Session Notes for R1 (Rapid Turnaround Monday) session: r1934 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: R1934 Description IVS-R1 Scheduler: NASA Correlator: BONN Start: 2020-048-17:00:00 End: 2020-049-17:00:00 Current yyyyddd: 2020048 (2020.13) ( 18897 MJD, MON. 17FEB.) Greenwich sidereal time: 02:48:34 (17:00:00 UT) Sun's RA and DEC: 22h 2.6m -11d 59.8 =========================================================== Important Station Information Ny Alesund-South was tagged along to this session. =========================================================== 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 Bd Ft Ht Ma Ny Ns On Kv Sh Wn Wz Zc 2255-282 20048-170000| 79 79 | OJ287 20048-170000| 20 93 115 20 80 109 73 127 113 127| =========================================================== Last observations Source Start DURATIONS name yyddd-hhmmss Bd Ft Ht Ma Ny Ns On Kv Sh Wn Wz Zc 0133+476 20049-165327| 79 151 67 144 110 388 388 49| 0920-397 20049-165416| 149 149 136 | 0342+147 20049-165628| 207 70 207| 0119+041 20049-165636| 199 74 199 | 1144-379 20049-165733| 28 28 | 1255-316 20049-165848| 67 67 | 0405-385 20049-165850| 65 65 65 | =========================================================== SKED Summary from file ./r1934.skd for experiment R1934 (all scans with at least one subnet station) Average number of obs. per baseline per source(normalized by up-time) = 8.3 Min = 0.0 Max = 504.0 (Baseline Ny-Wn on 0446+112) RMS = 15.5 Total time: 1440 minutes ( 24.0 hours). Key: Bd=BADARY Ft=FORTLEZA Ht=HART15M Ma=MATERA Ny=NYALES20 Ns=NYALE13S On=ONSALA60 Kv=SEJONG Sh=SESHAN25 Wn=WETTZ13N Wz=WETTZELL Zc=ZELENCHK Bd Ft Ht Ma Ny Ns On Kv Sh Wn Wz Zc Avg % obs. time: 35 38 56 57 63 35 65 49 49 71 54 34 51 % cal. time: 5 4 5 5 5 3 5 5 6 5 4 5 5 % slew time: 52 42 25 32 20 2 24 18 39 3 12 54 27 % idle time: 6 16 13 5 11 58 6 27 5 20 29 6 17 total # scans: 463 320 433 398 400 280 396 407 488 404 374 459 401 # scans/hour : 19 13 18 17 17 12 17 17 20 17 16 19 17 Avg scan (sec): 66 103 111 125 137 109 142 105 86 152 125 63 109 # data tracks: 16 16 16 16 16 16 16 16 16 16 16 16 # Mk5 tracks: 16 16 16 16 16 16 16 16 16 16 16 16 Total TB(M5): 0.98 1.05 1.54 1.59 1.75 0.98 1.80 1.36 1.35 1.97 1.49 0.93 1.40 # OF OBSERVATIONS BY BASELINE | Bd Ft Ht Ma Ny Ns On Kv Sh Wn Wz Zc Total ---------------------------------------------------------------------- Bd| 38 120 173 234 152 173 223 323 173 115 271 1995 Ft| 226 116 77 64 99 2 19 121 129 103 994 Ht| 196 115 87 150 73 117 174 141 176 1575 Ma| 218 183 296 64 134 294 171 282 2127 Ny| 232 270 99 179 234 103 238 1999 Ns| 223 68 118 185 98 177 1587 On| 69 132 295 174 246 2127 Kv| 344 72 77 96 1187 Sh| 137 74 177 1754 Wn| 159 246 2090 Wz| 200 1441 Zc| 2212 Number of 2-station scans: 399 Number of 3-station scans: 304 Number of 4-station scans: 156 Number of 5-station scans: 80 Number of 6-station scans: 66 Number of 7-station scans: 42 Number of 8-station scans: 52 Number of 9-station scans: 68 Number of 10-station scans: 27 Number of 11-station scans: 8 Number of 12-station scans: 1 Total number of scans: 1203 Total number of obs: 10544 Total integrated obs-time: 1013654 Average obs-time: 96.1 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: | 2603| 1697| 1360| 982| 748| 686| 664| 445| 324| 238| 232| 167| 127| 80| 39| 36| 39| 15| 62| Average X-band SNRs by baseline | Bd Ft Ht Ma Ny Ns On Kv Sh Wn Wz Zc AVG --------------------------------------------------------------------- Bd| 50 72 91 101 85 78 73 150 101 155 170 112 Ft| 42 43 42 35 38 27 49 54 68 57 48 Ht| 71 62 46 53 38 69 87 117 99 70 Ma| 77 58 75 47 78 111 192 124 93 Ny| 80 76 53 89 97 179 111 89 Ns| 55 38 74 69 117 92 71 On| 43 68 97 164 101 82 Kv| 69 55 70 70 61 Sh| 85 130 127 97 Wn| 353 146 116 Wz| 231 175 Zc| 128 Average S-band SNRs by baseline | Bd Ft Ht Ma Ny Ns On Kv Sh Wn Wz Zc AVG --------------------------------------------------------------------- Bd| 19 36 31 37 32 29 27 47 46 46 55 39 Ft| 24 19 19 16 17 18 18 31 29 23 23 Ht| 34 33 26 30 21 32 55 53 47 37 Ma| 30 24 29 19 26 53 60 40 35 Ny| 32 31 21 30 49 59 39 35 Ns| 24 16 26 38 42 34 29 On| 18 25 50 56 37 34 Kv| 25 30 27 25 24 Sh| 39 40 38 33 Wn| 149 63 56 Wz| 65 61 Zc| 45 =========================================================== Recording mode Name Code GEOSX SX Recording mode for: BADARY HART15M MATERA NYALES20 ONSALA60 SEJONG SESHAN25 WETTZ13N WETTZELL ZELENCHK 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: 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= 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 1949-052 1.00 1.50 0.72 76 10 0747+185 1.00 1.50 0.38 40 3 1601+112 1.00 1.50 0.26 27 8 3C309.1 1.00 1.50 1.62 171 7 1657-562 1.00 1.50 0.17 18 18 1045-188 1.00 1.50 0.23 24 12 0013-005 1.00 1.50 0.17 18 9 2111+400 1.00 1.50 0.06 6 6 0342+147 1.00 1.50 0.97 102 12 0302-623 1.00 1.50 0.07 7 7 Total 4.64 489 92 =========================================================== 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 BdFtHtMaNyNsOnKvShWnWzZc 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) Bd Ft Ht Ma Ny Ns On Kv Sh Wn Wz Bd Ft Ht Ma Ny Ns On Kv Sh Wn Wz Ft 20 Ft 15 Ht 20 20 Ht 15 15 Ma 20 20 20 Ma 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 Sh 20 20 20 20 20 20 20 20 Sh 15 15 15 15 15 15 15 15 Wn 20 20 20 20 20 20 20 20 20 Wn 15 15 15 15 15 15 15 15 15 Wz 20 20 20 20 20 20 20 20 20 99 Wz 15 15 15 15 15 15 15 15 15 99 Zc 20 20 20 20 20 20 20 20 20 20 20 Zc 15 15 15 15 15 15 15 15 15 15 15