PDS_VERSION_ID                     = PDS3                                     
                                                                              
RECORD_TYPE                        = "FIXED_LENGTH"                           
RECORD_BYTES                       = 76                                       
FILE_RECORDS                       = 676                                      
                                                                              
^TABLE                             = "wild2astrom.tab"                        
                                                                              
DATA_SET_ID                        = "EAR-C-I0039-2-SBN0007/KECKIIESI-V1.0"   
PRODUCT_NAME                       = "81P/WILD 2 ASTROMETRY"                  
PRODUCT_ID                         = "WILD2ASTROM_TAB"                        
INSTRUMENT_HOST_ID                 = "OBS378T2"                               
INSTRUMENT_HOST_NAME               = "W.M. Keck Observatory 10-m Keck II      
        Ritchey-Chretien altazimuth reflector"                                
INSTRUMENT_ID                      = "I0039"                                  
INSTRUMENT_NAME                    = "KECK ECHELLE SPECTROGRAPH AND IMAGER"   
TARGET_NAME                        = "81P/WILD 2 (1978 A2)"                   
TARGET_TYPE                        = "COMET"                                  
START_TIME                         = 2003-12-19T15:32:05                      
STOP_TIME                          = 2003-12-21T16:08:56                      
PRODUCT_CREATION_TIME              = 2005-06-28  /* File uploaded to OLAF */  
CITATION_DESC                      = "Tholen, D.J., 81P/Wild 2 Astrometry.    
        EAR-C-I0039-2-SBN0007/KECKIIESI-V1.0:WILD2ASTROM_TAB. NASA Planetary  
        Data System, 2004."                                                   
DESCRIPTION                        = "                                        
  This file presents a table of astrometry as a function of aperture radius   
  for selected processed images.                                              
  "                                                                           
                                                                              
OBJECT                             = TABLE                                    
 ROWS                              = 676                                      
 ROW_BYTES                         = 76                                       
 INTERCHANGE_FORMAT                = "ASCII"                                  
 COLUMNS                           = 14                                       
 DESCRIPTION                       = "Astrometry of 81P/Wild 2"               
                                                                              
 OBJECT                            = COLUMN                                   
  COLUMN_NUMBER                    = 1                                        
  NAME                             = "APERTURE_RADIUS"                        
  DESCRIPTION                      = "Radius of synthetic aperture in pixels, 
        or zero if the position is for the brightest pixel.  Pixel size is    
        0.1546 arcsec."                                                       
  UNIT                             = "PIXELS"                                 
  DATA_TYPE                        = "ASCII_INTEGER"                          
  START_BYTE                       = 1                                        
  BYTES                            = 2                                        
  FORMAT                           = "I2"                                     
 END_OBJECT                        = COLUMN                                   
                                                                              
 OBJECT                            = COLUMN                                   
  COLUMN_NUMBER                    = 2                                        
  NAME                             = "YEAR"                                   
  DESCRIPTION                      = "Year of observation"                    
  UNIT                             = "YEAR"                                   
  DATA_TYPE                        = "ASCII_INTEGER"                          
  START_BYTE                       = 4                                        
  BYTES                            = 4                                        
  FORMAT                           = "I4"                                     
 END_OBJECT                        = COLUMN                                   
                                                                              
 OBJECT                            = COLUMN                                   
  COLUMN_NUMBER                    = 3                                        
  NAME                             = "MONTH"                                  
  DESCRIPTION                      = "Month of observation"                   
  UNIT                             = "MONTH"                                  
  DATA_TYPE                        = "ASCII_INTEGER"                          
  START_BYTE                       = 9                                        
  BYTES                            = 2                                        
  FORMAT                           = "I2"                                     
 END_OBJECT                        = COLUMN                                   
                                                                              
 OBJECT                            = COLUMN                                   
  COLUMN_NUMBER                    = 4                                        
  NAME                             = "DAY"                                    
  DESCRIPTION                      = "Day of observation in UTC"              
  UNIT                             = "DAY"                                    
  DATA_TYPE                        = "ASCII_REAL"                             
  START_BYTE                       = 12                                       
  BYTES                            = 9                                        
  FORMAT                           = "F9.6"                                   
 END_OBJECT                        = COLUMN                                   
                                                                              
 OBJECT                            = COLUMN                                   
  COLUMN_NUMBER                    = 5                                        
  NAME                             = "RIGHT_ASCENSION_HOURS"                  
  DESCRIPTION                      = "Hours of right ascension, J2000 equinox"
  UNIT                             = "HOURS"                                  
  DATA_TYPE                        = "ASCII_INTEGER"                          
  START_BYTE                       = 22                                       
  BYTES                            = 2                                        
  FORMAT                           = "I2"                                     
  MISSING_CONSTANT                 = 99                                       
 END_OBJECT                        = COLUMN                                   
                                                                              
