Session Notes for R1 (Rapid Turnaround Monday) session: r1967 Prepared by C. Thomas, NVI, Inc./GSFC Refer to http://ivscc.gsfc.nasa.gov/program/descrip2020.html#r1 for the session purpose. =========================================================== ----- Parameter listing -------------------------------------- Experiment: R1967 Description IVS-R1 Scheduler: NASA Correlator: BONN Start: 2020-279-17:00:00 End: 2020-280-17:00:00 Current yyyyddd: 2020279 (2020.76) ( 19128 MJD, MON. 5OCT.) Greenwich sidereal time: 17:59:19 (17:00:00 UT) Sun's RA and DEC: 12h 47.5m -5d 6.0 =========================================================== Important Station Information Ny Alesund's SEFDs were increased to 3000 for both X-band and S-band to compensate for their warm receiver. =========================================================== First observations Source Start DURATIONS name yyddd-hhmmss Bd Ft Ht Ma Ny Wn Yg Zc 0814+425 20279-170000| 75 75 | 2008-159 20279-170000| 273 142 127 165 273 93| =========================================================== Last observations Source Start DURATIONS name yyddd-hhmmss Bd Ft Ht Ma Ny Wn Yg Zc 0814+425 20280-165335| 84 84 | 2008-159 20280-165344| 371 142 127 165 371 92| 1749+096 20280-165710| 165 165 165 165 165| =========================================================== SKED Summary from file ./r1967.skd for experiment R1967 (all scans with at least one subnet station) Average number of obs. per baseline per source(normalized by up-time) = 11.5 Min = 0.0 Max = 72.0 (Baseline Bd-Zc on 0632-235) RMS = 13.2 Total time: 1440 minutes ( 24.0 hours). Key: Bd=BADARY Ft=FORTLEZA Ht=HART15M Ma=MATERA Ny=NYALES20 Wn=WETTZ13N Yg=YARRA12M Zc=ZELENCHK Bd Ft Ht Ma Ny Wn Yg Zc Avg % obs. time: 33 50 56 58 60 66 56 32 51 % cal. time: 5 3 5 4 4 5 4 5 4 % slew time: 55 37 24 30 18 8 13 55 31 % idle time: 7 9 14 6 16 20 27 7 14 total # scans: 416 269 398 359 324 443 332 423 370 # scans/hour : 17 11 17 15 14 18 14 18 15 Avg scan (sec): 68 160 122 140 161 129 145 66 123 # data tracks: 16 16 16 16 16 16 16 16 # Mk5 tracks: 16 16 16 16 16 16 16 16 Total TB(M5): 0.90 1.38 1.56 1.61 1.67 1.83 1.54 0.89 1.42 # OF OBSERVATIONS BY BASELINE | Bd Ft Ht Ma Ny Wn Yg Zc Total -------------------------------------------------- Bd| 62 105 190 210 242 174 275 1258 Ft| 178 159 109 167 25 119 819 Ht| 144 82 152 201 151 1013 Ma| 231 329 70 289 1412 Ny| 266 62 227 1187 Wn| 78 351 1585 Yg| 105 715 Zc| 1517 Number of 2-station scans: 360 Number of 3-station scans: 164 Number of 4-station scans: 112 Number of 5-station scans: 85 Number of 6-station scans: 90 Number of 7-station scans: 45 Number of 8-station scans: 3 Total number of scans: 859 Total number of obs: 4753 Total integrated obs-time: 459199 Average obs-time: 96.6 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: | 1139| 698| 723| 442| 394| 324| 285| 165| 121| 125| 69| 47| 40| 39| 52| 23| 31| 9| 27| Average X-band SNRs by baseline | Bd Ft Ht Ma Ny Wn Yg Zc AVG ------------------------------------------------- Bd| 46 78 90 83 92 47 159 95 Ft| 35 39 34 41 22 47 39 Ht| 73 48 81 32 103 62 Ma| 65 95 43 124 84 Ny| 77 40 88 70 Wn| 50 125 89 Yg| 55 42 Zc| 112 Average S-band SNRs by baseline | Bd Ft Ht Ma Ny Wn Yg Zc AVG ------------------------------------------------- Bd| 21 40 30 29 42 21 51 36 Ft| 22 18 17 24 21 21 21 Ht| 33 26 49 23 47 34 Ma| 24 42 17 38 32 Ny| 37 18 30 28 Wn| 27 52 41 Yg| 22 22 Zc| 41 =========================================================== Recording mode Name Code GEOSX SX Recording mode for: BADARY HART15M MATERA NYALES20 WETTZ13N 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= 277.7 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: FORTLEZA 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= 277.7 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 2204-540 1.00 1.50 0.48 23 23 2017+743 1.00 1.50 0.02 1 1 0548+084 1.00 1.50 0.46 22 11 1016-311 1.00 1.50 0.08 4 2 1150+497 1.00 1.50 1.35 64 10 1556-245 1.00 1.50 0.08 4 2 1420-679 1.00 1.50 0.40 19 19 2037+216 1.00 1.50 0.04 2 2 1651+391 1.00 1.50 0.15 7 5 0055-059 1.00 1.50 0.15 7 3 Total 3.22 153 78 =========================================================== 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 BdFtHtMaNyWnYgZc 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 2 FORTLEZA 2.00 7 YARRA12M 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) Bd Ft Ht Ma Ny Wn Yg Bd Ft Ht Ma Ny Wn Yg Ft 20 Ft 15 Ht 20 20 Ht 15 15 Ma 20 20 20 Ma 15 15 15 Ny 20 20 20 20 Ny 15 15 15 15 Wn 20 20 20 20 20 Wn 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