PDS_VERSION_ID        = PDS3                                                  
RECORD_TYPE           = STREAM                                                
OBJECT                = TEXT                                                  
  INTERCHANGE_FORMAT    = ASCII                                               
  PUBLICATION_DATE      = 2014-11-30                                          
  NOTE                  = "Description of the contents of the extras dir."    
END_OBJECT            = TEXT                                                  
END                                                                           
                                                                              
###      /EXTRAS/ directory of this SWAP archive                              
########################################################################      
                                                                              
                                                                              
[extras]  Directory containing files beyond the scope of the  PDS archive     
  |       requirements.                                                       
  |                                                                           
  +-- EXTRINFO.TXT                                                            
  |                                                                           
  |     The purpose of this file is to alert the user to the availability     
  |     of trajectory and SWAP spectrograms at this URL:                      
  |                                                                           
  |       http://epoxijplsdc.astro.umd.edu/NH_SBN/08extras/swap/              
  |                                                                           
  |     The files became available too late to be included with the data      
  |     set for the peer review, but should be added to the data set as       
  |     part of the lien resolution process.                                  
  |                                                                           
  +-- nh_trajectory_file.pdf                                                  
  +-- 20060120_20151231_3600.fit                                              
  +-- 20060120_20151231_600.fit                                               
  +-- 20060120_20151231_86400.fit                                             
                                                                              
        These files provide the ephemeris of the spacecraft in several        
        inertial, rotating, and dynamic reference frames, from launch         
        through the end of 2015.  Refer to NH_TRAJECTORY_FILE.PDF for         
        details.