NAME:
  nic1src
 PURPOSE:
  Improved 1 source extraction from single NICMOS Grism image data.
 DESCRIPTION:

 CATEGORY:
  Spectroscopy
 CALLING SEQUENCE:
  nic2src,obs
 INPUTS:
  obs - anonymous structure containing the NICMOS data.  This structure
           is initially created by NICINIT.PRO

 OPTIONAL INPUT PARAMETERS:

 KEYWORD INPUT PARAMETERS:

 OUTPUTS:

 KEYWORD OUTPUT PARAMETERS:

 COMMON BLOCKS:

 SIDE EFFECTS:

 RESTRICTIONS:

 PROCEDURE:

 MODIFICATION HISTORY:
  Written by Marc W. Buie, Lowell Observatory, 1999 Sep 29