COVER INFORMATION Station: YS_DBBC (Code Yd ) Experiment: Network Monitoring Experiment Exp. Code: N13K1 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: 1.3 cm NME for session 3/2012 1024 Mbps, 2-bit sampling, 16 MHz filters, USB and LSB Send the disk pack by express to JIVE COVER LETTER: The KVN stations are expected to be in N13K1. There are five ftp fringe-test scans (1) 11:14:00 UT (scan 4, 4 sec, 0234+285) (2) 11:28:00 UT (scan 7, 4 sec, 0355+508) (3) 11:59:00 UT (scan 13, 4 sec, 3C84) (4) 12:29:00 UT (scan 19, 4 sec, OriKL1) (5) 12:59:00 UT (scan 25, 4 sec, 3C84) 0234+285: ~4.03 Jy at 15 GHz on 2012-01-2 (MOJAVE). 0355+508: ~9.4 Jy at 15 GHz on 2012-01-15 (MOJAVE). 3C84: ~28 Jy at 15 GHz on 2012-11-28 (MOJAVE). OriKL1: Water masers in Orion with a peak flux density >~100 Jy. See you in Skype group chat! Jun YANG Skype account: uaoagn Schedule for YS_DBBC (Code Yd ) 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 ---------------------------------------------------------------------------------------- --- Wed 27 Feb 2013 Day 58 --- Next scan frequencies: 22187.49 22187.49 22187.49 22187.49 22219.49 22219.49 22219.49 22219.49 22251.49 22251.49 22251.49 22251.49 22283.49 22283.49 22283.49 22283.49 Next BBC frequencies: 637.49 637.49 637.49 637.49 669.49 669.49 669.49 669.49 701.49 701.49 701.49 701.49 733.49 733.49 733.49 733.49 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 11 00 00 0234+285 21 17 25 25.2 72.6 -5.4 -55.9 0 0 11 00 00 11 03 00 --- 21 20 25 25.7 73.0 -5.3 -56.1 180 23 11 00 01 11 03 30 0234+285 21 20 56 25.8 73.0 -5.3 -56.1 15 23 11 03 30 11 06 30 --- 21 23 56 26.4 73.4 -5.2 -56.3 180 46 11 03 31 11 07 00 0234+285 21 24 26 26.5 73.5 -5.2 -56.3 15 46 11 07 00 11 10 00 --- 21 27 27 27.0 73.9 -5.2 -56.5 180 70 11 07 01 11 11 00 0234+285 21 28 27 27.2 74.1 -5.2 -56.6 45 70 11 11 00 11 15 00 --- 21 32 27 27.9 74.6 -5.1 -56.8 240 101 11 11 01 11 19 00 0355+508 21 36 28 27.1 44.6 -6.4 -58.1 195 101 11 19 00 11 22 00 --- 21 39 29 27.5 44.9 -6.4 -58.5 180 124 11 19 01 11 22 30 0355+508 21 39 59 27.5 45.0 -6.3 -58.6 15 124 11 22 30 11 25 30 --- 21 42 59 27.9 45.3 -6.3 -59.1 180 147 11 22 31 11 26 00 0355+508 21 43 29 28.0 45.3 -6.3 -59.2 15 147 11 26 00 11 29 00 --- 21 46 30 28.4 45.6 -6.2 -59.6 180 170 11 26 01 11 33 00 3C84 21 50 30 30.3 59.3 -5.5 -60.8 212 170 11 33 00 11 37 00 --- 21 54 31 31.0 59.7 -5.4 -61.3 240 201 11 33 01 11 37 30 3C84 21 55 01 31.1 59.7 -5.4 -61.3 15 201 11 37 30 11 41 30 --- 21 59 02 31.7 60.2 -5.4 -61.8 240 232 11 37 31 11 42 00 3C84 21 59 32 31.8 60.2 -5.4 -61.8 15 232 11 42 00 11 46 00 --- 22 03 33 32.5 60.6 -5.3 -62.3 240 263 11 42 01 11 46 30 3C84 22 04 03 32.5 60.7 -5.3 -62.3 15 263 11 46 30 11 50 30 --- 22 08 03 33.2 61.1 -5.2 -62.8 240 294 11 46 31 11 51 00 3C84 22 08 33 33.3 61.1 -5.2 -62.8 15 294 11 51 00 11 55 00 --- 22 12 34 34.0 61.5 -5.1 -63.3 240 325 11 51 01 11 56 00 3C84 22 13 34 34.1 61.6 -5.1 -63.4 45 325 11 56 00 12 00 00 --- 22 17 35 34.8 62.1 -5.1 -63.8 240 356 11 56 01 Schedule for YS_DBBC (Code Yd ) 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 ---------------------------------------------------------------------------------------- --- Wed 27 Feb 2013 Day 58 --- 12 04 00 0234+285 22 21 35 37.1 81.4 -4.3 -59.1 206 356 12 04 00 12 08 00 --- 22 25 36 37.8 81.9 -4.2 -59.2 240 387 12 04 01 12 08 30 0234+285 22 26 06 37.9 82.0 -4.2 -59.3 