artcat - create an artificial catalog
     autofocas - automatic FOCAS processing script
       autopsf - automatic PSF estimation
      catgraph - graph pairs of catalog fields
       catlist - list catalog fields
     catparams - create or modify catalog non-interactively
       catsort - sort catalog by certain fields
         clean - replace objects by sky
	detect - detect objects in an image
      evaluate - evaluate photometry and astrometry of objects in a catalog
	 expsf - extract the PSF description from a catalog
	filter - filter a catalog
     findstars - algorithm to automatically find stars
	  info - list catalog header information
	  mask - create a mask image from a catalog
	 merge - merge catalogs
	newres - new resolution classifier
      nobjects - list the number of objects in categories from a catalog
     objimages - extract object images to individual subimages
    resolution - resolution classifier
	review - review catalogs
	select - select objects by identifier from a catalog
	setcat - create or modify catalog interactively
	setpsf - set the PSF description in a catalog from a text file
	  skip - select fields in a text stream skipping some fields
	   sky - evaluate the sky for objects in a catalog
	splits - split merged catalog objects in an image
      template - create a PSF template from a catalog of objects
	totmag - evaluate the "total" magnitudes for split objects
       unsplit - remove split objects and reset object flags in a catalog

		 # MATCH CATALOGS AND OPERATE ON MATCHED CATALOGS
      catmatch - match objects in single catalog to form a matched catalog
      mcatlist - list cataog fields from a matched catalog
	mchmag - change magnitude zero points in matched catalog
      mextract - extract a single catalog from a matched catalog
       mfilter - filter a matched catalog
	 minfo - list matched catalog header information
       mreview - review a matched catalog
	 mstat - compute matching statistics from a matched catalog

		 # GENERAL STREAM TOOLS
       binstrm - bin values in an input text stream
       fltstrm - filter values in an input text stream
	opstrm - operate on an input text stream
      statstrm - compute statistics from an input text stream