Tsukuba Correlator Report for K09277 OBSTIME 2009/10/04 DOY 277 CORRTIME 2009/10/04 EXPORT DONE CORRELATOR_NOTES ---------------- Scan at 277/07:41 produced a zero code on X band. The source being observed was 1538+149. QUALITY SUMMARY --------------- Qcode % of Total % of Correlated scans scans 5-9 97.1 % 100.0 % 0 2.9 % 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 0.557 0.557 0.322E-12 Reference Wz -19.945 -21.056 5.749E-12 Date: 2009/10/04 STATISTICS ---------- PROCESS SUMMARY BY BASELINE/FREQUENCY Base 0 1 2 3 4 5 6 7 8 9 D G N - Tot TV X 1 0 0 0 0 0 1 5 2 26 0 0 0 0 35 TV S 0 0 0 0 0 0 0 0 0 35 0 0 0 0 35 Column Totals, numbers then percentages 1 0 0 0 0 0 1 5 2 61 0 0 0 0 70 % 1.4 .0 .0 .0 .0 .0 1.4 --> --> 97.1 .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: 35 Error : 1 % : 2.9 (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: 1 1 1 0 1 1 0 1 1 3 4 4 1 1 2 1 0 12 Total 1 1 1 0 1 1 0 1 1 3 4 4 1 1 2 1 0 12 Total number of obs: 35 Average SNR: 83.4 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 2 5 1 8 2 6 1 3 1 1 0 1 2 0 0 0 2 Total 0 2 5 1 8 2 6 1 3 1 1 0 1 2 0 0 0 2 Total number of obs: 35 Average SNR: 33.7 MEAN RATIOS = Observed SNR / Predicted SNR ...by baseline, over all sources: bl X n S n TV 0.86 34 0.78 35 -------------------------------- MUKAI,Yasuko Geographical Survey Institute / AES Co.,Ltd. mukai@gsi.go.jp