COVER INFORMATION Station: URUMQI (Code Ur ) Experiment: Closing the orbits on four young, low-mass... Exp. Code: EJ019A Schedule Version: 2.00 Processed by SCHED version: 11.40 Release 11.4. March 14, 2015 PI: Markus Janson Address: Stockholm University Astronomy Department Roslagstullsbacken 21 106 91 Stockholm, Sweden Phone: 0046 855378548 EMAIL: markus.janson@astro.su.se Fax: 0046 31 772 55 90 Phone during observation: 0046 855378548 Observing mode: 6cm 1024-2 Notes: Schedule for URUMQI (Code Ur ) Page 2 Closing the orbits on four young, low-mass... 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 9 Jun 2017 Day 160 --- 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: 322.49 322.49 322.49 322.49 354.49 354.49 354.49 354.49 386.49 386.49 386.49 386.49 418.49 418.49 418.49 418.49 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 01 00 00 3C454.3 23 59 06 59.5 211.6 1.1 23.3 0 0 01 00 00 01 03 00 --- 00 02 07 59.2 212.9 1.1 24.2 180 23 01 00 04 01 04 07 2326+275 00 03 14 72.9 208.1 0.6 22.7 37 23 01 04 07 01 05 37 --- 00 04 44 72.7 209.1 0.6 23.5 90 35 01 04 11 01 06 05 2319+272 00 05 12 72.0 211.8 0.7 25.6 21 35 01 06 05 01 06 50 --- 00 05 57 71.9 212.3 0.7 26.0 45 40 01 06 09 01 07 18 2326+275 00 06 25 72.6 210.2 0.7 24.4 21 40 01 07 18 01 08 48 --- 00 07 55 72.5 211.2 0.7 25.2 90 52 01 07 22 01 09 16 2319+272 00 08 23 71.7 213.8 0.8 27.1 22 52 01 09 16 01 10 01 --- 00 09 08 71.6 214.3 0.8 27.5 45 58 01 09 20 01 10 28 2326+275 00 09 36 72.3 212.3 0.7 26.1 21 58 01 10 28 01 11 58 --- 00 11 06 72.1 213.3 0.7 26.8 90 69 01 10 32 01 12 26 2319+272 00 11 34 71.4 215.8 0.8 28.6 22 69 01 12 26 01 13 11 --- 00 12 19 71.3 216.3 0.8 29.0 45 75 01 12 30 01 13 39 2326+275 00 12 47 72.0 214.4 0.8 27.6 22 75 01 13 39 01 15 09 --- 00 14 17 71.8 215.3 0.8 28.4 90 87 01 13 43 01 15 37 2319+272 00 14 45 71.0 217.7 0.9 30.1 22 87 01 15 37 01 16 22 --- 00 15 30 70.9 218.2 0.9 30.4 45 92 01 15 41 01 16 49 2326+275 00 15 58 71.6 216.4 0.8 29.1 22 92 01 16 49 01 18 19 --- 00 17 28 71.5 217.3 0.8 29.8 90 104 01 16 53 01 18 47 2319+272 00 17 56 70.7 219.6 0.9 31.4 22 104 01 18 47 01 19 32 --- 00 18 41 70.6 220.0 0.9 31.8 45 110 01 18 51 01 20 00 2326+275 00 19 09 71.3 218.3 0.9 30.6 22 110 01 20 00 01 21 30 --- 00 20 39 71.1 219.2 0.9 31.3 90 121 01 20 04 01 22 04 3C465 00 21 14 71.5 209.1 0.7 23.3 20 121 01 22 04 01 22 49 --- 00 21 59 71.4 209.6 0.7 23.7 45 127 01 22 08 Schedule for URUMQI (Code Ur ) Page 3 Closing the orbits on four young, low-mass... 