+HEADER CORREL Tsukuba DATABASE 11OCT09XU SESSNAME i11282 OBSTIME 2011/10/09 UTSTART 0600 DURATION 1 DOY 282 CORRTIME 2011/10/09 CORRPASS 1 EXPORT DONE +SUMMARY Qcode % of Total % of Correlated scans scans 5-9 95.8 % 95.8 % 0 4.2 % 4.2 % 4-1,D,G,N 0.0 % 0.0 % Removed 0.0 % +CORRELATOR_NOTES Scan at 282-0634 produced a zero code on X and S band. The source being observed was 1803+784. There were 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: 256 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 4.032 4.032 3.010E-12 Reference Wz -23.531 -24.296 9.517E-12 Date: 2011/10/09 +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 8 15 0 0 0 0 24 KV S 1 0 0 0 0 0 0 0 0 23 0 0 0 0 24 Column Totals, numbers then percentages 2 0 0 0 0 0 0 0 8 38 0 0 0 0 48 % 4.2 0.0 0.0 0.0 0.0 0.0 0.0 --> --> 95.8 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: 24 Error : 1 % : 4.2 (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 1 2 4 1 10 0 2 1 0 0 2 1 0 0 0 0 0 Total 0 1 2 4 1 10 0 2 1 0 0 2 1 0 0 0 0 0 Total number of obs: 24 Average SNR: 29.0 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 5 5 8 4 2 0 0 0 0 0 0 0 0 0 0 0 0 Total 0 5 5 8 4 2 0 0 0 0 0 0 0 0 0 0 0 0 Total number of obs: 24 Average SNR: 16.2 +SNR_RATIOS MEAN RATIOS = Observed SNR / Predicted SNR bl X n S n KV 0.92 23 0.80 23 +END -------------------------------- Kentarou, NOZAWA Geospatial Information Authority of Japan / AES Co.,Ltd. nozawa@gsi.go.jp