COVER INFORMATION Station: ON6_DBBC (Code Od ) Experiment: Network Monitoring Experiment Exp. Code: N13X2 Schedule Version: 1.00 Processed by SCHED version: 10.20 Release of about July 12, 2012 PI: Jun YANG Address: JIVE Postbus 2 7990 AA Dwingeloo The Netherlands Phone: +31-521-596507 EMAIL: yang@jive.nl Fax: Phone during observation: +31-521-596507 Observing mode: Notes: 3.6cm NME for session 2/2013 512 Mbps, 2-bit sampling, 8 MHz filters **** No FTP Fringe Test **** Schedule for ON6_DBBC (Code Od ) Page 2 Network Monitoring Experiment 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 9 Jun 2013 Day 160 --- Next scan frequencies: 8391.49 8391.49 8391.49 8391.49 8407.49 8407.49 8407.49 8407.49 8423.49 8423.49 8423.49 8423.49 8439.49 8439.49 8439.49 8439.49 Next BBC frequencies: 311.49 311.49 311.49 311.49 327.49 327.49 327.49 327.49 343.49 343.49 343.49 343.49 359.49 359.49 359.49 359.49 Next scan bandwidths: 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 22 00 00 J1800+3848 16 01 25 63.1 480.8 -2.0 -36.4 0 0 22 00 00 22 08 00 =1758+388 16 09 27 64.0 483.7 -1.9 -35.1 480 31 22 00 01 22 08 30 J1848+3219 16 09 57 53.2 475.6 -2.6 -35.1 11 31 22 08 30 22 10 30 =1846+322 16 11 57 53.4 476.2 -2.6 -34.9 120 39 22 08 31 22 11 00 J1849+3024 16 12 27 51.8 477.8 -2.6 -33.5 21 39 22 11 00 22 13 00 =1847+303 16 14 27 52.0 478.4 -2.6 -33.3 120 46 22 11 01 22 13 30 J1848+3219 16 14 57 53.8 477.1 -2.6 -34.6 21 46 22 13 30 22 15 30 =1846+322 16 16 58 54.0 477.7 -2.5 -34.4 120 54 22 13 31 22 16 00 J1849+3024 16 17 28 52.4 479.3 -2.5 -33.0 21 54 22 16 00 22 18 00 =1847+303 16 19 28 52.6 479.9 -2.5 -32.8 120 62 22 16 01 22 20 00 J1800+3848 16 21 28 65.4 488.2 -1.7 -32.9 99 62 22 20 00 22 28 00 =1758+388 16 29 30 66.2 491.4 -1.5 -31.2 480 93 22 20 01 22 28 30 J1848+3219 16 30 00 55.6 481.7 -2.3 -32.9 11 93 22 28 30 22 30 30 =1846+322 16 32 00 55.8 482.3 -2.3 -32.6 120 101 22 28 31 22 31 00 J1849+3024 16 32 30 54.1 483.9 -2.3 -31.2 21 101 22 31 00 22 33 00 =1847+303 16 34 31 54.3 484.5 -2.3 -31.0 120 108 22 31 01 22 33 30 J1848+3219 16 35 01 56.1 483.2 -2.2 -32.2 21 108 22 33 30 22 35 30 =1846+322 16 37 01 56.4 483.9 -2.2 -32.0 120 116 22 33 31 22 36 00 J1849+3024 16 37 31 54.7 485.5 -2.2 -30.6 21 116 22 36 00 22 38 00 =1847+303 16 39 31 54.9 486.1 -2.2 -30.3 120 124 22 36 01 22 40 00 J1800+3848 16 41 32 67.4 496.6 -1.3 -28.4 100 124 22 40 00 22 48 00 =1758+388 16 49 33 68.1 500.3 -1.2 -26.2 480 155 22 40 01 22 48 30 J1848+3219 16 50 03 57.8 488.2 -2.0 -30.1 12 155 22 48 30 22 50 30 =1846+322 16 52 03 58.0 488.9 -1.9 -29.7 120 163 22 48 31 22 51 00 J1849+3024 16 52 34 56.3 490.5 -2.0 -28.4 21 163 22 51 00 22 53 00 =1847+303 16 54 34 56.5 491.2 -1.9 -28.1 120 170 22 51 01 Schedule for ON6_DBBC (Code Od ) Page 3 Network Monitoring Experiment 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 9 Jun 2013 Day 160 --- 22 53 30 J1848+3219 16 55 04 58.3 490.0 -1.9 -29.3 21 170 22 53 30 22 55 30 =1846+322 16 57 04 58.5 490.7 -1.9 -28.9 120 178 22 53 31 22 56 00 J1849+3024 16 57 34 56.8 492.2 -1.9 -27.6 21 178 22 56 00 22 58 00 =1847+303 16 59 35 57.0 492.9 -1.8 -27.2 120 186 22 56 01 23 00 00 J1800+3848 17 01 35 69.0 506.1 -1.0 -22.7 100 186 23 00 00 23 08 00 =1758+388 17 09 36 69.6 510.2 -0.9 -20.1 480 217 23 00 01 23 08 30 J1848+3219 17 10 06 59.8 495.4 -1.6 -26.6 11 217 23 08 30 23 10 30 =1846+322 17 12 07 60.0 496.2 -1.6 -26.2 120 225 23 08 31 23 11 00 J1849+3024 17 12 37 58.2 497.6 -1.6 -24.9 21 225 23 11 00 23 13 00 =1847+303 17 14 37 58.4 498.4 -1.6 -24.5 120 232 23 11 01 23 13 30 J1848+3219 17 15 07 60.3 497.3 -1.6 -25.6 21 232 23 13 30 23 15 30 =1846+322 17 17 08 60.4 498.1 -1.5 -25.2 120 240 23 13 31 23 16 00 J1849+3024 17 17 38 58.7 499.5 -1.5 -23.9 21 240 23 16 00 23 18 00 =1847+303 17 19 38 58.8 500.3 -1.5 -23.5 120 248 23 16 01 23 20 00 J1800+3848 17 21 38 70.3 516.7 -0.7 -15.8 101 248 23 20 00 23 28 00 =1758+388 17 29 40 