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 9 Jun 2017 Day 160 --- 01 23 23 2326+275 00 22 33 70.9 220.3 0.9 32.1 20 127 01 23 23 01 24 53 --- 00 24 03 70.7 221.1 0.9 32.7 90 138 01 23 27 01 25 27 3C465 00 24 37 71.2 211.2 0.7 24.9 20 138 01 25 27 01 26 12 --- 00 25 23 71.1 211.7 0.7 25.3 45 144 01 25 31 01 26 46 2326+275 00 25 57 70.5 222.2 1.0 33.5 20 144 01 26 46 01 28 16 --- 00 27 27 70.3 223.0 1.0 34.1 90 156 01 26 50 01 28 44 2319+272 00 27 55 69.4 225.0 1.1 35.4 22 156 01 28 44 01 29 29 --- 00 28 40 69.3 225.4 1.1 35.6 45 162 01 28 48 01 29 57 2326+275 00 29 08 70.1 223.9 1.0 34.7 22 162 01 29 57 01 31 27 --- 00 30 38 69.9 224.7 1.1 35.3 90 173 01 30 01 01 31 55 2319+272 00 31 06 69.0 226.6 1.1 36.5 22 173 01 31 55 01 32 40 --- 00 31 51 68.9 226.9 1.2 36.8 45 179 01 31 59 01 33 08 2326+275 00 32 19 69.7 225.6 1.1 35.9 22 179 01 33 08 01 34 38 --- 00 33 49 69.5 226.3 1.1 36.5 90 190 01 33 12 01 35 05 2319+272 00 34 17 68.6 228.1 1.2 37.6 22 190 01 35 05 01 35 50 --- 00 35 02 68.5 228.5 1.2 37.8 45 196 01 35 09 01 36 18 2326+275 00 35 30 69.3 227.2 1.1 37.1 22 196 01 36 18 01 37 48 --- 00 37 00 69.1 227.9 1.2 37.6 90 208 01 36 22 01 38 16 2319+272 00 37 28 68.2 229.6 1.2 38.6 22 208 01 38 16 01 39 01 --- 00 38 13 68.1 230.0 1.3 38.9 45 213 01 38 20 01 39 29 2326+275 00 38 41 68.8 228.7 1.2 38.1 22 213 01 39 29 01 40 59 --- 00 40 11 68.6 229.4 1.2 38.6 90 225 01 39 33 01 41 27 2319+272 00 40 39 67.7 231.1 1.3 39.6 22 225 01 41 27 01 42 12 --- 00 41 24 67.6 231.4 1.3 39.8 45 231 01 41 31 01 42 39 2326+275 00 41 52 68.4 230.2 1.2 39.2 22 231 01 42 39 01 44 09 --- 00 43 22 68.2 230.9 1.3 39.6 90 242 01 42 43 01 44 43 3C465 00 43 57 69.1 222.3 1.0 33.2 21 242 01 44 43 01 45 28 --- 00 44 42 69.0 222.7 1.1 33.5 45 248 01 44 47 01 46 02 2326+275 00 45 16 67.9 231.8 1.3 40.2 21 248 01 46 02 01 47 32 --- 00 46 46 67.7 232.5 1.3 40.7 90 260 01 46 06 Schedule for URUMQI (Code Ur ) Page 4 Closing the orbits on four young, low-mass... 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 9 Jun 2017 Day 160 --- 01 48 06 3C465 00 47 20 68.6 224.1 1.1 34.4 21 260 01 48 06 01 48 51 --- 00 48 06 68.5 224.5 1.1 34.7 45 265 01 48 10 01 49 26 2326+275 00 48 40 67.4 233.3 1.4 41.2 22 265 01 49 26 01 50 56 --- 00 50 10 67.2 233.9 1.4 41.6 90 277 01 49 30 01 51 24 2319+272 00 50 38 66.3 235.4 1.5 42.4 23 277 01 51 24 01 52 09 --- 00 51 23 66.2 235.7 1.5 42.6 45 283 01 51 28 01 52 36 2326+275 00 51 51 67.0 234.6 1.4 42.1 23 283 01 52 36 01 54 06 --- 00 53 21 66.7 235.3 1.4 