COVER INFORMATION Station: HART (Code Hh ) Experiment: NME and FTP Fringe Test at S/X band in Session 3/2010 Exp. Code: N10SX2 Schedule Version: 1.00 Processed by SCHED version: 9.30 Release near March 23, 2010 PI: Jun Yang Address: JIVE Postbus 2 7990AA Dwingeloo The Netherlands Phone: +31-521-596507 EMAIL: yang@jive.nl Fax: Phone during observation: Observing mode: 3.6/13 cm, 512-16-8 Notes: Only RCP, 512 Mbps, 2-bit sampling, 8 BBCs (USB & LSB). Check autoftp settings and pointing. On and Mc may need to patch BBCs to IF distributors manually. COVER LETTER: Three ftp scans are scheduled in N10SX2. ~12h09m UT, 2 second, 128 MB data, source J1751+0939 ~13h06m UT, 2 second, 128 MB data, source J1751+0939 ~14h58m UT, 2 second, 128 MB data, source J1751+0939 The source J1751+0939/1749+096 is a compact ICRF source with total flux density: ~1.5 Jy at 2.3 GHz ~2.9 Jy at 8.4 GHz Good Luck! Jun Yang skype account: uaoagn Schedule for HART (Code Hh ) Page 2 NME and FTP Fringe Test at S/X band in Session 3/2010 UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. For disks, the footages are really the GBytes TPStart: Tape motion start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) SYNC ---------------------------------------------------------------------------------------- --- Mon 8 Nov 2010 Day 312 --- ---------- 1st ftp scan ---------- Next scan frequencies: 2234.99 2234.99 2250.99 2250.99 2266.99 2266.99 2282.99 2282.99 8384.99 8384.99 8400.99 8400.99 8416.99 8416.99 8432.99 8432.99 Next BBC frequencies: 214.99 214.99 230.99 230.99 246.99 246.99 262.99 262.99 304.99 304.99 320.99 320.99 336.99 336.99 352.99 352.99 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 12 00 00 J1751+0939 17 01 01 52.4 20.9 -0.9 0.0 0 1 1 0 12 00 00 12 10 00 =1749+096 17 11 02 53.1 17.0 -0.7 0.0 600 F 1 39 12 00 04 12 14 30 J1751+0939 17 15 33 53.4 15.2 -0.6 0.0 242 1 1 39 12 14 30 12 24 30 =1749+096 17 25 35 53.9 11.1 -0.4 0.0 600 F 1 77 12 14 34 12 25 00 J1751+0939 17 26 05 53.9 10.9 -0.4 0.0 7 1 1 77 12 25 00 12 35 00 =1749+096 17 36 06 54.2 6.7 -0.3 0.0 600 F 1 116 12 25 04 12 35 30 J1751+0939 17 36 36 54.3 6.5 -0.3 0.0 7 1 1 116 12 35 30 12 45 30 =1749+096 17 46 38 54.4 2.3 -0.1 0.0 600 F 1 155 12 35 34 12 46 00 J1751+0939 17 47 08 54.4 2.1 -0.1 0.0 7 1 1 155 12 46 00 12 56 00 =1749+096 17 57 10 54.4 357.8 0.1 0.0 600 F 1 194 12 46 04 ---------- 2nd ftp scan ---------- 12 57 00 J1751+0939 17 58 10 54.4 357.4 0.1 0.0 36 1 1 194 12 57 00 13 07 00 =1749+096 18 08 12 54.2 353.2 0.3 0.0 600 F 1 232 12 57 04 13 10 40 J1859-0121 18 11 52 62.8 27.3 -0.8 0.0 161 1 1 232 13 10 40 13 15 00 =1857-014 18 16 13 63.3 25.1 -0.7 0.0 260 F 1 249 13 10 44 13 16 00 J1827-0405 18 17 13 68.0 7.4 -0.2 0.0 17 1 1 249 13 16 00 13 20 00 =1825-041 18 21 14 