QA.TXT: QUALITY ASSURANCE ANCILLARY DATA FILE 

This file contains quality assurance parameters for the survey image. 

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Data Take ID:                      175.31
Site Name:                         Hotien Northwest, China        
Site ID:                           G21

Product Type:                                     Survey Image
Carrier Frequency (GHz):                          1.254
Polarization Channel:                             HH
Number of Q/A Intervals:                          4
Bit Error Rate, PRF-C (exp):                      0.0
Number of Flywheels:                              0
Turn-On Recv Only Noise Power (dBmW):             0.0
Turn-Off Recv Only Noise Power (dBmW):            0.0
Turn-On Ambiguity Resolution Probability:         0.00
Turn-Off Ambiguity Resolution Probability:        0.00
Survey fd Error (Hz):                             0.0

Q/A Interval Data:

Interval  1

  Mean of Raw Data Histogram:                     127.9
  Standard Deviation of Raw Data Histogram:       13.0
  % Over Saturation in Raw Data Histogram:        0.0
  % Under Saturation in Raw Data Histogram:       0.0
  Range Offset in Frequency Domain (MHz):         4.22
  Signal-to-Noise Ratio (dB):                     100.00
  Spurious Peak Count:                            0
  DWP for Echo Monitor Plot (micro sec):          0.00
  Caltone Gain (dBmW):                            -91.19
  Caltone Phase (deg):                            -152.82
  Mean of Image Histogram:                        
                                  Near Range:     44.43
                                Center Swath:     51.87
                                   Far Range:     71.83
  Standard Deviation of Image Histogram:          
                                  Near Range:     38.78
                                Center Swath:     27.41
                                   Far Range:     38.23
  % Over Saturation in Image Histogram:           
                                  Near Range:     0.01
                                Center Swath:     0.00
                                   Far Range:     0.00
  % Under Saturation in Image Histogram:          
                                  Near Range:     0.00
                                Center Swath:     0.00
                                   Far Range:     0.00

Interval  2

  Mean of Raw Data Histogram:                     127.9
  Standard Deviation of Raw Data Histogram:       37.1
  % Over Saturation in Raw Data Histogram:        0.0
  % Under Saturation in Raw Data Histogram:       0.0
  Range Offset in Frequency Domain (MHz):         4.22
  Signal-to-Noise Ratio (dB):                     10.10
  Spurious Peak Count:                            0
  DWP for Echo Monitor Plot (micro sec):          0.00
  Caltone Gain (dBmW):                            -90.45
  Caltone Phase (deg):                            -101.70
  Mean of Image Histogram:                        
                                  Near Range:     87.15
                                Center Swath:     91.70
                                   Far Range:     72.30
  Standard Deviation of Image Histogram:          
                                  Near Range:     73.67
                                Center Swath:     68.81
                                   Far Range:     56.12
  % Over Saturation in Image Histogram:           
                                  Near Range:     0.07
                                Center Swath:     0.07
                                   Far Range:     0.02
  % Under Saturation in Image Histogram:          
                                  Near Range:     0.05
                                Center Swath:     0.01
                                   Far Range:     0.01

Interval  3

  Mean of Raw Data Histogram:                     127.9
  Standard Deviation of Raw Data Histogram:       43.4
  % Over Saturation in Raw Data Histogram:        0.0
  % Under Saturation in Raw Data Histogram:       0.0
  Range Offset in Frequency Domain (MHz):         4.22
  Signal-to-Noise Ratio (dB):                     12.01
  Spurious Peak Count:                            0
  DWP for Echo Monitor Plot (micro sec):          0.00
  Caltone Gain (dBmW):                            -87.07
  Caltone Phase (deg):                            133.08
  Mean of Image Histogram:                        
                                  Near Range:     93.43
                                Center Swath:     76.95
                                   Far Range:     23.59
  Standard Deviation of Image Histogram:          
                                  Near Range:     73.37
                                Center Swath:     55.86
                                   Far Range:     22.01
  % Over Saturation in Image Histogram:           
                                  Near Range:     0.06
                                Center Swath:     0.03
                                   Far Range:     0.00
  % Under Saturation in Image Histogram:          
                                  Near Range:     0.05
                                Center Swath:     0.00
                                   Far Range:     0.01

Interval  4

  Mean of Raw Data Histogram:                     127.9
  Standard Deviation of Raw Data Histogram:       44.2
  % Over Saturation in Raw Data Histogram:        0.0
  % Under Saturation in Raw Data Histogram:       0.0
  Range Offset in Frequency Domain (MHz):         4.22
  Signal-to-Noise Ratio (dB):                     12.13
  Spurious Peak Count:                            0
  DWP for Echo Monitor Plot (micro sec):          0.00
  Caltone Gain (dBmW):                            -86.43
  Caltone Phase (deg):                            155.85
  Mean of Image Histogram:                        
                                  Near Range:     98.93
                                Center Swath:     68.81
                                   Far Range:     43.83
  Standard Deviation of Image Histogram:          
                                  Near Range:     80.97
                                Center Swath:     57.71
                                   Far Range:     38.96
  % Over Saturation in Image Histogram:           
                                  Near Range:     0.11
                                Center Swath:     0.02
                                   Far Range:     0.00
  % Under Saturation in Image Histogram:          
                                  Near Range:     0.05
                                Center Swath:     0.01
                                   Far Range:     0.01