QA.TXT: QUALITY ASSURANCE ANCILLARY DATA FILE 

This file contains quality assurance parameters for the survey image. 

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Data Take ID:                      173.50
Site Name:                         Beijing, China                 
Site ID:                           G85

Product Type:                                     Survey Image
Carrier Frequency (GHz):                          1.249
Polarization Channel:                             HH
Number of Q/A Intervals:                          2
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:                     127.7
  Standard Deviation of Raw Data Histogram:       3.4
  % Over Saturation in Raw Data Histogram:        0.0
  % Under Saturation in Raw Data Histogram:       0.0
  Range Offset in Frequency Domain (MHz):         2.21
  Signal-to-Noise Ratio (dB):                     100.00
  Spurious Peak Count:                            120
  DWP for Echo Monitor Plot (micro sec):          0.00
  Caltone Gain (dBmW):                            -101.04
  Caltone Phase (deg):                            0.26
  Mean of Image Histogram:                        
                                  Near Range:     85.87
                                Center Swath:     80.03
                                   Far Range:     59.80
  Standard Deviation of Image Histogram:          
                                  Near Range:     52.58
                                Center Swath:     36.41
                                   Far Range:     30.70
  % Over Saturation in Image Histogram:           
                                  Near Range:     0.01
                                Center Swath:     0.00
                                   Far Range:     0.01
  % Under Saturation in Image Histogram:          
                                  Near Range:     0.00
                                Center Swath:     0.00
                                   Far Range:     0.00

Interval  2

  Mean of Raw Data Histogram:                     127.7
  Standard Deviation of Raw Data Histogram:       23.0
  % Over Saturation in Raw Data Histogram:        0.0
  % Under Saturation in Raw Data Histogram:       0.0
  Range Offset in Frequency Domain (MHz):         5.40
  Signal-to-Noise Ratio (dB):                     8.63
  Spurious Peak Count:                            48
  DWP for Echo Monitor Plot (micro sec):          0.00
  Caltone Gain (dBmW):                            -91.12
  Caltone Phase (deg):                            -178.59
  Mean of Image Histogram:                        
                                  Near Range:     74.20
                                Center Swath:     96.51
                                   Far Range:     81.34
  Standard Deviation of Image Histogram:          
                                  Near Range:     65.01
                                Center Swath:     55.91
                                   Far Range:     60.62
  % Over Saturation in Image Histogram:           
                                  Near Range:     0.02
                                Center Swath:     0.02
                                   Far Range:     0.02
  % Under Saturation in Image Histogram:          
                                  Near Range:     0.05
                                Center Swath:     0.00
                                   Far Range:     0.01