+HEADER CORREL Tsukuba DATABASE 11JUL09XU SESSNAME i11190 OBSTIME 2011/7/9 UTSTART 0600 DURATION 1 DOY 190 CORRTIME 2011/7/10 CORRPASS 1 EXPORT DONE +SUMMARY Qcode % of Total % of Correlated scans scans 5-9 97.2 % 97.2 % 0 2.8 % 2.8 % 4-1,D,G,N 0.0 % 0.0 % Removed 0.0 % +CORRELATOR_NOTES Scan at 190-0621 produced a zero code on X band. The source being observed was 2000+472. There was low SNR but good integration time for this scan. +STATION_NOTES KOKEE (K-Kk): OK. Transfer rate: 200 Mbit/s WETTZELL(V-Vs): OK. Transfer rate: 350 Mbit/s KOKEE data were transferred to Tsukuba by data transfer software "TSUNAMI". WETTZELL data were real-time transferred to Tsukuba by data transfer software "VDIF/SUDP". +MANUAL PCAL +CHANNELS XR1U = band|polarization|channel#|sideband XR1U/L BBC01 8182.99 XR2U BBC02 8222.99 XR3U BBC03 8422.99 XR4U BBC04 8562.99 XR5U BBC05 8682.99 XR6U BBC06 8782.99 XR7U BBC07 8842.99 XR8U/L BBC08 8862.99 SR1U BBC09 2212.99 SR2U BBC10 2222.99 SR3U BBC11 2257.99 SR4U BBC12 2297.99 SR5U BBC13 2317.99 SR6U BBC14 2322.99 +DROP_CHANNELS Kk Wz +CLOCKS Clocks: KOKEE Station fmout-gps used rate Comments [usec] [usec] [sec/sec] Kk 4.612 4.612 1.719E-12 Reference Wz -22.794 -23.518 4.006E-12 Date: 2011/7/9 +QCODES PROCESS SUMMARY BY BASELINE/FREQUENCY Base 0 1 2 3 4 5 6 7 8 9 D G N - Tot KV X 1 0 0 0 0 0 0 0 3 14 0 0 0 0 18 KV S 0 0 0 0 0 0 0 0 0 18 0 0 0 0 18 Column Totals, numbers then percentages 1 0 0 0 0 0 0 0 3 32 0 0 0 0 36 % 2.8 0.0 0.0 0.0 0.0 0.0 0.0 --> --> 97.2 0.0 0.0 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: KV Total Obs: 18 Error : 1 % : 5.6 (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 >> KV: 0 2 5 6 2 0 0 1 0 0 1 0 0 0 1 0 0 0 Total 0 2 5 6 2 0 0 1 0 0 1 0 0 0 1 0 0 0 Total number of obs: 18 Average SNR: 21.6 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 >> KV: 0 6 6 2 2 1 0 0 0 1 0 0 0 0 0 0 0 0 Total 0 6 6 2 2 1 0 0 0 1 0 0 0 0 0 0 0 0 Total number of obs: 18 Average SNR: 15.8 +SNR_RATIOS MEAN RATIOS = Observed SNR / Predicted SNR bl X n S n KV 1.32 17 1.27 18 +END -------------------------------- Nozawa,KENTAROU Geospatial Information Authority of Japan / AES Co.,Ltd. nozawa@gsi.go.jp