PDS_VERSION_ID      = PDS3                                                    
                                                                              
RECORD_TYPE         = STREAM                                                  
RELEASE_ID          = 0001                                                    
REVISION_ID         = 0000                                                    
                                                                              
OBJECT              = TEXT                                                    
  PUBLICATION_DATE  = 2008-09-01                                              
  NOTE              = "Description of the DOCUMENT directory                  
                       contents for an ASPERA-4 dataset."                     
END_OBJECT          = TEXT                                                    
END                                                                           
                                                                              
                   DOCUMENT Directory Contents                                
                                                                              
The DOCUMENT directory contains documentation files for a VEX ASPERA-4        
archive volume.  The files listed below are found in this directory.          
                                                                              
                                                                              
DOCINFO.TXT      -  The file you are reading.                                 
                                                                              
VEX_ASP_CESR_EAICD_V1_4.PDF   -  The ASPERA-4 Experimenter to Archive         
                                 Interface Control Document (EAICD/SIS)       
                                 in Adobe Acrobat's Portable Document         
                                 Format, Version 1.4.                         
                                                                              
VEX_ASP_CESR_EAICD_V1_4.LBL   -  PDS label for the ASPERA-4 EAICD document:   
                                 VEX_ASP_CESR_EAICD_V1_4.PDF.                 
                                                                              
VE-ASP-TN-060402.PDF          -  The VEX/ASPERA-4 instrument manual           
                                 Issue 1.1 in PDF format.                     
                                                                              
VE-ASP-TN-060402.LBL          -  PDS label for the ASPERA-4 Instrument        
                                 Manual.                                      
                                                                              
BARABASHP3.PDF                -  ASPERA-4 scientific objectives and instrument
                                 description. Paper published at ESA Science  
                                 publication, ESA_SP-1295,2007.               
                                                                              
BARABASHP3.LBL                -  PDS label for the ESA_SP-1295 paper.         
                                                                              
ASPERA4-L1-061016.PDF         -  Description of the L1 VEX/ASPERA-4 files     
                                 (Version 4.0) in PDF format.                 
                                                                              
ASPERA4-L1-061016.LBL         -  PDS label for L1 VEX/ASPERA-4 document.      
                                                                              
ASPERA4_DESC.TXT              -  Description of the ASPERA-4 instruments      
                                 flying onboard the Venus Express spacecraft  
                                                                              
ASPERA4_DESC.LBL              -  PDS label for the instrument description     
                                 file.                                        
                                                                              
VEX_POINTING_MODE_DESC.TXT    -  Pointing mode conventions Issue 2.5.         
                                                                              
VEX_POINTING_MODE_DESC.LBL    -  PDS label for the pointing mode conventions  
                                 file.                                        
                                                                              
VEX_ORIENTATION_DESC.TXT      -  Spacecraft orientation of VEX Issue 2.1.     
                                                                              
VEX_ORIENTATION_DESC.LBL      -  PDS label for the VEX spacecraft orientation 
                                 file.                                        
                                                                              
VEX_SCIENCE_CASE_ID_DESC.TXT  -  Science cases of VEX Issue 2.1.              
                                                                              
VEX_SCIENCE_CASE_ID_DESC.LBL  -  PDS label for the VEX science cases          
                                 file.                                        
                                                                              
VEX-SCIOPS-TN-050.PDF         -  Mission information of VEX Issue 1.0         
                                 in PDF format.                               
                                                                              
VEX-SCIOPS-TN-050.LBL         -  PDS label for the VEX mission information    
                                 file.                                        
                                                                              
VEX_RSSD_LI_009.TAB           -  VEX mission subphases index table Issue 2.0. 
                                 This table is mentioned in EAICD.            
                                                                              
VEX_RSSD_LI_009.LBL           -  PDS label for the VEX mission subphases      
                                 index table.                                 
                                                                              
OBSERVATION_TYPE_DESC.TXT     -  Observation types of VEX Issue 1.0.          
                                                                              
OBSERVATION_TYPE_DESC.LBL     -  PDS label for the VEX observation types      
                                 file.                                        
                                                                              
GRIGORIEV_NPD_REPORT.PDF      -  The NPD calibrations reports                 
                                                                              
GRIGORIEV_NPD_REPORT.LBL      -  PDS label for the NPD calibrations reports