PDS_VERSION_ID     = PDS3                                                     
RECORD_TYPE        = STREAM                                                   
OBJECT             = TEXT                                                     
  PUBLICATION_DATE = 2011-10-01                                               
  NOTE             = "EXTRINFO.TXT describes the files in the EXTRAS          
                      directory of this disk."                                
END_OBJECT         = TEXT                                                     
END                                                                           
                                                                              
The EXTRAS directory contains files which facilitate the use of the data on   
the disk, but which are not actually required for the use or understanding    
of those data.                                                                
                                                                              
SOFTWARE           IDL Software provided by the GRaND team for reading the    
                   GRaND L1A data