COVER INFORMATION Station: URUMQI (Code Ur ) 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 URUMQI (Code Ur ) 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: 291.49 291.49 291.49 291.49 307.49 307.49 307.49 307.49 323.49 323.49 323.49 323.49 339.49 339.49 339.49 339.49 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 21 02 26 55.9 278.0 3.0 67.2 0 0 22 00 00 22 08 00 =1758+388 21 10 27 54.5 279.1 3.2 66.9 480 31 22 00 04 22 08 30 J1848+3219 21 10 57 60.1 260.2 2.4 57.8 7 31 22 08 30 22 10 30 =1846+322 21 12 57 59.8 260.6 2.4 57.9 120 39 22 08 34 22 11 00 J1849+3024 21 13 27 58.8 257.4 2.4 55.2 23 39 22 11 00 22 13 00 =1847+303 21 15 28 58.4 257.9 2.4 55.4 120 46 22 11 04 22 13 30 J1848+3219 21 15 58 59.2 261.3 2.5 58.1 23 46 22 13 30 22 15 30 =1846+322 21 17 58 58.9 261.7 2.5 58.2 120 54 22 13 34 22 16 00 J1849+3024 21 18 28 57.9 258.6 2.5 55.6 23 54 22 16 00 22 18 00 =1847+303 21 20 29 57.6 259.0 2.5 55.7 120 62 22 16 04 22 20 00 J1800+3848 21 22 29 52.3 280.7 3.4 66.2 95 62 22 20 00 22 28 00 =1758+388 21 30 30 50.9 281.7 3.5 65.8 480 93 22 20 04 22 28 30 J1848+3219 21 31 00 56.5 264.4 2.7 58.7 9 93 22 28 30 22 30 30 =1846+322 21 33 01 56.2 264.8 2.7 58.8 120 101 22 28 34 22 31 00 J1849+3024 21 33 31 55.2 261.8 2.7 56.4 23 101 22 31 00 22 33 00 =1847+303 21 35 31 54.9 262.3 2.8 56.5 120 108 22 31 04 22 33 30 J1848+3219 21 36 01 55.6 265.4 2.8 58.9 23 108 22 33 30 22 35 30 =1846+322 21 38 01 55.3 265.8 2.8 58.9 120 116 22 33 34 22 36 00 J1849+3024 21 38 32 54.3 262.9 2.8 56.6 23 116 22 36 00 22 38 00 =1847+303 21 40 32 54.0 263.3 2.8 56.7 120 124 22 36 04 22 40 00 J1800+3848 21 42 32 48.8 283.2 3.7 65.1 96 124 22 40 00 22 48 00 =1758+388 21 50 33 47.4 284.2 3.8 64.5 480 155 22 40 04 22 48 30 J1848+3219 21 51 04 52.9 268.2 3.0 59.1 10 155 22 48 30 22 50 30 =1846+322 21 53 04 52.5 268.6 3.1 59.2 120 163 22 48 34 22 51 00 J1849+3024 21 53 34 51.6 265.8 3.1 57.1 23 163 22 51 00 22 53 00 =1847+303 21 55 34 51.2 266.2 3.1 57.1 120 170 22 51 04 Schedule for URUMQI (Code Ur ) 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 21 56 04 52.0 269.1 3.1 59.2 23 170 22 53 30 22 55 30 =1846+322 21 58 05 51.6 269.4 3.2 59.2 120 178 22 53 34 22 56 00 J1849+3024 21 58 35 50.7 266.8 3.1 57.2 23 178 22 56 00 22 58 00 =1847+303 22 00 35 50.3 267.1 3.2 57.2 120 186 22 56 04 23 00 00 J1800+3848 22 02 35 45.3 285.7 4.0 63.7 98 186 23 00 00 23 08 00 =1758+388 22 10 37 43.9 286.7 4.2 63.2 480 217 23 00 04 23 08 30 J1848+3219 22 11 07 49.3 271.6 3.4 59.2 11 217 23 08 30 23 10 30 =1846+322 22 13 07 48.9 272.0 3.4 59.1 120 225 23 08 34 23 11 00 J1849+3024 22 13 37 48.0 269.4 3.4 