QA.TXT: QUALITY ASSURANCE ANCILLARY DATA FILE 

This file contains quality assurance parameters for the survey image. 

         1         2         3         4         5         6         7 
1234567890123456789012345678901234567890123456789012345678901234567890123456


Data Take ID:                      173.10
Site Name:                         Tilemsi, Sahara  Mali          
Site ID:                           GS3

Product Type:                                     Survey Image
Carrier Frequency (GHz):                          1.249
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:                     127.6
  Standard Deviation of Raw Data Histogram:       33.0
  % Over Saturation in Raw Data Histogram:        0.0
  % Under Saturation in Raw Data Histogram:       0.0
  Range Offset in Frequency Domain (MHz):         10.32
  Signal-to-Noise Ratio (dB):                     12.56
  Spurious Peak Count:                            2
  DWP for Echo Monitor Plot (micro sec):          0.00
  Caltone Gain (dBmW):                            -53.25
  Caltone Phase (deg):                            -129.61
  Mean of Image Histogram:                        
                                  Near Range:     78.31
                                Center Swath:     100.23
                                   Far Range:     102.13
  Standard Deviation of Image Histogram:          
                                  Near Range:     40.40
                                Center Swath:     48.99
                                   Far Range:     44.48
  % Over Saturation in Image Histogram:           
                                  Near Range:     0.00
                                Center Swath:     0.01
                                   Far Range:     0.00
  % Under Saturation in Image Histogram:          
                                  Near Range:     0.00
                                Center Swath:     0.00
                                   Far Range:     0.00

Interval  2

  Mean of Raw Data Histogram:                     127.6
  Standard Deviation of Raw Data Histogram:       14.7
  % 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):                     4.46
  Spurious Peak Count:                            1
  DWP for Echo Monitor Plot (micro sec):          0.00
  Caltone Gain (dBmW):                            -53.65
  Caltone Phase (deg):                            -125.81
  Mean of Image Histogram:                        
                                  Near Range:     84.99
                                Center Swath:     60.68
                                   Far Range:     56.52
  Standard Deviation of Image Histogram:          
                                  Near Range:     39.07
                                Center Swath:     16.96
                                   Far Range:     21.94
  % Over Saturation in Image Histogram:           
                                  Near Range:     0.00
                                Center Swath:     0.00
                                   Far Range:     0.00
  % Under Saturation in Image Histogram:          
                                  Near Range:     0.07
                                Center Swath:     0.00
                                   Far Range:     0.01

Interval  3

  Mean of Raw Data Histogram:                     127.6
  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):         10.37
  Signal-to-Noise Ratio (dB):                     4.71
  Spurious Peak Count:                            2
  DWP for Echo Monitor Plot (micro sec):          0.00
  Caltone Gain (dBmW):                            -53.86
  Caltone Phase (deg):                            -137.55
  Mean of Image Histogram:                        
                                  Near Range:     56.55
                                Center Swath:     61.33
                                   Far Range:     56.09
  Standard Deviation of Image Histogram:          
                                  Near Range:     36.64
                                Center Swath:     46.66
                                   Far Range:     31.90
  % Over Saturation in Image Histogram:           
                                  Near Range:     0.01
                                Center Swath:     0.02
                                   Far Range:     0.01
  % Under Saturation in Image Histogram:          
                                  Near Range:     0.07
                                Center Swath:     0.01
                                   Far Range:     0.01