PDS_VERSION_ID                  = PDS3                                        
                                                                              
/* FILE CHARACTERISTICS */                                                    
                                                                              
RECORD_TYPE                     = FIXED_LENGTH                                
RECORD_BYTES                    = 2880                                        
FILE_RECORDS                    = 1064                                        
                                                                              
/* IMAGE DESCRIPTION */                                                       
                                                                              
^HEADER                         = ("apc.fit",1)                               
^TABLE                          = ("apc.fit",3)                               
                                                                              
DATA_SET_ID                     = "EAR-A-3-DDR-APC-LIGHTCURVE-V1.0"           
PRODUCT_NAME                    = "Asteroid Photometric Catalog, FITS Table"  
PRODUCT_ID                      = "APC-APC-199509"                            
INSTRUMENT_HOST_NAME            = "N/A"                                       
INSTRUMENT_NAME                 = "N/A"                                       
TARGET_NAME                     = ASTEROID                                    
START_TIME                      = "N/A"                                       
STOP_TIME                       = "N/A"                                       
PRODUCT_CREATION_TIME           = 1995-09-01                                  
RECORD_FORMAT                   = "N/A"                                       
                                                                              
OBJECT                          = HEADER                                      
 INTERCHANGE_FORMAT             = ASCII                                       
 HEADER_TYPE                    = FITS                                        
 BYTES                          = 5760                                        
 RECORDS                        = 2                                           
 DESCRIPTION                    = "FITS Version 3.1 Header"                   
END_OBJECT                                                                    
                                                                              
OBJECT                          = TABLE                                       
 ROWS                           = 191131                                      
 ROW_BYTES                      = 16                                          
 INTERCHANGE_FORMAT             = BINARY                                      
 COLUMNS                        = 3                                           
 DESCRIPTION                    = "The Asteroid Photometric Catalog is        
  intended to be a compilation of all published photometric data on           
  lightcurves of asteroids.  This dataset includes the third update to the    
  APC, and is therefore complete through 1992.  Each data record comprises a  
  single observation.  See the APCINDEX.TAB file to determine when            
  a particular observation set begins(time, start record position, and        
  record length)."                                                            
                                                                              
 OBJECT                         = COLUMN                                      
  COLUMN_NUMBER                 = 1                                           
  NAME                          = "JULIAN DATE"                               
  UNIT                          = "DAY"                                       
  DESCRIPTION                   = "Julian date of observation.                
   Corrected for lighttime.  Some observation sets which have the SCALE       
   FLAG value set to T in APCINDEX.TAB may have an artificial JULIAN          
   DATE, which may be set near 0.0, since the observation time is             
   unknown or the lightcurve is a composite of several observation sets       
   made at different times."                                                  
  DATA_TYPE                     = "IEEE REAL"                                 
  START_BYTE                    = 1                                           
  BYTES                         = 8                                           
 END_OBJECT                     = COLUMN                                      
                                                                              
 OBJECT                         = COLUMN                                      
  COLUMN_NUMBER                 = 2                                           
  NAME                          = "MAGNITUDE"                                 
  UNIT                          = "MAGNITUDE"                                 
  DESCRIPTION                   = "Magnitude of the object reduced to         
   unit geocentric and heliocentric distances (not applicable for             
   relative photometry).  Some observation sets have unknown constants        
   added to their magnitude."                                                 
  DATA_TYPE                     = "IEEE REAL"                                 
  START_BYTE                    = 9                                           
  BYTES                         = 4                                           
 END_OBJECT                     = COLUMN                                      
                                                                              
 OBJECT                         = COLUMN                                      
  COLUMN_NUMBER                 = 3                                           
  NAME                          = "MAGNITUDE_ERROR"                           
  UNIT                          = "MAGNITUDE"                                 
  DESCRIPTION                   = "Estimates of magnitude errors.  An entry   
of -999 indicates that no error value was recorded."                          
  DATA_TYPE                     = "IEEE REAL"                                 
  START_BYTE                    = 13                                          
  BYTES                         = 4                                           
 END_OBJECT                     = COLUMN                                      
END_OBJECT                      = TABLE                                       
END