COVER INFORMATION Station: WSTRBORK (Code Wb ) Experiment: Verify Gaia Astrometric Results using Radio Stars Exp. Code: EZ029B Schedule Version: 2.00 Processed by SCHED version: 11.50 Development version 11.5. Started Apr. 2 PI: Bo Zhang Address: Shanghai Astronomical Observatory 80 Nandan Road 200030 Shanghai P. R. China Phone: +86 3477 5508 EMAIL: zb@shao.ac.cn Fax: +86 3477 5508 Phone during observation: +86 3477 5508 Observing mode: Phase-referencing at 3.6 cm (1024 Mb/s) Notes: Schedule for WSTRBORK (Code Wb ) Page 2 Verify Gaia Astrometric Results using Radio Stars 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 ---------------------------------------------------------------------------------------- --- Thu 13 Jun 2019 Day 164 --- Next scan frequencies: 8367.49 8367.49 8367.49 8367.49 8399.49 8399.49 8399.49 8399.49 8431.49 8431.49 8431.49 8431.49 8463.49 8463.49 8463.49 8463.49 Next BBC frequencies: 355.49 355.49 355.49 355.49 387.49 387.49 387.49 387.49 419.49 419.49 419.49 419.49 451.49 451.49 451.49 451.49 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 02 30 00 J0217+7349 20 20 52 50.1 25.6 -6.0 0.0 0 0 02 30 00 02 33 20 =0212+735 20 24 13 50.4 25.7 -5.9 0.0 200 26 02 30 01 02 42 02 J0110+0714 20 32 56 18.1 102.0 -4.6 0.0 287 26 02 42 02 02 43 02 --- 20 33 56 18.2 102.2 -4.6 0.0 60 33 02 42 03 02 43 02 UV_PSC 20 33 56 16.9 101.2 -4.7 0.0 -18 33 No stop 02 45 02 --- 20 35 57 17.2 101.6 -4.7 0.0 102 49 02 43 03 02 45 02 J0110+0714 20 35 57 18.5 102.7 -4.6 0.0 -18 49 No stop 02 46 32 --- 20 37 27 18.7 103.0 -4.6 0.0 72 61 02 45 03 02 46 32 UV_PSC 20 37 27 17.4 101.9 -4.7 0.0 -18 61 No stop 02 48 32 --- 20 39 27 17.7 102.3 -4.6 0.0 102 76 02 46 33 02 49 02 J0110+0714 20 39 57 19.1 103.5 -4.5 0.0 12 76 02 49 02 02 50 32 --- 20 41 27 19.3 103.8 -4.5 0.0 90 88 02 49 03 02 50 32 UV_PSC 20 41 27 18.0 102.7 -4.6 0.0 -18 88 No stop 02 52 32 --- 20 43 28 18.3 103.2 -4.6 0.0 102 103 02 50 33 02 52 32 J0110+0714 20 43 28 19.6 104.2 -4.5 0.0 -18 103 No stop 02 54 02 --- 20 44 58 19.8 104.6 -4.4 0.0 72 115 02 52 33 02 54 02 UV_PSC 20 44 58 18.5 103.5 -4.5 0.0 -18 115 No stop 02 56 02 --- 20 46 58 18.8 103.9 -4.5 0.0 102 130 02 54 03 02 56 32 J0110+0714 20 47 28 20.2 105.1 -4.4 0.0 12 130 02 56 32 02 58 02 --- 20 48 59 20.4 105.4 -4.4 0.0 90 142 02 56 33 02 58 02 UV_PSC 20 48 59 19.1 104.3 -4.5 0.0 -18 142 No stop 03 00 02 --- 20 50 59 19.4 104.8 -4.4 0.0 102 157 02 58 03 03 00 02 J0110+0714 20 50 59 20.7 105.9 -4.3 0.0 -18 157 No stop 03 01 32 --- 20 52 29 20.9 106.2 -4.3 0.0 72 169 03 00 03 03 05 18 J0243+7120 20 56 16 49.9 29.6 -5.8 0.0 0 169 03 05 18 03 06 18 =0238+711 20 57 17 50.0 29.7 -5.8 0.0 60 176 03 05 19 Schedule for WSTRBORK (Code Wb ) Page 3 Verify Gaia Astrometric Results using Radio Stars 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 ---------------------------------------------------------------------------------------- --- Thu 13 Jun 2019 Day 164 --- 03 06 18 RZ_CAS 20 