+HEADER
CORREL   GSI
DATABASE 20OCT24XK
SESSNAME Q20298
OBSTIME  2020/10/24
UTSTART  0730
DURATION 1
DOY      298
CORRTIME 2020/10/24
CORRPASS 1
EXPORT   DONE


+SUMMARY

 Qcode   % of Total   % of Correlated
           scans        scans

  5-9       91.3 %        -
   0         8.7 %        -
 4-1,D,G,N   0.0 %        -
 Removed     -


+CORRELATOR_NOTES
 
 The SR1U fringes were not detected some scans.
 Channel flagged for fringe fitting.

 Scan 298-0735: FQ = 0 on S-band, source 1842+681
 Scan 298-0748: FQ = 0 on X/S-band, source 0544+273
 Scan 298-0757: FQ = 0 on S-band, source 1842+681
 Scan 298-0812: FQ = 0 on X/S-band, source 0642+449
 Scan 298-0820: FQ = 0 on S-band, source 1842+681
 Scan 298-0824: FQ = 0 on S-band, source 0544+273
 Scan 298-0826: FQ = 0 on S-band, source 0418+532
 There were good integration time but low SNR.


+STATION_NOTES

 WETTZELL(V-Wz): The SR1U fringes in following scans were not detected by RFI.
                 (298-0746 to 298-0754 and 298-0817 to 298-0829)
                 Transfer rate: 450 Mbit/s (Tsunami UDP protocol)

 MK-VLBA (M-Mk): OK.


+MANUAL_PCAL


+CHANNELS

XR1U = band|polarization|channel#|sideband

 XR1U    BBC01  8365.75
 XR2U    BBC02  8445.75
 XR3U    BBC03  8805.75
 XR4U    BBC04  8925.75
 SR1U    BBC05  2232.75
 SR2U    BBC06  2262.75
 SR3U    BBC07  2372.75
 SR4U    BBC08  2392.75


+DROP_CHANNELS

 Wz  SR1U
 Mk


+CLOCKS

 Clocks: GSI
 Station   fmout-gps    used       rate        Comments
             [usec]    [usec]    [sec/sec]
  Wz          -5.24     -2.61      0.00        reference
  Mk              -    -12.46      0.00

 Date:   2020/10/24


+QCODES

Qcodes  0 1 2 3 4 5 6 7 8  9 D G N - Tot
----------------------------------------
  VM:X  2 0 0 0 0 0 0 0 8 42 0 0 0 0  52
  VM:S  7 0 0 0 0 0 0 0 0 45 0 0 0 0  52
----------------------------------------
Totals  9 0 0 0 0 0 0 0 8 87 0 0 0 0 104

 Legend:
 QC = 0   : Fringes not detected.
    = 1-9 : Fringes detected. no error condition. Higher #, better quality.
    = D   : No data in one or more frequency channels.
    = G   : Fringe amp in a channel is <.5 times mean amp (only if SNR>20).
    = N   : No valid correlator data.
    = -   : Not scanned.
    = Tot : Total number of scans in schedule.


+SNR_RATIOS

MEAN RATIOS = Observed SNR / Predicted SNR  for exp no. 1946

 bl     X     n       S     n

 VM    0.90   50     0.74   45


+PCAL_INFORMATION

if baseline VM
 if f_group  X
   pc_mode    normal
   ref_freq   8365.75
   pc_freqs   XR1U-XR4U 1250 1250 1250 1250 
 if f_group  S
   pc_mode    normal
   ref_freq   2232.75
   pc_freqs   SR1U-SR4U 1250 1250 1250 1250 
*

+END

--------------------------------
Tetsuya, HARA
Geospatial Information Authority of Japan
/ AES Co.,Ltd.
hara-t96xs@mlit.go.jp