XTENSION= 'BINTABLE'           / binary table extension                         
BITPIX  =                    8 / 8-bit bytes                                    
NAXIS   =                    2 / 2-dimensional binary table                     
NAXIS1  =                  153 / width of table in bytes                        
NAXIS2  =                    4 / number of rows in table                        
PCOUNT  =                    0 / size of special data area                      
GCOUNT  =                    1 / one data group (required keyword)              
TFIELDS =                   12 / number of fields in each row                   
EXTNAME = 'E3D_DATA'           / name of this binary table extension            
TTYPE1  = 'SPEC_ID '           / label for field                                
TFORM1  = 'J       '           / format of field                                
TUNIT1  = 'none    '           / none                                           
TDISP1  = 'I8      '           / none                                           
TTYPE2  = 'SELECTED'           / label for field                                
TFORM2  = 'J       '           / format of field                                
TUNIT2  = 'none    '           / none                                           
TDISP2  = 'I1      '           / none                                           
TTYPE3  = 'NSPAX   '           / label for field                                
TFORM3  = 'J       '           / format of field                                
TUNIT3  = 'none    '           / none                                           
TDISP3  = 'I8      '           / none                                           
TTYPE4  = 'SPEC_LEN'           / label for field                                
TFORM4  = 'J       '           / format of field                                
TUNIT4  = 'none    '           / none                                           
TDISP4  = 'I8      '           / none                                           
TTYPE5  = 'SPEC_STA'           / label for field                                
TFORM5  = 'J       '           / format of field                                
TUNIT5  = 'none    '           / none                                           
TDISP5  = 'I8      '           / none                                           
TTYPE6  = 'XPOS    '           / label for field                                
TFORM6  = 'E       '           / format of field                                
TUNIT6  = 'none    '           / none                                           
TDISP6  = 'F8      '           / none                                           
TTYPE7  = 'YPOS    '           / label for field                                
TFORM7  = 'E       '           / format of field                                
TUNIT7  = 'none    '           / none                                           
TDISP7  = 'F8      '           / none                                           
TTYPE8  = 'GROUP_N '           / label for field                                
TFORM8  = 'J       '           / format of field                                
TUNIT8  = 'none    '           / none                                           
TDISP8  = 'I8      '           / none                                           
TTYPE9  = 'SPAX_ID '           / label for field                                
TFORM9  = '1A1     '           / format of field                                
TUNIT9  = 'none    '           / none                                           
TDISP9  = 'A1      '           / none                                           
TTYPE10 = 'DATA_SPE'           / label for field                                
TFORM10 = '10E     '           / format of field                                
TTYPE11 = 'QUAL_SPE'           / label for field                                
TFORM11 = '10J     '           / format of field                                
END                                                                             
