Session Notes for R1 (Rapid Turnaround Monday) session: r1833 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: R1833 Description IVS-R1 Scheduler: NASA Correlator: WASH Start: 2018-071-17:00:00 End: 2018-072-17:00:00 Current yyyyddd: 2018071 (2018.19) ( 18190 MJD, MON. 12MAR.) Greenwich sidereal time: 04:21:10 (17:00:00 UT) Sun's RA and DEC: 23h 30.9m -3d 8.7 =========================================================== First observations Source Start DURATIONS name yyddd-hhmmss Ft Ht Ke Ny Kv Ww Wn Yg 1424-418 18071-170000| 124 124 | OJ287 18071-170000| 133 133 43 93 127| 0059+581 18071-170214| 147 147 66 | =========================================================== Last observations Source Start DURATIONS name yyddd-hhmmss Ft Ht Ke Ny Kv Ww Wn Yg 1751+288 18072-165307| 133 133 | 0648-165 18072-165425| 295 295 295 | 1104-445 18072-165534| 261 261| 3C418 18072-165602| 43 43 | 0716+714 18072-165824| 91 91 | =========================================================== SKED Summary from file ./r1833.skd for experiment R1833 (all scans with at least one subnet station) Average number of obs. per baseline per source(normalized by up-time) = 4.4 Min = 0.0 Max = 84.7 (Baseline Ww-Wn on 1749+096) RMS = 11.0 Total time: 1440 minutes ( 24.0 hours). Key: Ft=FORTLEZA Ht=HART15M Ke=KATH12M Ny=NYALES20 Kv=SEJONG Ww=WARK12M Wn=WETTZ13N Yg=YARRA12M Ft Ht Ke Ny Kv Ww Wn Yg Avg % obs. time: 53 59 72 62 52 55 67 69 61 % cal. time: 3 4 4 4 4 3 4 4 4 % slew time: 35 18 14 19 16 9 3 13 16 % idle time: 7 19 8 14 28 32 25 13 19 total # scans: 265 313 373 382 306 255 359 344 324 # scans/hour : 11 13 16 16 13 11 15 14 14 Avg scan (sec): 174 162 167 139 146 188 161 173 163 # data tracks: 16 16 16 16 16 16 16 16 # Mk5 tracks: 16 16 16 16 16 16 16 16 Total TB(M5): 1.48 1.62 2.00 1.70 1.43 1.53 1.85 1.90 1.69 # OF OBSERVATIONS BY BASELINE | Ft Ht Ke Ny Kv Ww Wn Yg Total -------------------------------------------------- Ft| 188 0 101 0 0 192 0 481 Ht| 31 68 36 28 146 45 542 Ke| 37 127 205 22 291 713 Ny| 171 14 230 28 649 Kv| 62 72 99 567 Ww| 2 182 493 Wn| 22 686 Yg| 667 Number of 2-station scans: 498 Number of 3-station scans: 366 Number of 4-station scans: 103 Number of 5-station scans: 17 Number of 6-station scans: 1 Number of 7-station scans: 0 Number of 8-station scans: 0 Total number of scans: 985 Total number of obs: 2399 Total integrated obs-time: 370843 Average obs-time: 154.6 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: | 322| 107| 99| 98| 116| 130| 179| 153| 147| 209| 130| 71| 106| 61| 107| 74| 73| 217 Average X-band SNRs by baseline | Ft Ht Ke Ny Kv Ww Wn Yg AVG ------------------------------------------------- Ft| 32 - 29 - - 25 - 29 Ht| 40 79 27 32 79 43 51 Ke| 53 38 43 40 41 42 Ny| 44 46 110 44 69 Kv| 36 38 27 37 Ww| 51 39 40 Wn| 38 67 Yg| 38 Average S-band SNRs by baseline | Ft Ht Ke Ny Kv Ww Wn Yg AVG ------------------------------------------------- Ft| 20 - 18 - - 21 - 20 Ht| 22 42 19 21 62 25 35 Ke| 20 18 20 22 22 20 Ny| 19 20 49 21 32 Kv| 19 21 19 19 Ww| 22 20 20 Wn| 23 39 Yg| 21 =========================================================== Recording mode Name Code GEOSX SX Recording mode for: FORTLEZA 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= 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 Recording mode for: HART15M KATH12M NYALES20 SEJONG WARK12M WETTZ13N 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 0601+245 1.00 1.50 0.42 10 6 3C345 1.00 1.50 0.17 4 4 0149+218 1.00 1.50 0.75 18 10 1212+171 1.00 1.50 0.00 0 0 1251-713 1.00 1.50 0.58 14 14 0549-575 1.00 1.50 0.38 9 9 0955+326 1.00 1.50 0.42 10 10 1557+032 1.00 1.50 0.00 0 0 0422+004 1.00 1.50 0.08 2 2 1053+815 1.00 1.50 0.29 7 7 Total 3.08 74 62 =========================================================== 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 FtHtKeNyKvWwWnYg 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 =========================================================== Weighted Station 1 FORTLEZA 2.00 =========================================================== 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) Ft Ht Ke Ny Kv Ww Wn Ft Ht Ke Ny Kv Ww Wn Ht 20 Ht 15 Ke 20 20 Ke 15 15 Ny 20 20 20 Ny 15 15 15 Kv 20 20 20 20 Kv 15 15 15 15 Ww 20 20 20 20 20 Ww 15 15 15 15 15 Wn 20 20 20 20 20 20 Wn 15 15 15 15 15 15 Yg 20 20 20 20 20 20 20 Yg 15 15 15 15 15 15 15