COVER INFORMATION Station: SHANGHAI (Code Sh ) 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 SHANGHAI (Code Sh ) 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: 708.51 708.51 708.51 708.51 692.51 692.51 692.51 692.51 676.51 676.51 676.51 676.51 660.51 660.51 660.51 660.51 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 23 18 31 26.5 -58.9 5.3 70.2 0 0 22 00 00 22 08 00 =1758+388 23 26 32 25.0 -58.3 5.4 69.2 480 31 22 00 01 22 08 30 J1848+3219 23 27 02 32.0 -68.9 4.6 71.0 14 31 22 08 30 22 10 30 =1846+322 23 29 03 31.6 -68.7 4.7 70.8 120 39 22 08 31 22 11 00 J1849+3024 23 29 33 31.0 -70.9 4.7 69.8 24 39 22 11 00 22 13 00 =1847+303 23 31 33 30.6 -70.7 4.7 69.6 120 46 22 11 01 22 13 30 J1848+3219 23 32 03 31.0 -68.5 4.7 70.5 24 46 22 13 30 22 15 30 =1846+322 23 34 03 30.6 -68.3 4.8 70.4 120 54 22 13 31 22 16 00 J1849+3024 23 34 33 30.0 -70.5 4.7 69.3 24 54 22 16 00 22 18 00 =1847+303 23 36 34 29.6 -70.3 4.8 69.2 120 62 22 16 01 22 20 00 J1800+3848 23 38 34 22.9 -57.3 5.6 67.7 103 62 22 20 00 22 28 00 =1758+388 23 46 35 21.4 -56.7 5.8 66.6 480 93 22 20 01 22 28 30 J1848+3219 23 47 05 28.0 -67.2 5.0 69.1 15 93 22 28 30 22 30 30 =1846+322 23 49 06 27.6 -67.1 5.0 69.0 120 101 22 28 31 22 31 00 J1849+3024 23 49 36 27.0 -69.1 5.0 68.1 24 101 22 31 00 22 33 00 =1847+303 23 51 36 26.6 -68.9 5.0 67.9 120 108 22 31 01 22 33 30 J1848+3219 23 52 06 27.0 -66.8 5.1 68.7 24 108 22 33 30 22 35 30 =1846+322 23 54 07 26.6 -66.6 5.1 68.5 120 116 22 33 31 22 36 00 J1849+3024 23 54 37 26.0 -68.7 5.1 67.7 24 116 22 36 00 22 38 00 =1847+303 23 56 37 25.6 -68.5 5.1 67.5 120 124 22 36 01 22 40 00 J1800+3848 23 58 37 19.3 -55.6 6.0 65.1 103 124 22 40 00 22 48 00 =1758+388 00 06 39 17.9 -54.9 6.1 64.1 480 155 22 40 01 22 48 30 J1848+3219 00 07 09 24.0 -65.5 5.3 67.2 15 155 22 48 30 22 50 30 =1846+322 00 09 09 23.6 -65.3 5.3 67.0 120 163 22 48 31 22 51 00 J1849+3024 00 09 39 23.0 -67.3 5.3 66.3 24 163 22 51 00 22 53 00 =1847+303 00 11 39 22.6 -67.1 5.4 66.1 120 170 22 51 01 Schedule for SHANGHAI (Code Sh ) 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 00 12 10 23.1 -65.0 5.4 66.7 24 170 22 53 30 22 55 30 =1846+322 00 14 10 22.7 -64.9 5.4 66.5 120 178 22 53 31 22 56 00 J1849+3024 00 14 40 22.0 -66.8 5.4 65.9 24 178 22 56 00 22 58 00 =1847+303 00 16 40 21.6 -66.6 5.4 65.7 120 186 22 56 01 23 00 00 J1800+3848 00 18 41 15.8 -53.8 6.3 62.5 103 186 23 00 00 23 08 00 =1758+388 00 26 42 14.4 -53.1 6.4 61.5 480 217 23 00 01 23 08 30 J1848+3219 00 27 12 20.2 -63.6 5.6 65.2 15 217 23 08 30 23 10 30 =1846+322 00 29 12 19.8 -63.5 5.7 65.0 120 225 23 08 31 23 11 00 J1849+3024 00 29 42 19.1 -65.3 5.7 64.5 24 225 23 11 00 23 13 00 =1847+303 00 31 43 18.7 -65.1 5.7 64.3 120 232 23 11 01 23 13 30 J1848+3219 00 32 13 