Session Notes for R1 (Rapid Turnaround Monday) session: r1100 Prepared by C. Thomas, NVI, Inc./GSFC Refer to http://ivscc.gsfc.nasa.gov/program/descrip2003.html#r1 for the session purpose. =========================================================== Parameter values for experiment R1100 Experiment description: IVS-R1 Scheduler: NASA Correlator: WACO Nominal start: 2003-343-17:00:00 Nominal end: 2003-344-17:00:00 Current yyyyddd: 2003343 (2003.94) ( 12983 MJD, TUES 9DEC.) Greenwich sidereal time: 22:12: 6.00 (17: 0: 0 UT) Sun's RA and DEC: 17h 4.4m -22d 49.4 =========================================================== There are no observations for Wettzell from 18:00 U.T. to 20:00 U.T. Wettzell will participate in the intensive session during this two hour period. =========================================================== The following sources were included for research purposes: 1434+235 (45 observations), 0002+200 (38 observations), 0515+208 (49 observations), 1056+212 (75 observations), 1318+225 (50 observations). =========================================================== First observations Source Start DURATIONS name yyddd-hhmmss Gc Hh Ma Tc Ts Wf Wz 3C446 03343-170000| 43 106 106 | 1300+580 03343-170000| 55 55 40 42| =========================================================== Last observations Source Start DURATIONS name yyddd-hhmmss Gc Hh Ma Tc Ts Wf Wz 3C446 03344-163854| 43 78 78 70| 1318+225 03344-163944| 101 42 101 | 2318+049 03344-164118| 133 133 123| 1056+212 03344-164251| 121 51 121 | 0119+115 03344-164516| 40 40 40| 0528+134 03344-164711| 46 46 40 | 0235+164 03344-164900| 40 40 40 40| =========================================================== SKED Summary from file ./r1100.skd for experiment R1100 (all scans with at least one subnet station) Average number of obs. per baseline per source (normalized by up-time) = 8.0 Min = .0 Max = 75.8 (Baseline Gc-Wz on 0106+013) RMS = 8.6 Total time: 1429 minutes ( 23.8 hours). Key: Gc=GILCREEK Hh=HARTRAO Ma=MATERA Tc=TIGO Ts=TSUKUB32 Wf=WESTFORD Wz=WETTZELL Gc Hh Ma Tc Ts Wf Wz Avg % obs. time: 32 19 36 22 25 38 30 29 % cal. time: 5 2 4 1 4 4 4 3 % slew time: 29 40 34 4 20 18 13 23 % idle time: 32 37 25 71 49 38 51 43 total # scans: 450 184 369 135 424 377 363 328 # scans/hour : 18 7 15 5 17 15 15 13.7 Avg scan (sec): 62 89 84 140 50 87 73 83 Total GBytes: 1037 586 1110 648 826 1175 965 906 # of 8-packs: 1.1 .6 1.2 .7 .9 1.2 1.0 # of tapes : 1.9 1.1 2.0 1.2 1.5 2.1 1.8 tape change times (hhmm): 0558 1625 0436 1232 1012 0520 0809 0000 0000 0000 0000 0000 1555 0000 Total number of tapes: 11.6 Total GBytes recorded: 6350.5 # OF OBSERVATIONS BY BASELINE | Gc Hh Ma Tc Ts Wf Wz StnTotal ------------------------------------------ Gc|450 13 180 46 339 273 201 1052 Hh| 184 151 43 53 61 125 446 Ma| 369 43 182 203 321 1080 Tc| 135 24 105 44 305 Ts| 424 166 188 952 Wf| 377 218 1026 Wz| 363 1097 Number of 2-station scans: 268 Number of 3-station scans: 173 Number of 4-station scans: 157 Number of 5-station scans: 119 Number of 6-station scans: 4 Number of 7-station scans: 0 Total # of scans, observations: 721 2979 =========================================================== 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: HARTRAO MATERA 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 Recording mode setup for: 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 =========================================================== Tape types ID Station Tape length Speed ID Station Tape length Speed Gc GILCREEK 17400feet (Thin ) 56700. (High) 14 Hh HARTRAO 17400feet (Thin ) 56250. (High) 14 Ma MATERA 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 Hh Ma Tc Ts Wf Gc Hh Ma Tc Ts Wf Hh 20 Hh 15 Ma 20 20 Ma 15 15 Tc 15 15 15 Tc 12 12 12 Ts 20 20 20 15 Ts 15 15 15 12 Wf 20 20 20 15 20 Wf 15 15 15 12 15 Wz 20 20 20 15 20 20 Wz 15 15 15 12 15 15