QA.TXT: QUALITY ASSURANCE ANCILLARY DATA FILE 

This file contains quality assurance parameters for the survey image. 

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Data Take ID:                      77.20
Site Name:                         Fort Flatters, Sahara          
Site ID:                           G63

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:       13.2
  % Over Saturation in Raw Data Histogram:        0.0
  % Under Saturation in Raw Data Histogram:       0.0
  Range Offset in Frequency Domain (MHz):         1.33
  Signal-to-Noise Ratio (dB):                     1.01
  Spurious Peak Count:                            23
  DWP for Echo Monitor Plot (micro sec):          0.00
  Caltone Gain (dBmW):                            -58.32
  Caltone Phase (deg):                            -160.98
  Mean of Image Histogram:                        
                                  Near Range:     106.02
                                Center Swath:     61.48
                                   Far Range:     20.21
  Standard Deviation of Image Histogram:          
                                  Near Range:     63.03
                                Center Swath:     39.96
                                   Far Range:     10.50
  % Over Saturation in Image Histogram:           
                                  Near Range:     0.05
                                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:       5.5
  % Over Saturation in Raw Data Histogram:        0.0
  % Under Saturation in Raw Data Histogram:       0.0
  Range Offset in Frequency Domain (MHz):         1.71
  Signal-to-Noise Ratio (dB):                     100.00
  Spurious Peak Count:                            7
  DWP for Echo Monitor Plot (micro sec):          0.00
  Caltone Gain (dBmW):                            -57.47
  Caltone Phase (deg):                            -162.68
  Mean of Image Histogram:                        
                                  Near Range:     47.90
                                Center Swath:     46.83
                                   Far Range:     31.83
  Standard Deviation of Image Histogram:          
                                  Near Range:     20.13
                                Center Swath:     30.31
                                   Far Range:     10.30
  % Over Saturation in Image Histogram:           
                                  Near Range:     0.00
                                Center Swath:     0.01
                                   Far Range:     0.00
  % Under Saturation in Image Histogram:          
                                  Near Range:     0.03
                                Center Swath:     0.00
                                   Far Range:     0.01

Interval  3

  Mean of Raw Data Histogram:                     127.9
  Standard Deviation of Raw Data Histogram:       35.3
  % Over Saturation in Raw Data Histogram:        0.0
  % Under Saturation in Raw Data Histogram:       0.0
  Range Offset in Frequency Domain (MHz):         1.71
  Signal-to-Noise Ratio (dB):                     11.83
  Spurious Peak Count:                            3
  DWP for Echo Monitor Plot (micro sec):          0.00
  Caltone Gain (dBmW):                            -57.53
  Caltone Phase (deg):                            -160.60
  Mean of Image Histogram:                        
                                  Near Range:     134.65
                                Center Swath:     133.97
                                   Far Range:     74.42
  Standard Deviation of Image Histogram:          
                                  Near Range:     63.53
                                Center Swath:     57.83
                                   Far Range:     52.92
  % Over Saturation in Image Histogram:           
                                  Near Range:     0.06
                                Center Swath:     0.06
                                   Far Range:     0.01
  % Under Saturation in Image Histogram:          
                                  Near Range:     0.03
                                Center Swath:     0.00
                                   Far Range:     0.01

Interval  4

  Mean of Raw Data Histogram:                     127.9
  Standard Deviation of Raw Data Histogram:       16.3
  % Over Saturation in Raw Data Histogram:        0.0
  % Under Saturation in Raw Data Histogram:       0.0
  Range Offset in Frequency Domain (MHz):         1.71
  Signal-to-Noise Ratio (dB):                     3.84
  Spurious Peak Count:                            1
  DWP for Echo Monitor Plot (micro sec):          0.00
  Caltone Gain (dBmW):                            -58.16
  Caltone Phase (deg):                            -161.54
  Mean of Image Histogram:                        
                                  Near Range:     73.69
                                Center Swath:     115.40
                                   Far Range:     108.21
  Standard Deviation of Image Histogram:          
                                  Near Range:     48.79
                                Center Swath:     45.88
                                   Far Range:     50.79
  % Over Saturation in Image Histogram:           
                                  Near Range:     0.00
                                Center Swath:     0.02
                                   Far Range:     0.02
  % Under Saturation in Image Histogram:          
                                  Near Range:     0.03
                                Center Swath:     0.00
                                   Far Range:     0.01