COVER INFORMATION Station: MC_DBBC (Code Md ) 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 MC_DBBC (Code Md ) 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 00 18 66.9 453.7 -2.0 -65.9 0 0 22 00 00 22 08 00 =1758+388 16 08 19 68.3 455.4 -1.9 -65.6 480 31 22 00 01 22 08 30 J1848+3219 16 08 50 56.8 457.6 -2.7 -56.8 2 31 22 08 30 22 10 30 =1846+322 16 10 50 57.1 458.0 -2.6 -56.7 120 39 22 08 31 22 11 00 J1849+3024 16 11 20 55.9 460.8 -2.6 -54.3 23 39 22 11 00 22 13 00 =1847+303 16 13 20 56.3 461.2 -2.6 -54.2 120 46 22 11 01 22 13 30 J1848+3219 16 13 50 57.6 458.7 -2.6 -56.5 23 46 22 13 30 22 15 30 =1846+322 16 15 51 58.0 459.1 -2.6 -56.4 120 54 22 13 31 22 16 00 J1849+3024 16 16 21 56.8 461.9 -2.6 -54.0 22 54 22 16 00 22 18 00 =1847+303 16 18 21 57.2 462.4 -2.5 -53.9 120 62 22 16 01 22 20 00 J1800+3848 16 20 21 70.5 458.2 -1.7 -64.9 89 62 22 20 00 22 28 00 =1758+388 16 28 23 71.9 460.3 -1.5 -64.2 480 93 22 20 01 22 28 30 J1848+3219 16 28 53 60.3 462.1 -2.3 -55.6 2 93 22 28 30 22 30 30 =1846+322 16 30 53 60.6 462.6 -2.3 -55.4 120 101 22 28 31 22 31 00 J1849+3024 16 31 23 59.4 465.6 -2.3 -52.8 22 101 22 31 00 22 33 00 =1847+303 16 33 24 59.8 466.1 -2.3 -52.6 120 108 22 31 01 22 33 30 J1848+3219 16 33 54 61.2 463.3 -2.3 -55.2 22 108 22 33 30 22 35 30 =1846+322 16 35 54 61.5 463.8 -2.2 -55.0 120 116 22 33 31 22 36 00 J1849+3024 16 36 24 60.3 466.9 -2.2 -52.3 22 116 22 36 00 22 38 00 =1847+303 16 38 24 60.6 467.4 -2.2 -52.1 120 124 22 36 01 22 40 00 J1800+3848 16 40 25 74.0 463.9 -1.3 -62.7 89 124 22 40 00 22 48 00 =1758+388 16 48 26 75.4 466.6 -1.2 -61.2 480 155 22 40 01 22 48 30 J1848+3219 16 48 56 63.7 467.3 -2.0 -53.7 2 155 22 48 30 22 50 30 =1846+322 16 50 56 64.1 467.9 -2.0 -53.4 120 163 22 48 31 22 51 00 J1849+3024 16 51 27 62.8 471.1 -2.0 -50.5 22 163 22 51 00 22 53 00 =1847+303 16 53 27 63.2 471.7 -1.9 -50.2 120 170 22 51 01 Schedule for MC_DBBC (Code Md ) 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 53 57 64.6 468.8 -1.9 -53.0 22 170 22 53 30 22 55 30 =1846+322 16 55 57 64.9 469.4 -1.9 -52.8 120 178 22 53 31 22 56 00 J1849+3024 16 56 27 63.6 472.7 -1.9 -49.7 22 178 22 56 00 22 58 00 =1847+303 16 58 28 64.0 473.3 -1.9 -49.4 120 186 22 56 01 23 00 00 J1800+3848 17 00 28 77.4 471.7 -1.0 -58.3 89 186 23 00 00 23 08 00 =1758+388 17 08 29 78.7 475.8 -0.9 -55.5 480 217 23 00 01 23 08 30 J1848+3219 17 08 59 67.1 473.6 -1.7 -50.7 2 217 23 08 30 23 10 30 =1846+322 17 11 00 67.4 474.3 -1.6 -50.3 120 225 23 08 31 23 11 00 J1849+3024 17 11 30 66.1 477.7 -1.6 -47.0 22 225 23 11 00 23 13 00 =1847+303 17 13 30 66.4 478.5 -1.6 -46.6 120 232 23 11 01 23 13 30 J1848+3219 17 14 00 67.9 475.3 -1.6 -49.7 22 232 23 13 30 23 15 30 =1846+322 17 16 01 68.2 476.1 -1.5 -49.3 120 240 23 13 31 23 16 00 J1849+3024 17 16 31 66.9 479.6 -1.6 -46.0 22 240 23 16 00 23 18 00 =1847+303 17 18 31 67.2 480.4 -1.5 -45.5 120 248 23 16 01 23 20 00 J1800+3848 17 20 31 80.6 483.7 -0.7 -49.6 89 248 23 20 00 23 28 00 =1758+388 17 28 33 81.7 490.6 -0.5 -44.0 480 279 23 20 01 23 28 30 J1848+3219 17 29 03 70.3 481.3 -1.3 -46.1 2 279 23 28 30 23 30 30 =1846+322 17 31 03 70.6 482.2 -1.3 -45.6 120 286 23 28 31 23 31 00 J1849+3024 17 31 33 69.1 485.8 -1.3 -42.1 21 286 23 31 00 23 33 00 =1847+303 17 33 33 69.4 486.7 -1.3 -41.5 120 294 23 31 01 23 33 30 J1848+3219 17 34 03 71.0 483.6 -1.2 -44.7 22 294 23 33 30 23 35 30 =1846+322 17 36 04 71.3 484.5 -1.2 -44.1 120 302 23 33 31 23 36 00 J1849+3024 17 36 34 69.8 488.1 -1.2 -40.6 21 302 23 36 00 23 38 00 =1847+303 17 38 34 70.1 489.1 -1.2 -39.9 120 310 23 36 01 23 40 00 J1800+3848 17 40 35 83.1 504.7 -0.3 -31.9 90 310 23 40 00 23 48 00 =1758+388 17 48 36 83.8 517.1 -0.2 -20.9 480 341 23 40 01 23 48 30 J1848+3219 17 49 06 73.2 491.2 -1.0 -39.4 -8 341 23 48 30 23 50 30 =1846+322 17 51 06 73.4 492.4 -1.0 -38.6 112 348 23 48 31 23 51 00 J1849+3024 17 51 36 71.8 495.9 -1.0 -35.1 22 348 23 51 00 23 53 00 =1847+303 17 53 37 72.1 497.1 -0.9 -34.3 120 356 23 51 01 Schedule for MC_DBBC (Code Md ) 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 54 07 73.8 494.2 -0.9 -37.3 22 356 23 53 30 23 55 30 =1846+322 17 56 07 74.1 495.4 -0.9 -36.4 120 364 23 53 31 23 56 00 J1849+3024 17 56 37 72.4 498.9 -0.9 -33.0 22 364 23 56 00 23 58 00 =1847+303 17 58 38 72.7 500.1 -0.9 -32.0 120 372 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: 14 Station: MC_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 = A B A B A B A B A B A B A B A B The following frequency sets based on these setups were used. Frequency Set: 12 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: 12 13 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