The first two lines are headers describing the columns.  The actual data
begin with the third record with the following format:

columns        description

 1-5          line count   
 6-7          blanks
 8-9          hours of R.A.    --\
 10           blank               \  listed positions are at the mean epoch
 11-12        minutes of R.A.      > of the observations and on the equator
 13           blank               /  and equinox of DE200.
 14-19        seconds of R.A.  --/
 20           blank
 21-24        standard dev. (unit weight) of R.A. position [units = seconds of time * cos(decl)]
 25           blank
 26-28        number of R.A. observations
 29           blank
 30-35        mean epoch of R.A. observations
 36-39        blanks
 40           sign of Decl.    
 41-42        degrees of Decl. -\
 43           blank              \  listed positons are at the mean epoch
 44-45        minutes of Decl.    > of the observations and on the equator
 46           blank              /  and equinox of DE200.
 47-51        seconds of Decl. -/
 52           blank
 53-55        standard dev. (unit weight) of Decl. position [units = arcseconds]
 56           blank
 57-59        number of Decl. observations
 60           blanks
 61-66        mean epoch of Decl. observations
 67-69        blanks
 70-79        Washington Double Star catalog identifier
 80-83        blanks
 84-89        Washington Comprehensive catalog identifier
 90           blank
 91-96        Smithsonian Astrophyiscal catalog identifier
 97           blank
 98-104       Hipparcos Input catalog identifier
 105-106      blanks
 107          sign of Durchmusterung identifier
 108-114      Durchmusterung identifier
 115          blank
 116-119      FK5 catalog identifier
 120          blank
 121-126      visual magnitude (a minus sign can appear in columns 21 or 22)
 127          blank
 128-138      spectral type [An ellipsis (...) or a simicolon followed by a blank [: ] indecates that the string has been truncated.]     
 139          blank
 140          sign of B-V magnitude
 141-145      B-V magnitude
 146          blank
 147-149      variability designation  
 150          blank
 151-154      multiple star designation
 154-155      blanks
 157-160      magnitude of primary
 161-162      blanks
 163-166      magnitude of secondary
 167-168      blanks
 169-171      position angle of secondary relative to primary (degrees)
 172-173      blanks
 174-177      separation (arcseconds)