Session Notes for session: r4075 Prepared by Merri Sue Carter, USNO. (msc@maia.usno.navy.mil) =========================================================== Parameter values for experiment R4075 Experiment description: NEOSA Scheduler: tbd Correlator: TBD Nominal start: 2003-163-18:30:00 Nominal end: 2003-164-18:45:00 Current yyyyddd: 2003163 (2003.45) ( 12803 MJD, THUR 12JUN.) Greenwich sidereal time: 11:52:41.19 (18:30: 0 UT) Sun's RA and DEC: 5h 22.5m 23d 9.5 ========================================================== SV tagged after schedule made. 1034-293 and 1522+155 un-selected from possible source list. msc =========================================================== First observations Observation listing from file ./r4075.skd for experiment R4075 Source Start DURATIONS name yyddd-hhmmss Ap Ft Kk Ma Ny Sv Wz 0552+398 03163-183000| 98 285 285 98 107| 0642+449 03163-183000| 255 255 | 1749+096 03163-183708| 98 98 98 98| 0454-234 03163-183845| 98 279 279 | 2136+141 03163-184500| 132 132 | End of listing. =========================================================== Last observations Observation listing from file ./r4075.skd for experiment R4075 Source Start DURATIONS name yyddd-hhmmss Ap Ft Kk Ma Ny Sv Wz 1334-127 03164-182818| 111 108 111| End of listing. Observation listing from file ./r4075.skd for experiment R4075 Source Start DURATIONS name yyddd-hhmmss Ap Ft Kk Ma Ny Sv Wz 0454-234 03164-180152| 98 284 284 | 0458-020 03164-180859| 139 139 | 1611+343 03164-181131| 98 98 98| 0955+476 03164-181722| 98 168 166 168 138| 0014+813 03164-182146| 221 221 197| 1334-127 03164-182818| 111 108 111| End of listing. =========================================================== SKED Summary from file ./r4075.skd for experiment R4075 (all scans with at least one subnet station) Average number of obs. per baseline per source (normalized by up-time) = 3.1 Min = .0 Max = 43.3 (Baseline Ny-Wz on CTA26 ) RMS = 4.8 Total time: 1440 minutes ( 24.0 hours). Key: Ap=ALGOPARK Ft=FORTLEZA Kk=KOKEE Ma=MATERA Ny=NYALES20 Sv=SVETLOE Wz=WETTZELL Ap Ft Kk Ma Ny Sv Wz Avg % obs. time: 28 33 36 46 50 18 39 36 % cal. time: 2 1 1 2 2 1 2 2 % slew time: 49 23 8 19 13 23 8 20 % idle time: 19 41 52 31 34 56 49 40 # of tapes : .5 2.0 .6 .7 .8 1.0 .6 total # scans: 193 127 160 199 207 132 212 175 # scans/hour : 8 5 6 8 8 5 8 7.3 Avg scan (sec): 128 228 197 200 208 123 159 177 tape change times (hhmm): 0000 0604 0000 0000 0000 1529 0000 # OF OBSERVATIONS BY BASELINE | Ap Ft Kk Ma Ny Sv Wz StnTotal ------------------------------------------ Ap|193 85 120 89 112 74 109 589 Ft| 127 37 95 62 49 91 419 Kk| 160 46 104 49 61 417 Ma| 199 144 114 190 678 Ny| 207 120 159 701 Sv| 132 122 528 Wz| 212 732 Number of 2-station scans: 99 Number of 3-station scans: 63 Number of 4-station scans: 67 Number of 5-station scans: 55 Number of 6-station scans: 36 Number of 7-station scans: 12 Total # of scans, observations: 332 2032 =========================================================== Recording mode Name Code GEOSXR4 SX Recording mode setup for: ALGOPARK 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 ) 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 Kk Ma Ny Sv Ap Ft Kk Ma Ny Sv Ft 20 Ft 15 Kk 20 20 Kk 15 15 Ma 20 20 20 Ma 15 15 15 Ny 20 20 20 20 Ny 15 15 15 15 Sv 20 20 20 20 20 Sv 15 15 15 15 15 Wz 20 20 20 20 20 20 Wz 15 15 15 15 15 15