68.1 4.8 -0.1 0.0 240 F 1 264 13 16 04 13 21 00 J1825-0737 18 22 14 71.7 3.1 -0.1 0.0 26 1 1 264 13 21 00 13 25 00 =1822-076 18 26 14 71.7 360.0 0.0 0.0 240 F 1 280 13 21 04 13 26 00 J1835-1115 18 27 15 75.2 8.4 -0.1 0.0 26 1 1 280 13 26 00 13 30 00 =1832-113 18 31 15 75.3 4.5 -0.1 0.0 240 F 1 295 13 26 04 Schedule for HART (Code Hh ) Page 3 NME and FTP Fringe Test at S/X band in Session 3/2010 UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. For disks, the footages are really the GBytes TPStart: Tape motion start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) SYNC ---------------------------------------------------------------------------------------- --- Mon 8 Nov 2010 Day 312 --- 13 31 00 J1846-0651 18 32 15 70.6 10.9 -0.2 0.0 24 1 1 295 13 31 00 13 35 00 =1843-069 18 36 16 70.8 7.9 -0.2 0.0 240 F 1 311 13 31 04 13 36 00 J1834-0301 18 37 16 67.1 358.4 0.0 0.0 25 1 1 311 13 36 00 13 40 20 =1831-030 18 41 37 67.1 355.6 0.1 0.0 260 F 1 328 13 36 04 13 44 50 J1751+0939 18 46 08 52.1 338.0 0.9 0.0 218 1 1 328 13 44 50 13 54 50 =1749+096 18 56 09 51.2 334.3 1.1 0.0 600 F 1 366 13 44 54 13 55 20 J1751+0939 18 56 39 51.1 334.1 1.1 0.0 7 1 1 366 13 55 20 14 05 20 =1749+096 19 06 41 50.1 330.6 1.2 0.0 600 F 1 405 13 55 24 14 05 50 J1751+0939 19 07 11 50.0 330.4 1.3 0.0 7 1 1 405 14 05 50 14 15 50 =1749+096 19 17 13 48.9 327.0 1.4 0.0 600 F 1 444 14 05 54 14 16 20 J1751+0939 19 17 43 48.8 326.9 1.4 0.0 7 1 1 444 14 16 20 14 26 20 =1749+096 19 27 45 47.5 323.7 1.6 0.0 600 F 1 483 14 16 24 14 26 50 J1751+0939 19 28 15 47.5 323.6 1.6 0.0 7 1 1 483 14 26 50 14 36 50 =1749+096 19 38 16 46.1 320.6 1.8 0.0 600 F 1 521 14 26 54 14 37 20 J1751+0939 19 38 46 46.0 320.4 1.8 0.0 7 1 1 521 14 37 20 14 47 20 =1749+096 19 48 48 44.5 317.6 1.9 0.0 600 F 1 560 14 37 24 ---------- Last ftp scan ---------- 14 48 20 J1751+0939 19 49 48 44.4 317.3 2.0 0.0 36 1 1 560 14 48 20 14 58 20 =1749+096 19 59 50 42.8 314.7 2.1 0.0 600 F 1 599 14 48 24 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. Setup file: n10sx2.set Matching groups in ./n10sx2_freq.dat: hhsx Values confirmed by E-mail Jonathan Quick 291100 (CR) Setup group: 4 Station: HART Total bit rate: 512 Format: MKIV1:2 Bits per sample: 2 Sample rate: 16.000 Number of channels: 16 Speedup factor: 1.00 Disk used to record data. 1st LO= 2020.00 2020.00 2020.00 2020.00 2020.00 2020.00 2020.00 2020.00 8080.00 8080.00 8080.00 8080.00 8080.00 8080.00 8080.00 8080.00 Net SB= L U L U L U L U L U L U L U L U Pol. = RCP RCP RCP RCP RCP RCP RCP RCP RCP RCP RCP RCP RCP RCP RCP RCP BBC = 2 2 4 4 6 6 8 8 1 1 3 3 5 5 7 7 BBC SB= L U L U L U L U L U L U L U L U IF = 2N 2N 2N 2N 2N 2N 2N 2N 1N 1N 1N 1N 1N 1N 1N 1N The following frequency sets based on this setup were used. Frequency Set: 4 