Session Notes for R1 (Rapid Turnaround Monday) session: r1944 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: R1944 Description IVS-R1 Scheduler: NASA Correlator: BONN Start: 2020-118-17:00:00 End: 2020-119-17:00:00 Current yyyyddd: 2020118 (2020.32) ( 18967 MJD, MON. 27APR.) Greenwich sidereal time: 07:24:33 (17:00:00 UT) Sun's RA and DEC: 2h 22.1m 14d 8.3 =========================================================== Important Station Information Ny Alesund-South was tagged along to this schedule file. =========================================================== There are no observations for Kokee and Wettzell from 18:15 U.T. to 19:45 U.T. Kokee and Wettzell will participate in the intensive session during this period. =========================================================== First observations Source Start DURATIONS name yyddd-hhmmss Is Kk Ma Ny Ns Kv Ww Wn Wz Yg 0059+581 20118-170000| 129 31 60 58 44 69 134 134 | 1057-797 20118-170000| 69 69| =========================================================== Last observations Source Start DURATIONS name yyddd-hhmmss Is Kk Ma Ny Ns Kv Ww Wn Wz Yg 1424-418 20119-165706| 169 169| 0446+112 20119-165732| 143 92 143 | 0420-014 20119-165814| 101 101 | 1908-201 20119-165817| 98 98 98 | =========================================================== SKED Summary from file ./r1944.skd for experiment R1944 (all scans with at least one subnet station) Average number of obs. per baseline per source(normalized by up-time) = 5.7 Min = 0.0 Max = 57.6 (Baseline Ns-Kv on 0420-014) RMS = 10.5 Total time: 1440 minutes ( 24.0 hours). Key: Is=ISHIOKA Kk=KOKEE Ma=MATERA Ny=NYALES20 Ns=NYALE13S Kv=SEJONG Ww=WARK12M Wn=WETTZ13N Wz=WETTZELL Yg=YARRA12M Is Kk Ma Ny Ns Kv Ww Wn Wz Yg Avg % obs. time: 72 57 54 62 11 62 60 62 56 67 56 % cal. time: 6 5 5 5 1 4 4 5 4 4 4 % slew time: 10 24 35 24 1 19 13 3 11 14 16 % idle time: 12 13 5 8 85 14 23 30 28 15 24 total # scans: 485 421 457 450 126 369 337 411 361 341 375 # scans/hour : 20 18 19 19 5 15 14 17 15 14 16 Avg scan (sec): 128 117 102 118 78 145 153 130 133 169 126 # data tracks: 16 16 16 16 16 16 16 16 16 16 # Mk5 tracks: 16 16 16 16 16 16 16 16 16 16 Total TB(M5): 1.98 1.58 1.49 1.70 0.31 1.71 1.65 1.70 1.54 1.84 1.55 # OF OBSERVATIONS BY BASELINE | Is Kk Ma Ny Ns Kv Ww Wn Wz Yg Total ------------------------------------------------------------ Is| 256 140 231 72 295 86 125 126 100 1431 Kk| 96 174 49 154 143 87 91 61 1111 Ma| 295 87 120 0 331 209 42 1320 Ny| 106 164 20 235 188 39 1452 Ns| 86 10 109 77 27 623 Kv| 64 134 87 92 1196 Ww| 3 1 226 553 Wn| 146 44 1214 Wz| 56 981 Yg| 687 Number of 2-station scans: 645 Number of 3-station scans: 276 Number of 4-station scans: 104 Number of 5-station scans: 98 Number of 6-station scans: 36 Number of 7-station scans: 43 Number of 8-station scans: 26 Number of 9-station scans: 1 Number of 10-station scans: 0 Total number of scans: 1229 Total number of obs: 5284 Total integrated obs-time: 601066 Average obs-time: 113.8 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: | 1072| 761| 583| 545| 409| 273| 227| 336| 234| 196| 109| 140| 127| 72| 74| 31| 21| 31| 43| Average X-band SNRs by baseline | Is Kk Ma Ny Ns Kv Ww Wn Wz Yg AVG ----------------------------------------------------------- Is| 47 53 68 47 53 39 43 73 36 53 Kk| 36 50 32 34 32 27 46 26 39 Ma| 81 62 45 - 61 153 44 75 Ny| 81 59 38 73 143 53 78 Ns| 35 30 41 95 33 56 Kv| 36 34 75 31 46 Ww| 27 52 37 36 Wn| 207 39 71 Wz| 52 122 Yg| 38 Average S-band SNRs by baseline | Is Kk Ma Ny Ns Kv Ww Wn Wz Yg AVG ----------------------------------------------------------- Is| 40 23 30 25 28 23 29 32 23 30 Kk| 26 36 27 27 26 30 34 24 32 Ma| 28 25 17 - 35 54 19 32 Ny| 32 23 21 38 49 23 33 Ns| 17 18 29 39 17 27 Kv| 18 21 28 19 23 Ww| 29 15 20 22 Wn| 119 24 42 Wz| 25 53 Yg| 21 =========================================================== Recording mode Name Code GEOSX SX Recording mode for: ISHIOKA KOKEE MATERA NYALES20 SEJONG WARK12M WETTZ13N WETTZELL YARRA12M Mode Tot.Rate Tot.BandW #BBC #bits Barrel Mk341:1 256 Mbits 128 MHz 14 1 NONE Chan.BW #Subpasses Tracks(*fan) Tot.tracks 8.00 MHz 1 16(*1) 16 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: NYALE13S Mode Tot.Rate Tot.BandW #BBC #bits Barrel MK341:2 256 Mbits 128 MHz 14 1 NONE Chan.BW #Subpasses Tracks(*fan) Tot.tracks 8.00 MHz 1 16(*2) 32 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 0926-039 1.00 1.50 0.83 44 30 2205+166 1.00 1.50 0.00 0 0 1245-454 1.00 1.50 0.00 0 0 3C345 1.00 1.50 1.15 61 31 0548+084 1.00 1.50 0.19 10 6 0227+403 1.00 1.50 0.17 9 9 1718-259 1.00 1.50 0.00 0 0 1014+615 1.00 1.50 1.23 65 10 2244-372 1.00 1.50 0.04 2 2 0302-623 1.00 1.50 0.00 0 0 Total 3.61 191 88 =========================================================== 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 IsKkMaNyNsKvWwWnWzYg 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 =========================================================== 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) Is Kk Ma Ny Ns Kv Ww Wn Wz Is Kk Ma Ny Ns Kv Ww Wn Wz Kk 20 Kk 15 Ma 20 20 Ma 15 15 Ny 20 20 20 Ny 15 15 15 Ns 20 20 20 20 Ns 15 15 15 15 Kv 20 20 20 20 20 Kv 15 15 15 15 15 Ww 20 20 20 20 20 20 Ww 15 15 15 15 15 15 Wn 20 20 20 20 20 20 20 Wn 15 15 15 15 15 15 15 Wz 20 20 20 20 20 20 20 99 Wz 15 15 15 15 15 15 15 99 Yg 20 20 20 20 20 20 20 20 20 Yg 15 15 15 15 15 15 15 15 15