26.0 -62.4 5.2 69.0 150 2637 14 42 46 14 45 20 CYGX-1 01 08 39 26.7 -63.2 5.2 69.4 -5 2637 No stop 14 50 50 --- 01 14 09 25.7 -62.8 5.3 68.8 325 2680 14 45 21 14 50 50 J1953+3537 01 14 09 24.9 -61.9 5.3 68.4 -5 2680 No stop 14 53 50 =1951+355 01 17 10 24.4 -61.7 5.4 68.1 175 2703 14 50 51 14 53 50 CYGX-1 01 17 10 25.1 -62.5 5.3 68.5 -5 2703 No stop 14 59 20 --- 01 22 41 24.1 -62.1 5.4 67.8 325 2746 14 53 51 Schedule for SHANGHAI (Code Sh ) Page 6 e-EVN run ET018E: Simultaneous radio/X-ray observations of the XRB Cyg X 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 26 Oct 2011 Day 299 --- 15 00 10 J1953+3537 01 23 31 23.2 -61.1 5.5 67.4 45 2746 15 00 05 15 02 40 =1951+355 01 26 01 22.7 -60.9 5.5 67.1 150 2766 15 00 06 15 02 40 CYGX-1 01 26 01 23.4 -61.8 5.5 67.5 -5 2766 No stop 15 08 10 --- 01 31 32 22.4 -61.3 5.5 66.9 325 2808 15 02 41 15 08 10 J1953+3537 01 31 32 21.7 -60.5 5.6 66.5 -5 2808 No stop 15 11 10 =1951+355 01 34 33 21.1 -60.2 5.7 66.1 175 2831 15 08 11 15 11 10 CYGX-1 01 34 33 21.8 -61.0 5.6 66.5 -5 2831 No stop 15 16 40 --- 01 40 04 20.8 -60.6 5.7 65.9 325 2874 15 11 11 15 17 30 J1953+3537 01 40 54 19.9 -59.6 5.8 65.4 45 2874 15 17 25 15 20 00 =1951+355 01 43 24 19.5 -59.4 5.8 65.1 150 2894 15 17 26 15 20 00 CYGX-1 01 43 24 20.2 -60.3 5.7 65.5 -5 2894 No stop 15 25 30 --- 01 48 55 19.2 -59.8 5.8 64.9 325 2937 15 20 01 15 25 30 J1953+3537 01 48 55 18.5 -58.9 5.9 64.5 -5 2937 No stop 15 28 30 =1951+355 01 51 56 17.9 -58.6 6.0 64.1 175 2960 15 25 31 15 28 30 CYGX-1 01 51 56 18.6 -59.5 5.9 64.6 -5 2960 No stop 15 34 00 --- 01 57 27 17.6 -59.0 6.0 63.9 325 3002 15 28 31 15 34 50 J1953+3537 01 58 17 16.7 -58.0 6.1 63.4 45 3002 15 34 45 15 37 20 =1951+355 02 00 47 16.3 -57.8 6.1 63.1 150 3022 15 34 46 15 38 50 J2002+4725 02 02 17 22.4 -47.0 6.0 67.9 75 3022 15 38 45 15 42 50 =2000+472 02 06 18 21.8 -46.7 6.1 67.2 240 3054 15 38 46 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. Setup file: 1024Mbps Matching groups in /aps3/sched9.4/catalogs/freq.dat: sh6cm Update freq. range AnTao 22Mar08 Setup group: 7 Station: SHANGHAI Total bit rate: 1024 Format: MKIV1:2 Bits per sample: 2 Sample rate: 32.000 Number of channels: 16 DBE type: Speedup factor: 0.50 Disk used to record data. 1st LO= 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 Net SB= L L U U L L U U L L U U L L U U Pol. = RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP BBC = 1 2 1 2 3 4 3 4 5 6 5 6 7 8 7 8 BBC SB= L L U U L L U U L L U U L L U U IF = C A C A C A C A C A C A C A C A The following frequency sets based on this setup were used. Frequency Set: 8 Setup file default. Used pcal sets: 1 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= 742.49 742.49 742.49 742.49 774.49 774.49 774.49 774.49 806.49 806.49 806.49 806.49 838.49 838.49 838.49 838.49 Bandwd= 16.000 16.000 16.000 16.000 16.000 16.000 16.000 16.000 16.000 16.000 16.000 16.000 16.000 16.000 16.000 16.000 The following pulse cal sets were used with this setup: Pulse cal detection set: 1 PCAL = OFF PCALXB1= S1 S2 S3 S4 S5 S6 S7 S8 PCALXB2= M1 M2 M3 M4 M5 M6 M7 M8 PCALFR1= 0 0 0 0 0 0 0 0 PCALFR2= 0 0 0 0 0 0 0 0 Track assignments are: track1= 2, 10, 18, 26, 3, 11, 19, 27, 66, 74, 82, 90, 67, 75, 83, 91 barrel=roll_off SOURCES USED IN RECORDING SCANS -- e-EVN run ET018E: Simultaneous radio/X-ray observations of the XRB Cyg X Catalog positions marked with *. Precession of date coordinates is based on stop time of first scan. Names used in schedule marked with *. Short names used in VLA and SNAP files marked with +. Observation date used in B1950/J2000 coordinate conversion (PRECDATE): 1979.900 No adjustments are made for rates (DRA, DDEC). Scan hours are for recording scans only. Baseline hours are only counted for scans above horizon at both ends. Source Source position (RA/Dec) Error (B1950) (J2000) (Date) (mas) * CYGX-1 19 56 28.855925 * 19 58 21.672000 19 58 48.880043 0.00 35 03 54.47819 * 35 12 05.71070 35 14 24.14417 0.00 From catalog imbedded in main SCHED input file. 5.683 scan and 126.720 baseline hours in setup: 1024Mbps J0521+1638 05 18 16.514082 * 05 21 09.885964 05 21 52.895962 0.06 0518+165 16 35 26.83419 * 16 38 22.05166 16 39 03.53240 0.06 * 3C138 /aps3/sched9.4/catalogs/sources.vlba J0521+16 GSFC 2010a astro solution 352 Observations 0.217 scan and 0.000 baseline hours in setup: 1024Mbps J0542+4951 05 38 43.517520 * 05 42 36.137897 05 43 33.853168 0.04 0538+498 49 49 42.83710 * 49 51 07.23373 49 51 16.39296 0.03 * 3C147 /aps3/sched9.4/catalogs/sources.vlba J0542+49 GSFC 2010a astro solution 1444 Observations 0.217 scan and 0.000 baseline hours in setup: 1024Mbps J0555+3948 05 52 01.407170 * 05 55 30.805612 05 56 22.580800 0.01 0552+398 39 48 21.94583 * 39 48 49.16498 39 48 46.96673 0.01 * DA193 /aps3/sched9.4/catalogs/sources.vlba J0555+39 GSFC 2010a astro solution 355917 Observations 0.167 scan and 3.292 baseline hours in setup: 1024Mbps J1407+2827 14 04 45.615156 * 14 07 00.394414 14 07 31.517511 0.24 1404+286 28 41 29.23518 * 28 27 14.69021 28 23 54.63102 0.35 J1407+28 /aps3/sched9.4/catalogs/sources.vlba * OQ208 GSFC 2010a astro solution 66201 Observations 0.083 scan and 1.737 baseline hours in setup: 1024Mbps J1642+3948 16 41 17.606228 * 16 42 58.809965 16 43 21.925383 0.81 * 3C345 39 54 10.81494 * 39 48 36.99400 39 47 31.17990 0.54 1641+399 /aps3/sched9.4/catalogs/sources.vlba J1642+39 GSFC 2010a astro solution 52595 Observations 2.867 scan and 80.267 baseline hours in setup: 1024Mbps * J1953+3537 19 51 39.207555 * 19 53 30.875719 19 53 57.769682 0.14 1951+355 35 30 06.66636 * 35 37 59.35930 35 40 13.37876 0.17 J1953+35 /aps3/sched9.4/catalogs/sources.vlba GSFC 2010a astro solution 300 Observations 3.317 scan and 64.286 baseline hours in setup: 1024Mbps * J2002+4725 20 00 39.216072 * 20 02 10.418257 20 02 32.399473 0.01 2000+472 47 17 02.42457 * 47 25 28.77378 47 27 52.79952 0.01 J2002+47 /aps3/sched9.4/catalogs/sources.vlba GSFC 2010a astro solution 8760 Observations 0.467 scan and 10.312 baseline hours in setup: 1024Mbps J2202+4216 22 00 39.362504 * 22 02 43.291371 22 03 14.193246 0.01 * BLLAC 42 02 08.59078 * 42 16 39.97992 42 20 29.67913 0.01 2200+420 /aps3/sched9.4/catalogs/sources.vlba J2202+42 GSFC 2010a astro solution 51107 Observations VR422201 0.083 scan and 1.750 baseline hours in setup: 1024Mbps 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) CYGX-1 96.4 3C138 131.7 3C147 121.6 DA193 122.1 OQ208 40.9 3C345 64.2 J1953+3537 95.5 J2002+4725 99.1 BLLAC 120.5 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