Session Notes for R1 (Rapid Turnaround Monday) session: r1926 Prepared by C. Thomas, NVI, Inc./GSFC Refer to http://ivscc.gsfc.nasa.gov/program/descrip2019.html#r1 for the session purpose. =========================================================== ----- Parameter listing -------------------------------------- Experiment: R1926 Description IVS-R1 Scheduler: NASA Correlator: BONN Start: 2019-357-17:00:00 End: 2019-358-17:00:00 Current yyyyddd: 2019357 (2019.98) ( 18841 MJD, MON. 23DEC.) Greenwich sidereal time: 23:07:47 (17:00:00 UT) Sun's RA and DEC: 18h 6.8m -23d 25.6 =========================================================== Important Station Information Ny Alesund-South was tagged along to this schedule file. =========================================================== First observations Source Start DURATIONS name yyddd-hhmmss Ft Ma Ny Kv Wn Ns 0016+731 19357-170000| 132 85 104 115 132 47| =========================================================== Last observations Source Start DURATIONS name yyddd-hhmmss Ft Ma Ny Kv Wn Ns 2000+472 19358-163701| 173 129 138 173 124| 0016+731 19358-164035| 54 37 56 56 47| 0716+714 19358-164229| 116 109 128 128 80| 0133+476 19358-164536| 34 66 55 66 37| 0202+319 19358-164723| 65 87 77 87 58| 0420+022 19358-164936| 87 115 113 115 | 1014+615 19358-165245| 395 395 395 395 376| =========================================================== SKED Summary from file ./r1926.skd for experiment R1926 (all scans with at least one subnet station) Average number of obs. per baseline per source(normalized by up-time) = 15.7 Min = 0.0 Max = 80.0 (Baseline Ny-Ns on 1741-038) RMS = 17.2 Total time: 1440 minutes ( 24.0 hours). Key: Ft=FORTLEZA Ma=MATERA Ny=NYALES20 Kv=SEJONG Wn=WETTZ13N Ns=NYALE13S Ft Ma Ny Kv Wn Ns Avg % obs. time: 37 58 64 49 74 39 53 % cal. time: 2 5 5 3 5 4 4 % slew time: 21 33 23 13 3 3 16 % idle time: 38 4 6 34 17 53 26 total # scans: 195 415 441 286 455 353 357 # scans/hour : 8 17 18 12 19 15 15 Avg scan (sec): 166 120 126 148 140 95 131 # data tracks: 32 32 32 32 32 32 # Mk5 tracks: 32 32 32 32 32 32 Total TB(M5): 2.07 3.19 3.55 2.71 4.08 2.15 2.96 # OF OBSERVATIONS BY BASELINE | Ft Ma Ny Kv Wn Ns Total ---------------------------------------- Ft| 172 180 43 192 133 720 Ma| 397 257 411 340 1577 Ny| 276 429 348 1630 Kv| 277 246 1099 Wn| 348 1657 Ns| 1415 Number of 2-station scans: 14 Number of 3-station scans: 55 Number of 4-station scans: 80 Number of 5-station scans: 276 Number of 6-station scans: 42 Total number of scans: 467 Total number of obs: 4049 Total integrated obs-time: 451171 Average obs-time: 111.4 Histogram of observation durations Dur: 20 40 60 80 100 120 140 160 180 200 220 240 260 280 300 320 340 360 380 400 #Obs: | 443| 540| 452| 316| 920| 550| 251| 114| 106| 84| 34| 34| 60| 26| 26| 11| 30| 20| 32| Average X-band SNRs by baseline | Ft Ma Ny Kv Wn Ns AVG --------------------------------------- Ft| 39 45 25 45 33 40 Ma| 100 36 102 75 78 Ny| 52 125 107 94 Kv| 44 37 42 Wn| 84 88 Ns| 75 Average S-band SNRs by baseline | Ft Ma Ny Kv Wn Ns AVG --------------------------------------- Ft| 18 21 16 29 16 21 Ma| 35 16 49 27 32 Ny| 22 59 39 38 Kv| 26 16 20 Wn| 41 44 Ns| 30 =========================================================== Recording mode Name Code GEOSX8N 8F Recording mode for: FORTLEZA MATERA NYALES20 NYALE13S SEJONG WETTZ13N Mode Tot.Rate Tot.BandW #BBC #bits Barrel Mk341:1 512 Mbits 128 MHz 14 2 NONE Chan.BW #Subpasses Tracks(*fan) Tot.tracks 8.00 MHz 1 32(*1) 32 X-band spanned bw= 720.0 MHz rms spanned bw= 280.4 MHz S-band spanned bw= 140.0 MHz rms spanned bw= 50.9 MHz Effective number of 1-bit channels recorded per sub-pass X S Total 19.13 11.48 30.61 =========================================================== Monitoring Sources Source Min Max Actual #Num #Scans 0334-131 1.00 1.50 0.00 0 0 1753+204 1.00 1.50 0.00 0 0 2121+547 1.00 1.50 1.38 56 7 0013-005 1.00 1.50 0.00 0 0 0743+259 1.00 1.50 0.59 24 6 0804-267 1.00 1.50 0.07 3 1 0302+625 1.00 1.50 0.00 0 0 1330+022 1.00 1.50 0.40 16 6 1014+615 1.00 1.50 0.99 40 4 1920-211 1.00 1.50 0.10 4 4 Total 3.53 143 28 =========================================================== Minor Options Astro Abs 3.00 BegScan Rel 1.00 EndScan Rel 1.00 NumObs Rel 1.00 StatWt Abs 2.00 =========================================================== Major Options Subnet FtMaNyKvWnNs SkyCov Yes AllBlGood Yes MaxAngle 180.00 MinAngle 15.00 MinBetween 20 MinSunDist 4.00 MaxSlewTime 300 TimeWindow 4.00 MinSubNetSize 2 NumSubNet 1 Best 60 FillIn Yes FillMinSub 3 FillMinTime 120 FillBest 80 Add_ps 30.0 SNRWts Yes SplitTwins No =========================================================== Weighted Station 1 FORTLEZA 2.00 4 NYALE13S 2.00 =========================================================== SNR Targets Minimum SNR by baseline for multi-baseline scans X-band (margin 0) S-band (margin 0) X-band (ast_margin 0) S-band (ast_margin 0) Ft Ma Ny Kv Wn Ft Ma Ny Kv Wn Ma 20 Ma 15 Ny 20 20 Ny 15 15 Kv 20 20 20 Kv 15 15 15 Wn 20 20 20 20 Wn 15 15 15 15 Ns 20 20 20 20 20 Ns 15 15 15 15 15