+HEADER
CORREL Tsukuba
DATABASE 12FEB26XU
SESSNAME i12057
OBSTIME 2012/02/26
UTSTART 0600
DURATION 1
DOY 057
CORRTIME 2012/02/29
CORRPASS 1
EXPORT DONE
+SUMMARY
Qcode % of Total % of Correlated
scans scans
5-9 91.7 % 91.7 %
0 2.8 % 2.8 %
4-1,D,G,N 5.6 % 5.6 %
Removed 0.0 %
+CORRELATOR_NOTES
Scan at 057-0600 produced a zero code on S band.
The source being observed was 0716+714.
There was low SNR but good integration time for this scan.
Scan at 057-0606 was not correlated.
+STATION_NOTES
KOKEE (K-Kk): OK.
Transfer rate: 200 Mbit/s
WETTZELL(V-Vs): Missed 1 scan at obs4 (057/06:06:21-057/06:06:51).
Time of the obs4 data, 057/06:05:50-057/06:06:19,
was different from the schedule one.
Transfer rate: 300 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 "TSUNAMI".
+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 1478.670 1478.670 3.907E-12 Reference
Wz -24.969 -25.790 5.707E-12
Date: 2012/02/26
+QCODES
PROCESS SUMMARY BY BASELINE/FREQUENCY
Base 0 1 2 3 4 5 6 7 8 9 D G N - Tot
KV X 0 0 0 0 0 0 0 1 7 9 0 0 1 0 18
KV S 1 0 0 0 0 0 0 0 0 16 0 0 1 0 18
Column Totals, numbers then percentages
1 0 0 0 0 0 0 1 7 25 0 0 2 0 36
% 2.8 0.0 0.0 0.0 0.0 0.0 0.0 --> --> 91.7 0.0 0.0 5.6 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 : 2
% : 11.1
(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 0 2 4 3 3 3 0 1 1 0 0 0 0 0 0 0 0
Total 0 0 2 4 3 3 3 0 1 1 0 0 0 0 0 0 0 0
Total number of obs: 17 Average SNR: 25.0
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: 1 1 2 6 5 2 0 0 0 0 0 0 0 0 0 0 0 0
Total 1 1 2 6 5 2 0 0 0 0 0 0 0 0 0 0 0 0
Total number of obs: 17 Average SNR: 18.1
+SNR_RATIOS
MEAN RATIOS = Observed SNR / Predicted SNR
bl X n S n
KV 0.96 17 0.93 16
+END
--------------------------------
Takashi, NISHIKAWA
Geospatial Information Authority of Japan
/ AES Co.,Ltd.
nishikawa@gsi.go.jp