57.3 23 225 23 11 00 23 13 00 =1847+303 22 15 38 47.6 269.8 3.4 57.3 120 232 23 11 04 23 13 30 J1848+3219 22 16 08 48.3 272.5 3.5 59.1 23 232 23 13 30 23 15 30 =1846+322 22 18 08 48.0 272.8 3.5 59.1 120 240 23 13 34 23 16 00 J1849+3024 22 18 38 47.1 270.3 3.5 57.3 23 240 23 16 00 23 18 00 =1847+303 22 20 38 46.7 270.7 3.5 57.3 120 248 23 16 04 23 20 00 J1800+3848 22 22 39 41.8 288.1 4.4 62.3 99 248 23 20 00 23 28 00 =1758+388 22 30 40 40.4 289.1 4.5 61.6 480 279 23 20 04 23 28 30 J1848+3219 22 31 10 45.6 274.9 3.7 58.8 12 279 23 28 30 23 30 30 =1846+322 22 33 10 45.3 275.2 3.7 58.8 120 286 23 28 34 23 31 00 J1849+3024 22 33 41 44.3 272.8 3.7 57.2 24 286 23 31 00 23 33 00 =1847+303 22 35 41 44.0 273.2 3.8 57.2 120 294 23 31 04 23 33 30 J1848+3219 22 36 11 44.7 275.7 3.8 58.7 24 294 23 33 30 23 35 30 =1846+322 22 38 11 44.4 276.0 3.8 58.7 120 302 23 33 34 23 36 00 J1849+3024 22 38 41 43.4 273.6 3.8 57.1 24 302 23 36 00 23 38 00 =1847+303 22 40 42 43.1 274.0 3.8 57.1 120 310 23 36 04 23 40 00 J1800+3848 22 42 42 38.3 290.6 4.7 60.7 100 310 23 40 00 23 48 00 =1758+388 22 50 43 37.0 291.5 4.8 60.0 480 341 23 40 04 23 48 30 J1848+3219 22 51 13 42.0 277.9 4.0 58.3 12 341 23 48 30 23 50 30 =1846+322 22 53 14 41.6 278.2 4.1 58.2 120 348 23 48 34 23 51 00 J1849+3024 22 53 44 40.7 276.0 4.1 56.8 24 348 23 51 00 23 53 00 =1847+303 22 55 44 40.3 276.3 4.1 56.8 120 356 23 51 04 Schedule for URUMQI (Code Ur ) 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 22 56 14 41.1 278.7 4.1 58.1 24 356 23 53 30 23 55 30 =1846+322 22 58 15 40.7 279.0 4.2 58.0 120 364 23 53 34 23 56 00 J1849+3024 22 58 45 39.8 276.8 4.1 56.7 24 364 23 56 00 23 58 00 =1847+303 23 00 45 39.4 277.1 4.2 56.6 120 372 23 56 04 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess213.X512 Matching groups in /aps3/sched10.2/catalogs/freq.dat: urxd dummy dual-pol entry, only RCP available Setup group: 9 Station: URUMQI 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= 8100.00 8100.00 8100.00 8100.00 8100.00 8100.00 8100.00 8100.00 8100.00 8100.00 8100.00 8100.00 8100.00 8100.00 8100.00 8100.00 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 2 1 2 3 4 3 4 5 6 5 6 7 8 7 8 BBC SB= L L U U L L U U L L U U L L U U IF = 1N 2N 1N 2N 1N 2N 1N 2N 1N 2N 1N 2N 1N 2N 1N 2N The following frequency sets based on these setups were used. Frequency Set: 9 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= 291.49 291.49 291.49 291.49 307.49 307.49 307.49 307.49 323.49 323.49 323.49 323.49 339.49 339.49 339.49 339.49 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: 9 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