QA.TXT: QUALITY ASSURANCE ANCILLARY DATA FILE 

This file contains quality assurance parameters for the survey image. 

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Data Take ID:                      71.80
Site Name:                         Weddell Sea                    
Site ID:                           N59

Product Type:                                     Survey Image
Carrier Frequency (GHz):                          1.249
Polarization Channel:                             VV
Number of Q/A Intervals:                          3
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:                     127.5
  Standard Deviation of Raw Data Histogram:       15.9
  % Over Saturation in Raw Data Histogram:        0.0
  % Under Saturation in Raw Data Histogram:       0.0
  Range Offset in Frequency Domain (MHz):         8.61
  Signal-to-Noise Ratio (dB):                     -2.95
  Spurious Peak Count:                            0
  DWP for Echo Monitor Plot (micro sec):          0.00
  Caltone Gain (dBmW):                            -86.08
  Caltone Phase (deg):                            -46.93
  Mean of Image Histogram:                        
                                  Near Range:     65.21
                                Center Swath:     104.73
                                   Far Range:     123.75
  Standard Deviation of Image Histogram:          
                                  Near Range:     34.02
                                Center Swath:     32.44
                                   Far Range:     38.07
  % Over Saturation in Image Histogram:           
                                  Near Range:     0.00
                                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:                     127.5
  Standard Deviation of Raw Data Histogram:       16.0
  % Over Saturation in Raw Data Histogram:        0.0
  % Under Saturation in Raw Data Histogram:       0.0
  Range Offset in Frequency Domain (MHz):         8.61
  Signal-to-Noise Ratio (dB):                     -2.50
  Spurious Peak Count:                            0
  DWP for Echo Monitor Plot (micro sec):          0.00
  Caltone Gain (dBmW):                            -85.51
  Caltone Phase (deg):                            151.10
  Mean of Image Histogram:                        
                                  Near Range:     70.76
                                Center Swath:     104.54
                                   Far Range:     125.67
  Standard Deviation of Image Histogram:          
                                  Near Range:     30.77
                                Center Swath:     26.47
                                   Far Range:     31.82
  % Over Saturation in Image Histogram:           
                                  Near Range:     0.00
                                Center Swath:     0.00
                                   Far Range:     0.00
  % Under Saturation in Image Histogram:          
                                  Near Range:     0.09
                                Center Swath:     0.00
                                   Far Range:     0.00

Interval  3

  Mean of Raw Data Histogram:                     127.5
  Standard Deviation of Raw Data Histogram:       11.8
  % Over Saturation in Raw Data Histogram:        0.0
  % Under Saturation in Raw Data Histogram:       0.0
  Range Offset in Frequency Domain (MHz):         8.61
  Signal-to-Noise Ratio (dB):                     100.00
  Spurious Peak Count:                            0
  DWP for Echo Monitor Plot (micro sec):          0.00
  Caltone Gain (dBmW):                            -100.50
  Caltone Phase (deg):                            19.13
  Mean of Image Histogram:                        
                                  Near Range:     61.81
                                Center Swath:     95.07
                                   Far Range:     110.18
  Standard Deviation of Image Histogram:          
                                  Near Range:     27.51
                                Center Swath:     25.83
                                   Far Range:     30.48
  % Over Saturation in Image Histogram:           
                                  Near Range:     0.00
                                Center Swath:     0.00
                                   Far Range:     0.00
  % Under Saturation in Image Histogram:          
                                  Near Range:     0.09
                                Center Swath:     0.00
                                   Far Range:     0.00