Session Notes for R1 (Rapid Turnaround Monday) session: r1848 Prepared by C. Thomas, NVI, Inc./GSFC Refer to http://ivscc.gsfc.nasa.gov/program/descrip2018.html#r1 for the session purpose. =========================================================== ----- Parameter listing -------------------------------------- Experiment: R1848 Description IVS-R1 Scheduler: NASA Correlator: BONN Start: 2018-176-17:00:00 End: 2018-177-17:00:00 Current yyyyddd: 2018176 (2018.48) ( 18295 MJD, MON. 25JUN.) Greenwich sidereal time: 11:15:08 (17:00:00 UT) Sun's RA and DEC: 6h 17.8m 23d 22.4 =========================================================== There are no observations for Kokee and Wettzell from 18:15 U.T. to 19:45 U.T. Kokee and Wettzell will participate in the intensive session during this period. =========================================================== First observations Source Start DURATIONS name yyddd-hhmmss Ft Ht Ke Kk Ny Kv Wn Wz Yg 2227-088 18176-170000| 58 58 58| OJ287 18176-170000| 20 20 20 20 20 | 1144+402 18176-170107| 20 20 20 | 1741-038 18176-170158| 141 146 146| 1323+321 18176-170207| 103 115 115 | 0458-020 18176-170246| 76 76 | =========================================================== Last observations Source Start DURATIONS name yyddd-hhmmss Ft Ht Ke Kk Ny Kv Wn Wz Yg 0636+680 18177-165626| 74 74 | 1741-038 18177-165656| 179 34 179 28| 0458-020 18177-165718| 157 157 | NRAO150 18177-165816| 99 99 | 2052-474 18177-165824| 91 91| =========================================================== SKED Summary from file ./r1848.skd for experiment R1848 (all scans with at least one subnet station) Average number of obs. per baseline per source(normalized by up-time) = 6.4 Min = 0.0 Max = 180.0 (Baseline Ft-Ny on 0458-020) RMS = 12.6 Total time: 1440 minutes ( 24.0 hours). Key: Ft=FORTLEZA Ht=HART15M Ke=KATH12M Kk=KOKEE Ny=NYALES20 Kv=SEJONG Wn=WETTZ13N Wz=WETTZELL Yg=YARRA12M Ft Ht Ke Kk Ny Kv Wn Wz Yg Avg % obs. time: 51 55 65 50 60 58 70 64 64 60 % cal. time: 4 4 6 5 5 5 4 4 5 5 % slew time: 41 21 18 25 21 21 3 12 17 20 % idle time: 2 19 11 19 13 16 22 19 13 15 total # scans: 325 362 477 426 416 404 354 352 450 396 # scans/hour : 14 15 20 18 17 17 15 15 19 17 Avg scan (sec): 137 132 117 102 125 123 171 157 122 131 # data tracks: 32 32 32 32 32 32 32 32 32 # Mk5 tracks: 32 32 32 32 32 32 32 32 32 Total TB(M5): 2.85 3.05 3.57 2.79 3.32 3.19 3.87 3.54 3.51 3.30 # OF OBSERVATIONS BY BASELINE | Ft Ht Ke Kk Ny Kv Wn Wz Yg Total ------------------------------------------------------- Ft| 209 1 58 154 22 234 183 6 867 Ht| 84 0 94 59 186 152 103 887 Ke| 154 54 237 25 34 404 993 Kk| 216 221 78 97 115 939 Ny| 135 202 199 39 1093 Kv| 67 91 207 1039 Wn| 228 34 1054 Wz| 45 1029 Yg| 953 Number of 2-station scans: 470 Number of 3-station scans: 310 Number of 4-station scans: 230 Number of 5-station scans: 120 Number of 6-station scans: 27 Number of 7-station scans: 2 Number of 8-station scans: 0 Number of 9-station scans: 0 Total number of scans: 1159 Total number of obs: 4427 Total integrated obs-time: 528705 Average obs-time: 119.4 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: | 453| 375| 403| 357| 353| 305| 248| 267| 221| 248| 184| 286| 133| 91| 118| 89| 49| 78| 169| Average X-band SNRs by baseline | Ft Ht Ke Kk Ny Kv Wn Wz Yg AVG ------------------------------------------------------ Ft| 30 28 24 33 23 30 41 23 32 Ht| 42 - 103 42 114 143 45 79 Ke| 36 53 38 48 55 41 41 Kk| 61 39 60 67 29 46 Ny| 61 179 210 48 109 Kv| 53 67 31 43 Wn| 319 47 141 Wz| 52 156 Yg| 39 Average S-band SNRs by baseline | Ft Ht Ke Kk Ny Kv Wn Wz Yg AVG ------------------------------------------------------ Ft| 21 15 24 19 15 23 23 17 22 Ht| 27 - 50 26 77 72 32 47 Ke| 33 25 20 27 23 24 25 Kk| 46 32 64 51 34 40 Ny| 27 79 67 29 48 Kv| 35 29 20 25 Wn| 136 34 72 Wz| 26 67 Yg| 26 =========================================================== Recording mode Name Code GEOSX8N 8F Recording mode for: FORTLEZA HART15M KATH12M KOKEE NYALES20 SEJONG WETTZ13N WETTZELL 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 1323+321 1.00 1.50 0.54 24 16 2044-168 1.00 1.50 0.00 0 0 0426+273 1.00 1.50 0.00 0 0 0216+011 1.00 1.50 0.27 12 10 0636+680 1.00 1.50 0.25 11 9 2239+096 1.00 1.50 0.41 18 10 1601+112 1.00 1.50 0.00 0 0 1049+215 1.00 1.50 0.00 0 0 0854-108 1.00 1.50 0.05 2 2 1954+513 1.00 1.50 0.86 38 18 Total 2.37 105 65 =========================================================== 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 FtHtKeKkNyKvWnWzYg 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 =========================================================== Weighted Station 1 FORTLEZA 2.00 =========================================================== 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 Ke Kk Ny Kv Wn Wz Ft Ht Ke Kk Ny Kv Wn Wz Ht 20 Ht 15 Ke 20 20 Ke 15 15 Kk 20 20 20 Kk 15 15 15 Ny 20 20 20 20 Ny 15 15 15 15 Kv 20 20 20 20 20 Kv 15 15 15 15 15 Wn 20 20 20 20 20 20 Wn 15 15 15 15 15 15 Wz 20 20 20 20 20 20 99 Wz 15 15 15 15 15 15 99 Yg 20 20 20 20 20 20 20 20 Yg 15 15 15 15 15 15 15 15