Session Notes for R1 (Rapid Turnaround Monday) session: r1949 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: R1949 Description IVS-R1 Scheduler: NASA Correlator: BONN Start: 2020-154-17:00:00 End: 2020-155-17:00:00 Current yyyyddd: 2020154 (2020.42) ( 19003 MJD, TUES 2JUN.) Greenwich sidereal time: 09:46:29 (17:00:00 UT) Sun's RA and DEC: 4h 44.6m 22d 18.3 =========================================================== Important Station Information Ny Alesund-South was tagged along to this schedule file. =========================================================== 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 Ft Ht Is Kk Ny Ns Kv Yg 0727-115 20154-170000| 20 20 | 1749+096 20154-170000| 58 51 58 43 43| 1417+385 20154-170143| 114 114| NRAO512 20154-170143| 112 112 85 84 90 | =========================================================== Last observations Source Start DURATIONS name yyddd-hhmmss Ft Ht Is Kk Ny Ns Kv Yg NRAO512 20155-165512| 152 145 152 84 132 | 1255-316 20155-165538| 122 122| 1749+096 20155-165829| 86 86 86 86 86| 0537-441 20155-165900| 55 55 | =========================================================== SKED Summary from file ./r1949.skd for experiment R1949 (all scans with at least one subnet station) Average number of obs. per baseline per source(normalized by up-time) = 11.7 Min = 0.0 Max = 59.7 (Baseline Ht-Is on 1243-160) RMS = 15.3 Total time: 1440 minutes ( 24.0 hours). Key: Ft=FORTLEZA Ht=HART15M Is=ISHIOKA Kk=KOKEE Ny=NYALES20 Ns=NYALE13S Kv=SEJONG Yg=YARRA12M Ft Ht Is Kk Ny Ns Kv Yg Avg % obs. time: 34 53 70 56 64 20 62 53 51 % cal. time: 3 6 6 5 5 2 5 5 5 % slew time: 38 29 10 24 21 1 21 16 21 % idle time: 24 11 13 15 8 76 11 26 24 total # scans: 300 508 496 404 426 162 425 392 389 # scans/hour : 13 21 21 17 18 7 18 16 16 Avg scan (sec): 97 90 122 119 130 107 126 117 113 # data tracks: 16 16 16 16 16 16 16 16 # Mk5 tracks: 16 16 16 16 16 16 16 16 Total TB(M5): 0.93 1.46 1.94 1.54 1.78 0.56 1.72 1.47 1.42 # OF OBSERVATIONS BY BASELINE | Ft Ht Is Kk Ny Ns Kv Yg Total -------------------------------------------------- Ft| 228 23 47 90 34 3 12 437 Ht| 107 0 112 33 96 224 800 Is| 325 317 130 402 185 1489 Kk| 246 103 270 138 1129 Ny| 153 266 77 1261 Ns| 117 55 625 Kv| 185 1339 Yg| 876 Number of 2-station scans: 474 Number of 3-station scans: 155 Number of 4-station scans: 239 Number of 5-station scans: 102 Number of 6-station scans: 39 Number of 7-station scans: 0 Number of 8-station scans: 0 Total number of scans: 1009 Total number of obs: 3978 Total integrated obs-time: 439907 Average obs-time: 110.6 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: | 741| 505| 473| 407| 358| 302| 250| 262| 181| 108| 100| 97| 53| 44| 33| 11| 16| 15| 22| Average X-band SNRs by baseline | Ft Ht Is Kk Ny Ns Kv Yg AVG ------------------------------------------------- Ft| 35 28 25 38 33 30 27 34 Ht| 48 - 60 55 34 33 40 Is| 53 67 54 51 40 53 Kk| 56 40 33 30 44 Ny| 101 44 39 60 Ns| 37 33 57 Kv| 28 40 Yg| 34 Average S-band SNRs by baseline | Ft Ht Is Kk Ny Ns Kv Yg AVG ------------------------------------------------- Ft| 22 17 21 18 15 16 16 20 Ht| 32 - 31 28 21 24 25 Is| 48 32 26 26 27 32 Kk| 41 34 28 31 37 Ny| 34 20 22 30 Ns| 16 16 26 Kv| 17 23 Yg| 24 =========================================================== 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= 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: HART15M ISHIOKA KOKEE NYALES20 SEJONG 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= 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 0804-267 1.00 1.50 0.78 31 23 0009-148 1.00 1.50 0.10 4 4 2002-375 1.00 1.50 0.10 4 4 0422-380 1.00 1.50 0.15 6 6 0149+218 1.00 1.50 0.96 38 10 1330+022 1.00 1.50 0.28 11 9 1738+476 1.00 1.50 0.23 9 5 0745+241 1.00 1.50 0.78 31 9 1606-398 1.00 1.50 0.58 23 17 2353+816 1.00 1.50 0.15 6 4 Total 4.10 163 91 =========================================================== 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 FtHtIsKkNyNsKvYg 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) Ft Ht Is Kk Ny Ns Kv Ft Ht Is Kk Ny Ns Kv Ht 20 Ht 15 Is 20 20 Is 15 15 Kk 20 20 20 Kk 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 Kv 20 20 20 20 20 20 Kv 15 15 15 15 15 15 Yg 20 20 20 20 20 20 20 Yg 15 15 15 15 15 15 15