19.2 -63.2 5.7 64.7 24 232 23 13 30 23 15 30 =1846+322 00 34 13 18.8 -63.0 5.8 64.5 120 240 23 13 31 23 16 00 J1849+3024 00 34 43 18.1 -64.8 5.7 64.0 24 240 23 16 00 23 18 00 =1847+303 00 36 44 17.7 -64.6 5.8 63.8 120 248 23 16 01 23 20 00 J1800+3848 00 38 44 12.4 -51.9 6.6 59.8 103 248 23 20 00 23 28 00 =1758+388 00 46 45 11.0 -51.1 6.8 58.8 480 279 23 20 01 23 28 30 J1848+3219 00 47 15 16.3 -61.7 6.0 63.2 15 279 23 28 30 23 30 30 =1846+322 00 49 16 16.0 -61.5 6.0 63.0 120 286 23 28 31 23 31 00 J1849+3024 00 49 46 15.2 -63.3 6.0 62.5 24 286 23 31 00 23 33 00 =1847+303 00 51 46 14.8 -63.1 6.0 62.3 120 294 23 31 01 23 33 30 J1848+3219 00 52 16 15.4 -61.2 6.1 62.6 24 294 23 33 30 23 35 30 =1846+322 00 54 16 15.0 -61.0 6.1 62.4 120 302 23 33 31 23 36 00 J1849+3024 00 54 47 14.2 -62.8 6.1 62.0 24 302 23 36 00 23 38 00 =1847+303 00 56 47 13.8 -62.6 6.1 61.8 120 310 23 36 01 23 40 00 J1800+3848 00 58 47 9.0 -49.8 7.0 57.1 103 310 23 40 00 23 48 00 =1758+388 01 06 49 7.7 -48.9 7.1 56.0 480 341 23 40 01 23 48 30 J1848+3219 01 07 19 12.6 -59.7 6.3 61.0 15 341 23 48 30 23 50 30 =1846+322 01 09 19 12.2 -59.4 6.3 60.8 120 348 23 48 31 23 51 00 J1849+3024 01 09 49 11.4 -61.2 6.3 60.5 24 348 23 51 00 23 53 00 =1847+303 01 11 49 11.0 -61.0 6.4 60.3 120 356 23 51 01 Schedule for SHANGHAI (Code Sh ) 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 01 12 19 11.7 -59.1 6.4 60.4 24 356 23 53 30 23 55 30 =1846+322 01 14 20 11.3 -58.9 6.4 60.2 120 364 23 53 31 23 56 00 J1849+3024 01 14 50 10.4 -60.7 6.4 59.9 24 364 23 56 00 23 58 00 =1847+303 01 16 50 10.1 -60.4 6.4 59.7 120 372 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 Matching groups in /aps3/sched10.2/catalogs/freq.dat: shxd From An Tao 18May2006. Dummy dual pol - only RCP available Setup group: 10 Station: SHANGHAI 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= 9100.00 9100.00 9100.00 9100.00 9100.00 9100.00 9100.00 9100.00 9100.00 9100.00 9100.00 9100.00 9100.00 9100.00 9100.00 9100.00 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= U U L L U U L L U U L L U U L L IF = A C A C A C A C A C A C A C A C The following frequency sets based on these setups were used. Frequency Set: 10 Setup file default. Used pcal sets: 1 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= 708.51 708.51 708.51 708.51 692.51 692.51 692.51 692.51 676.51 676.51 676.51 676.51 660.51 660.51 660.51 660.51 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: 10 The following pulse cal sets were used with this setup: Pulse cal detection set: 1 PCAL = 1MHZ PCALXB1= S1 S3 S5 S7 S9 S11 S13 S15 PCALXB2= S2 S4 S6 S8 S10 S12 S14 S16 PCALFR1= 490 510 490 510 490 510 490 510 PCALFR2= 490 510 490 510 490 510 490 510 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