 OBJECT                            = COLUMN                                   
  COLUMN_NUMBER                    = 6                                        
  NAME                             = "RIGHT_ASCENSION_MINUTES"                
  DESCRIPTION                      = "Mintues of right ascension, J2000       
        equinox"                                                              
  UNIT                             = "MINUTES"                                
  DATA_TYPE                        = "ASCII_INTEGER"                          
  START_BYTE                       = 25                                       
  BYTES                            = 2                                        
  FORMAT                           = "I2"                                     
  MISSING_CONSTANT                 = 99                                       
 END_OBJECT                        = COLUMN                                   
                                                                              
 OBJECT                            = COLUMN                                   
  COLUMN_NUMBER                    = 7                                        
  NAME                             = "RIGHT_ASCENSION_SECONDS"                
  DESCRIPTION                      = "Seconds of right ascension, J2000       
        equinox"                                                              
  UNIT                             = "SECONDS"                                
  DATA_TYPE                        = "ASCII_REAL"                             
  START_BYTE                       = 28                                       
  BYTES                            = 6                                        
  FORMAT                           = "F6.3"                                   
  MISSING_CONSTANT                 = 99.999                                   
 END_OBJECT                        = COLUMN                                   
                                                                              
 OBJECT                            = COLUMN                                   
  COLUMN_NUMBER                    = 8                                        
  NAME                             = "DECLINATION_SIGN"                       
  DESCRIPTION                      = "Sign of the declination, either '+' or  
        '-'"                                                                  
  DATA_TYPE                        = "CHARACTER"                              
  START_BYTE                       = 35                                       
  BYTES                            = 1                                        
  FORMAT                           = "A1"                                     
  MISSING_CONSTANT                 = "*"                                      
 END_OBJECT                        = COLUMN                                   
                                                                              
 OBJECT                            = COLUMN                                   
  COLUMN_NUMBER                    = 9                                        
  NAME                             = "DECLINATION_DEGREES"                    
  DESCRIPTION                      = "Degrees of declination, J2000 equinox"  
  UNIT                             = "DEGREES"                                
  DATA_TYPE                        = "ASCII_INTEGER"                          
  START_BYTE                       = 36                                       
  BYTES                            = 2                                        
  FORMAT                           = "I2"                                     
  MISSING_CONSTANT                 = 99                                       
 END_OBJECT                        = COLUMN                                   
                                                                              
 OBJECT                            = COLUMN                                   
  COLUMN_NUMBER                    = 10                                       
  NAME                             = "DECLINATION_ARCMINUTES"                 
  DESCRIPTION                      = "Arcminutes of declination, J2000        
        equinox"                                                              
  UNIT                             = "ARCMINUTES"                             
  DATA_TYPE                        = "ASCII_INTEGER"                          
  START_BYTE                       = 39                                       
  BYTES                            = 2                                        
  FORMAT                           = "I2"                                     
  MISSING_CONSTANT                 = 99                                       
 END_OBJECT                        = COLUMN                                   
                                                                              
 OBJECT                            = COLUMN                                   
  COLUMN_NUMBER                    = 11                                       
  NAME                             = "DECLINATION_ARCSECONDS"                 
  DESCRIPTION                      = "Arcseconds of declination, J2000        
        equinox"                                                              
  UNIT                             = "ARCSECONDS"                             
  DATA_TYPE                        = "ASCII_REAL"                             
  START_BYTE                       = 42                                       
  BYTES                            = 5                                        
  FORMAT                           = "F5.2"                                   
  MISSING_CONSTANT                 = 99.99                                    
 END_OBJECT                        = COLUMN                                   
                                                                              
 OBJECT                            = COLUMN                                   
  COLUMN_NUMBER                    = 12                                       
  NAME                             = "RMS"                                    
  DESCRIPTION                      = "RMS error of astrometric solution"      
  UNIT                             = "ARCSECONDS"                             
  DATA_TYPE                        = "ASCII_REAL"                             
  START_BYTE                       = 48                                       
  BYTES                            = 4                                        
  FORMAT                           = "F4.2"                                   
  MISSING_CONSTANT                 = 9.99                                     
 END_OBJECT                        = COLUMN                                   
                                                                              
 OBJECT                            = COLUMN                                   
  COLUMN_NUMBER                    = 13                                       
  NAME                             = "R_MAGNITUDE"                            
  DESCRIPTION                      = "Cousins R magnitude.  This value is not 
        provided for the brightest pixel."                                    
  UNIT                             = "MAGNITUDES"                             
  DATA_TYPE                        = "ASCII_REAL"                             
  START_BYTE                       = 53                                       
  BYTES                            = 4                                        
  FORMAT                           = "F4.1"                                   
  MISSING_CONSTANT                 = 99.9                                     
 END_OBJECT                        = COLUMN                                   
                                                                              
 OBJECT                            = COLUMN                                   
  COLUMN_NUMBER                    = 14                                       
  NAME                             = "NOTES"                                  
  DESCRIPTION                      = "Remarks.  In all but two cases this     
        field is blank."                                                      
  DATA_TYPE                        = "CHARACTER"                              
  START_BYTE                       = 58                                       
  BYTES                            = 17                                       
  FORMAT                           = "A17"                                    
 END_OBJECT                        = COLUMN                                   
                                                                              
END_OBJECT                         = TABLE                                    
END