42.5 90 294 01 52 40 01 54 34 2319+272 00 53 49 65.8 236.6 1.5 43.2 23 294 01 54 34 01 55 19 --- 00 54 34 65.7 236.9 1.5 43.4 45 300 01 54 38 01 55 47 2326+275 00 55 02 66.5 236.0 1.5 42.9 23 300 01 55 47 01 57 17 --- 00 56 32 66.3 236.6 1.5 43.3 90 312 01 55 51 01 57 45 2319+272 00 57 00 65.3 237.9 1.6 43.9 23 312 01 57 45 01 58 30 --- 00 57 45 65.2 238.2 1.6 44.1 45 317 01 57 49 01 58 57 2326+275 00 58 13 66.0 237.2 1.5 43.7 23 317 01 58 57 02 00 27 --- 00 59 43 65.8 237.8 1.5 44.1 90 329 01 59 01 02 00 55 2319+272 01 00 11 64.8 239.1 1.6 44.6 23 329 02 00 55 02 01 40 --- 01 00 56 64.7 239.4 1.6 44.8 45 335 02 00 59 02 02 08 2326+275 01 01 24 65.5 238.5 1.6 44.4 23 335 02 02 08 02 03 38 --- 01 02 54 65.3 239.0 1.6 44.8 90 346 02 02 12 02 04 06 2319+272 01 03 22 64.3 240.2 1.7 45.3 23 346 02 04 06 02 04 51 --- 01 04 08 64.2 240.5 1.7 45.5 45 352 02 04 10 02 05 18 2326+275 01 04 35 65.0 239.7 1.6 45.2 23 352 02 05 18 02 06 48 --- 01 06 05 64.8 240.2 1.6 45.5 90 363 02 05 22 02 07 23 3C465 01 06 40 66.0 233.0 1.4 40.5 23 363 02 07 23 02 08 08 --- 01 07 25 65.9 233.3 1.4 40.7 45 369 02 07 27 02 08 42 2326+275 01 07 59 64.5 240.9 1.7 45.9 23 369 02 08 42 02 10 12 --- 01 09 29 64.3 241.4 1.7 46.2 90 381 02 08 46 02 10 46 3C465 01 10 03 65.5 234.4 1.5 41.4 23 381 02 10 46 02 11 31 --- 01 10 49 65.4 234.7 1.5 41.5 45 387 02 10 50 Schedule for URUMQI (Code Ur ) Page 5 Closing the orbits on four young, low-mass... 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 9 Jun 2017 Day 160 --- 02 12 05 2326+275 01 11 23 63.9 242.1 1.7 46.5 23 387 02 12 05 02 13 35 --- 01 12 53 63.7 242.6 1.8 46.8 90 398 02 12 09 02 14 03 2319+272 01 13 21 62.7 243.7 1.8 47.2 23 398 02 14 03 02 14 48 --- 01 14 06 62.6 243.9 1.9 47.4 45 404 02 14 07 02 15 16 2326+275 01 14 34 63.4 243.2 1.8 47.1 23 404 02 15 16 02 16 46 --- 01 16 04 63.2 243.7 1.8 47.4 90 415 02 15 20 02 17 14 2319+272 01 16 32 62.2 244.7 1.9 47.8 23 415 02 17 14 02 17 59 --- 01 17 17 62.1 244.9 1.9 47.9 45 421 02 17 18 02 18 26 2326+275 01 17 45 62.9 244.2 1.8 47.7 23 421 02 18 26 02 19 56 --- 01 19 15 62.7 244.7 1.9 48.0 90 433 02 18 30 02 20 24 2319+272 01 19 43 61.7 245.7 1.9 48.3 23 433 02 20 24 02 21 09 --- 01 20 28 61.6 245.9 2.0 48.4 45 438 02 20 28 02 21 37 2326+275 01 20 56 62.4 245.2 1.9 48.3 23 438 02 21 37 02 23 07 --- 01 22 26 62.1 245.7 1.9 48.5 90 450 02 21 41 02 23 35 2319+272 01 22 54 61.1 246.7 2.0 48.8 23 450 02 23 35 02 24 20 --- 01 23 39 61.0 246.9 2.0 48.9 45 456 02 23 39 02 24 47 2326+275 01 24 