COVER INFORMATION Station: WSTRBORK (Code Wb ) Experiment: 6.7GHz CH3OH maser polarization towards massive protostars. II. Exp. Code: ES072C Schedule Version: 1.00 Processed by SCHED version: 10.20 Release of about July 12, 2012 PI: G. Surcis Address: Joint Institute for VLBI in Europe Postbus 2 7990 AA Dwingeloo The Netherlands Phone: +31 (0)521-596508 EMAIL: surcis@jive.nl Fax: +31 (0)521-596539 Phone during observation: +31 (0)521-596508 Observing mode: Polarization observations of 4 sources at 6.7 GHz (32 Mb/s Notes: phase-cal OFF source = G29.86-0.04 (has to be re-observed, EVN PC approved) Schedule for WSTRBORK (Code Wb ) Page 2 6.7GHz CH3OH maser polarization towards massive protostars. II. 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 ---------------------------------------------------------------------------------------- --- Sat 1 Jun 2013 Day 152 --- Next scan frequencies: 6665.96 6665.96 6665.96 6665.96 Next BBC frequencies: 165.96 165.96 165.96 165.96 Next scan bandwidths: 2.00 2.00 2.00 2.00 22 49 20 J1331+3030 15 58 11 55.2 244.4 2.4 0.0 0 0 22 49 20 22 59 20 =3C286 16 08 12 53.9 247.2 2.6 0.0 600 2 22 49 24 23 05 10 G29.86 16 14 03 25.8 136.7 -2.5 0.0 78 2 23 05 10 23 15 10 --- 16 24 05 26.8 139.3 -2.4 0.0 600 5 23 05 14 23 15 40 G29.86 16 24 35 26.9 139.4 -2.4 0.0 19 5 23 15 40 23 25 40 --- 16 34 36 27.8 142.0 -2.2 0.0 600 7 23 15 44 23 26 10 G29.86 16 35 07 27.9 142.1 -2.2 0.0 19 7 23 26 10 23 36 10 --- 16 45 08 28.8 144.8 -2.0 0.0 600 10 23 26 14 23 40 15 J2202+4216 16 49 14 38.8 68.3 -5.2 0.0 70 10 23 40 15 23 50 15 =BLLAC 16 59 16 40.2 69.8 -5.1 0.0 600 12 23 40 19 --- Start: Sat 1 Jun 2013 Day 152 -- Stop: Sun 2 Jun 2013 Day 153 --- 23 54 25 G29.86 17 03 26 30.3 149.7 -1.7 0.0 71 12 23 54 25 00 04 25 --- 17 13 28 31.0 152.5 -1.6 0.0 600 15 23 54 29 00 04 55 G29.86 17 13 58 31.0 152.7 -1.5 0.0 19 15 00 04 55 00 14 55 --- 17 24 00 31.7 155.5 -1.4 0.0 600 17 00 04 59 00 15 25 G29.86 17 24 30 31.7 155.6 -1.4 0.0 19 17 00 15 25 00 25 25 --- 17 34 31 32.3 158.5 -1.2 0.0 600 19 00 15 29 00 25 55 G29.86 17 35 01 32.3 158.7 -1.2 0.0 19 19 00 25 55 00 35 55 --- 17 45 03 32.9 161.6 -1.0 0.0 600 22 00 25 59 00 36 25 G29.86 17 45 33 32.9 161.7 -1.0 0.0 19 22 00 36 25 00 46 25 --- 17 55 35 33.3 164.7 -0.9 0.0 600 24 00 36 29 00 50 50 J2202+4216 18 00 00 49.0 79.6 -4.1 0.0 90 24 00 50 50 01 00 50 =BLLAC 18 10 02 50.5 81.3 -3.9 0.0 600 27 00 50 54 01 05 25 G29.86 18 14 38 33.9 170.3 -0.5 0.0 96 27 01 05 25 01 15 25 --- 18 24 40 34.2 173.3 -0.4 0.0 600 29 01 05 29 01 15 55 G29.86 18 25 10 34.2 173.5 -0.4 0.0 19 29 01 15 55 01 25 55 --- 18 35 11 34.3 176.5 -0.2 0.0 600 31 01 15 59 Schedule for WSTRBORK (Code Wb ) Page 3 6.7GHz CH3OH maser polarization towards massive protostars. II. 