QA.TXT: QUALITY ASSURANCE ANCILLARY DATA FILE 

This file contains quality assurance parameters for the survey image. 

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Data Take ID:                      81.21
Site Name:                         Gulf Stream A4                 
Site ID:                           NS4

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:       57.5
  % Over Saturation in Raw Data Histogram:        0.0
  % Under Saturation in Raw Data Histogram:       0.0
  Range Offset in Frequency Domain (MHz):         10.73
  Signal-to-Noise Ratio (dB):                     12.45
  Spurious Peak Count:                            1
  DWP for Echo Monitor Plot (micro sec):          0.00
  Caltone Gain (dBmW):                            -61.78
  Caltone Phase (deg):                            -165.68
  Mean of Image Histogram:                        
                                  Near Range:     31.38
                                Center Swath:     68.70
                                   Far Range:     78.68
  Standard Deviation of Image Histogram:          
                                  Near Range:     32.63
                                Center Swath:     67.75
                                   Far Range:     77.76
  % Over Saturation in Image Histogram:           
                                  Near Range:     0.00
                                Center Swath:     0.02
                                   Far Range:     0.05
  % 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:       14.6
  % Over Saturation in Raw Data Histogram:        0.0
  % Under Saturation in Raw Data Histogram:       0.0
  Range Offset in Frequency Domain (MHz):         10.73
  Signal-to-Noise Ratio (dB):                     -5.52
  Spurious Peak Count:                            1
  DWP for Echo Monitor Plot (micro sec):          0.00
  Caltone Gain (dBmW):                            -61.42
  Caltone Phase (deg):                            -165.57
  Mean of Image Histogram:                        
                                  Near Range:     97.45
                                Center Swath:     109.09
                                   Far Range:     109.56
  Standard Deviation of Image Histogram:          
                                  Near Range:     38.76
                                Center Swath:     26.60
                                   Far Range:     27.88
  % Over Saturation in Image Histogram:           
                                  Near Range:     0.00
                                Center Swath:     0.00
                                   Far Range:     0.00
  % Under Saturation in Image Histogram:          
                                  Near Range:     0.08
                                Center Swath:     0.00
                                   Far Range:     0.00