COVER INFORMATION Station: IRBENE (Code Ir ) 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 IRBENE (Code Ir ) 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: 842.49 842.49 842.49 842.49 874.49 874.49 874.49 874.49 906.49 906.49 906.49 906.49 938.49 938.49 938.49 938.49 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 19 37 48 34.9-242.5 -3.3 -29.7 0 0 01 00 00 01 03 00 --- 19 40 49 35.3-241.7 -3.2 -29.5 180 23 01 00 01 01 04 07 2326+275 19 41 56 41.2-257.6 -3.8 -36.4 56 23 01 04 07 01 05 37 --- 19 43 26 41.4-257.2 -3.7 -36.3 90 35 01 04 08 01 06 05 2319+272 19 43 54 41.7-255.8 -3.6 -36.0 24 35 01 06 05 01 06 50 --- 19 44 40 41.8-255.6 -3.6 -35.9 45 41 01 06 06 01 07 18 2326+275 19 45 07 41.6-256.8 -3.7 -36.3 24 41 01 07 18 01 08 48 --- 19 46 38 41.8-256.5 -3.7 -36.2 90 52 01 07 19 01 09 16 2319+272 19 47 06 42.2-255.1 -3.6 -35.8 24 52 01 09 16 01 10 01 --- 19 47 51 42.3-254.9 -3.6 -35.8 45 58 01 09 17 01 10 28 2326+275 19 48 18 42.0-256.0 -3.6 -36.1 24 58 01 10 28 01 11 58 --- 19 49 49 42.2-255.7 -3.6 -36.1 90 70 01 10 29 01 12 26 2319+272 19 50 17 42.6-254.3 -3.5 -35.7 24 70 01 12 26 01 13 11 --- 19 51 02 42.7-254.1 -3.5 -35.6 45 75 01 12 27 01 13 39 2326+275 19 51 29 42.4-255.3 -3.6 -36.0 24 75 01 13 39 01 15 09 --- 19 53 00 42.6-254.9 -3.6 -35.9 90 87 01 13 40 01 15 37 2319+272 19 53 28 43.0-253.5 -3.5 -35.5 24 87 01 15 37 01 16 22 --- 19 54 13 43.1-253.3 -3.5 -35.5 45 93 01 15 38 01 16 49 2326+275 19 54 41 42.9-254.5 -3.5 -35.8 24 93 01 16 49 01 18 19 --- 19 56 11 43.0-254.1 -3.5 -35.8 90 104 01 16 50 01 18 47 2319+272 19 56 39 43.4-252.7 -3.4 -35.3 24 104 01 18 47 01 19 32 --- 19 57 24 43.5-252.5 -3.4 -35.3 45 110 01 18 48 01 20 00 2326+275 19 57 52 43.3-253.7 -3.5 -35.7 24 110 01 20 00 01 21 30 --- 19 59 22 43.5-253.4 -3.5 -35.6 90 122 01 20 01 01 22 04 3C465 19 59 56 40.7-255.8 -3.7 -35.6 30 122 01 22 04 01 22 49 --- 20 00 41 40.8-255.6 -3.7 -35.6 45 128 01 22 05 Schedule for IRBENE (Code Ir ) 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 20 01 15 43.7-252.9 -3.4 -35.5 30 128 01 23 23 01 24 53 --- 20 02 46 43.9-252.5 -3.4 -35.4 90 139 01 23 24 01 25 27 3C465 20 03 20 41.2-254.9 -3.6 -35.5 30 139 01 25 27 01 26 12 --- 20 04 05 41.3-254.8 -3.6 -35.4 45 145 01 25 28 01 26 46 2326+275 20 04 39 44.1-252.0 -3.4 -35.3 30 145 01 26 46 01 28 16 --- 20 06 10 44.3-251.7 -3.3 -35.2 90 157 01 26 47 01 28 44 2319+272 20 06 37 44.7-250.2 -3.3 -34.7 24 157 01 28 44 01 29 29 --- 20 07 23 44.8-250.0 -3.3 -34.7 45 162 01 28 45 01 29 57 2326+275 20 07 50 44.5-251.2 -3.3 -35.1 24 162 01 29 57 01 31 27 --- 20 09 21 44.7-250.9 -3.3 -35.0 90 174 01 29 58 01 