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 ---------------------------------------------------------------------------------------- --- Sun 2 Jun 2013 Day 153 --- 01 26 25 G29.86 18 35 41 34.3 176.7 -0.2 0.0 19 31 01 26 25 01 36 25 --- 18 45 43 34.3 179.7 -0.0 0.0 600 34 01 26 29 01 36 55 G29.86 18 46 13 34.3 179.8 -0.0 0.0 19 34 01 36 55 01 46 55 --- 18 56 15 34.3 182.9 0.2 0.0 600 36 01 36 59 01 47 25 G29.86 18 56 45 34.3 183.0 0.2 0.0 19 36 01 47 25 01 57 25 --- 19 06 46 34.2 186.1 0.3 0.0 600 39 01 47 29 02 02 15 J2202+4216 19 11 37 59.7 92.9 -2.9 0.0 115 39 02 02 15 02 12 15 =BLLAC 19 21 39 61.2 95.1 -2.7 0.0 600 41 02 02 19 02 17 20 G29.86 19 26 45 33.7 192.0 0.7 0.0 126 41 02 17 20 02 27 20 --- 19 36 46 33.4 195.0 0.8 0.0 600 44 02 17 24 02 27 50 G29.86 19 37 16 33.3 195.2 0.8 0.0 19 44 02 27 50 02 37 50 --- 19 47 18 32.9 198.1 1.0 0.0 600 46 02 27 54 02 38 20 G29.86 19 47 48 32.9 198.3 1.0 0.0 19 46 02 38 20 02 48 20 --- 19 57 50 32.4 201.2 1.2 0.0 600 48 02 38 24 02 48 50 G29.86 19 58 20 32.3 201.3 1.2 0.0 19 48 02 48 50 02 58 50 --- 20 08 22 31.8 204.2 1.4 0.0 600 51 02 48 54 03 04 00 J2202+4216 20 13 32 68.9 109.0 -1.8 0.0 135 51 03 04 00 03 14 00 =BLLAC 20 23 34 70.3 112.4 -1.7 0.0 600 53 03 04 04 03 19 20 G29.86 20 28 55 30.4 209.9 1.7 0.0 141 53 03 19 20 03 29 20 --- 20 38 57 29.6 212.7 1.9 0.0 600 56 03 19 24 03 29 50 G29.86 20 39 27 29.5 212.8 1.9 0.0 19 56 03 29 50 03 39 50 --- 20 49 28 28.7 215.5 2.0 0.0 600 58 03 29 54 03 40 20 G29.86 20 49 58 28.6 215.7 2.1 0.0 19 58 03 40 20 03 50 20 --- 21 00 00 27.7 218.3 2.2 0.0 600 60 03 40 24 03 50 50 G29.86 21 00 30 27.7 218.4 2.2 0.0 19 60 03 50 50 04 00 50 --- 21 10 32 26.7 221.0 2.4 0.0 600 63 03 50 54 04 05 50 J2202+4216 21 15 33 76.7 138.2 -0.8 0.0 125 63 04 05 50 04 15 50 =BLLAC 21 25 34 77.7 145.4 -0.6 0.0 600 65 04 05 54 04 18 50 J2136+0041 21 28 35 37.8 177.2 -0.1 0.0 28 65 04 18 50 04 29 50 =2134+00 21 39 36 37.8 180.7 0.0 0.0 660 68 04 18 54 Schedule for WSTRBORK (Code Wb ) Page 4 6.7GHz CH3OH maser polarization towards massive protostars. II. 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 ---------------------------------------------------------------------------------------- --- Sun 2 Jun 2013 Day 153 --- 04 32 50 G29.86 21 42 37 23.3 229.0 2.9 0.0 23 68 04 32 50 04 43 50 --- 21 53 39 22.0 231.7 3.1 0.0 660 71 04 32 54 04 44 20 G29.86 21 54 09 22.0 231.8 3.1 0.0 19 71 04 44 20 04 54 20 --- 22 04 10 20.7 234.1 3.3 0.0 600 73 04 44 24 04 54 50 G29.86 22 04 41 20.7 234.3 3.3 0.0 19 73 04 54 50 05 04 50 --- 22 14 42 19.4 236.6 3.5 0.0 600 75 04 54 54 05 05 20 G29.86 22 15 12 19.4 236.7 3.5 0.0 19 75 05 05 20 05 15 20 --- 22 25 14 18.1 239.0 3.6 0.0 600 78 05 