COVER INFORMATION Station: EFLSBERG (Code Ef ) Experiment: 6.7GHz CH3OH maser polarization towards massive protostars. II. Exp. Code: ES072M Schedule Version: 1.00 Processed by SCHED version: 11.00 Release of Feb. 15, 2013 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 1 sources at 6.7 GHz (32 Mb/s Notes: phase-cal OFF source = G30.76-0.05 Schedule for EFLSBERG (Code Ef ) 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 ---------------------------------------------------------------------------------------- --- Fri 17 Oct 2014 Day 290 --- Next scan frequencies: 6665.24 6665.24 6665.24 6665.24 Next BBC frequencies: 765.24 765.24 765.24 765.24 Next scan bandwidths: 2.00 2.00 2.00 2.00 13 15 00 J2202+4216 15 26 24 26.4 54.5 -6.6 -44.5 0 0 13 15 00 13 25 00 =BLLAC 15 36 25 27.7 56.0 -6.4 -45.5 600 2 13 15 01 13 28 50 G30.76-0.05 15 40 16 24.0 126.8 -3.1 -30.6 31 2 13 28 50 13 38 50 --- 15 50 18 25.3 129.2 -3.0 -29.5 600 5 13 28 51 13 39 20 G30.76-0.05 15 50 48 25.3 129.3 -3.0 -29.5 19 5 13 39 20 13 49 20 --- 16 00 49 26.5 131.7 -2.8 -28.3 600 7 13 39 21 13 49 50 G30.76-0.05 16 01 19 26.6 131.9 -2.8 -28.3 19 7 13 49 50 13 59 50 --- 16 11 21 27.8 134.4 -2.6 -27.1 600 10 13 49 51 14 00 20 G30.76-0.05 16 11 51 27.8 134.5 -2.6 -27.0 19 10 14 00 20 14 10 20 --- 16 21 53 28.9 137.0 -2.4 -25.7 600 12 14 00 21 14 14 20 J2202+4216 16 25 53 34.5 63.1 -5.6 -50.1 33 12 14 14 20 14 24 20 =BLLAC 16 35 55 35.9 64.6 -5.5 -51.0 600 14 14 14 21 14 34 10 J1331+3030 16 45 47 49.0 259.6 3.2 46.5 93 14 14 34 10 14 44 00 =3C286 16 55 38 47.4 261.7 3.4 46.9 590 17 14 34 11 14 44 30 J1331+3030 16 56 08 47.3 261.9 3.4 46.9 19 17 14 44 30 14 54 30 =3C286 17 06 10 45.8 264.0 3.6 47.2 600 19 14 44 31 15 00 30 G30.76-0.05 17 12 11 33.6 150.7 -1.6 -18.1 57 19 15 00 30 15 10 20 --- 17 22 03 34.4 153.5 -1.4 -16.5 590 22 15 00 31 15 10 50 G30.76-0.05 17 22 33 34.4 153.7 -1.4 -16.4 19 22 15 10 50 15 20 50 --- 17 32 34 35.1 156.6 -1.3 -14.6 600 24 15 10 51 15 25 10 J2202+4216 17 36 55 45.0 73.4 -4.4 -55.5 30 24 15 25 10 15 35 10 =BLLAC 17 46 57 46.5 74.9 -4.3 -56.2 600 26 15 25 11 15 39 40 G30.76-0.05 17 51 27 36.1 162.3 -0.9 -11.2 31 26 15 39 40 15 49 40 --- 18 01 29 36.6 165.3 -0.8 -9.3 600 29 15 39 41 15 50 10 G30.76-0.05 18 01 59 36.6 165.5 -0.8 -9.2 19 29 15 50 10 16 00 10 --- 18 12 01 37.0 168.6 -0.6 -7.2 600 31 15 50 11 16 00 40 G30.76-0.05 18 12 31 37.0 168.7 -0.6 -7.1 19 31 16 00 40 16 10 40 --- 18 22 32 37.2 171.9 -0.4 -5.2 600 34 16 00 41 Schedule for EFLSBERG (Code Ef ) 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 ---------------------------------------------------------------------------------------- --- Fri 17 Oct 2014 Day 290 --- 16 11 10 G30.76-0.05 18 23 03 37.3 172.0 -0.4 -5.1 19 34 16 11 10 16 19 10 --- 18 31 04 37.4 174.5 -0.3 -3.5 480 35 16 11 11 16 23 50 J2202+4216 18 35 45 54.1 82.5 -3.5 -58.5 29 35 16 23 50 16 33 50 =BLLAC 18 45 46 55.7 84.2 -3.3 -58.9 600 38 16 23 51 16 38 40 G30.76-0.05 18 50 37 37.5 180.7 0.0 0.4 29 38 16 38 40 16 48 40 --- 19 00 39 37.5 183.8 0.2 2.4 600 40 16 38 41 16 49 10 G30.76-0.05 19 01 09 37.5 184.0 0.2 2.5 19 40 16 49 10 16 59 10 --- 19 11 10 37.3 187.2 0.4 4.5 600 43 16 49 11 16 59 40 G30.76-0.05 19 11 40 37.3 187.3 0.4 4.6 19 43 16 59 40 17 09 40 --- 19 21 42 37.1 190.4 0.6 6.6 600 45 16 59 41 17 10 10 G30.76-0.05 19 22 12 37.0 190.6 0.6 6.7 19 45 17 10 10 17 20 10 --- 19 32 14 36.7 193.7 0.7 8.7 600 48 17 10 11 17 25 10 J2202+4216 19 37 15 63.8 93.9 -2.4 -59.1 30 48 17 25 10 17 35 10 =BLLAC 19 47 16 65.4 96.1 -2.3 -58.8 600 50 17 25 11 17 40 20 G30.76-0.05 19 52 27 35.8 199.9 1.1 12.5 32 50 17 40 20 17 50 20 --- 20 02 29 35.2 202.9 1.2 14.3 600 52 17 40 21 17 50 50 G30.76-0.05 20 02 59 35.2 203.0 1.2 14.4 19 52 17 50 50 18 00 50 --- 20 13 01 34.5 205.9 1.4 16.2 600 55 17 50 51 18 01 20 G30.76-0.05 20 13 31 34.5 206.1 1.4 16.2 19 55 18 01 20 18 11 20 --- 20 23 32 33.7 209.0 1.6 18.0 600 57 18 01 21 18 11 50 G30.76-0.05 20 24 02 33.7 209.1 1.6 18.0 19 57 18 11 50 18 21 50 --- 20 34 04 32.9 212.0 1.8 19.7 600 60 18 11 51 18 27 00 J2202+4216 20 39 15 73.4 111.4 -1.4 -53.2 38 60 18 27 00 18 37 00 =BLLAC 20 49 16 74.9 115.6 -1.2 -50.9 600 62 18 27 01 18 40 00 J2136+0041 20 52 17 39.3 165.4 -0.8 -9.3 16 62 18 40 00 18 49 50 =2134+00 21 02 09 39.7 168.5 -0.6 -7.3 590 64 18 40 01 18 52 50 G30.76-0.05 21 05 09 30.0 220.4 2.3 24.3 26 64 18 52 50 19 02 40 --- 21 15 01 28.9 223.0 2.4 25.7 590 67 18 52 51 19 03 10 G30.76-0.05 21 15 31 28.9 223.1 2.5 25.8 19 67 19 03 10 19 12 10 --- 21 24 32 27.9 225.4 2.6 26.9 540 69 19 03 11 Schedule for EFLSBERG (Code Ef ) 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 ---------------------------------------------------------------------------------------- --- Fri 17 Oct 2014 Day 290 --- 19 12 40 G30.76-0.05 21 25 02 27.8 225.5 2.6 27.0 19 69 19 12 40 19 21 40 --- 21 34 04 26.8 227.8 2.8 28.1 540 71 19 12 41 19 26 30 J2202+4216 21 38 55 80.8 150.5 -0.4 -25.1 53 71 19 26 30 19 35 10 =BLLAC 21 47 36 81.4 160.2 -0.3 -17.0 520 73 19 26 31 19 40 00 G30.76-0.05 21 52 27 24.5 232.2 3.1 30.2 41 73 19 40 00 19 50 00 --- 22 