COVER INFORMATION Station: SHANGHAI (Code Sh ) Experiment: e-EVN run ET018A: Simultaneous radio/X-ray observations of the XRB Cyg X Exp. Code: et018a 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 ET018A: 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 ---------------------------------------------------------------------------------------- --- Fri 21 Oct 2011 Day 294 --- 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 09 00 00 3C345 19 02 39 60.5 -63.1 2.3 96.2 0 0 08 59 55 09 14 20 --- 19 17 01 57.8 -63.6 2.6 93.5 860 112 08 59 56 09 15 00 3C345 19 17 42 57.7 -63.6 2.6 93.4 38 112 09 14 55 09 29 20 --- 19 32 04 54.9 -63.8 2.8 90.9 860 223 09 14 56 09 30 00 3C345 19 32 44 54.8 -63.8 2.8 90.8 38 223 09 29 55 09 44 20 --- 19 47 06 52.0 -63.8 3.1 88.5 860 335 09 29 56 09 45 00 3C345 19 47 46 51.9 -63.8 3.1 88.4 38 335 09 44 55 09 59 20 --- 20 02 09 49.1 -63.6 3.3 86.3 860 446 09 44 56 10 00 00 3C345 20 02 49 49.0 -63.6 3.3 86.2 38 446 09 59 55 10 14 20 --- 20 17 11 46.2 -63.2 3.6 84.1 860 558 09 59 56 10 15 00 3C345 20 17 51 46.1 -63.2 3.6 84.1 38 558 10 14 55 10 29 20 --- 20 32 14 43.4 -62.7 3.8 82.1 860 670 10 14 56 10 30 00 3C345 20 32 54 43.3 -62.7 3.8 82.0 38 670 10 29 55 10 44 20 --- 20 47 16 40.5 -62.1 4.1 80.1 860 781 10 29 56 10 45 00 3C345 20 47 56 40.4 -62.1 4.1 80.0 38 781 10 44 55 10 59 20 --- 21 02 19 37.7 -61.4 4.3 78.1 860 893 10 44 56 11 00 00 3C345 21 02 59 37.6 -61.4 4.3 78.0 38 893 10 59 55 11 14 20 --- 21 17 21 34.9 -60.6 4.6 76.2 860 1004 10 59 56 11 15 00 3C345 21 18 01 34.7 -60.6 4.6 76.1 38 1004 11 14 55 11 29 20 --- 21 32 24 32.1 -59.7 4.8 74.3 860 1116 11 14 56 11 30 00 3C345 21 33 04 32.0 -59.7 4.8 74.2 38 1116 11 29 55 11 44 20 --- 21 47 26 29.3 -58.8 5.1 72.3 860 1228 11 29 56 Schedule for SHANGHAI (Code Sh ) Page 3 e-EVN run ET018A: 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 ---------------------------------------------------------------------------------------- --- Fri 21 Oct 2011 Day 294 --- 11 45 00 3C345 21 48 06 29.2 -58.7 5.1 72.3 38 1228 11 44 55 11 59 20 --- 22 02 29 26.6 -57.7 5.3 70.4 860 1339 11 44 56 12 16 20 J1953+3537 22 19 31 59.4 -71.5 2.4 88.0 956 1339 12 16 15 12 19 20 =1951+355 22 22 32 58.8 -71.4 2.5 87.6 180 1363 12 16 16 12 19 20 CYGX-1 22 22 32 59.8 -72.4 2.4 87.5 -6 1363 No stop 12 24 50 --- 22 28 03 58.7 -72.2 2.5 86.8 324 1406 12 19 21 12 24 50 J1953+3537 22 28 03 57.7 -71.3 2.6 86.9 -6 1406 No stop 12 27 50 =1951+355 22 31 03 57.1 -71.3 2.6 86.5 174 1429 12 24 51 12 27 50 CYGX-1 22 31 03 58.1 -72.2 2.5 86.4 -6 1429 No stop 12 33 20 --- 22 36 34 56.9 -72.0 2.6 85.8 324 1472 12 27 51 12 34 10 J1953+3537 22 37 24 55.8 -71.1 2.7 85.7 44 1472 12 34 05 12 36 40 =1951+355 22 39 55 55.3 -71.0 2.8 85.4 150 1492 12 34 06 12 36 40 CYGX-1 22 39 55 56.3 -71.9 2.7 85.4 -6 1492 No stop 12 42 10 --- 22 45 26 55.1 -71.8 2.8 84.7 324 1534 12 36 41 12 42 10 J1953+3537 22 45 26 54.2 -70.9 2.9 84.7 -6 1534 No stop 12 45 10 =1951+355 22 48 26 53.6 -70.8 2.9 84.4 174 1557 12 42 11 12 45 10 CYGX-1 22 48 26 54.5 -71.7 2.8 84.4 -6 1557 No stop 12 50 40 --- 22 53 57 53.4 -71.5 2.9 83.7 324 1600 12 45 11 12 51 30 J1953+3537 22 54 47 52.3 -70.5 3.0 83.6 44 1600 12 51 25 12 54 00 =1951+355 22 57 18 51.8 -70.4 3.1 83.3 150 1620 12 51 26 12 54 00 CYGX-1 22 57 18 52.7 -71.3 3.0 83.3 -6 1620 No stop 12 59 30 --- 23 02 48 51.6 -71.1 3.1 82.7 324 1662 12 54 01 12 59 30 J1953+3537 23 02 48 50.7 -70.2 3.1 82.7 -6 1662 No stop 13 02 30 =1951+355 23 05 49 50.1 -70.1 3.2 82.4 174 1686 12 59 31 13 02 30 CYGX-1 23 05 49 51.0 -71.0 3.1 82.4 -6 1686 No stop 13 08 00 --- 23 11 20 49.9 -70.7 3.2 81.8 324 1728 13 02 31 13 08 50 J1953+3537 23 12 10 48.8 -69.8 3.3 81.6 44 1728 13 08 45 13 11 20 =1951+355 23 14 40 48.3 -69.7 3.3 81.4 150 1748 13 08 46 13 11 20 CYGX-1 23 14 40 49.2 -70.6 3.3 81.4 -6 1748 No stop 13 16 50 --- 23 20 11 48.1 -70.3 3.4 80.8 324 1791 13 11 21 Schedule for SHANGHAI (Code Sh ) Page 4 e-EVN run ET018A: 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 ---------------------------------------------------------------------------------------- --- Fri 21 Oct 2011 Day 294 --- 13 16 50 J1953+3537 23 20 11 47.2 -69.5 3.4 80.8 -6 1791 No stop 13 19 50 =1951+355 23 23 12 46.6 -69.3 3.5 80.4 174 1814 13 16 51 13 19 50 CYGX-1 23 23 12 47.5 -70.2 3.4 80.5 -6 1814 No stop 13 25 20 --- 23 28 43 46.4 -69.9 3.5 79.9 324 1857 13 19 51 13 26 10 J1953+3537 23 29 33 45.3 -69.0 3.6 79.7 44 1857 13 26 05 13 28 40 =1951+355 23 32 03 44.8 -68.9 3.6 79.5 150 1877 13 26 06 13 30 10 J2002+4725 23 33 33 47.0 -52.1 3.5 92.7 69 1877 13 30 05 13 34 10 =2000+472 23 37 34 46.3 -52.1 3.6 92.0 240 1908 13 30 06 13 35 10 J1953+3537 23 38 34 43.5 -68.5 3.7 78.7 40 1908 13 35 05 13 38 40 =1951+355 23 42 05 42.8 -68.3 3.8 78.4 210 1936 13 35 06 13 38 40 CYGX-1 23 42 05 43.7 -69.2 3.7 78.5 -6 1936 No stop 13 44 10 --- 23 47 36 42.6 -68.9 3.8 77.9 324 1979 13 38 41 13 44 10 J1953+3537 23 47 36 41.7 -68.0 3.9 77.8 -6 1979 No stop 13 47 10 =1951+355 23 50 36 41.1 -67.8 3.9 77.5 174 2002 13 44 11 13 47 10 CYGX-1 23 50 36 42.0 -68.7 3.9 77.6 -6 2002 No stop 13 52 40 --- 23 56 07 40.9 -68.3 4.0 77.0 324 2044 13 47 11 13 53 30 J1953+3537 23 56 57 39.9 -67.5 4.0 76.8 44 2044 13 53 25 13 56 00 =1951+355 23 59 28 39.4 -67.3 4.1 76.5 150 2064 13 53 26 13 56 00 CYGX-1 23 59 28 40.2 -68.1 4.0 76.7 -5 2064 No stop 14 01 30 --- 00 04 59 39.1 -67.8 4.1 76.1 325 2107 13 56 01 14 01 30 J1953+3537 00 04 59 38.3 -67.0 4.2 75.9 -6 2107 No stop 14 04 30 =1951+355 00 07 59 37.7 -66.8 4.2 75.6 174 2130 14 01 31 14 04 30 CYGX-1 00 07 59 38.6 -67.6 4.2 75.8 -5 2130 No stop 14 10 00 --- 00 13 30 37.5 -67.2 4.2 75.2 325 2173 14 04 31 14 10 50 J1953+3537 00 14 20 36.5 -66.4 4.3 74.9 45 2173 14 10 45 14 13 20 =1951+355 00 16 51 36.0 -66.2 4.4 74.6 150 2193 14 10 46 14 13 20 CYGX-1 00 16 51 36.8 -67.0 4.3 74.9 -5 2193 No stop 14 18 50 --- 00 22 21 35.7 -66.7 4.4 74.3 325 2235 14 