COMM HILLVIEW SURVEY SPECIFICATIONS                                             
COMM                                                                            
COMM Job no. - 2126                                                             
COMM Client - CRA EXPLORATION PTY. LTD.                                         
COMM                                                                            
COMM Area covers 8734                                                           
COMM         and SH55-16                                                        
COMM                                                                            
COMM Area covers traverse lines ???010 to ???470                                
COMM                  tie lines ???010 to ???150                                
COMM Tape covers traverse lines ???010 to ???470                                
COMM                  tie lines ???010 to ???150                                
COMM                                                                            
COMM HILLVIEW area boundary -                                                   
COMM                                                                            
COMM  714000  720000  720000  714000  714000                                    
COMM 6468000 6468000 6478000 6478000 6468000                                    
COMM                                                                            
COMM Aircraft               - ROCKWELL SHRIKE COMMANDER AC500S                  
COMM                                                                            
COMM Magnetometer           - SPLIT BEAM CESIUM SCINTREX V201                   
COMM Resolution             - 0.001 nanoTesla                                   
COMM Cycle rate             - 0.1 seconds                                       
COMM Sample interval        - 7 metres                                          
COMM                                                                            
COMM Spectrometer           - 256 CHANNEL EXPLORANIUM GR800B                    
COMM Volume                 - 33.56 litres                                      
COMM Cycle rate             - 1.0 seconds                                       
COMM Sample interval        - 70 metres                                         
COMM                                                                            
COMM Data acquisition       - 11 CHANNEL RMS GR33A CHART RECORDER               
COMM                        - PICODAS PDAS 1000 DIGITAL ACQUISITION SYSTEM      
COMM                                                                            
COMM Traverse line spacing  - 200 metres                                        
COMM             direction  - 090 - 270 degrees                                 
COMM Tie      line spacing  - 2000 metres                                       
COMM             direction  - 180 - 360 degrees                                 
COMM                                                                            
COMM Mean terrain clearance - 60 metres                                         
COMM                                                                            
COMM Navigation             - VISUAL from planned flight strips                 
COMM                                                                            
COMM format  undefined  variable                                                
COMM                                                                            
COMM     i6     999999  line                                                    
COMM     i3        999  flight                                                  
COMM     i7     999999  date                                                    
COMM   f8.2      99999  time                                                    
COMM   f8.2      99999  fiducial                                                
COMM     i2  see below  recovery flag                                           
COMM  f10.1     999999  easting - metres                                        
COMM  f10.1    9999999  northing - metres                                       
COMM     i1  see below  final magnetic intensity flag                           
COMM   f9.2      99999  raw magnetic intensity                                  
COMM   f9.2      99999  final magnetic intensity                                
COMM   f9.2      99999  diurnal                                                 
COMM   f9.2      99999  igrf                                                    
COMM     i6      99999  raw total count                                         
COMM     i6       9999  raw potassium                                           
COMM     i4       9999  raw uranium                                             
COMM     i4       9999  raw thorium                                             
COMM     i4       9999  raw cosmic                                              
COMM     i1  see below  final radiometrics flag                                 
COMM   f8.1      99999  corrected total count                                   
COMM   f8.1       9999  corrected potassium                                     
COMM   f6.1       9999  corrected uranium                                       
COMM   f6.1       9999  corrected thorium                                       
COMM   f6.1        999  radar altitude                                          
COMM                                                                            
COMM NOTES                                                                      
COMM                                                                            
COMM Final magnetic intensity corrections :                                     
COMM                                                                            
COMM IGRF model 1985 removed - base value 6000 nanoteslas                       
COMM Diurnal correction applied - base value 51740 nanoteslas                   
COMM System parallax of  5.5 fiducials removed                                  
COMM                                                                            
COMM Final radiometric corrections :                                            
COMM Altitude corrections applied :                                             
COMM                                                                            
COMM Coefficients: total count - 0.005707                                       
COMM               potassium   - 0.007347                                       
COMM               uranium     - 0.006396                                       
COMM               thorium     - 0.005838                                       
COMM                                                                            
COMM Stripping corrections applied :                                            
COMM                                                                            
COMM Coefficients: alpha = 0.2856                                               
COMM                beta = 0.3786                                               
COMM               gamma = 0.7591                                               
COMM               delta = 0.0572                                               
COMM                                                                            
COMM System parallax of  7.3 fiducials removed                                  
COMM                                                                            
COMM Data used in processing is flagged as follows :                            
COMM                                                                            
COMM Recovery flag                                                              
COMM   0  not used                                                              
COMM   1  interpolated fiducial                                                 
COMM   2  recovered fiducial                                                    
COMM   3  up to 8 range solution                                                
COMM                                                                            
COMM Final data flag                                                            
COMM   0  not used                                                              
COMM   1  used                                                                  
COMM                                                                            