05 24 05 20 00 J2202+4216 22 29 55 78.5 205.5 0.4 0.0 105 78 05 20 00 05 30 00 =BLLAC 22 39 56 77.8 213.8 0.6 0.0 600 80 05 20 04 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess213.M32 Matching groups in /aps3/sched10.2/catalogs/freq.dat: wb5a Best estimates for now Setup group: 1 Station: WSTRBORK Total bit rate: 32 Format: MARK5B Bits per sample: 2 Sample rate: 4.000 Number of channels: 4 DBE type: Speedup factor: 1.00 Disk used to record data. 1st LO= 6500.00 6500.00 6500.00 6500.00 Net SB= U U U U Pol. = RCP LCP RCP LCP BBC = 2 1 4 3 BBC SB= U U U U IF = 2N 1N 2N 1N The following frequency sets based on these setups were used. Frequency Set: 8 Based on FREQ, BW, and/or DOPPLER in schedule. LO sum= 6665.96 6665.96 6665.96 6665.96 BBC fr= 165.96 165.96 165.96 165.96 Bandwd= 2.00 2.00 2.00 2.00 Matching frequency sets: 8 Track assignments are: track1= 2, 4, 6, 8 barrel=roll_off SOURCES USED IN RECORDING SCANS -- 6.7GHz CH3OH maser polarization towards massive protostars. II. 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) * G29.86 18 43 22.601342 * 18 45 59.570000 18 46 43.571546 0.00 -02 48 18.58283 *-02 45 04.40000 -02 44 04.90505 0.00 From catalog imbedded in main SCHED input file. Doppler based on LSR frame and radio definition. Velocities: 101.00 101.00 101.00 101.00 4.183 scan and 117.132 baseline hours in setup: sess213.M32 Frequency sets (dups not shown): 1 2 3 4 5 6 7 8 * J1331+3030 13 28 49.657778 * 13 31 08.288070 13 31 46.858165 0.20 3C286 30 45 58.64061 * 30 30 32.95925 30 26 28.98216 0.19 1328+307 /aps3/sched10.2/catalogs/sources.vlba J1331+30 rfc_2012b Petrov, 2012, unpublished 542 observations Doppler based on other sources. 0.167 scan and 4.667 baseline hours in setup: sess213.M32 Frequency sets (dups not shown): 1 2 3 4 5 6 7 8 * J2136+0041 21 34 05.207371 * 21 36 38.586306 21 37 20.853909 0.74 2134+00 00 28 25.08000 * 00 41 54.21282 00 45 37.37607 1.25 2134+004 /aps3/sched10.2/catalogs/sources.vlba J2136+00 GSFC 2011A astro solution 26937 Observations Doppler based on other sources. 0.183 scan and 4.998 baseline hours in setup: sess213.M32 Frequency sets (dups not shown): 1 2 3 4 5 6 7 8 * J2202+4216 22 00 39.362504 * 22 02 43.291371 22 03 17.887793 0.14 BLLAC 42 02 08.59073 * 42 16 39.97987 42 20 26.88071 0.10 2200+420 /aps3/sched10.2/catalogs/sources.vlba J2202+42 rfc_2012b Petrov, 2012, unpublished 59418 observations VR422201 Doppler based on other sources. 1.167 scan and 30.333 baseline hours in setup: sess213.M32 Frequency sets (dups not shown): 1 2 3 4 5 6 7 8 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) G29.86 143.8 J1331+3030 110.5 J2136+0041 104.4 J2202+4216 81.8 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