70.7 521.3 -0.5 -12.8 480 279 23 20 01 23 28 30 J1848+3219 17 30 10 61.6 503.3 -1.3 -22.4 9 279 23 28 30 23 30 30 =1846+322 17 32 10 61.7 504.1 -1.3 -21.9 120 286 23 28 31 23 31 00 J1849+3024 17 32 40 59.9 505.4 -1.3 -20.8 21 286 23 31 00 23 33 00 =1847+303 17 34 40 60.0 506.2 -1.3 -20.4 120 294 23 31 01 23 33 30 J1848+3219 17 35 11 61.9 505.4 -1.2 -21.2 21 294 23 33 30 23 35 30 =1846+322 17 37 11 62.1 506.2 -1.2 -20.8 120 302 23 33 31 23 36 00 J1849+3024 17 37 41 60.3 507.4 -1.2 -19.7 21 302 23 36 00 23 38 00 =1847+303 17 39 41 60.4 508.2 -1.2 -19.2 120 310 23 36 01 23 40 00 J1800+3848 17 41 42 71.2 528.4 -0.3 -8.0 99 310 23 40 00 23 48 00 =1758+388 17 49 43 71.3 533.2 -0.2 -4.7 480 341 23 40 01 23 48 30 J1848+3219 17 50 13 63.0 511.9 -1.0 -17.5 8 341 23 48 30 23 50 30 =1846+322 17 52 13 63.1 512.8 -0.9 -17.0 120 348 23 48 31 23 51 00 J1849+3024 17 52 43 61.3 513.7 -1.0 -16.1 21 348 23 51 00 23 53 00 =1847+303 17 54 44 61.4 514.6 -0.9 -15.6 120 356 23 51 01 Schedule for ON6_DBBC (Code Od ) Page 4 Network Monitoring Experiment 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 9 Jun 2013 Day 160 --- 23 53 30 J1848+3219 17 55 14 63.3 514.1 -0.9 -16.2 21 356 23 53 30 23 55 30 =1846+322 17 57 14 63.4 515.0 -0.9 -15.6 120 364 23 53 31 23 56 00 J1849+3024 17 57 44 61.5 515.9 -0.9 -14.8 21 364 23 56 00 23 58 00 =1847+303 17 59 45 61.7 516.8 -0.8 -14.3 120 372 23 56 01 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess213.X512 --- 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: ON6_DBBC Total bit rate: 512 Format: MARK5B Bits per sample: 2 Sample rate: 16.000 Number of channels: 16 DBE type: Speedup factor: 1.00 Disk used to record data. 1st LO= 8080.00 8080.00 8080.00 8080.00 8080.00 8080.00 8080.00 8080.00 8080.00 8080.00 8080.00 8080.00 8080.00 8080.00 8080.00 8080.00 Net SB= L L U U L L U U L L U U L L U U Pol. = RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP BBC = 1 5 1 5 2 6 2 6 3 7 3 7 4 8 4 8 BBC SB= L L U U L L U U L L U U L L U U IF = B D B D B D B D B D B D B D B D The following frequency sets based on these setups were used. Frequency Set: 11 Setup file default. LO sum= 8391.49 8391.49 8391.49 8391.49 8407.49 8407.49 8407.49 8407.49 8423.49 8423.49 8423.49 8423.49 8439.49 8439.49 8439.49 8439.49 BBC fr= 311.49 311.49 311.49 311.49 327.49 327.49 327.49 327.49 343.49 343.49 343.49 343.49 359.49 359.49 359.49 359.49 Bandwd= 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 Matching frequency sets: 11 Track assignments are: track1= 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30, 32 barrel=roll_off SOURCES USED IN RECORDING SCANS -- Network Monitoring Experiment 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) * J1800+3848 17 58 44.703952 * 18 00 24.765361 18 00 53.821924 0.13 1758+388 38 48 32.47341 * 38 48 30.69739 38 48 35.05194 0.10 J1800+38 /aps3/sched10.2/catalogs/sources.vlba rfc_2012b Petrov, 2012, unpublished 2965 observations 0.800 scan and 71.200 baseline hours in setup: sess213.X512 Frequency sets (dups not shown): 1 2 3 4 5 6 7 9 10 11 12 14 * J1848+3219 18 46 29.612036 * 18 48 22.088579 18 48 54.373824 0.12 1846+322 32 15 36.66028 * 32 19 02.60368 32 20 01.82764 0.10 /aps3/sched10.2/catalogs/sources.vlba rfc_2012b Petrov, 2012, unpublished 6645 observations 0.400 scan and 39.345 baseline hours in setup: sess213.X512 Frequency sets (dups not shown): 1 2 3 4 5 6 7 9 10 11 12 14 * J1849+3024 18 47 24.599820 * 18 49 20.103406 18 49 53.181190 0.19 1847+303 30 20 44.26585 * 30 24 14.23712 30 25 14.74499 0.34 /aps3/sched10.2/catalogs/sources.vlba rfc_2012b Petrov, 2012, unpublished 126 observations 0.400 scan and 41.988 baseline hours in setup: sess213.X512 Frequency sets (dups not shown): 1 2 3 4 5 6 7 9 10 11 12 14 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) J1800+3848 117.2 J1848+3219 120.1 J1849+3024 121.8 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