13 21 14 18 50 J1953+3537 00 22 21 34.9 -65.8 4.5 74.1 -5 2235 No stop 14 21 50 =1951+355 00 25 22 34.3 -65.6 4.5 73.7 175 2259 14 18 51 Schedule for SHANGHAI (Code Sh ) Page 5 e-EVN run ET018A: 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 ---------------------------------------------------------------------------------------- --- Fri 21 Oct 2011 Day 294 --- 14 21 50 CYGX-1 00 25 22 35.1 -66.5 4.4 74.0 -5 2259 No stop 14 27 20 --- 00 30 53 34.0 -66.1 4.5 73.4 325 2301 14 21 51 14 28 10 J1953+3537 00 31 43 33.1 -65.2 4.6 73.1 45 2301 14 28 05 14 30 40 =1951+355 00 34 13 32.6 -65.0 4.7 72.8 150 2321 14 28 06 14 30 40 CYGX-1 00 34 13 33.4 -65.8 4.6 73.0 -5 2321 No stop 14 36 10 --- 00 39 44 32.3 -65.4 4.7 72.5 325 2364 14 30 41 14 36 10 J1953+3537 00 39 44 31.5 -64.6 4.8 72.2 -5 2364 No stop 14 39 10 =1951+355 00 42 45 30.9 -64.4 4.8 71.9 175 2387 14 36 11 14 39 10 CYGX-1 00 42 45 31.7 -65.2 4.7 72.1 -5 2387 No stop 14 44 40 --- 00 48 16 30.7 -64.8 4.8 71.6 325 2430 14 39 11 14 45 30 J1953+3537 00 49 06 29.7 -63.9 4.9 71.2 45 2430 14 45 25 14 48 00 =1951+355 00 51 36 29.2 -63.7 5.0 70.9 150 2450 14 45 26 14 49 30 J2002+4725 00 53 07 33.6 -50.8 4.8 78.9 73 2450 14 49 25 14 53 30 =2000+472 00 57 07 32.9 -50.6 4.9 78.2 240 2481 14 49 26 14 54 30 J1953+3537 00 58 07 28.0 -63.2 5.1 70.2 43 2481 14 54 25 14 58 00 =1951+355 01 01 38 27.3 -62.9 5.1 69.8 210 2509 14 54 26 14 58 00 CYGX-1 01 01 38 28.1 -63.8 5.0 70.1 -5 2509 No stop 15 03 30 --- 01 07 09 27.0 -63.3 5.1 69.5 325 2551 14 58 01 15 03 30 J1953+3537 01 07 09 26.3 -62.5 5.2 69.2 -5 2551 No stop 15 06 30 =1951+355 01 10 09 25.7 -62.3 5.3 68.9 175 2575 15 03 31 15 06 30 CYGX-1 01 10 09 26.4 -63.1 5.2 69.2 -5 2575 No stop 15 12 00 --- 01 15 40 25.4 -62.6 5.3 68.6 325 2617 15 06 31 15 12 50 J1953+3537 01 16 30 24.5 -61.7 5.4 68.2 45 2617 15 12 45 15 15 20 =1951+355 01 19 01 24.0 -61.5 5.4 67.9 150 2637 15 12 46 15 15 20 CYGX-1 01 19 01 24.8 -62.4 5.3 68.2 -5 2637 No stop 15 20 50 --- 01 24 32 23.7 -61.9 5.4 67.6 325 2680 15 15 21 15 20 50 J1953+3537 01 24 32 23.0 -61.1 5.5 67.3 -5 2680 No stop 15 23 50 =1951+355 01 27 32 22.4 -60.8 5.6 66.9 175 2703 15 20 51 15 23 50 CYGX-1 01 27 32 23.2 -61.6 5.5 67.3 -5 2703 No stop 15 29 20 --- 01 33 03 22.1 -61.2 5.6 66.7 325 2746 15 23 51 Schedule for SHANGHAI (Code Sh ) Page 6 e-EVN run ET018A: 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 ---------------------------------------------------------------------------------------- --- Fri 21 Oct 2011 Day 294 --- 15 30 10 J1953+3537 01 33 53 21.2 -60.2 5.7 66.2 45 2746 15 30 05 15 32 40 =1951+355 01 36 24 20.8 -60.0 5.7 65.9 150 2766 15 30 06 15 32 40 CYGX-1 01 36 24 21.5 -60.9 5.6 66.3 -5 2766 No stop 15 38 10 --- 01 41 54 20.5 -60.4 5.7 65.7 325 2808 15 32 41 15 38 10 J1953+3537 01 41 54 19.7 -59.5 5.8 65.3 -5 2808 No stop 15 41 10 =1951+355 01 44 55 19.2 -59.3 5.8 64.9 175 2831 15 38 11 15 41 10 CYGX-1 01 44 55 19.9 -60.1 5.8 65.4 -5 2831 