31 55 2319+272 20 09 49 45.1-249.4 -3.2 -34.5 24 174 01 31 55 01 32 40 --- 20 10 34 45.2-249.2 -3.2 -34.5 45 180 01 31 56 01 33 08 2326+275 20 11 01 44.9-250.4 -3.3 -34.9 24 180 01 33 08 01 34 38 --- 20 12 32 45.1-250.0 -3.2 -34.8 90 191 01 33 09 01 35 05 2319+272 20 13 00 45.5-248.5 -3.2 -34.3 24 191 01 35 05 01 35 50 --- 20 13 45 45.6-248.3 -3.2 -34.3 45 197 01 35 06 01 36 18 2326+275 20 14 12 45.3-249.6 -3.2 -34.7 24 197 01 36 18 01 37 48 --- 20 15 43 45.5-249.2 -3.2 -34.6 90 209 01 36 19 01 38 16 2319+272 20 16 11 45.9-247.7 -3.1 -34.1 24 209 01 38 16 01 39 01 --- 20 16 56 46.0-247.5 -3.1 -34.0 45 214 01 38 17 01 39 29 2326+275 20 17 24 45.7-248.8 -3.2 -34.5 24 214 01 39 29 01 40 59 --- 20 18 54 45.9-248.4 -3.1 -34.4 90 226 01 39 30 01 41 27 2319+272 20 19 22 46.3-246.9 -3.1 -33.8 24 226 01 41 27 01 42 12 --- 20 20 07 46.3-246.7 -3.0 -33.8 45 232 01 41 28 01 42 39 2326+275 20 20 35 46.1-247.9 -3.1 -34.3 24 232 01 42 39 01 44 09 --- 20 22 05 46.3-247.5 -3.1 -34.2 90 243 01 42 40 01 44 43 3C465 20 22 39 43.7-250.2 -3.3 -34.4 30 243 01 44 43 01 45 28 --- 20 23 24 43.7-250.0 -3.3 -34.4 45 249 01 44 44 01 46 02 2326+275 20 23 58 46.6-247.0 -3.1 -34.0 30 249 01 46 02 01 47 32 --- 20 25 29 46.7-246.6 -3.0 -33.9 90 261 01 46 03 Schedule for IRBENE (Code Ir ) 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 20 26 03 44.1-249.3 -3.3 -34.2 30 261 01 48 06 01 48 51 --- 20 26 48 44.2-249.1 -3.2 -34.2 45 267 01 48 07 01 49 26 2326+275 20 27 22 47.0-246.1 -3.0 -33.7 30 267 01 49 26 01 50 56 --- 20 28 53 47.2-245.7 -3.0 -33.6 90 278 01 49 27 01 51 24 2319+272 20 29 21 47.5-244.2 -2.9 -33.0 24 278 01 51 24 01 52 09 --- 20 30 06 47.6-244.0 -2.9 -33.0 45 284 01 51 25 01 52 36 2326+275 20 30 33 47.4-245.3 -2.9 -33.5 24 284 01 52 36 01 54 06 --- 20 32 04 47.5-244.9 -2.9 -33.4 90 296 01 52 37 01 54 34 2319+272 20 32 32 47.9-243.3 -2.8 -32.8 24 296 01 54 34 01 55 19 --- 20 33 17 47.9-243.1 -2.8 -32.7 45 301 01 54 35 01 55 47 2326+275 20 33 44 47.8-244.4 -2.9 -33.2 24 301 01 55 47 01 57 17 --- 20 35 15 47.9-244.0 -2.9 -33.1 90 313 01 55 48 01 57 45 2319+272 20 35 43 48.2-242.4 -2.8 -32.5 24 313 01 57 45 01 58 30 --- 20 36 28 48.3-242.2 -2.8 -32.4 45 319 01 57 46 01 58 57 2326+275 20 36 56 48.1-243.5 -2.8 -32.9 24 319 01 58 57 02 00 27 --- 20 38 26 48.3-243.1 -2.8 -32.8 90 330 01 58 58 02 00 55 2319+272 20 38 54 48.6-241.5 -2.7 -32.2 24 330 02 00 55 02 01 40 --- 20 39 39 48.7-241.3 -2.7 -32.1 45 336 02 00 56 02 02 08 2326+275 20 40 07 48.5-242.6 -2.8 -32.6 24 336 02 02 08 02 03 38 --- 20 41 37 48.7-242.2 -2.8 -32.5 90 348 02 02 09 02 04 06 2319+272 20 42 05 49.0-240.6 -2.7 -31.8 24 348 