Session Notes for R1 (Rapid Turnaround Monday) session: r1121 Prepared by C. Thomas, NVI, Inc./GSFC Refer to http://ivscc.gsfc.nasa.gov/program/descrip2004.html#r1 for the session purpose. =========================================================== Parameter values for experiment R1121 Experiment description: IVS-R1 Scheduler: NASA Correlator: BONN Nominal start: 2004-124-17:00:00 Nominal end: 2004-125-17:00:00 Current yyyyddd: 2004124 (2004.34) ( 13129 MJD, MON. 3MAY.) Greenwich sidereal time: 7:47:43.45 (17: 0: 0 UT) Sun's RA and DEC: 2h 44.5m 15d 55.1 =========================================================== There are no observations for Kokee and Wettzell from 18:00 U.T. to 20:00 U.T. Kokee and Wettzell will participate in the intensive session during this two hour period. =========================================================== First observations Source Start DURATIONS name yyddd-hhmmss Gc Hh Ho Kk Tc Wf Wz 1124-186 04124-170000| 40 43 43| 0106+013 04124-170000| 190 190 190 190 | =========================================================== Last observations Source Start DURATIONS name yyddd-hhmmss Gc Hh Ho Kk Tc Wf Wz 0003-066 04125-164526| 40 40 40 | 2243-123 04125-164649| 190 190 | 0743+259 04125-164705| 156 156| 1606+106 04125-164854| 44 44 | 1124-186 04125-165310| 40 43 43| OQ208 04125-165437| 54 54| =========================================================== SKED Summary from file ./r1121.skd for experiment R1121 (all scans with at least one subnet station) Average number of obs. per baseline per source (normalized by up-time) = 3.8 Min = .0 Max = 52.4 (Baseline Gc-Kk on 1302-102) RMS = 5.6 Total time: 1435 minutes ( 23.9 hours). Key: Gc=GILCREEK Hh=HARTRAO Ho=HOBART26 Kk=KOKEE Tc=TIGO Wf=WESTFORD Wz=WETTZELL Gc Hh Ho Kk Tc Wf Wz Avg % obs. time: 33 25 22 37 42 43 36 34 % cal. time: 4 2 2 3 2 3 3 3 % slew time: 26 46 46 18 9 17 12 25 % idle time: 35 24 27 40 45 35 47 36 total # scans: 383 234 225 342 236 337 322 297 # scans/hour : 16 9 9 14 9 14 13 12.4 Avg scan (sec): 75 95 86 93 153 111 97 101 Total GBytes: 1177 888 781 1272 1387 1473 1247 1175 # of tapes : 2.2 1.5 1.3 2.1 2.3 2.4 2.0 tape change times (hhmm): 0406 0948 1200 0538 0404 0316 0549 1447 0000 0000 1618 1425 1311 0000 # OF OBSERVATIONS BY BASELINE | Gc Hh Ho Kk Tc Wf Wz StnTotal ------------------------------------------ Gc|383 19 55 248 52 232 199 805 Hh| 234 81 0 79 70 129 378 Ho| 225 106 62 22 23 349 Kk| 342 98 173 98 723 Tc| 236 133 59 483 Wf| 337 190 820 Wz| 322 698 Number of 2-station scans: 343 Number of 3-station scans: 213 Number of 4-station scans: 181 Number of 5-station scans: 6 Number of 6-station scans: 0 Number of 7-station scans: 0 Total # of scans, observations: 743 2128 =========================================================== 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 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: HOBART26 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: KOKEE Mode Tot.Rate Tot.BandW #chan #bits Barrel VLBA1:2 256.000 Mbits 128.000 MHz 14 1 16:1 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 =========================================================== Tape types ID Station Tape length Density Passes Gc GILCREEK 17400feet (Thin ) 56700. (High) 12 Hh HARTRAO 17400feet (Thin ) 56250. (High) 14 Ho HOBART26 17400feet (Thin ) 56250. (High) 14 Kk KOKEE 17400feet (Thin ) 56700. (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 Ho Kk Tc Wf Gc Hh Ho Kk Tc Wf Hh 20 Hh 15 Ho 20 20 Ho 15 15 Kk 20 20 20 Kk 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