NAME: 
  rdctioph
 PURPOSE: 
  Reads raw card image CTIO photometry data files.
 DESCRIPTION:
 CATEGORY:
  File I/O
 CALLING SEQUENCE:
 INPUTS:
 OPTIONAL INPUT PARAMETERS:
 KEYWORD INPUT PARAMETERS:
 OUTPUTS:
 KEYWORD OUTPUT PARAMETERS:
 COMMON BLOCKS:
 SIDE EFFECTS:
 RESTRICTIONS:
  This assumes that the data is single channel.
 PROCEDURE:
 MODIFICATION HISTORY:
  94/04/14 - Written by Marc W. Buie, Lowell Observatory.