Session Notes for R1 (Rapid Turnaround Monday) session: r1855 Prepared by C. Thomas, NVI, Inc./GSFC Refer to http://ivscc.gsfc.nasa.gov/program/descrip2018.html#r1 for the session purpose. =========================================================== ----- Parameter listing -------------------------------------- Experiment: R1855 Description IVS-R1 Scheduler: NASA Correlator: BONN Start: 2018-225-17:00:00 End: 2018-226-17:00:00 Current yyyyddd: 2018225 (2018.62) ( 18344 MJD, MON. 13AUG.) Greenwich sidereal time: 14:28:19 (17:00:00 UT) Sun's RA and DEC: 9h 33.2m 14d 31.6 =========================================================== 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 Ke Ma Sh Wn Wz Yg 1741-038 18225-170000| 110 179 114 57 179 170 164| =========================================================== Last observations Source Start DURATIONS name yyddd-hhmmss Ht Ke Ma Sh Wn Wz Yg 1749+096 18226-165332| 211 223 193 194 223 169| 1639-062 18226-165657| 178 178| NRAO512 18226-165756| 119 119 119 119 | =========================================================== SKED Summary from file ./r1855.skd for experiment R1855 (all scans with at least one subnet station) Average number of obs. per baseline per source(normalized by up-time) = 10.6 Min = 0.0 Max = 52.9 (Baseline Ht-Sh on 1424-418) RMS = 13.5 Total time: 1440 minutes ( 24.0 hours). Key: Ht=HART15M Ke=KATH12M Ma=MATERA Sh=SESHAN25 Wn=WETTZ13N Wz=WETTZELL Yg=YARRA12M Ht Ke Ma Sh Wn Wz Yg Avg % obs. time: 55 64 52 46 69 54 62 58 % cal. time: 5 5 6 5 6 4 5 5 % slew time: 23 15 36 41 3 11 15 21 % idle time: 15 15 5 7 21 30 17 16 total # scans: 433 432 480 449 483 344 413 433 # scans/hour : 18 18 20 19 20 14 17 18 Avg scan (sec): 110 128 94 89 123 136 131 115 # data tracks: 16 16 16 16 16 16 16 # Mk5 tracks: 16 16 16 16 16 16 16 Total TB(M5): 1.53 1.78 1.45 1.28 1.90 1.49 1.73 1.59 # OF OBSERVATIONS BY BASELINE | Ht Ke Ma Sh Wn Wz Yg Total --------------------------------------------- Ht| 121 303 192 261 168 175 1220 Ke| 99 263 100 81 335 999 Ma| 242 415 244 103 1406 Sh| 223 139 188 1247 Wn| 269 101 1369 Wz| 86 987 Yg| 988 Number of 2-station scans: 378 Number of 3-station scans: 289 Number of 4-station scans: 143 Number of 5-station scans: 79 Number of 6-station scans: 39 Number of 7-station scans: 30 Total number of scans: 958 Total number of obs: 4108 Total integrated obs-time: 446771 Average obs-time: 108.8 Histogram of observation durations Dur: 30 45 60 75 90 105 120 135 150 165 180 195 210 225 240 255 270 285 300 720 #Obs: | 893| 450| 538| 343| 246| 276| 223| 281| 172| 123| 74| 81| 112| 56| 43| 63| 39| 63| 32| Average X-band SNRs by baseline | Ht Ke Ma Sh Wn Wz Yg AVG -------------------------------------------- Ht| 44 61 63 72 116 49 68 Ke| 38 73 44 60 42 52 Ma| 76 108 185 37 95 Sh| 85 123 63 78 Wn| 316 45 129 Wz| 60 179 Yg| 49 Average S-band SNRs by baseline | Ht Ke Ma Sh Wn Wz Yg AVG -------------------------------------------- Ht| 25 31 35 50 56 30 38 Ke| 17 29 28 26 22 25 Ma| 28 50 61 19 40 Sh| 42 47 31 34 Wn| 162 31 68 Wz| 28 80 Yg| 26 =========================================================== Recording mode Name Code GEOSX SX Recording mode for: HART15M KATH12M MATERA 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 Source Min Max Actual #Num #Scans 0727+409 1.00 1.50 0.00 0 0 0459+060 1.00 1.50 0.54 22 7 0127+145 1.00 1.50 0.00 0 0 1705+135 1.00 1.50 0.83 34 8 1021-006 1.00 1.50 0.00 0 0 1526+670 1.00 1.50 0.17 7 7 1413+349 1.00 1.50 0.15 6 2 2005-489 1.00 1.50 0.02 1 1 1330+022 1.00 1.50 0.44 18 3 3C84 1.00 1.50 0.95 39 37 Total 3.09 127 65 =========================================================== 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 HtKeMaShWnWzYg 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 =========================================================== 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 Ke Ma Sh Wn Wz Ht Ke Ma Sh Wn Wz Ke 20 Ke 15 Ma 20 20 Ma 15 15 Sh 20 20 20 Sh 15 15 15 Wn 20 20 20 20 Wn 15 15 15 15 Wz 20 20 20 20 99 Wz 15 15 15 15 99 Yg 20 20 20 20 20 20 Yg 15 15 15 15 15 15