Session Notes for R1 (Rapid Turnaround Monday) session: r1180 Prepared by C. Thomas, NVI, Inc./GSFC Refer to http://ivscc.gsfc.nasa.gov/program/descrip2005.html#r1 for the session purpose. =========================================================== Parameter values for experiment R1180 Experiment description: IVS-R1 Scheduler: NASA Correlator: Please see master schedule Nominal start: 2005-171-17:00:00 Nominal end: 2005-172-17:00:00 Current yyyyddd: 2005171 (2005.47) ( 13542 MJD, MON. 20JUN.) Greenwich sidereal time: 10:56: .00 (17: 0: 0 UT) Sun's RA and DEC: 5h 57.6m 23d 26.2 =========================================================== There are no observations for Wettzell from 18:15 U.T. to 19:45 U.T. Wettzell will participate in the intensive session during this period. =========================================================== First observations Source Start DURATIONS name yyddd-hhmmss Gc Ho Tc Ts Wf Wz 0552+398 05171-170000| 60 40 60| 2209+236 05171-170000| 65 65 40 | =========================================================== Last observations Source Start DURATIONS name yyddd-hhmmss Gc Ho Tc Ts Wf Wz 0808+019 05172-164338| 197 197| 0235+164 05172-164355| 200 200 | 1954-388 05172-164527| 40 40 | 0003-066 05172-164847| 40 40 | =========================================================== SKED Summary from file ./r1180.skd for experiment R1180 (all scans with at least one subnet station) Average number of obs. per baseline per source (normalized by up-time) = 9.9 Min = .0 Max = 120.0 (Baseline Tc-Ts on 0537-441) RMS = 13.8 Total time: 1430 minutes ( 23.8 hours). Key: Gc=GILCREEK Ho=HOBART26 Tc=TIGO Ts=TSUKUB32 Wf=WESTFORD Wz=WETTZELL Gc Ho Tc Ts Wf Wz Avg % obs. time: 39 25 41 34 48 38 37 % cal. time: 6 4 3 7 5 5 5 % slew time: 30 51 10 26 23 15 26 % idle time: 24 20 45 33 23 41 31 total # scans: 505 313 278 568 453 431 424 # scans/hour : 21.2 13.1 11.7 23.8 19.0 18.1 17.8 Avg scan (sec): 67 67 125 51 92 75 78 Total GBytes: 1400 870 1354 1247 1656 1317 1307 Total GB(M5): 1244 773 1204 1108 1472 1171 1162 # of tapes : 2.6 1.4 2.2 2.0 2.6 2.1 tape change times (hhmm): 0215 0958 0412 0513 0204 0538 1123 0000 1527 0000 1105 1611 Total number of tapes: 12.9 Total GBytes (M5) recorded: 6971.7 # OF OBSERVATIONS BY BASELINE | Gc Ho Tc Ts Wf Wz StnTotal -------------------------------------- Gc|505 49 59 309 240 207 864 Ho| 313 77 231 12 16 385 Tc| 278 19 179 79 413 Ts| 568 90 178 827 Wf| 453 247 768 Wz| 431 727 Number of 2-station scans: 720 Number of 3-station scans: 260 Number of 4-station scans: 82 Number of 5-station scans: 0 Number of 6-station scans: 0 Total # of scans, observations: 1062 1992 =========================================================== Recording mode Name Code GEOSX4F 4F Recording mode setup for: GILCREEK Mode Tot.Rate Tot.BandW #chan #bits Barrel VLBA1:2 256.000 Mbits 128.000 MHz 14 1 8:1 Chan.BW #Subpasses Tracks(*fan) Tot.tracks Speed 8.00 MHz 1 16(*2) 32 160.00 X-band spanned bw= 720.0 MHz rms spanned bw= 280.4 MHz S-band spanned bw= 120.0 MHz rms spanned bw= 48.8 MHz Effective number of channels recorded per sub-pass X S Total 10.000 6.000 16.000 Recording mode setup for: HOBART26 TSUKUB32 Mode Tot.Rate Tot.BandW #chan #bits Barrel Mk341:2 256.000 Mbits 128.000 MHz 14 1 NONE Chan.BW #Subpasses Tracks(*fan) Tot.tracks Speed 8.00 MHz 1 16(*2) 32 160.00 X-band spanned bw= 720.0 MHz rms spanned bw= 280.4 MHz S-band spanned bw= 120.0 MHz rms spanned bw= 48.8 MHz Effective number of channels recorded per sub-pass X S Total 10.000 6.000 16.000 Recording mode setup for: TIGOCONC 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) 32 160.00 X-band spanned bw= 720.0 MHz rms spanned bw= 280.4 MHz S-band spanned bw= 120.0 MHz rms spanned bw= 48.8 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 0237-233 1.00 1.50 .80 16 16 1926+087 1.00 1.50 .05 1 1 1616+063 1.00 1.50 1.20 24 14 1432+200 1.00 1.50 .00 0 0 0111+021 1.00 1.50 .60 12 10 Total 2.66 53 41 =========================================================== Minor Options Option Norm Wt Aux_Parm Astro Abs 3.00 BegScan Rel 1.00 EndScan Rel 1.00 StatIdle Abs 3.00 StatWt Abs 1.00 FFTFF 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 Gc GILCREEK 17400feet (Thin ) 56700 (HIGH ) 12 Ho HOBART26 17400feet (Thin ) 56250 (HIGH ) 14 Tc TIGOCONC 17400feet (Thin ) 56250 (HIGH ) 14 Ts TSUKUB32 17400feet (Thin ) 56250 (HIGH ) 14 Wf WESTFORD 17400feet (Thin ) 56250 (HIGH ) 14 Wz WETTZELL 17400feet (Thin ) 56250 (HIGH ) 14 =========================================================== SNR Targets Minimum SNR by baseline for multi-baseline scans X-band (margin 5) S-band (margin 3) Gc Ho Tc Ts Wf Gc Ho Tc Ts Wf Ho 20 Ho 15 Tc 15 15 Tc 12 12 Ts 20 20 15 Ts 15 15 12 Wf 20 20 15 20 Wf 15 15 12 15 Wz 20 20 15 20 20 Wz 15 15 12 15 15