.. _wcsutil:

**************************************
WCSUTIL 
**************************************
This package provides an HSTWCS class which performs WCS based coordinate 
transformations and a module for managing alternate WCS's.

.. currentmodule:: stwcs.wcsutil.__init__

.. toctree::
   :maxdepth: 2
   
   
   hstwcs
   hstwcs_ui
   altwcs