No stop 15 46 40 --- 01 50 26 18.9 -59.6 5.9 64.7 325 2874 15 41 11 15 47 30 J1953+3537 01 51 16 18.0 -58.7 6.0 64.2 45 2874 15 47 25 15 50 00 =1951+355 01 53 46 17.6 -58.4 6.0 63.9 150 2894 15 47 26 15 50 00 CYGX-1 01 53 46 18.3 -59.3 5.9 64.4 -5 2894 No stop 15 55 30 --- 01 59 17 17.3 -58.8 6.0 63.7 325 2937 15 50 01 15 55 30 J1953+3537 01 59 17 16.6 -57.9 6.1 63.3 -5 2937 No stop 15 58 30 =1951+355 02 02 18 16.0 -57.6 6.1 62.9 175 2960 15 55 31 15 58 30 CYGX-1 02 02 18 16.7 -58.5 6.1 63.4 -5 2960 No stop 16 04 00 --- 02 07 49 15.7 -58.0 6.1 62.7 325 3002 15 58 31 16 04 50 J1953+3537 02 08 39 14.9 -57.0 6.2 62.1 45 3002 16 04 45 16 07 20 =1951+355 02 11 09 14.4 -56.8 6.3 61.8 150 3022 16 04 46 16 08 50 J2002+4725 02 12 40 20.8 -46.3 6.2 66.2 75 3022 16 08 45 16 12 50 =2000+472 02 16 40 20.2 -46.0 6.2 65.6 240 3054 16 08 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 ET018A: 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 49.011605 0.00 35 03 54.47819 * 35 12 05.71070 35 14 24.27108 0.00 From catalog imbedded in main SCHED input file. 5.683 scan and 126.679 baseline hours in setup: 1024Mbps J0521+1638 05 18 16.514082 * 05 21 09.885964 05 21 52.786226 0.06 0518+165 16 35 26.83419 * 16 38 22.05166 16 39 03.65939 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 33.682151 0.04 0538+498 49 49 42.83710 * 49 51 07.23373 49 51 16.01552 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 22.432358 0.01 0552+398 39 48 21.94583 * 39 48 49.16498 39 48 46.80575 0.01 * DA193 /aps3/sched9.4/catalogs/sources.vlba J0555+39 GSFC 2010a astro solution 355917 Observations 0.167 scan and 3.290 baseline hours in setup: 1024Mbps J1407+2827 14 04 45.615156 * 14 07 00.394414 14 07 31.520298 0.24 1404+286 28 41 29.23518 * 28 27 14.69021 28 23 55.77787 0.35 J1407+28 /aps3/sched9.4/catalogs/sources.vlba * OQ208 GSFC 2010a astro solution 66201 Observations 0.083 scan and 1.716 baseline hours in setup: 1024Mbps J1642+3948 16 41 17.606228 * 16 42 58.809965 16 43 22.023189 0.81 * 3C345 39 54 10.81494 * 39 48 36.99400 39 47 32.19243 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 57.902215 0.14 1951+355 35 30 06.66636 * 35 37 59.35930 35 40 13.52560 0.17 J1953+35 /aps3/sched9.4/catalogs/sources.vlba GSFC 2010a astro solution 300 Observations 3.317 scan and 64.241 baseline hours in setup: 1024Mbps * J2002+4725 20 00 39.216072 * 20 02 10.418257 20 02 32.560719 0.01 2000+472 47 17 02.42457 * 47 25 28.77378 47 27 52.84634 0.01 J2002+47 /aps3/sched9.4/catalogs/sources.vlba GSFC 2010a astro solution 8760 Observations 0.467 scan and 10.301 baseline hours in setup: 1024Mbps J2202+4216 22 00 39.362504 * 22 02 43.291371 22 03 14.310474 0.01 * BLLAC 42 02 08.59078 * 42 16 39.97992 42 20 29.18382 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 99.2 3C138 126.8 3C147 117.4 DA193 117.4 OQ208 39.6 3C345 65.5 J1953+3537 98.3 J2002+4725 101.1 BLLAC 122.7 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