Session Notes for R1 (Rapid Turnaround Monday) session: r1935 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: R1935 Description IVS-R1 Scheduler: NASA Correlator: BONN Start: 2020-055-17:00:00 End: 2020-056-17:00:00 Current yyyyddd: 2020055 (2020.15) ( 18904 MJD, MON. 24FEB.) Greenwich sidereal time: 03:16:10 (17:00:00 UT) Sun's RA and DEC: 22h 29.4m -9d 28.6 =========================================================== 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 Ht Kk Ma Ny Ns Kv Ww Wn Wz Yg 1741-038 20055-170000| 126 126 | OJ287 20055-170000| 45 32 64 62 64 64 64| 0727-115 20055-170145| 61 46 63 63 62 46| =========================================================== Last observations Source Start DURATIONS name yyddd-hhmmss Ht Kk Ma Ny Ns Kv Ww Wn Wz Yg 1657-261 20056-165344| 41 250 250| 0307+380 20056-165407| 75 75 | 2000+472 20056-165601| 93 87 93 | 0955+476 20056-165628| 27 34 34 | 1732+389 20056-165819| 96 96 96 96 | 0454-234 20056-165852| 63 63 63 63 63| =========================================================== SKED Summary from file ./r1935.skd for experiment R1935 (all scans with at least one subnet station) Average number of obs. per baseline per source(normalized by up-time) = 9.7 Min = 0.0 Max = 118.4 (Baseline Ny-Ns on 0458-020) RMS = 13.8 Total time: 1440 minutes ( 24.0 hours). Key: Ht=HART15M Kk=KOKEE Ma=MATERA Ny=NYALES20 Ns=NYALE13S Kv=SEJONG Ww=WARK12M Wn=WETTZ13N Wz=WETTZELL Yg=YARRA12M Ht Kk Ma Ny Ns Kv Ww Wn Wz Yg Avg % obs. time: 56 53 51 60 25 63 59 69 58 63 56 % cal. time: 6 6 6 6 3 5 5 5 4 5 5 % slew time: 27 27 38 24 2 20 13 3 11 16 19 % idle time: 10 13 4 9 68 11 22 22 26 15 21 total # scans: 503 489 508 515 271 392 399 455 386 396 431 # scans/hour : 21 20 21 21 11 16 17 19 16 17 18 Avg scan (sec): 97 94 86 101 81 139 128 130 129 138 111 # 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): 1.56 1.47 1.40 1.66 0.70 1.74 1.64 1.90 1.59 1.75 1.54 # OF OBSERVATIONS BY BASELINE | Ht Kk Ma Ny Ns Kv Ww Wn Wz Yg Total ------------------------------------------------------------ Ht| 0 286 151 85 105 115 216 186 175 1319 Kk| 91 250 136 210 202 117 94 100 1200 Ma| 307 182 141 2 362 258 85 1714 Ny| 234 190 37 280 170 59 1678 Ns| 150 14 181 142 50 1174 Kv| 108 147 131 168 1350 Ww| 3 2 213 696 Wn| 230 76 1612 Wz| 82 1295 Yg| 1008 Number of 2-station scans: 488 Number of 3-station scans: 352 Number of 4-station scans: 207 Number of 5-station scans: 84 Number of 6-station scans: 83 Number of 7-station scans: 64 Number of 8-station scans: 11 Number of 9-station scans: 0 Number of 10-station scans: 0 Total number of scans: 1289 Total number of obs: 6523 Total integrated obs-time: 649772 Average obs-time: 99.6 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: | 1362| 988| 773| 733| 651| 461| 366| 297| 256| 174| 129| 101| 82| 67| 27| 18| 14| 10| 14| Average X-band SNRs by baseline | Ht Kk Ma Ny Ns Kv Ww Wn Wz Yg AVG ----------------------------------------------------------- Ht| - 51 53 44 34 32 64 92 40 54 Kk| 34 46 37 33 35 36 47 28 38 Ma| 69 68 38 23 93 142 35 76 Ny| 101 48 46 95 144 46 77 Ns| 36 43 78 108 35 70 Kv| 31 44 63 30 40 Ww| 45 59 35 35 Wn| 276 42 103 Wz| 52 135 Yg| 37 Average S-band SNRs by baseline | Ht Kk Ma Ny Ns Kv Ww Wn Wz Yg AVG ----------------------------------------------------------- Ht| - 29 33 27 24 22 49 48 29 34 Kk| 29 36 31 29 33 44 44 31 34 Ma| 26 27 18 24 47 49 18 34 Ny| 36 22 22 48 52 23 35 Ns| 17 16 41 40 17 31 Kv| 17 29 29 19 23 Ww| 25 18 21 24 Wn| 126 30 55 Wz| 27 58 Yg| 24 =========================================================== Recording mode Name Code GEOSX SX Recording mode for: HART15M 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 0237+040 1.00 1.50 0.37 24 5 0802-010 1.00 1.50 0.25 16 5 0700-465 1.00 1.50 0.00 0 0 1519-294 1.00 1.50 0.15 10 4 1459+480 1.00 1.50 0.21 14 5 1831-711 1.00 1.50 0.21 14 14 2245-328 1.00 1.50 0.21 14 8 0955+326 1.00 1.50 0.89 58 14 1143-245 1.00 1.50 0.03 2 2 1920-211 1.00 1.50 0.21 14 6 Total 2.54 166 63 =========================================================== 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 HtKkMaNyNsKvWwWnWzYg 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) Ht Kk Ma Ny Ns Kv Ww Wn Wz Ht 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