07 61.9 246.2 1.9 48.8 23 456 02 24 47 02 26 17 --- 01 25 37 61.6 246.7 2.0 49.0 90 467 02 24 51 02 26 45 2319+272 01 26 05 60.6 247.6 2.1 49.2 23 467 02 26 45 02 27 30 --- 01 26 51 60.5 247.8 2.1 49.3 45 473 02 26 49 02 27 58 2326+275 01 27 18 61.3 247.2 2.0 49.2 23 473 02 27 58 02 29 28 --- 01 28 49 61.1 247.7 2.0 49.5 90 485 02 28 02 02 30 02 3C465 01 29 23 62.5 241.5 1.8 45.6 24 485 02 30 02 02 30 47 --- 01 30 08 62.4 241.8 1.8 45.7 45 490 02 30 06 02 31 21 2326+275 01 30 42 60.8 248.2 2.1 49.7 24 490 02 31 21 02 32 51 --- 01 32 12 60.5 248.7 2.1 49.9 90 502 02 31 25 02 33 25 3C465 01 32 46 62.0 242.6 1.9 46.2 24 502 02 33 25 02 34 10 --- 01 33 32 61.9 242.9 1.9 46.4 45 508 02 33 29 02 34 44 2326+275 01 34 06 60.2 249.2 2.1 50.2 24 508 02 34 44 02 36 14 --- 01 35 36 59.9 249.6 2.1 50.4 90 519 02 34 48 Schedule for URUMQI (Code Ur ) Page 6 Closing the orbits on four young, low-mass... 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 9 Jun 2017 Day 160 --- 02 36 42 2319+272 01 36 04 58.9 250.4 2.2 50.5 23 519 02 36 42 02 37 27 --- 01 36 49 58.8 250.7 2.2 50.6 45 525 02 36 46 02 37 55 2326+275 01 37 17 59.7 250.1 2.2 50.6 23 525 02 37 55 02 39 25 --- 01 38 47 59.4 250.5 2.2 50.8 90 537 02 37 59 02 39 53 2319+272 01 39 15 58.4 251.3 2.3 50.9 23 537 02 39 53 02 40 38 --- 01 40 00 58.2 251.5 2.3 51.0 45 542 02 39 57 02 41 05 2326+275 01 40 28 59.1 251.0 2.2 51.0 23 542 02 41 05 02 42 35 --- 01 41 58 58.8 251.4 2.2 51.1 90 554 02 41 09 02 43 03 2319+272 01 42 26 57.8 252.1 2.3 51.2 23 554 02 43 03 02 43 48 --- 01 43 11 57.7 252.3 2.3 51.3 45 560 02 43 07 02 44 16 2326+275 01 43 39 58.6 251.8 2.3 51.3 23 560 02 44 16 02 45 46 --- 01 45 09 58.3 252.2 2.3 51.5 90 571 02 44 20 02 46 14 2319+272 01 45 37 57.3 253.0 2.4 51.6 23 571 02 46 14 02 46 59 --- 01 46 23 57.1 253.2 2.4 51.6 45 577 02 46 18 02 47 27 2326+275 01 46 50 58.0 252.6 2.3 51.6 23 577 02 47 27 02 48 57 --- 01 48 20 57.7 253.0 2.4 51.8 90 588 02 47 31 02 49 24 2319+272 01 48 48 56.7 253.8 2.4 51.9 23 588 02 49 24 02 50 09 --- 01 49 34 56.6 254.0 2.4 51.9 45 594 02 49 28 02 50 37 2326+275 01 50 01 57.5 253.5 2.4 52.0 23 594 02 50 37 02 52 07 --- 01 51 32 57.2 253.8 2.4 52.1 90 606 02 50 41 02 52 41 3C465 01 52 06 58.8 248.5 2.2 49.2 25 606 02 52 41 02 53 26 --- 01 52 51 58.7 248.7 2.2 49.3 45 612 02 52 45 02 54 00 2326+275 01 53 25 56.9 254.3 2.4 52.3 25 612 02 54 00 02 55 30 --- 01 54 55 56.6 254.7 2.5 52.4 90 623 02 54 04 02 56 04 3C465 01 55 30 58.2 249.5 2.2 49.6 25 623 02 56 04 02 56 49 --- 