Session Notes for R1 (Rapid Turnaround Monday) session: r1187 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 R1187 Experiment description: IVS-R1 Scheduler: NASA Correlator: Please see master schedule Nominal start: 2005-220-17:00:00 Nominal end: 2005-221-17:00:00 Current yyyyddd: 2005220 (2005.60) ( 13591 MJD, MON. 8AUG.) Greenwich sidereal time: 14: 9:12.00 (17: 0: 0 UT) Sun's RA and DEC: 9h 14.8m 15d 58.1 =========================================================== 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. Tigo's SEFDs at X-band was increased by a factor of 3 to 24000. =========================================================== First observations Source Start DURATIONS name yyddd-hhmmss Gc Hh Ma Mc Tc Wf Wz 0738+313 05220-170000| 59 40 59| 1334-127 05220-170000| 40 158 158 106 | =========================================================== Last observations Source Start DURATIONS name yyddd-hhmmss Gc Hh Ma Mc Tc Wf Wz 0556+238 05221-164015| 88 88 | 1255-316 05221-164256| 200 200 | 1932+204 05221-164330| 162 162| 0607-157 05221-164406| 84 84 | 0727-115 05221-164613| 41 41 | 1639+230 05221-164952| 199 89 199| =========================================================== SKED Summary from file ./r1187.skd for experiment R1187 (all scans with at least one subnet station) Average number of obs. per baseline per source (normalized by up-time) = 5.2 Min = .0 Max = 72.0 (Baseline Hh-Wf on 1424-418) RMS = 7.7 Total time: 1433 minutes ( 23.9 hours). Key: Gc=GILCREEK Hh=HARTRAO Ma=MATERA Mc=MEDICINA Tc=TIGO Wf=WESTFORD Wz=WETTZELL Gc Hh Ma Mc Tc Wf Wz Avg % obs. time: 48 31 37 38 28 46 42 39 % cal. time: 4 3 4 4 2 4 4 4 % slew time: 22 46 28 37 7 18 11 24 % idle time: 25 19 30 20 62 31 42 33 total # scans: 365 240 343 382 189 378 358 322 # scans/hour : 15.3 10.0 14.4 16.0 7.9 15.8 15.0 13.5 Avg scan (sec): 112 112 93 86 129 106 101 105 Total GBytes: 1604 1055 1270 1321 947 1572 1430 1314 Total GB(M5): 1426 938 1129 1174 842 1397 1271 1168 # of tapes : 3.0 1.7 2.0 2.1 1.6 2.6 2.3 tape change times (hhmm): 0050 0807 0435 0404 0914 0158 0444 0834 0000 0000 1538 0000 1218 1450 Total number of tapes: 15.3 Total GBytes (M5) recorded: 8177.3 # OF OBSERVATIONS BY BASELINE | Gc Hh Ma Mc Tc Wf Wz StnTotal ------------------------------------------ Gc|365 9 89 189 9 224 143 663 Hh| 240 103 87 72 24 75 370 Ma| 343 183 11 80 208 674 Mc| 382 8 89 270 826 Tc| 189 110 7 217 Wf| 378 89 616 Wz| 358 792 Number of 2-station scans: 585 Number of 3-station scans: 172 Number of 4-station scans: 83 Number of 5-station scans: 45 Number of 6-station scans: 2 Number of 7-station scans: 0 Total # of scans, observations: 887 2079 =========================================================== Recording mode Name Code GEOSX SX 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 MEDICINA 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 0917+624 1.00 1.50 1.73 36 9 1639+230 1.00 1.50 1.49 31 11 0309+411 1.00 1.50 .91 19 19 0159+723 1.00 1.50 .87 18 18 OQ172 1.00 1.50 1.11 23 13 0738+313 1.00 1.50 1.68 35 12 1347+539 1.00 1.50 1.25 26 16 1932+204 1.00 1.50 .87 18 18 NGC6454 1.00 1.50 1.54 32 12 0007+171 1.00 1.50 1.11 23 13 Total 12.55 261 141 =========================================================== 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 FFFFT FF =========================================================== 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 Hh HARTRAO 17400feet (Thin ) 56250 (HIGH ) 14 Ma MATERA 17400feet (Thin ) 56250 (HIGH ) 14 Mc MEDICINA 17400feet (Thin ) 56250 (HIGH ) 14 Tc TIGOCONC 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 Mc Tc Wf Gc Hh Ma Mc Tc Wf Hh 20 Hh 15 Ma 20 20 Ma 15 15 Mc 20 20 20 Mc 15 15 15 Tc 15 15 15 15 Tc 12 12 12 12 Wf 20 20 20 20 15 Wf 15 15 15 15 12 Wz 20 20 20 20 15 20 Wz 15 15 15 15 12 15