Session Notes for R1 (Rapid Turnaround Monday) session: r1900 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: R1900 Description IVS-R1 Scheduler: NASA Correlator: BONN Start: 2019-175-17:00:00 End: 2019-176-17:00:00 Current yyyyddd: 2019175 (2019.48) ( 18659 MJD, MON. 24JUN.) Greenwich sidereal time: 11:10:14 (17:00:00 UT) Sun's RA and DEC: 6h 12.7m 23d 24.2 =========================================================== There are no observations for Kokee from 18:15 U.T. to 19:45 U.T. Kokee will participate in the intensive session during this period. =========================================================== First observations Source Start DURATIONS name yyddd-hhmmss Ag Ht Is Ke Kk Ma Kv Yg 0530-727 19175-170000| 148 148 | 3C418 19175-170000| 130 128 21 38 107 130| =========================================================== Last observations Source Start DURATIONS name yyddd-hhmmss Ag Ht Is Ke Kk Ma Kv Yg 0646-306 19176-165301| 270 270 | 2052-474 19176-165554| 136 120 136| 0059+581 19176-165644| 61 65 65 | 0202+319 19176-165846| 69 69 69 | 1424-418 19176-165856| 59 59 59| =========================================================== SKED Summary from file ./r1900.skd for experiment R1900 (all scans with at least one subnet station) Average number of obs. per baseline per source(normalized by up-time) = 12.8 Min = 0.0 Max = 144.0 (Baseline Ag-Kk on 1406-076) RMS = 16.2 Total time: 1440 minutes ( 24.0 hours). Key: Ag=AGGO Ht=HART15M Is=ISHIOKA Ke=KATH12M Kk=KOKEE Ma=MATERA Kv=SEJONG Yg=YARRA12M Ag Ht Is Ke Kk Ma Kv Yg Avg % obs. time: 63 60 71 75 55 51 67 72 64 % cal. time: 4 5 5 4 4 4 4 4 4 % slew time: 6 27 10 14 26 33 19 14 19 % idle time: 26 7 13 6 13 10 8 9 12 total # scans: 330 414 469 370 387 349 371 357 380 # scans/hour : 14 17 20 15 16 15 15 15 16 Avg scan (sec): 165 126 130 174 123 127 156 175 146 # data tracks: 32 32 32 32 32 32 32 32 # Mk5 tracks: 32 32 32 32 32 32 32 32 Total TB(M5): 3.48 3.34 3.91 4.13 3.04 2.84 3.72 3.99 3.56 # OF OBSERVATIONS BY BASELINE | Ag Ht Is Ke Kk Ma Kv Yg Total -------------------------------------------------- Ag| 210 1 26 98 76 0 40 451 Ht| 153 134 0 187 108 157 949 Is| 294 261 230 338 258 1535 Ke| 171 139 289 311 1364 Kk| 112 207 141 990 Ma| 187 119 1050 Kv| 240 1369 Yg| 1266 Number of 2-station scans: 344 Number of 3-station scans: 200 Number of 4-station scans: 103 Number of 5-station scans: 177 Number of 6-station scans: 77 Number of 7-station scans: 0 Number of 8-station scans: 0 Total number of scans: 901 Total number of obs: 4487 Total integrated obs-time: 567920 Average obs-time: 126.6 Histogram of observation durations Dur: 15 30 45 60 75 90 105 120 135 150 165 180 195 210 225 240 255 270 285 300 #Obs: | 308| 328| 376| 346| 426| 433| 293| 287| 193| 156| 230| 127| 141| 203| 205| 74| 109| 56| 196| Average X-band SNRs by baseline | Ag Ht Is Ke Kk Ma Kv Yg AVG ------------------------------------------------- Ag| 33 15 23 22 23 - 21 27 Ht| 46 46 - 79 33 52 49 Is| 55 64 59 68 43 57 Ke| 37 45 39 48 45 Kk| 44 42 29 43 Ma| 45 43 52 Kv| 31 45 Yg| 41 Average S-band SNRs by baseline | Ag Ht Is Ke Kk Ma Kv Yg AVG ------------------------------------------------- Ag| 19 15 14 19 15 - 15 18 Ht| 35 27 - 43 24 32 30 Is| 28 51 29 31 28 33 Ke| 33 19 18 23 24 Kk| 32 32 33 36 Ma| 20 21 27 Kv| 18 24 Yg| 25 =========================================================== Recording mode Name Code GEOSX8N 8F Recording mode for: AGGO HART15M ISHIOKA KATH12M KOKEE MATERA SEJONG YARRA12M Mode Tot.Rate Tot.BandW #BBC #bits Barrel Mk341:1 512 Mbits 128 MHz 14 2 NONE Chan.BW #Subpasses Tracks(*fan) Tot.tracks 8.00 MHz 1 32(*1) 32 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 19.13 11.48 30.61 =========================================================== Monitoring Sources Source Min Max Actual #Num #Scans 0918-297 1.00 1.50 0.02 1 1 1812+412 1.00 1.50 0.07 3 3 2356+196 1.00 1.50 0.33 15 7 2321-375 1.00 1.50 0.04 2 2 1824-582 1.00 1.50 0.53 24 20 0440+345 1.00 1.50 0.00 0 0 1221+809 1.00 1.50 0.40 18 10 0400-319 1.00 1.50 0.16 7 7 1423+146 1.00 1.50 0.00 0 0 1406-267 1.00 1.50 0.00 0 0 Total 1.56 70 50 =========================================================== 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 AgHtIsKeKkMaKvYg 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 Ke Kk Ma Kv Ag Ht Is Ke Kk Ma Kv Ht 15 Ht 13 Is 15 20 Is 13 15 Ke 15 20 20 Ke 13 15 15 Kk 15 20 20 20 Kk 13 15 15 15 Ma 15 20 20 20 20 Ma 13 15 15 15 15 Kv 15 20 20 20 20 20 Kv 13 15 15 15 15 15 Yg 15 20 20 20 20 20 20 Yg 13 15 15 15 15 15 15