01 56 15 58.1 249.7 2.2 49.7 45 629 02 56 08 02 56 49 3C454.3 01 56 15 43.0 249.1 3.0 44.9 -33 629 No stop 02 59 49 --- 01 59 15 42.5 249.8 3.1 45.2 147 652 02 56 53 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess217.C1024 Matching groups in /home/guest/rmc/SCHED/sched11.4/catalogs/freq_RDBE.dat: ur6cm Setup group: 1 Station: URUMQI Total bit rate: 1024 Format: MARK5B Bits per sample: 2 Sample rate: 32.000 Number of channels: 16 DBE type: Speedup factor: 1.00 Disk used to record data. 1st LO= 4620.00 4620.00 4620.00 4620.00 4620.00 4620.00 4620.00 4620.00 4620.00 4620.00 4620.00 4620.00 4620.00 4620.00 4620.00 4620.00 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 = 2 1 2 1 4 3 4 3 6 5 6 5 8 7 8 7 BBC SB= L L U U L L U U L L U U L L U U IF = 2N 1N 2N 1N 2N 1N 2N 1N 2N 1N 2N 1N 2N 1N 2N 1N The following frequency sets based on these setups were used. Frequency Set: 4 Setup file default. Used with PCAL = off 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= 322.49 322.49 322.49 322.49 354.49 354.49 354.49 354.49 386.49 386.49 386.49 386.49 418.49 418.49 418.49 418.49 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: 4 Track assignments are: track1= 20, 18, 4, 2, 24, 22, 8, 6, 28, 26, 12, 10, 32, 30, 16, 14 barrel=roll_off POSITIONS OF SOURCES USED IN RECORDING SCANS Source Source position (RA/Dec) Error (B1950) (J2000) (Date) (mas) * 2326+275 23 23 48.631237 * 23 26 17.070000 23 27 08.529834 0.00 27 35 33.02377 * 27 52 03.40000 27 57 35.55613 0.00 From catalog imbedded in main SCHED input file. * 2319+272 23 19 31.989509 * 23 21 59.862227 23 22 51.147091 0.00 27 16 19.08200 * 27 32 46.44371 27 38 17.84869 0.00 From catalog imbedded in main SCHED input file. * 3C465 23 37 58.279350 * 23 40 29.029000 23 41 21.185221 0.00 26 25 18.90641 * 26 41 56.80400 26 47 31.27472 0.00 From catalog imbedded in main SCHED input file. * 3C454.3 22 51 29.520100 * 22 53 57.748300 22 54 49.150054 0.00 15 52 54.35016 * 16 08 53.56300 16 14 20.14464 0.00 From catalog imbedded in main SCHED input file. 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 2326+275 sess217.C1024 1 2 3 4 5 6 7 8 9 10 12 15 0.875 91.874 2319+272 sess217.C1024 1 2 3 4 5 6 7 8 9 10 12 15 0.312 32.812 3C465 sess217.C1024 1 2 3 4 5 6 7 8 9 10 12 15 0.125 13.125 3C454.3 sess217.C1024 1 2 3 4 5 6 7 8 9 10 12 15 0.100 8.735 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) 2326+275 75.9 2319+272 76.9 3C465 73.2 3C454.3 87.1 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