Session Notes for R1 (Rapid Turnaround Monday) session: r1995 Prepared by C. Thomas, NVI, Inc./GSFC Refer to http://ivscc.gsfc.nasa.gov/program/descrip2021.html#r1 for the session purpose. =========================================================== ----- Parameter listing -------------------------------------- Experiment: R1995 Description IVS-R1 Scheduler: NASA Correlator: BONN Start: 2021-109-17:00:00 End: 2021-110-17:00:00 Current yyyyddd: 2021109 (2021.30) ( 19324 MJD, MON. 19APR.) Greenwich sidereal time: 06:52:03 (17:00:00 UT) Sun's RA and DEC: 1h 51.1m 11d 25.2 =========================================================== Important Station Information Ny Alesund, Ny Alesund-South, and Wettzell-North were 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 Nt Ny Ns On Kv Wn Wz Yg 0814+425 21109-170000| 66 129 63 112 172 125 152 172 158 | 2008-159 21109-170000| 97 97| =========================================================== Last observations Source Start DURATIONS name yyddd-hhmmss Ht Kk Ma Nt Ny Ns On Kv Wn Wz Yg 1243-160 21110-165620| 215 215| 0202+319 21110-165634| 50 201 201 45 54 71 71 | 3C418 21110-165826| 89 89 89 89 89 89 89 | =========================================================== SKED Summary from file ./r1995.skd for experiment R1995 (all scans with at least one subnet station) Average number of obs. per baseline per source(normalized by up-time) = 12.1 Min = 0.0 Max = 96.0 (Baseline Kk-Ma on 1749+096) RMS = 13.4 Total time: 1440 minutes ( 24.0 hours). Key: Ht=HART15M Kk=KOKEE Ma=MATERA Nt=NOTO Ny=NYALES20 Ns=NYALE13S On=ONSALA60 Kv=SEJONG Wn=WETTZ13N Wz=WETTZELL Yg=YARRA12M Ht Kk Ma Nt Ny Ns On Kv Wn Wz Yg Avg % obs. time: 54 50 57 46 67 65 63 60 74 68 58 60 % cal. time: 5 4 5 6 4 4 5 5 6 6 5 5 % slew time: 22 21 32 42 17 2 25 20 8 11 15 20 % idle time: 17 24 5 5 11 29 6 15 11 15 21 15 total # scans: 435 374 462 486 353 305 447 391 486 482 390 419 # scans/hour : 18 16 19 20 15 13 19 16 20 20 16 17 Avg scan (sec): 108 115 107 82 163 183 121 133 132 121 129 126 # data tracks: 16 16 16 16 16 16 16 16 16 16 16 # Mk5 tracks: 16 16 16 16 16 16 16 16 16 16 16 Total TB(M5): 1.50 1.38 1.58 1.28 1.84 1.79 1.73 1.67 2.05 1.87 1.60 1.66 # OF OBSERVATIONS BY BASELINE | Ht Kk Ma Nt Ny Ns On Kv Wn Wz Yg Total ----------------------------------------------------------------- Ht| 0 236 263 132 101 205 94 246 236 204 1717 Kk| 134 130 147 139 147 231 150 158 144 1380 Ma| 442 315 272 421 177 436 421 69 2923 Nt| 301 258 403 161 438 436 66 2898 Ny| 277 328 181 320 305 55 2361 Ns| 287 175 279 261 52 2101 On| 188 418 401 66 2864 Kv| 186 175 159 1727 Wn| 439 73 2985 Wz| 73 2905 Yg| 961 Number of 2-station scans: 339 Number of 3-station scans: 98 Number of 4-station scans: 46 Number of 5-station scans: 66 Number of 6-station scans: 73 Number of 7-station scans: 102 Number of 8-station scans: 108 Number of 9-station scans: 91 Number of 10-station scans: 29 Number of 11-station scans: 0 Total number of scans: 952 Total number of obs: 12411 Total integrated obs-time: 1355631 Average obs-time: 109.2 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: | 2235| 1692| 1471| 891| 1577| 981| 745| 754| 459| 695| 274| 195| 121| 114| 71| 50| 39| 15| 32| Average X-band SNRs by baseline | Ht Kk Ma Nt Ny Ns On Kv Wn Wz Yg AVG ---------------------------------------------------------------- Ht| - 60 46 66 65 49 40 68 88 37 58 Kk| 39 31 64 56 36 38 48 58 32 45 Ma| 58 81 71 64 42 83 105 44 71 Nt| 57 51 47 28 61 78 27 55 Ny| 154 88 63 107 131 70 94 Ns| 78 56 100 120 67 88 On| 40 79 101 42 68 Kv| 48 59 32 45 Wn| 146 51 87 Wz| 57 103 Yg| 41 Average S-band SNRs by baseline | Ht Kk Ma Nt Ny Ns On Kv Wn Wz Yg AVG ---------------------------------------------------------------- Ht| - 31 55 33 36 28 23 48 44 24 38 Kk| 32 61 48 45 32 31 52 45 31 41 Ma| 53 30 28 25 18 42 38 18 35 Nt| 51 50 44 32 74 67 28 55 Ny| 49 32 25 51 45 27 41 Ns| 30 23 51 45 24 40 On| 18 41 37 18 33 Kv| 28 26 17 24 Wn| 69 28 52 Wz| 23 48 Yg| 24 =========================================================== Recording mode Name Code GEOSX SX Recording mode for: HART15M KOKEE MATERA NOTO NYALES20 ONSALA60 SEJONG WETTZ13N WETTZELL YARRA12M Mode Tot.Rate #Chan Chan.BW Tot.BW #BBC #bits Tracks*(fan) Tot.tracks Barrel Mk341:1 256 Mbps 16 8 Mhz 128 Mhz 14 1 16*(1) 16 NONE 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: NYALE13S Mode Tot.Rate #Chan Chan.BW Tot.BW #BBC #bits Tracks*(fan) Tot.tracks Barrel MK341:2 256 Mbps 16 8 Mhz 128 Mhz 14 1 16*(2) 32 NONE 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 2312-319 1.00 1.50 0.00 0 0 1952+138 1.00 1.50 0.00 0 0 0729+259 1.00 1.50 0.18 22 4 1459+480 1.00 1.50 0.13 16 3 0642-349 1.00 1.50 0.09 11 2 0930-080 1.00 1.50 0.00 0 0 0422+004 1.00 1.50 0.36 45 4 0159+723 1.00 1.50 1.70 211 9 0230-790 1.00 1.50 0.06 7 7 1443-162 1.00 1.50 0.00 0 0 Total 2.51 312 29 =========================================================== 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 HtKkMaNtNyNsOnKvWnWzYg 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 El_noise 0.0 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 Nt Ny Ns On Kv Wn Wz Ht Kk Ma Nt Ny Ns On Kv Wn Wz Kk 20 Kk 15 Ma 20 20 Ma 15 15 Nt 20 20 20 Nt 15 15 15 Ny 20 20 20 20 Ny 15 15 15 15 Ns 20 20 20 20 20 Ns 15 15 15 15 15 On 20 20 20 20 20 20 On 15 15 15 15 15 15 Kv 20 20 20 20 20 20 20 Kv 15 15 15 15 15 15 15 Wn 20 20 20 20 20 20 20 20 Wn 15 15 15 15 15 15 15 15 Wz 20 20 20 20 20 20 20 20 20 Wz 15 15 15 15 15 15 15 15 15 Yg 20 20 20 20 20 20 20 20 20 20 Yg 15 15 15 15 15 15 15 15 15 15