02 04 06 02 04 51 --- 20 42 50 49.1-240.4 -2.7 -31.8 45 354 02 04 07 02 05 18 2326+275 20 43 18 48.9-241.7 -2.7 -32.3 24 354 02 05 18 02 06 48 --- 20 44 48 49.1-241.3 -2.7 -32.2 90 365 02 05 19 02 07 23 3C465 20 45 22 46.5-244.2 -2.9 -32.8 30 365 02 07 23 02 08 08 --- 20 46 07 46.6-244.0 -2.9 -32.7 45 371 02 07 24 02 08 42 2326+275 20 46 41 49.3-240.8 -2.7 -32.0 30 371 02 08 42 02 10 12 --- 20 48 12 49.5-240.3 -2.6 -31.9 90 383 02 08 43 02 10 46 3C465 20 48 46 46.9-243.2 -2.9 -32.5 29 383 02 10 46 02 11 31 --- 20 49 31 47.0-243.0 -2.9 -32.4 45 388 02 10 47 Schedule for IRBENE (Code Ir ) 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 20 50 05 49.7-239.8 -2.6 -31.7 30 388 02 12 05 02 13 35 --- 20 51 36 49.9-239.3 -2.6 -31.5 90 400 02 12 06 02 14 03 2319+272 20 52 04 50.1-237.7 -2.5 -30.8 24 400 02 14 03 02 14 48 --- 20 52 49 50.2-237.5 -2.5 -30.7 45 406 02 14 04 02 15 16 2326+275 20 53 16 50.1-238.9 -2.6 -31.3 24 406 02 15 16 02 16 46 --- 20 54 47 50.2-238.4 -2.5 -31.2 90 417 02 15 17 02 17 14 2319+272 20 55 15 50.5-236.7 -2.5 -30.4 24 417 02 17 14 02 17 59 --- 20 56 00 50.6-236.5 -2.4 -30.3 45 423 02 17 15 02 18 26 2326+275 20 56 27 50.4-237.9 -2.5 -31.0 24 423 02 18 26 02 19 56 --- 20 57 58 50.6-237.5 -2.5 -30.8 90 435 02 18 27 02 20 24 2319+272 20 58 26 50.8-235.8 -2.4 -30.0 24 435 02 20 24 02 21 09 --- 20 59 11 50.9-235.5 -2.4 -30.0 45 441 02 20 25 02 21 37 2326+275 20 59 39 50.8-237.0 -2.5 -30.6 24 441 02 21 37 02 23 07 --- 21 01 09 51.0-236.5 -2.4 -30.4 90 452 02 21 38 02 23 35 2319+272 21 01 37 51.2-234.8 -2.4 -29.7 24 452 02 23 35 02 24 20 --- 21 02 22 51.3-234.6 -2.3 -29.6 45 458 02 23 36 02 24 47 2326+275 21 02 50 51.1-236.0 -2.4 -30.2 24 458 02 24 47 02 26 17 --- 21 04 20 51.3-235.5 -2.4 -30.1 90 470 02 24 48 02 26 45 2319+272 21 04 48 51.5-233.8 -2.3 -29.3 24 470 02 26 45 02 27 30 --- 21 05 33 51.6-233.6 -2.3 -29.2 45 475 02 26 46 02 27 58 2326+275 21 06 01 51.5-235.0 -2.4 -29.8 24 475 02 27 58 02 29 28 --- 21 07 31 51.7-234.6 -2.3 -29.7 90 487 02 27 59 02 30 02 3C465 21 08 05 49.1-237.8 -2.6 -30.6 29 487 02 30 02 02 30 47 --- 21 08 50 49.2-237.5 -2.5 -30.5 45 493 02 30 03 02 31 21 2326+275 21 09 25 51.9-234.0 -2.3 -29.4 30 493 02 31 21 02 32 51 --- 21 10 55 52.0-233.5 -2.3 -29.2 90 504 02 31 22 02 33 25 3C465 21 11 29 49.5-236.7 -2.5 -30.2 29 504 02 33 25 02 34 10 --- 21 12 14 49.6-236.5 -2.5 -30.1 45 510 02 33 26 02 34 44 2326+275 21 12 48 52.2-232.9 -2.2 -29.0 30 510 02 34 44 02 36 14 --- 21 14 19 52.4-232.4 -2.2 -28.8 90 522 02 34 45 Schedule for IRBENE (Code Ir ) 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 21 14 47 52.6-230.7 -2.1 -27.9 