Session Notes for R1 (Rapid Turnaround Monday) session: r1893 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: R1893 Description IVS-R1 Scheduler: NASA Correlator: BONN Start: 2019-127-17:00:00 End: 2019-128-17:00:00 Current yyyyddd: 2019127 (2019.35) ( 18611 MJD, TUES 7MAY.) Greenwich sidereal time: 08:00:59 (17:00:00 UT) Sun's RA and DEC: 2h 57.6m 16d 52.2 =========================================================== Important Station Information AGGO's cable wrap was changed. Wettzell-North's SEFDs were modified because the station is running warm. =========================================================== 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 Ag Ht Is Ma Ny Kv Sh Wn Wz Yg Ke Kk 0059+581 19127-170000| 84 216 74 67 43 264 264 47| 1057-797 19127-170000| 43 83 83 | 0308-611 19127-170125| 153 153 | =========================================================== Last observations Source Start DURATIONS name yyddd-hhmmss Ag Ht Is Ma Ny Kv Sh Wn Wz Yg Ke Kk 1057-797 19128-165415| 43 83 83 | 0059+581 19128-165553| 67 242 61 67 43 242 242 61| 0454-234 19128-165600| 45 45 | 1104-445 19128-165614| 64 64 | 2229+695 19128-165741| 134 134 134 134| 1424-418 19128-165817| 98 98 98 98 | =========================================================== SKED Summary from file ./r1893.skd for experiment R1893 (all scans with at least one subnet station) Average number of obs. per baseline per source(normalized by up-time) = 8.6 Min = 0.0 Max = 205.7 (Baseline Ht-Yg on 0955+476) RMS = 12.9 Total time: 1440 minutes ( 24.0 hours). Key: Ag=AGGO Ht=HART15M Is=ISHIOKA Ma=MATERA Ny=NYALES20 Kv=SEJONG Sh=SESHAN25 Wn=WETTZ13N Wz=WETTZELL Yg=YARRA12M Ke=KATH12M Kk=KOKEE Ag Ht Is Ma Ny Kv Sh Wn Wz Yg Ke Kk Avg % obs. time: 52 63 72 60 64 64 44 65 60 66 70 56 61 % cal. time: 3 5 5 4 5 4 5 4 4 4 4 4 4 % slew time: 5 24 8 30 22 17 45 2 11 13 13 24 18 % idle time: 39 7 14 5 8 14 4 28 24 16 12 15 16 total # scans: 263 415 425 369 405 325 446 305 322 329 339 380 360 # scans/hour : 11 17 18 15 17 14 19 13 13 14 14 16 15 Avg scan (sec): 172 130 147 141 136 169 85 185 162 174 179 127 150 # data tracks: 16 16 16 16 16 16 16 16 16 16 16 16 # Mk5 tracks: 16 16 16 16 16 16 16 16 16 16 16 16 Total TB(M5): 1.44 1.73 1.99 1.66 1.77 1.76 1.22 1.81 1.67 1.83 1.94 1.55 1.70 # OF OBSERVATIONS BY BASELINE | Ag Ht Is Ma Ny Kv Sh Wn Wz Yg Ke Kk Total ---------------------------------------------------------------------- Ag| 168 2 21 6 0 0 26 70 1 1 52 347 Ht| 90 148 82 75 127 115 113 116 85 0 1119 Is| 221 291 244 347 156 138 115 150 222 1976 Ma| 257 164 234 223 173 78 93 134 1746 Ny| 185 276 173 166 55 85 227 1803 Kv| 256 143 77 130 151 137 1562 Sh| 163 153 136 170 188 2050 Wn| 85 71 80 105 1340 Wz| 27 43 103 1148 Yg| 272 79 1080 Ke| 101 1231 Kk| 1348 Number of 2-station scans: 447 Number of 3-station scans: 240 Number of 4-station scans: 127 Number of 5-station scans: 82 Number of 6-station scans: 100 Number of 7-station scans: 69 Number of 8-station scans: 40 Number of 9-station scans: 42 Number of 10-station scans: 1 Number of 11-station scans: 0 Number of 12-station scans: 0 Total number of scans: 1148 Total number of obs: 8375 Total integrated obs-time: 1017047 Average obs-time: 121.4 Histogram of observation durations Dur: 30 45 60 75 90 105 120 135 150 165 180 195 210 225 240 255 270 285 300 #Obs: | 1141| 860| 859| 882| 634| 529| 544| 537| 437| 314| 242| 226| 161| 156| 164| 155| 130| 404| Average X-band SNRs by baseline | Ag Ht Is Ma Ny Kv Sh Wn Wz Yg Ke Kk AVG --------------------------------------------------------------------- Ag| 24 28 24 34 - - 22 28 26 28 20 24 Ht| 44 68 58 33 66 53 99 39 38 - 52 Is| 53 77 60 102 48 75 41 51 54 66 Ma| 90 41 81 90 179 41 40 40 77 Ny| 57 103 82 137 51 52 55 81 Kv| 80 36 70 33 39 38 52 Sh| 65 112 60 73 65 84 Wn| 289 36 36 34 73 Wz| 88 70 53 118 Yg| 41 29 43 Ke| 34 47 Kk| 47 Average S-band SNRs by baseline | Ag Ht Is Ma Ny Kv Sh Wn Wz Yg Ke Kk AVG --------------------------------------------------------------------- Ag| 17 13 13 15 - - 16 16 14 13 20 17 Ht| 32 37 33 23 37 36 52 26 24 - 32 Is| 25 33 30 41 28 34 28 28 47 34 Ma| 32 18 28 39 57 19 17 29 31 Ny| 23 33 36 45 23 20 39 33 Kv| 30 20 28 20 20 31 25 Sh| 28 37 29 29 44 34 Wn| 116 20 19 30 35 Wz| 29 25 39 46 Yg| 23 34 25 Ke| 31 24 Kk| 37 =========================================================== Recording mode Name Code GEOSX SX Recording mode for: AGGO HART15M ISHIOKA KATH12M KOKEE MATERA NYALES20 SEJONG SESHAN25 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= 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 No monitoring sources were selected for this session. =========================================================== Minor Options Astro Abs 3.00 BegScan Rel 1.00 EndScan Rel 1.00 NumObs Rel 1.00 StatIdle Abs 3.00 StatWt Abs 2.00 =========================================================== Major Options Subnet AgHtIsMaNyKvShWnWzYgKeKk 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 AGGO 3.00 =========================================================== 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) Ag Ht Is Ma Ny Kv Sh Wn Wz Yg Ke Ag Ht Is Ma Ny Kv Sh Wn Wz Yg Ke Ht 15 Ht 13 Is 15 20 Is 13 15 Ma 15 20 20 Ma 13 15 15 Ny 15 20 20 20 Ny 13 15 15 15 Kv 15 20 20 20 20 Kv 13 15 15 15 15 Sh 15 20 20 20 20 20 Sh 13 15 15 15 15 15 Wn 15 20 20 20 20 20 20 Wn 13 15 15 15 15 15 15 Wz 15 20 20 20 20 20 20 99 Wz 13 15 15 15 15 15 15 99 Yg 15 20 20 20 20 20 20 20 20 Yg 13 15 15 15 15 15 15 15 15 Ke 15 20 20 20 20 20 20 20 20 20 Ke 13 15 15 15 15 15 15 15 15 15 Kk 15 20 20 20 20 20 20 20 20 20 20 Kk 13 15 15 15 15 15 15 15 15 15 15