PDS_VERSION_ID        = PDS3                                                  
RECORD_TYPE           = STREAM                                                
OBJECT                = TEXT                                                  
  PUBLICATION_DATE    = 2009-12-28                                            
  NOTE                = "DATAINFO.TXT describes the organization of the DATA  
                         directory on this volume."                           
END_OBJECT            = TEXT                                                  
END                                                                           
                                                                              
This directory contains all of the science data associated with this volume.  
The data are organzied into subdirectories named according to the convention: 
                                                                              
  GRD-L1X-Y1M1D1-Y2M2D2_YCMCDC                                                
                                                                              
where:                                                                        
                                                                              
  X        'A' or 'B' to indicate EDR or RDR, respectively.                   
                                                                              
  Y1M1D1   SCET UTC date for first science data record                        
                                                                              
  Y2M2D2   SCET UTC date for last science data record                         
                                                                              
  YCMCDC   data product creation date                                         
                                                                              
                                                                              
Each subdirectory in turn contains 2 subdirectories, one for each of          
product type:                                                                 
                                                                              
  CMA      Central Moving Average                                             
  DTS      Decimiate Time Series                                              
                                                                              
                                                                              
The data products are named according to the convention:                      
                                                                              
  GRD-L1X-Y1M1D1-Y2M2D2_YCMCDC-PPP-TTT.EXT                                    
                                                                              
where first 5 elements follow the same convention as directory names, and the 
remaining 3 elements are:                                                     
                                                                              
  PPP   product type (CMA or DTS)                                             
                                                                              
  TTT   file type. Possible values include the following:                     
             EPM = time series of ephemeris and pointing data                 
             NCR = time series of neutron counting rates                      
             GCR = time series of net areas for selected full energy          
                   interaction peaks from the pulse height spectrum acquired  
                   by the BGO sensor                                          
             BGO = time series of BGO 1024-channel pulse height spectra,      
                   adjusted so that the offset is 0 keV with a slope of 8.9   
                   keV/channel                                                
                                                                              
  EXT      file extension: TAB for ASCII files, DAT for binary files