CCSD3ZF0000100000001NJPL3IF0PDS200000001 = SFDU_LABEL                         
/*               File Format and Length                             */        
PDS_VERSION_ID      = PDS3                                                    
RECORD_TYPE         = FIXED_LENGTH                                            
RECORD_BYTES        = 57                                                      
FILE_RECORDS        = 1131                                                    
DATA_SET_ID         = "GIO-C-IMS-3-RDR-HERS-HALLEY-V1.0"                      
INSTRUMENT_ID       = "IMS"                                                   
INSTRUMENT_NAME     = "ION MASS SPECTROMETER"                                 
OBSERVATION_ID      = "082001"                                                
TARGET_NAME         = "HALLEY"                                                
OBSERVATION_TIME    = "UNK"                                                   
START_TIME          = 1986-03-13T18:30:56.000Z                                
PRODUCT_ID = IMSHER01                                                         
PRODUCT_CREATION_TIME = "2004-03-03"                                          
/*               Record Pointer to Object                           */        
^TABLE              = "IMSHER01.TAB"                                          
/*               Description of Object in File                      */        
OBJECT              = TABLE                                                   
 ROWS               = 1131                                                    
 ROW_BYTES          = 57                                                      
 INTERCHANGE_FORMAT = ASCII                                                   
 DESCRIPTION        = "For proton data, the data start at 1830 UT on          
March 13 and extend to the time of instrument failure at 0003 UT on           
March 14.                                                                     
                                                                              
The HERS data use HSE (Halley-relative Solar Ecliptic) coordinates:           
                                                                              
Vx is the velocity component toward the Sun                                   
Vz is the velocity component toward the north ecliptic pole                   
Vy forms a right-handed system                                                
                                                                              
The temperature is defined by 3nkT = m(v - <v>)**2."                          
 COLUMNS            = 8                                                       
                                                                              
 OBJECT             = COLUMN                                                  
  NAME              = DAY_OF_YEAR                                             
  DATA_TYPE         = ASCII_INTEGER                                           
  BYTES             = 3                                                       
  UNIT              = "DAY"                                                   
  START_BYTE        = 2                                                       
  FORMAT            = I3                                                      
 END_OBJECT  = COLUMN                                                         
                                                                              
 OBJECT             = COLUMN                                                  
  NAME              = "SPACECRAFT_EVENT_TIME"                                 
  DATA_TYPE         = ASCII_INTEGER                                           
  BYTES             = 8                                                       
  DESCRIPTION       = "TIME IN HHMMSS MEASURED AT CENTER OF INTERVAL"         
  START_BYTE        = 5                                                       
  FORMAT            = "I8"                                                    
 END_OBJECT  = COLUMN                                                         
                                                                              
 OBJECT             = COLUMN                                                  
  NAME              = DECHR                                                   
  DATA_TYPE         = ASCII_REAL                                              
  BYTES             = 8                                                       
  DESCRIPTION       = "TIME IN DECIMAL HOURS"                                 
  START_BYTE        = 13                                                      
  FORMAT            = "F8.3"                                                  
 END_OBJECT  = COLUMN                                                         
                                                                              
 OBJECT             = COLUMN                                                  
  NAME              = VX                                                      
  DATA_TYPE         = ASCII_REAL                                              
  BYTES             = 7                                                       
  UNIT              = "KM/SEC"                                                
  DESCRIPTION       = "COMPONENT OF VELOCITY MEASURED IN HSE"                 
  START_BYTE        = 21                                                      
  FORMAT            = "F7.0"                                                  
 END_OBJECT  = COLUMN                                                         
                                                                              
 OBJECT             = COLUMN                                                  
  NAME              = VY                                                      
  DATA_TYPE         = ASCII_REAL                                              
  BYTES             = 7                                                       
  UNIT              = "KM/SEC"                                                
  DESCRIPTION       = "COMPONENT OF VELOCITY MEASURED IN HSE"                 
  START_BYTE        = 28                                                      
  FORMAT            = "F7.0"                                                  
 END_OBJECT  = COLUMN                                                         
                                                                              
 OBJECT             = COLUMN                                                  
  NAME              = VZ                                                      
  DATA_TYPE         = ASCII_REAL                                              
  BYTES             = 7                                                       
  UNIT              = "KM/SEC"                                                
  DESCRIPTION       = "COMPONENT OF VELOCITY MEASURED IN HSE"                 
  START_BYTE        = 35                                                      
  FORMAT            = "F7.0"                                                  
 END_OBJECT  = COLUMN                                                         
                                                                              
 OBJECT             = COLUMN                                                  
  NAME              = "DENSITY"                                               
  DATA_TYPE         = ASCII_REAL                                              
  BYTES             = 7                                                       
  UNIT              = "CM**-3"                                                
  START_BYTE        = 42                                                      
  FORMAT            = "F7.1"                                                  
 END_OBJECT  = COLUMN                                                         
                                                                              
 OBJECT             = COLUMN                                                  
  NAME              = LOG_TEMPERATURE                                         
  DATA_TYPE         = ASCII_REAL                                              
  BYTES             = 7                                                       
  UNIT              = "KELVIN"                                                
  DESCRIPTION       = "LOG BASE 10 OF TEMPERATURE IN KELVINS"                 
  START_BYTE        = 49                                                      
  FORMAT            = "F7.2"                                                  
 END_OBJECT  = COLUMN                                                         
END_OBJECT          = TABLE                                                   
END