Session Notes for R1 (Rapid Turnaround Monday) session: r1998 Prepared by C. Thomas, NVI, Inc./GSFC Refer to http://ivscc.gsfc.nasa.gov/program/descrip2021.html#r1 for the session purpose. =========================================================== ----- Parameter listing -------------------------------------- Experiment: R1998 Description IVS-R1 Scheduler: NASA Correlator: BONN Start: 2021-130-17:00:00 End: 2021-131-17:00:00 Current yyyyddd: 2021130 (2021.36) ( 19345 MJD, MON. 10MAY.) Greenwich sidereal time: 08:14:51 (17:00:00 UT) Sun's RA and DEC: 3h 11.3m 17d 48.4 =========================================================== Important Station Information Ny Alesund-South and Wettzell-North were tagged along to this schedule file. =========================================================== 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. =========================================================== First observations Source Start DURATIONS name yyddd-hhmmss Ht Ma Ny Ns Wn Wz Yg Zc OJ287 21130-170000| 81 69 233 233 121 105 20| 1243-160 21130-170242| 199 189 139 132 199 165| =========================================================== Last observations Source Start DURATIONS name yyddd-hhmmss Ht Ma Ny Ns Wn Wz Yg Zc 1519-273 21131-164644| 382 382 | 3C371 21131-164728| 61 71 87 87 87 25| 1418+546 21131-164936| 133 150 253 253 222 65| OJ287 21131-165439| 68 40 68 68 68 68 20| 0748+126 21131-165628| 102 54 99 102 102 102 34| 0642+449 21131-165851| 64 64 64 64 64 64| =========================================================== SKED Summary from file ./r1998.skd for experiment R1998 (all scans with at least one subnet station) Average number of obs. per baseline per source(normalized by up-time) = 15.1 Min = 0.0 Max = 96.0 (Baseline Ht-Ny on 0458-020) RMS = 14.2 Total time: 1440 minutes ( 24.0 hours). Key: Ht=HART15M Ma=MATERA Ny=NYALES20 Ns=NYALE13S Wn=WETTZ13N Wz=WETTZELL Yg=YARRA12M Zc=ZELENCHK Ht Ma Ny Ns Wn Wz Yg Zc Avg % obs. time: 56 55 66 59 76 67 46 31 57 % cal. time: 5 5 4 4 5 5 3 6 5 % slew time: 24 34 18 2 8 11 9 57 21 % idle time: 14 4 11 35 10 16 42 6 18 total # scans: 413 458 379 303 468 475 243 479 402 # scans/hour : 17 19 16 13 20 20 10 20 17 Avg scan (sec): 118 104 149 168 140 121 163 55 127 # data tracks: 16 16 16 16 16 16 16 16 # Mk5 tracks: 16 16 16 16 16 16 16 16 Total TB(M5): 1.56 1.53 1.81 1.63 2.10 1.84 1.27 0.85 1.57 # OF OBSERVATIONS BY BASELINE | Ht Ma Ny Ns Wn Wz Yg Zc Total -------------------------------------------------- Ht| 249 148 98 244 240 201 242 1422 Ma| 343 292 429 417 80 402 2212 Ny| 300 359 337 54 325 1866 Ns| 296 273 38 272 1569 Wn| 434 82 405 2249 Wz| 78 409 2188 Yg| 104 637 Zc| 2159 Number of 2-station scans: 183 Number of 3-station scans: 40 Number of 4-station scans: 55 Number of 5-station scans: 80 Number of 6-station scans: 230 Number of 7-station scans: 84 Number of 8-station scans: 18 Total number of scans: 690 Total number of obs: 7151 Total integrated obs-time: 712497 Average obs-time: 99.6 Histogram of observation durations Dur: 0 30 60 90 120 150 180 210 240 270 300 330 360 390 420 450 480 510 540 570 600 #Obs: | 1168| 1328| 1626| 1017| 756| 386| 212| 250| 86| 94| 76| 60| 26| 26| 5| 7| 2| 13| 2| 11| Average X-band SNRs by baseline | Ht Ma Ny Ns Wn Wz Yg Zc AVG ------------------------------------------------- Ht| 59 41 53 69 84 32 77 62 Ma| 52 78 85 108 40 106 82 Ny| 82 67 85 40 76 69 Ns| 114 141 68 117 101 Wn| 146 49 119 101 Wz| 62 148 119 Yg| 59 46 Zc| 108 Average S-band SNRs by baseline | Ht Ma Ny Ns Wn Wz Yg Zc AVG ------------------------------------------------- Ht| 29 27 36 46 42 22 39 35 Ma| 27 35 48 43 18 42 38 Ny| 41 46 41 22 35 37 Ns| 67 60 30 47 49 Wn| 78 29 61 57 Wz| 25 55 53 Yg| 24 24 Zc| 46 =========================================================== Recording mode Name Code GEOSX SX Recording mode for: HART15M MATERA NYALES20 WETTZ13N WETTZELL YARRA12M ZELENCHK Mode Tot.Rate #Chan Chan.BW Tot.BW #BBC #bits Tracks*(fan) Tot.tracks Barrel Mk341:1 256 Mbps 16 8 Mhz 128 Mhz 14 1 16*(1) 16 NONE 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 10.00 6.00 16.00 Recording mode for: NYALE13S Mode Tot.Rate #Chan Chan.BW Tot.BW #BBC #bits Tracks*(fan) Tot.tracks Barrel MK341:2 256 Mbps 16 8 Mhz 128 Mhz 14 1 16*(2) 32 NONE 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 10.00 6.00 16.00 =========================================================== Monitoring Sources Source Min Max Actual #Num #Scans 1125+366 1.00 1.50 0.01 1 1 0047+023 1.00 1.50 0.00 0 0 3C84 1.00 1.50 0.00 0 0 1952+138 1.00 1.50 0.00 0 0 0438-436 1.00 1.50 0.01 1 1 0548+084 1.00 1.50 0.08 6 1 1657-562 1.00 1.50 0.20 14 14 0930-080 1.00 1.50 0.85 61 7 1432+200 1.00 1.50 0.01 1 1 0615+820 1.00 1.50 1.76 126 9 Total 2.94 210 34 =========================================================== 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 HtMaNyNsWnWzYgZc 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 El_noise 0.0 SNRWts Yes SplitTwins No =========================================================== 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) Ht Ma Ny Ns Wn Wz Yg Ht Ma Ny Ns Wn Wz Yg Ma 20 Ma 15 Ny 20 20 Ny 15 15 Ns 20 20 20 Ns 15 15 15 Wn 20 20 20 20 Wn 15 15 15 15 Wz 20 20 20 20 20 Wz 15 15 15 15 15 Yg 20 20 20 20 20 20 Yg 15 15 15 15 15 15 Zc 20 20 20 20 20 20 20 Zc 15 15 15 15 15 15 15