02 28 23.3 234.6 3.2 31.2 600 75 19 40 01 19 50 30 G30.76-0.05 22 02 59 23.2 234.7 3.2 31.3 19 75 19 50 30 20 00 30 --- 22 13 00 21.9 237.0 3.4 32.2 600 78 19 50 31 20 05 00 J2202+4216 22 17 31 81.5 197.9 0.2 15.4 10 78 20 05 00 20 15 00 =BLLAC 22 27 33 80.8 209.3 0.4 24.9 600 80 20 05 01 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess314.M32 --- 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: 3 Station: EFLSBERG 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= 5900.00 5900.00 5900.00 5900.00 Net SB= U U U U IF SB = U U U U Pol. = RCP LCP RCP LCP BBC = 1 5 2 6 BBC SB= U U U U IF = A1 B3 A1 B3 The following frequency sets based on these setups were used. Frequency Set: 1 Based on FREQ, BW, and/or DOPPLER in schedule. LO sum= 6665.24 6665.24 6665.24 6665.24 BBC fr= 765.24 765.24 765.24 765.24 Bandwd= 2.00 2.00 2.00 2.00 Matching frequency sets: 1 Track assignments are: track1= 2, 4, 6, 8 barrel=roll_off POSITIONS OF SOURCES USED IN RECORDING SCANS Source Source position (RA/Dec) Error (B1950) (J2000) (Date) (mas) * G30.76-0.05 18 45 03.674701 * 18 47 39.730000 18 48 25.841264 0.00 -02 00 43.37142 *-01 57 22.00000 -01 56 04.91662 0.00 From catalog imbedded in main SCHED input file. Doppler based on LSR frame and radio definition. Velocities: 92.00 92.00 92.00 92.00 * J1331+3030 13 28 49.657778 * 13 31 08.288070 13 31 47.738015 0.20 3C286 30 45 58.64061 * 30 30 32.95925 30 26 07.03464 0.19 1328+307 /aps3/sched11.0/catalogs/sources.vlba J1331+30 rfc_2012b Petrov, 2012, unpublished 542 observations Doppler based on other sources. * J2136+0041 21 34 05.207371 * 21 36 38.586306 21 37 24.813866 0.74 2134+00 00 28 25.08000 * 00 41 54.21282 00 46 08.91788 1.25 2134+004 /aps3/sched11.0/catalogs/sources.vlba J2136+00 GSFC 2011B astro solution 26937 Observations Doppler based on other sources. * J2202+4216 22 00 39.362504 * 22 02 43.291371 22 03 21.636287 0.14 BLLAC 42 02 08.59073 * 42 16 39.97987 42 21 20.62699 0.10 2200+420 /aps3/sched11.0/catalogs/sources.vlba J2202+42 rfc_2012b Petrov, 2012, unpublished 59418 observations VR422201 Doppler based on other sources. 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 G30.76-0.05sess314.M32 1 2 3 4 5 6 7 3.761 78.983 J1331+3030 sess314.M32 1 2 3 4 5 6 7 0.331 6.942 J2136+0041 sess314.M32 1 2 3 4 5 6 7 0.164 3.442 J2202+4216 sess314.M32 1 2 3 4 5 6 7 1.311 26.533 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) G30.76-0.05 79.5 J1331+3030 39.8 J2136+0041 121.6 J2202+4216 124.3 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