24 522 02 36 42 02 37 27 --- 21 15 32 52.7-230.4 -2.1 -27.8 45 528 02 36 43 02 37 55 2326+275 21 15 59 52.6-231.9 -2.2 -28.6 24 528 02 37 55 02 39 25 --- 21 17 30 52.7-231.4 -2.2 -28.3 90 539 02 37 56 02 39 53 2319+272 21 17 58 52.9-229.6 -2.1 -27.5 24 539 02 39 53 02 40 38 --- 21 18 43 53.0-229.4 -2.1 -27.4 45 545 02 39 54 02 41 05 2326+275 21 19 11 52.9-230.9 -2.1 -28.1 24 545 02 41 05 02 42 35 --- 21 20 41 53.1-230.4 -2.1 -27.9 90 556 02 41 06 02 43 03 2319+272 21 21 09 53.3-228.6 -2.0 -27.0 24 556 02 43 03 02 43 48 --- 21 21 54 53.3-228.3 -2.0 -26.9 45 562 02 43 04 02 44 16 2326+275 21 22 22 53.2-229.8 -2.1 -27.7 24 562 02 44 16 02 45 46 --- 21 23 52 53.4-229.3 -2.1 -27.4 90 574 02 44 17 02 46 14 2319+272 21 24 20 53.6-227.5 -2.0 -26.5 24 574 02 46 14 02 46 59 --- 21 25 05 53.6-227.3 -2.0 -26.4 45 580 02 46 15 02 47 27 2326+275 21 25 33 53.6-228.8 -2.0 -27.2 24 580 02 47 27 02 48 57 --- 21 27 03 53.7-228.3 -2.0 -27.0 90 591 02 47 28 02 49 24 2319+272 21 27 31 53.9-226.5 -1.9 -26.0 24 591 02 49 24 02 50 09 --- 21 28 16 54.0-226.2 -1.9 -25.9 45 597 02 49 25 02 50 37 2326+275 21 28 44 53.9-227.7 -2.0 -26.7 24 597 02 50 37 02 52 07 --- 21 30 14 54.0-227.2 -1.9 -26.5 90 609 02 50 38 02 52 41 3C465 21 30 48 51.6-230.8 -2.2 -27.8 29 609 02 52 41 02 53 26 --- 21 31 33 51.7-230.6 -2.2 -27.7 45 614 02 52 42 02 54 00 2326+275 21 32 08 54.2-226.6 -1.9 -26.2 29 614 02 54 00 02 55 30 --- 21 33 38 54.4-226.1 -1.9 -25.9 90 626 02 54 01 02 56 04 3C465 21 34 12 51.9-229.7 -2.1 -27.3 29 626 02 56 04 02 56 49 --- 21 34 57 52.0-229.5 -2.1 -27.2 45 632 02 56 05 02 56 49 3C454.3 21 34 57 46.1-208.2 -1.3 -15.3 -14 632 No stop 02 59 49 --- 21 37 58 46.3-207.2 -1.3 -14.8 166 655 02 56 50 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess217.C1024 --- 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: 12 Station: IRBENE 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= 4100.00 4100.00 4100.00 4100.00 4100.00 4100.00 4100.00 4100.00 4100.00 4100.00 4100.00 4100.00 4100.00 4100.00 4100.00 4100.00 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 3 11 3 11 5 13 5 13 7 15 7 15 BBC SB= L L U U L L U U L L U U L L U U IF = A1 C1 A1 C1 A1 C1 A1 C1 B1 D1 B1 D1 B1 D1 B1 D1 The following frequency sets based on these setups were used. Frequency Set: 7 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= 842.49 842.49 842.49 842.49 874.49 874.49 874.49 874.49 906.49 906.49 906.49 906.49 938.49 938.49 938.49 938.49 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: 7 11 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) * 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