57 17 49.0 31.9 -5.9 0.0 -19 176 No stop 03 08 18 --- 20 59 17 49.1 32.0 -5.9 0.0 101 192 03 06 19 03 08 18 J0243+7120 20 59 17 50.2 29.8 -5.8 0.0 -19 192 No stop 03 09 48 =0238+711 21 00 47 50.3 29.8 -5.7 0.0 71 204 03 08 19 03 09 48 RZ_CAS 21 00 47 49.2 32.1 -5.8 0.0 -19 204 No stop 03 11 48 --- 21 02 48 49.4 32.2 -5.8 0.0 101 219 03 09 49 03 12 18 J0243+7120 21 03 18 50.5 29.9 -5.7 0.0 11 219 03 12 18 03 13 48 =0238+711 21 04 48 50.6 30.0 -5.7 0.0 90 231 03 12 19 03 13 48 RZ_CAS 21 04 48 49.6 32.3 -5.8 0.0 -19 231 No stop 03 15 48 --- 21 06 48 49.7 32.4 -5.7 0.0 101 246 03 13 49 03 15 48 J0243+7120 21 06 48 50.7 30.1 -5.6 0.0 -19 246 No stop 03 17 18 =0238+711 21 08 18 50.8 30.1 -5.6 0.0 71 258 03 15 49 03 17 18 RZ_CAS 21 08 18 49.8 32.4 -5.7 0.0 -19 258 No stop 03 19 18 --- 21 10 19 50.0 32.5 -5.7 0.0 101 273 03 17 19 03 19 48 J0243+7120 21 10 49 51.0 30.2 -5.6 0.0 11 273 03 19 48 03 21 18 =0238+711 21 12 19 51.1 30.3 -5.5 0.0 90 285 03 19 49 03 21 18 RZ_CAS 21 12 19 50.2 32.6 -5.6 0.0 -19 285 No stop 03 23 18 --- 21 14 19 50.3 32.7 -5.6 0.0 101 300 03 21 19 03 23 18 J0243+7120 21 14 19 51.3 30.4 -5.5 0.0 -19 300 No stop 03 24 48 =0238+711 21 15 50 51.4 30.4 -5.5 0.0 71 312 03 23 19 04 56 37 J0217+7349 22 47 53 60.2 26.4 -3.5 0.0 5472 312 04 56 37 04 59 57 =0212+735 22 51 13 60.4 26.2 -3.5 0.0 200 338 04 56 38 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess219.X1024 --- 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: 5 Station: WSTRBORK Total bit rate: 1024 Format: VDIF Bits per sample: 2 Sample rate: 32.000 Number of channels: 16 DBE type: DBBC_DDC Speedup factor: 1.00 Disk used to record data. 1st LO= 8012.00 8012.00 8012.00 8012.00 8012.00 8012.00 8012.00 8012.00 8012.00 8012.00 8012.00 8012.00 8012.00 8012.00 8012.00 8012.00 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 = 1 9 1 9 2 10 2 10 3 11 3 11 4 12 4 12 BBC SB= L L U U L L U U L L U U L L U U IF = A1 B1 A1 B1 A1 B1 A1 B1 A1 B1 A1 B1 A1 B1 A1 B1 The following frequency sets based on these setups were used. Frequency Set: 1 Setup file default. Used with PCAL = off LO sum= 8367.49 8367.49 8367.49 8367.49 8399.49 8399.49 8399.49 8399.49 8431.49 8431.49 8431.49 8431.49 8463.49 8463.49 8463.49 8463.49 BBC fr= 355.49 355.49 355.49 355.49 387.49 387.49 387.49 387.49 419.49 419.49 419.49 419.49 451.49 451.49 451.49 451.49 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: 1 Track assignments are: track1= 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16 barrel=roll_off POSITIONS OF SOURCES USED IN RECORDING SCANS Source Source position (RA/Dec) Error (B1950) (J2000) (Date) (mas) * UV_PSC 01 14 18.821903 * 01 16 55.119300 01 17 54.306376 0.00 06 32 54.06222 * 06 48 42.13110 06 54 39.02541 0.00 From catalog imbedded in main SCHED input file. * RZ_CAS 02 44 22.801669 * 02 48 55.509700 02 50 38.261112 0.00 69 25 35.04170 * 69 38 03.44150 69 42 31.32173 0.00 From catalog imbedded in main SCHED input file. * SV_CAM 06 