QA.TXT: QUALITY ASSURANCE ANCILLARY DATA FILE 

This file contains quality assurance parameters for the survey image. 

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Data Take ID:                      146.20
Site Name:                         Springfield, Illinois          
Site ID:                           T13

Product Type:                                     Survey Image
Carrier Frequency (GHz):                          1.254
Polarization Channel:                             HH
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:                     127.8
  Standard Deviation of Raw Data Histogram:       41.4
  % 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):                     16.23
  Spurious Peak Count:                            1
  DWP for Echo Monitor Plot (micro sec):          0.00
  Caltone Gain (dBmW):                            -61.98
  Caltone Phase (deg):                            -167.98
  Mean of Image Histogram:                        
                                  Near Range:     64.06
                                Center Swath:     85.69
                                   Far Range:     106.93
  Standard Deviation of Image Histogram:          
                                  Near Range:     49.64
                                Center Swath:     41.95
                                   Far Range:     45.55
  % 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:                     127.8
  Standard Deviation of Raw Data Histogram:       49.2
  % 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):                     17.76
  Spurious Peak Count:                            2
  DWP for Echo Monitor Plot (micro sec):          0.00
  Caltone Gain (dBmW):                            -62.56
  Caltone Phase (deg):                            -170.95
  Mean of Image Histogram:                        
                                  Near Range:     80.17
                                Center Swath:     99.72
                                   Far Range:     117.91
  Standard Deviation of Image Histogram:          
                                  Near Range:     49.28
                                Center Swath:     33.07
                                   Far Range:     41.04
  % Over Saturation in Image Histogram:           
                                  Near Range:     0.00
                                Center Swath:     0.00
                                   Far Range:     0.01
  % Under Saturation in Image Histogram:          
                                  Near Range:     0.04
                                Center Swath:     0.00
                                   Far Range:     0.00

Interval  3

  Mean of Raw Data Histogram:                     127.8
  Standard Deviation of Raw Data Histogram:       31.1
  % 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):                     13.67
  Spurious Peak Count:                            1
  DWP for Echo Monitor Plot (micro sec):          0.00
  Caltone Gain (dBmW):                            -62.31
  Caltone Phase (deg):                            -170.37
  Mean of Image Histogram:                        
                                  Near Range:     39.74
                                Center Swath:     42.29
                                   Far Range:     55.01
  Standard Deviation of Image Histogram:          
                                  Near Range:     35.78
                                Center Swath:     34.16
                                   Far Range:     45.34
  % Over Saturation in Image Histogram:           
                                  Near Range:     0.00
                                Center Swath:     0.00
                                   Far Range:     0.01
  % Under Saturation in Image Histogram:          
                                  Near Range:     0.04
                                Center Swath:     0.01
                                   Far Range:     0.01