PDS_VERSION_ID   = PDS3                                               
                                                                      
RECORD_TYPE      = STREAM                                             
RELEASE_ID       = 0001                                               
REVISION_ID      = 0000                                               
                                                                      
OBJECT           = TEXT                                               
PUBLICATION_DATE = 2021-12-01                                         
NOTE                             = "Description of the CATALOG        
                                   directory contents for the Mars    
                                   Express Legacy Archive HRSC        
                                   mesospheric cloud                  
                                   archive volume."                   
END_OBJECT       = TEXT                                               
END                                                                   
                                                                      
                                                                      
                                                                      
            CATALOG Directory Contents                                
                                                                      
The CATALOG directory contains high-level catalog objects for the Mars
Express PFS archive volume. The following files are found in this     
directory.                                                            
                                                                      
CATINFO.TXT    >   The file you are reading.                          
                                                                      
DATASET.CAT    >   Description of the MEX Legacy Archive              
                   HRSC mesospheric cloud data set                    
                                                                      
INST.CAT       >   High-level catalog object for the Mars Express     
                   High Resolution Stereo Camera (HRSC) instrument.   
                                                                      
INSTHOST.CAT   >   High-level catalog object for the Mars Express     
                   spacecraft.                                        
                                                                      
MISSION.CAT    >   High-level catalog object for the Mars Express     
                   Mission.                                           
                                                                      
SOFT.CAT       >   High-level catalog object for the Mars Express     
                   High Resolution Stereo Camera (HRSC) software.     
                                                                      
PERS.CAT       >   High-level catalog object for personnel associated 
                   with the Mars Express Legacy Archive HRSC          
                   mesospheric cloud archive.                         
                                                                      
REFS.CAT       >   High-level catalog object for cited references into
                   the other catalog object files.                    
                                                                      
RELEASE.CAT    >   Release object of the MEX Legacy Archive           
                   HRSC mesospheric cloud                             
                                                                      
TARGET.CAT     >   Description of the MEX target in this dataset