Setup file default. LO sum= 2234.99 2234.99 2250.99 2250.99 2266.99 2266.99 2282.99 2282.99 8384.99 8384.99 8400.99 8400.99 8416.99 8416.99 8432.99 8432.99 BBC fr= 214.99 214.99 230.99 230.99 246.99 246.99 262.99 262.99 304.99 304.99 320.99 320.99 336.99 336.99 352.99 352.99 Bandwd= 8.000 8.000 8.000 8.000 8.000 8.000 8.000 8.000 8.000 8.000 8.000 8.000 8.000 8.000 8.000 8.000 Track assignments are: track1= 2, 10, 18, 26, 3, 11, 19, 27, 66, 74, 82, 90, 67, 75, 83, 91 barrel=roll_off SOURCE LIST -- NME and FTP Fringe Test at S/X band in Session 3/2010 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) * J1751+0939 17 49 10.387929 * 17 51 32.818572 17 52 03.564760 0.00 1749+096 09 39 42.82590 * 09 39 00.72845 09 38 59.59127 0.01 J1751+09 /aps3/sched9.3/catalogs/sources.vlba GSFC Nov. 2009 Solution 2009a 114880 Observations 2.167 scan hours, 21.667 baseline hours above horizon. * J1825-0737 18 22 54.910260 * 18 25 37.609552 18 26 13.015420 1.05 1822-076 -07 39 15.96681 *-07 37 30.01289 -07 37 01.89401 1.51 /aps3/sched9.3/catalogs/sources.vlba Petrov Dec. 2009 Solution 2009c_astro 45 Observations 0.067 scan hours, 0.667 baseline hours above horizon. * J1827-0405 18 25 06.481702 * 18 27 45.040500 18 28 19.536705 3.30 1825-041 -04 07 39.91451 *-04 05 44.57823 -04 05 13.48375 3.07 /aps3/sched9.3/catalogs/sources.vlba Petrov Dec. 2009 Solution 2009c_astro 22 Observations 0.067 scan hours, 0.667 baseline hours above horizon. * J1834-0301 18 31 36.772619 * 18 34 14.074561 18 34 48.318202 1.09 1831-030 -03 03 43.12381 *-03 01 19.62762 -03 00 41.99831 1.27 /aps3/sched9.3/catalogs/sources.vlba Petrov Dec. 2009 Solution 2009c_astro 30 Observations 0.072 scan hours, 0.722 baseline hours above horizon. * J1835-1115 18 32 32.599314 * 18 35 19.575857 18 35 55.967009 2.67 1832-113 -11 18 27.17609 *-11 15 59.30885 -11 15 22.87925 5.96 /aps3/sched9.3/catalogs/sources.vlba Petrov Dec. 2009 Solution 2009c_astro 18 Observations 0.067 scan hours, 0.667 baseline hours above horizon. * J1846-0651 18 43 24.598708 * 18 46 06.300268 18 46 41.571797 4.13 1843-069 -06 54 42.24049 *-06 51 27.74598 -06 50 39.81263 3.13 /aps3/sched9.3/catalogs/sources.vlba Petrov Dec. 2009 Solution 2009c_astro 13 Observations 0.067 scan hours, 0.667 baseline hours above horizon. * J1859-0121 18 57 05.007188 * 18 59 40.373616 19 00 14.298588 17.80 1857-014 -01 26 00.90070 *-01 21 48.35698 -01 20 46.00379 11.85 /aps3/sched9.3/catalogs/sources.vlba Petrov Dec. 2009 Solution 2009c_astro 23 Observations 0.072 scan hours, 0.722 baseline hours above horizon. 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) J1751+0939 51.2 J1825-0737 52.4 J1827-0405 53.9 J1834-0301 55.8 J1835-1115 53.9 J1846-0651 57.5 J1859-0121 62.4 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