15 387 12 08 30 12 11 30 --- 22 29 07 38.5 82.4 -4.2 -59.4 180 410 12 08 31 12 12 00 0234+285 22 29 37 38.6 82.5 -4.2 -59.4 15 410 12 12 00 12 15 00 --- 22 32 37 39.1 82.9 -4.1 -59.5 180 434 12 12 01 12 34 00 0234+285 22 51 40 42.7 85.7 -3.8 -59.9 1125 434 12 34 00 12 37 00 --- 22 54 41 43.3 86.2 -3.7 -60.0 180 457 12 34 01 12 38 00 0234+285 22 55 41 43.5 86.3 -3.7 -60.0 45 457 12 38 00 12 41 00 --- 22 58 42 44.1 86.8 -3.7 -60.1 180 480 12 38 01 12 42 00 0234+285 22 59 42 44.3 86.9 -3.6 -60.1 45 480 12 42 00 12 45 00 --- 23 02 42 44.8 87.4 -3.6 -60.1 180 503 12 42 01 12 48 00 3C84 23 05 43 43.1 66.7 -4.2 -68.9 144 503 12 48 00 12 51 00 --- 23 08 43 43.6 67.0 -4.2 -69.2 180 526 12 48 01 12 51 30 3C84 23 09 13 43.7 67.0 -4.2 -69.3 15 526 12 51 30 12 54 30 --- 23 12 14 44.2 67.3 -4.1 -69.6 180 550 12 51 31 12 55 00 3C84 23 12 44 44.3 67.3 -4.1 -69.6 15 550 12 55 00 13 00 00 --- 23 17 45 45.2 67.8 -4.0 -70.1 300 588 12 55 01 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess113.KG --- 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: 16 Station: YS_DBBC Total bit rate: 1024 Format: MARK5B Bits per sample: 2 Sample rate: 32.000 Number of channels: 16 DBE type: Speedup factor: 1.00 Disk used to record data. 1st LO= 21550.00 21550.00 21550.00 21550.00 21550.00 21550.00 21550.00 21550.00 21550.00 21550.00 21550.00 21550.00 21550.00 21550.00 21550.00 21550.00 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: 20 Setup file default. LO sum= 22187.49 22187.49 22187.49 22187.49 22219.49 22219.49 22219.49 22219.49 22251.49 22251.49 22251.49 22251.49 22283.49 22283.49 22283.49 22283.49 BBC fr= 637.49 637.49 637.49 637.49 669.49 669.49 669.49 669.49 701.49 701.49 701.49 701.49 733.49 733.49 733.49 733.49 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: 20 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) * ORIKL1 05 32 46.550813 * 05 35 14.030000 05 35 54.078984 0.00 -05 24 24.86387 *-05 22 31.40000 -05 22 17.32398 0.00 From catalog imbedded in main SCHED input file. 0.150 scan and 4.200 baseline hours in setup: sess113.KG Frequency sets (dups not shown): 9 11 12 13 14 21 J0237+2848 02 34 55.589591 * 02 37 52.405678 02 38 39.540355 0.11 * 0234+285 28 35 11.40773 * 28 48 08.98998 28 51 34.91227 0.10 J0237+28 /aps3/sched10.2/catalogs/sources.vlba rfc_2012b Petrov, 2012, unpublished 56811 observations 0.533 scan and 112.000 baseline hours in setup: sess113.KG Frequency sets (dups not shown): 1 2 3 4 5 6 7 8 9 11 12 13 14 17 18 19 20 21 J0319+4130 03 16 29.567260 * 03 19 48.160090 03 20 41.427072 1.30 0316+413 41 19 51.91699 * 41 30 42.10412 41 33 37.53042 2.72 * 3C84 /aps3/sched10.2/catalogs/sources.vlba J0319+41 GSFC 2011A astro solution 9957 Observations 0.583 scan and 117.300 baseline hours in setup: sess113.KG Frequency sets (dups not shown): 1 2 3 4 5 6 7 8 9 11 12 13 14 17 18 19 20 21 J0359+5057 03 55 45.261370 * 03 59 29.747271 04 00 30.284895 0.16 * 0355+508 50 49 20.28582 * 50 57 50.16177 51 00 10.32546 0.10 J0359+50 /aps3/sched10.2/catalogs/sources.vlba NRAO150 rfc_2012b Petrov, 2012, unpublished 18568 observations 0.150 scan and 25.650 baseline hours in setup: sess113.KG Frequency sets (dups not shown): 1 2 3 4 5 6 7 8 9 11 12 14 17 18 19 20 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) ORIKL1 102.3 0234+285 67.8 3C84 80.5 0355+508 89.8 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