Session Notes for session: r4065 Prepared by Merri Sue Carter, USNO. (msc@maia.usno.navy.mil) =========================================================== Parameter values for experiment R4065 Experiment description: NEOSA Scheduler: tbd Correlator: TBD Nominal start: 2003-093-18:30:00 Nominal end: 2003-094-18:45:00 Current yyyyddd: 2003093 (2003.25) ( 12733 MJD, THUR 3APR.) Greenwich sidereal time: 7:16:42.31 (18:30: 0 UT) Sun's RA and DEC: 0h 50.0m 5d 21.8 ========================================================== The following sources were included for research purposes: =========================================================== First observations Observation listing from file ./r4065.skd for experiment R4065 Source Start DURATIONS name yyddd-hhmmss Ap Ft Gc Kk Ma Ny Sv Wz 0727-115 03093-183000| 98 98 98 98| 1741-038 03093-183000| 98 98 | 0955+476 03093-183701| 98 98 98 98 98 98| 2201+315 03093-184403| 98 98 | 1726+455 03093-184911| 98 108 234 234 99 98 184| End of listing. =========================================================== Last observations Observation listing from file ./r4065.skd for experiment R4065 Source Start DURATIONS name yyddd-hhmmss Ap Ft Gc Kk Ma Ny Sv Wz 0014+813 03094-183156| 98 158 131 158 | End of listing. Observation listing from file ./r4065.skd for experiment R4065 Source Start DURATIONS name yyddd-hhmmss Ap Ft Gc Kk Ma Ny Sv Wz 2136+141 03094-181438| 98 98 98 | 3C274 03094-181601| 188 188 98 132| 1741-038 03094-181839| 98 98 | 1156+295 03094-182132| 98 98 98 98| 0552+398 03094-182629| 98 120 120 98 98 98 98| 0014+813 03094-183156| 98 158 131 158 | End of listing. =========================================================== SKED Summary from file ./r4065.skd for experiment R4065 (all scans with at least one subnet station) Average number of obs. per baseline per source (normalized by up-time) = 3.6 Min = .0 Max = 43.3 (Baseline Ny-Sv on CTA26 ) RMS = 5.1 Total time: 1443 minutes ( 24.0 hours). Key: Ap=ALGOPARK Ft=FORTLEZA Gc=GILCREEK Kk=KOKEE Ma=MATERA Ny=NYALES20 Sv=SVETLOE Wz=WETTZELL Ap Ft Gc Kk Ma Ny Sv Wz Avg % obs. time: 26 32 39 35 41 43 29 37 35 % cal. time: 2 1 2 2 2 2 2 2 2 % slew time: 51 20 17 10 19 13 32 8 21 % idle time: 19 45 40 51 37 39 35 51 40 # of tapes : .4 1.9 .6 .5 .7 .7 1.6 .6 total # scans: 198 119 226 181 191 216 205 209 193 # scans/hour : 8 4 9 7 7 8 8 8 8.0 Avg scan (sec): 116 233 151 170 187 175 122 156 163 tape change times (hhmm): 0000 0739 0000 0000 0000 0000 1013 0000 # OF OBSERVATIONS BY BASELINE | Ap Ft Gc Kk Ma Ny Sv Wz StnTotal ---------------------------------------------- Ap|198 87 142 109 85 127 104 101 755 Ft| 119 57 42 80 65 62 83 476 Gc| 226 165 86 159 122 105 836 Kk| 181 43 107 73 61 600 Ma| 191 138 155 190 777 Ny| 216 175 157 928 Sv| 205 171 862 Wz| 209 868 Number of 2-station scans: 83 Number of 3-station scans: 64 Number of 4-station scans: 79 Number of 5-station scans: 46 Number of 6-station scans: 43 Number of 7-station scans: 41 Number of 8-station scans: 12 Total # of scans, observations: 368 3051 =========================================================== Recording mode Name Code GEOSXR4 SX Recording mode setup for: ALGOPARK GILCREEK KOKEE MATERA NYALES20 WETTZELL Mode Tot.Rate Tot.BandW #chan #bits Barrel C 56.000 Mbits 28.000 MHz 14 1 NONE Chan.BW #Subpasses Tracks(*fan) Tot.tracks Speed 2.00 MHz 2 14(*0) 28 80.00 X-band spanned bw= 720.0 MHz rms spanned bw= 280.4 MHz S-band spanned bw= 125.0 MHz rms spanned bw= 50.7 MHz Effective number of channels recorded per sub-pass X S Total 8.000 6.000 14.000 Recording mode setup for: FORTLEZA SVETLOE Mode Tot.Rate Tot.BandW #chan #bits Barrel C 56.000 Mbits 28.000 MHz 14 1 NONE Chan.BW #Subpasses Tracks(*fan) Tot.tracks Speed 2.00 MHz 2 14(*0) 28 135.00 X-band spanned bw= 720.0 MHz rms spanned bw= 280.4 MHz S-band spanned bw= 125.0 MHz rms spanned bw= 50.7 MHz Effective number of channels recorded per sub-pass X S Total 8.000 6.000 14.000 =========================================================== Tape types ID Station Tape length Density Ap ALGOPARK 17400feet (Thin ) 56250. (High) Ft FORTLEZA 8700feet (Thick) 33333. (Low ) Gc GILCREEK 17400feet (Thin ) 56250. (High) Kk KOKEE 17400feet (Thin ) 56250. (High) Ma MATERA 17400feet (Thin ) 56250. (High) Ny NYALES20 17400feet (Thin ) 56250. (High) Sv SVETLOE 8700feet (Thick) 33333. (Low ) Wz WETTZELL 17400feet (Thin ) 56250. (High) =========================================================== SNR Targets Minimum SNR by baseline for multi-baseline scans X-band (margin 5) S-band (margin 3) Ap Ft Gc Kk Ma Ny Sv Ap Ft Gc Kk Ma Ny Sv Ft 20 Ft 15 Gc 20 20 Gc 15 15 Kk 20 20 20 Kk 15 15 15 Ma 20 20 20 20 Ma 15 15 15 15 Ny 20 20 20 20 20 Ny 15 15 15 15 15 Sv 20 20 20 20 20 20 Sv 15 15 15 15 15 15 Wz 20 20 20 20 20 20 20 Wz 15 15 15 15 15 15 15