30 38.105208 * 06 41 19.082100 06 45 12.571925 0.00 82 18 39.13752 * 82 16 02.43600 82 14 53.47910 0.00 From catalog imbedded in main SCHED input file. * 54_CAM 07 58 31.912481 * 08 02 35.783500 08 04 06.513589 0.00 57 24 48.15851 * 57 16 25.06340 57 13 15.76839 0.00 From catalog imbedded in main SCHED input file. * XY_UMA 09 06 18.146662 * 09 09 55.935500 09 11 17.230102 0.00 54 41 30.81058 * 54 29 17.72530 54 24 45.18370 0.00 From catalog imbedded in main SCHED input file. * DK_DRA 12 13 21.311815 * 12 15 41.491400 12 16 34.767075 0.00 72 49 44.09364 * 72 33 04.30570 72 27 00.91017 0.00 From catalog imbedded in main SCHED input file. * J0110+0714 01 07 56.775559 * 01 10 33.019100 01 11 32.220097 0.00 06 58 45.52184 * 07 14 42.24200 07 20 42.44774 0.00 From catalog imbedded in main SCHED input file. * J0626+8202 06 15 32.765079 * 06 26 03.006200 06 29 53.329576 0.00 82 03 56.43145 * 82 02 25.56800 82 01 40.54200 0.00 From catalog imbedded in main SCHED input file. * J0811+5714 08 06 58.833644 * 08 11 00.609300 08 12 30.570735 0.00 57 23 07.11448 * 57 14 12.49500 57 10 51.80811 0.00 From catalog imbedded in main SCHED input file. * J0902+5402 08 58 40.320558 * 09 02 19.287500 09 03 41.009497 0.00 54 14 47.23532 * 54 02 57.25600 53 58 32.95606 0.00 From catalog imbedded in main SCHED input file. * J1220+7105 12 17 46.077588 * 12 20 03.628400 12 20 56.029888 0.00 71 22 09.52384 * 71 05 31.13400 70 59 28.12031 0.00 From catalog imbedded in main SCHED input file. 0212+735 02 12 49.921887 * 02 17 30.813367 02 19 17.080157 0.36 * J0217+7349 73 35 40.08544 * 73 49 32.62177 73 54 31.37509 0.10 /home/guest/rmc/SCHED/sched11.5/catalogs/sources.rfc rfc_2018a Petrov and Kovalev, in preparation 58090 observations 0238+711 02 38 50.010283 * 02 43 30.891349 02 45 16.793967 0.52 * J0243+7120 71 07 33.80215 * 71 20 17.90421 71 24 51.40228 0.23 /home/guest/rmc/SCHED/sched11.5/catalogs/sources.rfc rfc_2018a Petrov and Kovalev, in preparation 173 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 UV_PSC sess219.X1024 1 2 3 4 5 6 7 9 0.167 7.777 RZ_CAS sess219.X1024 1 2 3 4 5 6 7 9 0.167 7.572 SV_CAM sess219.X1024 2 3 4 5 6 7 9 0.167 6.574 54_CAM sess219.X1024 2 3 4 5 6 7 9 0.167 6.462 XY_UMA sess219.X1024 2 3 4 5 6 7 9 0.167 5.972 DK_DRA sess219.X1024 2 3 4 5 6 7 9 0.200 7.706 J0110+0714 sess219.X1024 1 2 3 4 5 6 7 9 0.142 6.925 J0626+8202 sess219.X1024 2 3 4 5 6 7 9 0.142 5.818 J0811+5714 sess219.X1024 2 3 4 5 6 7 9 0.142 5.751 J0902+5402 sess219.X1024 2 3 4 5 6 7 9 0.142 4.578 J1220+7105 sess219.X1024 2 3 4 5 6 7 9 0.167 6.830 J0217+7349 sess219.X1024 1 2 3 4 5 6 7 9 0.111 6.111 J0243+7120 sess219.X1024 1 2 3 4 5 6 7 9 0.142 6.789 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) UV_PSC 61.3 RZ_CAS 51.8 SV_CAM 59.6 54_CAM 44.5 XY_UMA 52.1 DK_DRA 71.7 J0110+0714 62.6 J0626+8202 59.2 J0811+5714 45.5 J0902+5402 50.9 J1220+7105 72.6 J0217+7349 56.3 J0243+7120 53.3 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