Session Notes for R1 (Rapid Turnaround Monday) session: r1902 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: R1902 Description IVS-R1 Scheduler: NASA Correlator: BONN Start: 2019-189-17:00:00 End: 2019-190-17:00:00 Current yyyyddd: 2019189 (2019.52) ( 18673 MJD, MON. 8JUL.) Greenwich sidereal time: 12:05:26 (17:00:00 UT) Sun's RA and DEC: 7h 10.5m 22d 26.8 =========================================================== Important Station Information Ishioka was tagged along to this schedule file. =========================================================== There are no observations for Sheshan from 18:15 U.T. to 19:45 U.T. Sheshan will participate in the intensive session during this period. =========================================================== First observations Source Start DURATIONS name yyddd-hhmmss Ht Is Kb Ke Ma Kv Sh Yg 1741-038 19189-170000| 75 100 20 219 46 78 20 219| =========================================================== Last observations Source Start DURATIONS name yyddd-hhmmss Ht Is Kb Ke Ma Kv Sh Yg 1354-152 19190-165129| 190 190 | 2318+049 19190-165132| 269 84 267 225 182 269| 3C418 19190-165647| 46 37 46 35 46 20 45| 0308-611 19190-165829| 86 86| 1803+784 19190-165830| 85 85 85 85 85 | =========================================================== SKED Summary from file ./r1902.skd for experiment R1902 (all scans with at least one subnet station) Average number of obs. per baseline per source(normalized by up-time) = 12.6 Min = 0.0 Max = 70.2 (Baseline Is-Ma on 1124-186) RMS = 15.0 Total time: 1440 minutes ( 24.0 hours). Key: Ht=HART15M Is=ISHIOKA Kb=KASHIM34 Ke=KATH12M Ma=MATERA Kv=SEJONG Sh=SESHAN25 Yg=YARRA12M Ht Is Kb Ke Ma Kv Sh Yg Avg % obs. time: 55 67 47 70 52 63 37 66 57 % cal. time: 4 4 5 4 4 4 5 4 4 % slew time: 21 6 42 12 29 17 47 13 24 % idle time: 19 22 6 13 14 16 10 16 15 total # scans: 371 325 399 337 338 330 422 346 358 # scans/hour : 15 14 17 14 14 14 18 14 15 Avg scan (sec): 128 178 101 181 133 164 75 165 140 # data tracks: 32 32 32 32 32 32 32 32 # Mk5 tracks: 32 32 32 32 32 32 32 32 Total TB(M5): 3.05 3.71 2.58 3.89 2.88 3.47 2.03 3.65 3.16 # OF OBSERVATIONS BY BASELINE | Ht Is Kb Ke Ma Kv Sh Yg Total -------------------------------------------------- Ht| 128 172 151 225 124 213 190 1203 Is| 303 242 174 275 286 206 1614 Kb| 257 188 278 361 218 1777 Ke| 137 227 269 274 1557 Ma| 161 222 117 1224 Kv| 283 192 1540 Sh| 240 1874 Yg| 1437 Number of 2-station scans: 160 Number of 3-station scans: 109 Number of 4-station scans: 54 Number of 5-station scans: 87 Number of 6-station scans: 134 Number of 7-station scans: 74 Number of 8-station scans: 31 Total number of scans: 649 Total number of obs: 6113 Total integrated obs-time: 679234 Average obs-time: 111.1 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: | 1081| 532| 538| 479| 481| 343| 395| 378| 326| 267| 108| 122| 113| 103| 147| 88| 99| 79| 434| Average X-band SNRs by baseline | Ht Is Kb Ke Ma Kv Sh Yg AVG ------------------------------------------------- Ht| 66 47 47 69 43 75 48 58 Is| 103 67 70 94 128 55 88 Kb| 48 51 62 115 38 72 Ke| 41 44 72 46 54 Ma| 46 83 44 61 Kv| 85 36 63 Sh| 59 91 Yg| 47 Average S-band SNRs by baseline | Ht Is Kb Ke Ma Kv Sh Yg AVG ------------------------------------------------- Ht| 46 43 27 38 28 39 32 36 Is| 72 38 39 48 55 38 50 Kb| 35 37 42 63 34 49 Ke| 21 24 29 28 29 Ma| 24 32 24 32 Kv| 34 24 34 Sh| 29 42 Yg| 30 =========================================================== Recording mode Name Code GEOSX8N 8F Recording mode for: HART15M ISHIOKA KASHIM34 KATH12M MATERA SEJONG SESHAN25 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 0.05 3 3 1318-263 1.00 1.50 0.08 5 3 2005-489 1.00 1.50 0.00 0 0 0325+395 1.00 1.50 0.07 4 2 0516-621 1.00 1.50 0.07 4 4 2106+143 1.00 1.50 0.20 12 5 1823+568 1.00 1.50 1.10 67 7 0743+259 1.00 1.50 0.13 8 4 0013-005 1.00 1.50 0.56 34 5 1608+243 1.00 1.50 0.00 0 0 Total 2.24 137 33 =========================================================== 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 HtIsKbKeMaKvShYg 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 Is Kb Ke Ma Kv Sh Ht Is Kb Ke Ma Kv Sh Is 20 Is 15 Kb 20 20 Kb 15 15 Ke 20 20 20 Ke 15 15 15 Ma 20 20 20 20 Ma 15 15 15 15 Kv 20 20 20 20 20 Kv 15 15 15 15 15 Sh 20 20 20 20 20 20 Sh 15 15 15 15 15 15 Yg 20 20 20 20 20 20 20 Yg 15 15 15 15 15 15 15