Session Notes for R1 (Rapid Turnaround Monday) session: r1982 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: R1982 Description IVS-R1 Scheduler: NASA Correlator: BONN Start: 2021-018-17:00:00 End: 2021-019-17:00:00 Current yyyyddd: 2021018 (2021.05) ( 19233 MJD, MON. 18JAN.) Greenwich sidereal time: 00:53:17 (17:00:00 UT) Sun's RA and DEC: 20h 3.8m -20d 23.5 =========================================================== Important Station Information Ny Alesund-South was tagged along to this schedule file. =========================================================== First observations Source Start DURATIONS name yyddd-hhmmss Ht Ho Ma Ns Kv Wn Yg Zc 0454-234 21018-170000| 72 82 59 82 79 20| 0420-014 21018-170203| 74 167 186 119 186 30| 0003-066 21018-170443| 75 75 20| 0637-752 21018-170553| 87 87 | 0017+200 21018-170643| 73 73 73 30| 0131-522 21018-170915| 137 93 137 | 1642+690 21018-170948| 117 140 140 71| 1758-651 21018-171253| 400 400 | 0814+425 21018-171313| 60 248 233 79 248 32| =========================================================== Last observations Source Start DURATIONS name yyddd-hhmmss Ht Ho Ma Ns Kv Wn Yg Zc 0202+319 21019-165830| 85 85 85 85| OJ287 21019-165857| 58 58 58 58 | =========================================================== SKED Summary from file ./r1982.skd for experiment R1982 (all scans with at least one subnet station) Average number of obs. per baseline per source(normalized by up-time) = 10.5 Min = 0.0 Max = 53.3 (Baseline Ma-Kv on 0454-234) RMS = 12.9 Total time: 1440 minutes ( 24.0 hours). Key: Ht=HART15M Ho=HOBART26 Ma=MATERA Ns=NYALE13S Kv=SEJONG Wn=WETTZ13N Yg=YARRA12M Zc=ZELENCHK Ht Ho Ma Ns Kv Wn Yg Zc Avg % obs. time: 54 38 53 37 57 64 53 32 49 % cal. time: 5 5 6 2 4 6 5 5 5 % slew time: 25 48 35 1 15 9 16 55 26 % idle time: 15 9 5 59 23 20 25 7 21 total # scans: 457 405 484 154 304 522 435 462 402 # scans/hour : 19 17 20 6 13 22 18 19 17 Avg scan (sec): 102 80 95 208 162 106 105 60 114 # data tracks: 16 16 16 16 16 16 16 16 # Mk5 tracks: 16 16 16 16 16 16 16 16 Total TB(M5): 1.50 1.04 1.48 1.02 1.57 1.77 1.46 0.89 1.34 # OF OBSERVATIONS BY BASELINE | Ht Ho Ma Ns Kv Wn Yg Zc Total -------------------------------------------------- Ht| 140 290 75 91 289 158 266 1309 Ho| 31 14 114 25 333 47 704 Ma| 130 139 452 79 389 1510 Ns| 117 140 44 121 641 Kv| 171 141 150 923 Wn| 75 404 1556 Yg| 99 929 Zc| 1476 Number of 2-station scans: 339 Number of 3-station scans: 301 Number of 4-station scans: 169 Number of 5-station scans: 83 Number of 6-station scans: 73 Number of 7-station scans: 15 Number of 8-station scans: 1 Total number of scans: 981 Total number of obs: 4524 Total integrated obs-time: 422884 Average obs-time: 93.5 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: | 1291| 658| 599| 474| 317| 186| 247| 167| 111| 101| 95| 78| 51| 39| 32| 21| 11| 8| 38| Average X-band SNRs by baseline | Ht Ho Ma Ns Kv Wn Yg Zc AVG ------------------------------------------------- Ht| 47 68 83 42 71 51 93 68 Ho| 51 90 48 56 56 75 54 Ma| 93 44 92 47 118 87 Ns| 64 115 71 132 97 Kv| 45 38 67 50 Wn| 52 126 91 Yg| 61 52 Zc| 106 Average S-band SNRs by baseline | Ht Ho Ma Ns Kv Wn Yg Zc AVG ------------------------------------------------- Ht| 32 31 42 25 45 31 41 37 Ho| 20 25 21 26 27 26 27 Ma| 34 19 45 20 41 36 Ns| 27 57 29 45 40 Kv| 27 21 26 24 Wn| 29 60 47 Yg| 26 26 Zc| 44 =========================================================== Recording mode Name Code GEOSX SX Recording mode for: HART15M MATERA SEJONG WETTZ13N YARRA12M ZELENCHK 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: HOBART26 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 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 2106-413 1.00 1.50 0.02 1 1 0630-261 1.00 1.50 0.40 18 6 0038-326 1.00 1.50 0.29 13 3 1647-296 1.00 1.50 0.27 12 2 1240+381 1.00 1.50 0.44 20 5 0600+177 1.00 1.50 0.51 23 4 1030+074 1.00 1.50 0.07 3 3 0637-752 1.00 1.50 1.17 53 25 2134+00 1.00 1.50 0.60 27 13 1642+690 1.00 1.50 1.33 60 10 Total 5.08 230 72 =========================================================== 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 HtHoMaNsKvWnYgZc 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 Ho Ma Ns Kv Wn Yg Ht Ho Ma Ns Kv Wn Yg Ho 20 Ho 15 Ma 20 20 Ma 15 15 Ns 20 20 20 Ns 15 15 15 Kv 20 20 20 20 Kv 15 15 15 15 Wn 20 20 20 20 20 Wn 15 15 15 15 15 Yg 20 20 20 20 20 20 Yg 15 15 15 15 15 15 Zc 20 20 20 20 20 20 20 Zc 15 15 15 15 15 15 15