Session Notes for R1 (Rapid Turnaround Monday) session: r1257 Prepared by C. Thomas, NVI, Inc./GSFC Refer to http://ivscc.gsfc.nasa.gov/program/descrip2007.html#r1 for the session purpose. =========================================================== Parameter values for experiment R1257 Experiment description: IVS-R1 Scheduler: NASA Correlator: Please see the master schedule Nominal start: 2007-002-17:00:00 Nominal end: 2007-003-17:00:00 Current yyyyddd: 2007002 (2007.01) ( 14103 MJD, TUES 2JAN.) Greenwich sidereal time: 23:47:48.00 (17: 0: 0 UT) Sun's RA and DEC: 18h 51.8m -22d 54.2 =========================================================== Important Station Information This session has mixed bandwidths since Fortaleza is included. Fortaleza is using 4 MHz. Ny Alesund and Westford were tagged along to this session. =========================================================== There are no observations for Kokee and Wettzell from 18:15 U.T. to 19:45 U.T. Kokee and Wettzell will participate in the intensive session during this period. =========================================================== First observations Source Start DURATIONS name yyddd-hhmmss Ft Hh Kk Ny Wf Wz 1739+522 07002-170000| 71 71 51 64 40| CTA26 07002-170154| 40 40| =========================================================== Last observations Source Start DURATIONS name yyddd-hhmmss Ft Hh Kk Ny Wf Wz 2136+141 07003-165459| 110 110 110 110 69| 1418+546 07003-165659| 82 82| 0642+449 07003-165911| 40 40 40| =========================================================== SKED Summary from file ./r1257.skd for experiment R1257 (all scans with at least one subnet station) Average number of obs. per baseline per source (normalized by up-time) = 9.3 Min = .0 Max = 69.7 (Baseline Ft-Ny on CTA26 ) RMS = 11.9 Total time: 1440 minutes ( 24.0 hours). Key: Ft=FORTLEZA Hh=HARTRAO Kk=KOKEE Ny=NYALES20 Wf=WESTFORD Wz=WETTZELL Ft Hh Kk Ny Wf Wz Avg % obs. time: 39 31 30 24 21 47 32 % cal. time: 4 3 3 2 3 5 3 % slew time: 39 48 9 12 10 16 23 % idle time: 17 17 56 61 65 31 42 total # scans: 313 277 240 213 221 406 278 # scans/hour : 13 12 10 9 9 17 12 Avg scan (sec): 107 96 110 96 84 100 98 Total GBytes: 1313 1053 1035 813 745 1603 1094 Total GB(M5): 1167 936 920 723 663 1425 972 # of tapes : .1 .1 .1 .1 .1 .1 tape change times (hhmm): Total number of tapes: .4 Total GBytes (M5) recorded: 5833.0 # OF OBSERVATIONS BY BASELINE | Ft Hh Kk Ny Wf Wz StnTotal ---------------------------------------- Ft| 178 102 82 160 169 691 Hh| 0 70 64 195 507 Kk| 128 136 178 544 Ny| 117 208 605 Wf| 166 643 Wz| 916 Number of 2-station scans: 192 Number of 3-station scans: 197 Number of 4-station scans: 110 Number of 5-station scans: 51 Number of 6-station scans: 0 Total # of scans, observations: 550 1953 =========================================================== Recording mode Name Code GEOSX SX Recording mode setup for: FORTLEZA Mode Tot.Rate Tot.BandW #chan #bits Barrel Mk341:2 256.000 Mbits 64.000 MHz 14 1 NONE Chan.BW #Subpasses Tracks(*fan) Tot.tracks Speed 4.00 MHz 1 16(*2) 32 .01 X-band spanned bw= 720.0 MHz rms spanned bw= 280.4 MHz S-band spanned bw= 140.0 MHz rms spanned bw= 50.9 MHz Effective number of channels recorded per sub-pass X S Total 10.000 6.000 16.000 Recording mode setup for: HARTRAO KOKEE NYALES20 WESTFORD WETTZELL Mode Tot.Rate Tot.BandW #chan #bits Barrel Mk341:2 256.000 Mbits 128.000 MHz 14 1 16 Chan.BW #Subpasses Tracks(*fan) Tot.tracks Speed 8.00 MHz 1 16(*2) 32 .01 X-band spanned bw= 720.0 MHz rms spanned bw= 280.4 MHz S-band spanned bw= 140.0 MHz rms spanned bw= 50.9 MHz Effective number of channels recorded per sub-pass X S Total 10.000 6.000 16.000 =========================================================== Monitoring Sources Source Min Max Actual Num #Scans 1038+52A 1.00 1.50 1.64 32 11 1039+811 1.00 1.50 2.41 47 10 1145-071 1.00 1.50 .36 7 7 VR422201 1.00 1.50 2.10 41 9 1655+077 1.00 1.50 1.89 37 12 1011+250 1.00 1.50 1.74 34 9 0317+188 1.00 1.50 .87 17 9 1514+197 1.00 1.50 .36 7 7 0919-260 1.00 1.50 .56 11 7 1624+416 1.00 1.50 1.08 21 9 Total 13.01 254 90 =========================================================== Minor Options Option Norm Wt Aux_Parm Astro Abs 3.00 BegScan Rel 1.00 EndScan Rel 1.00 NumObs Rel 1.00 StatIdle Abs 3.00 StatWt Abs 1.00 FFFFF F =========================================================== Major Options SkyCov Yes Min_Between 20 Best% 60.0 Last_Hrs 1.00 Add_ps 30.00 Obs_Wts SNRwt =========================================================== Tape types ID Station Tape length Density Passes Ft FORTLEZA Mark5A Hh HARTRAO Mark5A Kk KOKEE Mark5A Ny NYALES20 Mark5A Wf WESTFORD Mark5A Wz WETTZELL Mark5A =========================================================== SNR Targets Minimum SNR by baseline for multi-baseline scans X-band (margin 5) S-band (margin 3) Ft Hh Kk Ny Wf Ft Hh Kk Ny Wf Hh 20 Hh 15 Kk 20 20 Kk 15 15 Ny 20 20 20 Ny 15 15 15 Wf 20 20 20 20 Wf 15 15 15 15 Wz 20 20 20 20 20 Wz 15 15 15 15 15