Session Notes for R1 (Rapid Turnaround Monday) session: r1978 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: R1978 Description IVS-R1 Scheduler: NASA Correlator: BONN Start: 2020-356-17:00:00 End: 2020-357-17:00:00 Current yyyyddd: 2020356 (2020.98) ( 19205 MJD, MON. 21DEC.) Greenwich sidereal time: 23:02:53 (17:00:00 UT) Sun's RA and DEC: 18h 1.3m -23d 26.1 =========================================================== Important Station Information Ny Alesund-South was tagged along to this schedule file. =========================================================== First observations Source Start DURATIONS name yyddd-hhmmss Ht Ma Nt Ns On Kv Wn Yg 0458-020 20356-170000| 100 83 28 101 123 123| 0133+476 20356-170244| 80 71 49 66 115 115 | 3C371 20356-170537| 255 69 400 387 86 400 | 0308-611 20356-170541| 93 93| =========================================================== Last observations Source Start DURATIONS name yyddd-hhmmss Ht Ma Nt Ns On Kv Wn Yg 0308-611 20357-165701| 174 174| 1639+230 20357-165735| 140 140 | 0642+449 20357-165752| 123 123 123 123 | =========================================================== SKED Summary from file ./r1978.skd for experiment R1978 (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 = 54.7 (Baseline Kv-Wn on 1936-155) RMS = 13.0 Total time: 1440 minutes ( 24.0 hours). Key: Ht=HART15M Ma=MATERA Nt=NOTO Ns=NYALE13S On=ONSALA60 Kv=SEJONG Wn=WETTZ13N Yg=YARRA12M Ht Ma Nt Ns On Kv Wn Yg Avg % obs. time: 60 57 46 52 63 67 72 55 59 % cal. time: 5 5 5 3 5 4 6 3 4 % slew time: 21 32 43 2 24 15 8 11 20 % idle time: 13 5 5 42 7 13 14 30 17 total # scans: 394 451 467 240 423 310 483 268 379 # scans/hour : 16 19 19 10 18 13 20 11 16 Avg scan (sec): 133 109 85 188 129 187 128 178 141 # data tracks: 16 16 16 16 16 16 16 16 # Mk5 tracks: 16 16 16 16 16 16 16 16 Total TB(M5): 1.67 1.57 1.28 1.45 1.75 1.85 1.98 1.52 1.63 # OF OBSERVATIONS BY BASELINE | Ht Ma Nt Ns On Kv Wn Yg Total -------------------------------------------------- Ht| 274 283 95 239 85 282 133 1391 Ma| 438 222 389 166 441 52 1982 Nt| 217 384 160 453 52 1987 Ns| 232 156 224 28 1174 On| 174 404 50 1872 Kv| 169 161 1071 Wn| 54 2027 Yg| 530 Number of 2-station scans: 233 Number of 3-station scans: 67 Number of 4-station scans: 59 Number of 5-station scans: 154 Number of 6-station scans: 140 Number of 7-station scans: 69 Number of 8-station scans: 5 Total number of scans: 727 Total number of obs: 6017 Total integrated obs-time: 711757 Average obs-time: 118.3 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: | 901| 751| 926| 697| 591| 320| 252| 259| 220| 274| 189| 184| 135| 79| 65| 47| 35| 33| 59| Average X-band SNRs by baseline | Ht Ma Nt Ns On Kv Wn Yg AVG ------------------------------------------------- Ht| 48 38 47 39 31 54 36 43 Ma| 50 56 55 34 69 35 54 Nt| 42 41 25 53 27 44 Ns| 56 41 70 47 53 On| 32 66 32 50 Kv| 38 30 33 Wn| 39 59 Yg| 34 Average S-band SNRs by baseline | Ht Ma Nt Ns On Kv Wn Yg AVG ------------------------------------------------- Ht| 30 55 34 28 23 46 26 38 Ma| 54 27 25 18 42 18 36 Nt| 49 46 32 76 34 55 Ns| 28 22 45 25 35 On| 17 42 18 33 Kv| 27 20 23 Wn| 27 49 Yg| 24 =========================================================== Recording mode Name Code GEOSX SX Recording mode for: HART15M MATERA NOTO ONSALA60 SEJONG WETTZ13N YARRA12M 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: 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 NGC1052 1.00 1.50 0.37 22 5 2312-319 1.00 1.50 0.02 1 1 0230-790 1.00 1.50 0.13 8 8 2121+053 1.00 1.50 1.31 79 16 1647-296 1.00 1.50 0.00 0 0 1313-333 1.00 1.50 0.22 13 3 0829+089 1.00 1.50 0.65 39 4 1227+255 1.00 1.50 0.00 0 0 0346+800 1.00 1.50 0.40 24 12 0548+378 1.00 1.50 0.20 12 2 Total 3.29 198 51 =========================================================== 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 HtMaNtNsOnKvWnYg 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 Ma Nt Ns On Kv Wn Ht Ma Nt Ns On Kv Wn Ma 20 Ma 15 Nt 20 20 Nt 15 15 Ns 20 20 20 Ns 15 15 15 On 20 20 20 20 On 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 Yg 20 20 20 20 20 20 20 Yg 15 15 15 15 15 15 15