PDS_VERSION_ID         = PDS3                                                 
RECORD_TYPE            = STREAM                                               
OBJECT                 = TEXT                                                 
  PUBLICATION_DATE     = 2021-08-20                                           
  INTERCHANGE_FORMAT   = ASCII                                                
  NOTE                 = "Description of the CATALOG directory contents for   
                          the New Horizons Pluto encounter                    
                          Atmospheres derived data archive."                  
END_OBJECT             = TEXT                                                 
END                                                                           
                                                                              
        CATALOG Directory Contents                                            
                                                                              
The CATALOG directory contains high-level catalog objects for the New Horizons
 Atmosphere Science Theme Team Pluto encounter derived data archive.          
                                                                              
The following files are found in this directory, listed in decreasing order of
importance.                                                                   
                                                                              
NH.CAT                                                                        
- This file describes the New Horizons mission.                               
- High-level catalog object for the New Horizons mission.                     
                                                                              
                                                                              
NHSC.CAT                                                                      
- This file describes the New Horizons spacecraft.                            
- High-level catalog object for the New Horizons spacecraft.                  
                                                                              
                                                                              
ALICE.CAT                                                                     
- This file describes the Alice Ultraviolet Imaging Spectrograph instrument.  
- High-level catalog object for the                                           
    Alice Ultraviolet Imaging Spectrograph instrument on the New Horizons     
    spacecraft.                                                               
                                                                              
                                                                              
LORRI.CAT                                                                     
- This file describes the Long Range Reconnaissance Imager instrument.        
- High-level catalog object for the Long Range Reconnaissance Imager          
  instrument on the New Horizons spacecraft.                                  
                                                                              
                                                                              
REX.CAT                                                                       
- This file describes the Radio EXperiment instrument.                        
- High-level catalog object for the Radio EXperiment instrument               
  on the New Horizons spacecraft.                                             
                                                                              
                                                                              
DATASET.CAT                                                                   
- This file describes this data set.                                          
- High-level catalog object for the New Horizons Atmosphere Theme             
  Team Pluto encounter derived data set.                                      
                                                                              
                                                                              
CATINFO.TXT                                                                   
- The file you are now reading.                                               
                                                                              
                                                                              
REF.CAT                                                                       
- Bibliographic citations for reference works cited in other catalog objects.