Tsukuba Correlator Report for K10037 OBSTIME 2010/02/06 DOY 037 CORRTIME 2010/02/08 EXPORT DONE CORRELATOR_NOTES ---------------- At 2 scans(037/08:08 and 08:26), SNRs in X-band were lower than 10. The source being observed was 2234+282. QUALITY SUMMARY --------------- Qcode % of Total % of Correlated scans scans 5-9 100 % 100 % 0 0 % 0 % 4-1,D,G,N 0 % 0 % Removed 0 % STATION_NOTES ------------- TSUKUB32(T-Ts): OK. WETTZELL(V-Wz): OK. Transfer rate: 200 Mbit/s WETTZELL data were transferred to Tsukuba by data transfer protocol "Tsunami". CLOCKS ---------- Clocks: Tsukuba Station fmout-gps used rate Comments [usec] [usec] [sec/sec] Ts 0.353 0.353 0.055E-12 Reference Wz -20.103 -21.174 -3.015E-12 Date: 2010/02/06 STATISTICS ---------- PROCESS SUMMARY BY BASELINE/FREQUENCY Base 0 1 2 3 4 5 6 7 8 9 D G N - Tot TV X 0 0 0 0 0 0 0 0 1 44 0 0 0 0 45 TV S 0 0 0 0 0 0 0 0 0 45 0 0 0 0 45 Column Totals, numbers then percentages 0 0 0 0 0 0 0 0 1 89 0 0 0 0 90 % .0 .0 .0 .0 .0 .0 .0 --> -->100.0 .0 .0 .0 .0100.0 QC = 0 : Fringes not detected. = 1-9 : Fringes detected. The higher number, the better quality. = D : No data in one or more frequency channels. = G : Fringe amp in a freq ch is <.5 times coherent amp only if snr>20. = N : No valid correlator data. = - : Not scanned Base Line: TV Total Obs: 45 Error : 0 % : .0 (ERROR: Q-code of either band is less than 4 or letter code, or not scanned) SNR histogram Distribution of X-band SNRs, for each baseline SNR: 0 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 >> TV: 0 2 0 1 6 0 5 7 1 0 1 1 2 1 2 1 1 14 Total 0 2 0 1 6 0 5 7 1 0 1 1 2 1 2 1 1 14 Total number of obs: 45 Average SNR: 76.5 Distribution of S-band SNRs, for each baseline SNR: 0 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 85 >> TV: 0 0 5 6 2 11 1 1 6 0 1 3 3 1 0 0 0 5 Total 0 0 5 6 2 11 1 1 6 0 1 3 3 1 0 0 0 5 Total number of obs: 45 Average SNR: 40.4 MEAN RATIOS = Observed SNR / Predicted SNR ...by baseline, over all sources: bl X n S n TV 1.00 45 0.89 45 -------------------------------- MUKAI,Yasuko Geographical Survey Institute / AES Co.,Ltd. mukai@gsi.go.jp