Session Notes for R1 (Rapid Turnaround Monday) session: r1821 Prepared by C. Thomas, NVI, Inc./GSFC Refer to http://ivscc.gsfc.nasa.gov/program/descrip2017.html#r1 for the session purpose. =========================================================== ----- Parameter listing -------------------------------------- Experiment: R1821 Description IVS-R1 Scheduler: NASA Correlator: WASH Start: 2017-352-17:00:00 End: 2017-353-17:00:00 Current yyyyddd: 2017352 (2017.96) ( 18106 MJD, MON. 18DEC.) Greenwich sidereal time: 22:49:59 (17:00:00 UT) Sun's RA and DEC: 17h 46.8m -23d 24.1 =========================================================== Important Station Information Ishioka was tagged along to this schedule file. =========================================================== 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 Ht Is Ke Ny Kv Sh Wz Yg 0552+398 17352-170000| 120 300 288 97 43 300 260| 0133+476 17352-170241| 88 125 125 43 | =========================================================== Last observations Source Start DURATIONS name yyddd-hhmmss Ht Is Ke Ny Kv Sh Wz Yg 0104-408 17353-165452| 87 87| 0821+394 17353-165643| 192 192 192 | 0552+398 17353-165733| 142 142 142 142| =========================================================== SKED Summary from file ./r1821.skd for experiment R1821 (all scans with at least one subnet station) Average number of obs. per baseline per source(normalized by up-time) = 8.5 Min = 0.0 Max = 135.0 (Baseline Ht-Ny on 1741-038) RMS = 14.1 Total time: 1440 minutes ( 24.0 hours). Key: Ht=HART15M Is=ISHIOKA Ke=KATH12M Ny=NYALES20 Kv=SEJONG Sh=SESHAN25 Wz=WETTZELL Yg=YARRA12M Ht Is Ke Ny Kv Sh Wz Yg Avg % obs. time: 53 64 64 63 63 47 62 63 60 % cal. time: 5 4 5 5 4 5 5 4 5 % slew time: 21 6 15 20 17 42 14 15 19 % idle time: 20 25 15 10 14 4 17 17 16 total # scans: 415 303 415 450 353 470 475 388 408 # scans/hour : 17 13 17 19 15 20 20 16 17 Avg scan (sec): 111 183 133 122 154 86 113 139 129 # data tracks: 16 16 16 16 16 16 16 16 # Mk5 tracks: 16 16 16 16 16 16 16 16 Total TB(M5): 1.5 1.8 1.8 1.8 1.7 1.3 1.7 1.7 1.7 # OF OBSERVATIONS BY BASELINE | Ht Is Ke Ny Kv Sh Wz Yg Total -------------------------------------------------- Ht| 92 115 213 113 199 292 140 1164 Is| 196 147 268 221 122 177 1223 Ke| 83 180 212 78 327 1191 Ny| 160 273 383 61 1320 Kv| 273 135 171 1300 Sh| 251 152 1581 Wz| 69 1330 Yg| 1097 Number of 2-station scans: 379 Number of 3-station scans: 199 Number of 4-station scans: 146 Number of 5-station scans: 110 Number of 6-station scans: 79 Number of 7-station scans: 30 Number of 8-station scans: 12 Total number of scans: 955 Total number of obs: 5103 Total integrated obs-time: 587715 Average obs-time: 115.2 Histogram of observation durations Dur: 30 45 60 75 90 105 120 135 150 165 180 195 210 225 240 255 270 285 300 #Obs: | 988| 543| 462| 418| 339| 332| 381| 370| 198| 165| 127| 125| 100| 134| 100| 63| 57| 201 Average X-band SNRs by baseline | Ht Is Ke Ny Kv Sh Wz Yg AVG ------------------------------------------------- Ht| 49 42 49 31 56 73 49 54 Is| 64 91 94 147 89 50 88 Ke| 46 41 69 49 48 52 Ny| 53 97 114 38 82 Kv| 94 58 31 64 Sh| 101 60 92 Wz| 46 87 Yg| 47 Average S-band SNRs by baseline | Ht Is Ke Ny Kv Sh Wz Yg AVG ------------------------------------------------- Ht| 36 25 31 23 33 39 32 33 Is| 34 44 45 58 39 36 43 Ke| 23 20 28 22 26 26 Ny| 25 33 41 25 34 Kv| 38 23 20 30 Sh| 33 30 37 Wz| 24 35 Yg| 28 =========================================================== Recording mode Name Code GEOSX SX Recording mode for: HART15M ISHIOKA KATH12M NYALES20 SEJONG SESHAN25 WETTZELL 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= 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 1550-242 1.00 1.50 0.02 1 1 0149+218 1.00 1.50 0.74 38 8 3C345 1.00 1.50 0.45 23 17 2353+816 1.00 1.50 0.65 33 11 3C273B 1.00 1.50 0.39 20 10 0528+134 1.00 1.50 0.96 49 15 0451-282 1.00 1.50 0.35 18 14 OK290 1.00 1.50 0.31 16 8 2344-514 1.00 1.50 0.04 2 2 2145+067 1.00 1.50 1.88 96 16 Total 5.80 296 102 =========================================================== 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 HtIsKeNyKvShWzYg 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 =========================================================== 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 Ke Ny Kv Sh Wz Ht Is Ke Ny Kv Sh Wz Is 20 Is 15 Ke 20 20 Ke 15 15 Ny 20 20 20 Ny 15 15 15 Kv 20 20 20 20 Kv 15 15 15 15 Sh 20 20 20 20 20 Sh 15 15 15 15 15 Wz 20 20 20 20 20 20 Wz 15 15 15 15 15 15 Yg 20 20 20 20 20 20 20 Yg 15 15 15 15 15 15 15