QA.TXT: QUALITY ASSURANCE ANCILLARY DATA FILE 

This file contains quality assurance parameters for the survey image. 

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Data Take ID:                      66.50
Site Name:                         Dongola, Sahara  Sudan         
Site ID:                           GS9

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:                     127.8
  Standard Deviation of Raw Data Histogram:       14.6
  % Over Saturation in Raw Data Histogram:        0.0
  % Under Saturation in Raw Data Histogram:       0.0
  Range Offset in Frequency Domain (MHz):         7.80
  Signal-to-Noise Ratio (dB):                     2.27
  Spurious Peak Count:                            13
  DWP for Echo Monitor Plot (micro sec):          0.00
  Caltone Gain (dBmW):                            -88.56
  Caltone Phase (deg):                            161.88
  Mean of Image Histogram:                        
                                  Near Range:     76.42
                                Center Swath:     76.59
                                   Far Range:     33.94
  Standard Deviation of Image Histogram:          
                                  Near Range:     62.98
                                Center Swath:     49.80
                                   Far Range:     25.68
  % Over Saturation in Image Histogram:           
                                  Near Range:     0.02
                                Center Swath:     0.02
                                   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:                     127.8
  Standard Deviation of Raw Data Histogram:       14.0
  % Over Saturation in Raw Data Histogram:        0.0
  % Under Saturation in Raw Data Histogram:       0.0
  Range Offset in Frequency Domain (MHz):         9.72
  Signal-to-Noise Ratio (dB):                     1.69
  Spurious Peak Count:                            7
  DWP for Echo Monitor Plot (micro sec):          0.00
  Caltone Gain (dBmW):                            -85.89
  Caltone Phase (deg):                            -164.03
  Mean of Image Histogram:                        
                                  Near Range:     152.08
                                Center Swath:     147.21
                                   Far Range:     83.61
  Standard Deviation of Image Histogram:          
                                  Near Range:     85.19
                                Center Swath:     57.44
                                   Far Range:     30.79
  % Over Saturation in Image Histogram:           
                                  Near Range:     0.19
                                Center Swath:     0.08
                                   Far Range:     0.00
  % Under Saturation in Image Histogram:          
                                  Near Range:     0.15
                                Center Swath:     0.00
                                   Far Range:     0.00