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              SeaDAS/NASA Goddard Space Flight Center (GSFC)

         Software Distribution Policy for Public Domain Software
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The SeaDAS source code and documentation are in the public domain, available
without fee for educational, research, non-commercial and commercial purposes.
Users may distribute the binary or source code to third parties provided that
this statement appears on all copies and that no charge is made for such
copies.  

NASA GSFC MAKES NO REPRESENTATIONS ABOUT THE SUITABILITY OF THE SOFTWARE FOR
ANY PURPOSE.  IT IS PROVIDED "AS IS" WITHOUT EXPRESS OR IMPLIED WARRANTY.
NEITHER NASA GSFC NOR THE U.S. GOVERNMENT SHALL BE LIABLE FOR ANY DAMAGES 
SUFFERED BY THE USER OF THIS SOFTWARE.

We ask, but do not require the following regarding derived works for the public
domain:

   1. That a message be included acknowledging The SeaDAS Development Group
      at NASA GSFC.

   2. That modifications which may be considered generally useful, be forwarded
      so that they might be incorporated into future releases of SeaDAS.

Regarding the commercial use of SeaDAS, be aware that SeaDAS does integrate 
software from several sources which may include embedded copyright notices and 
which may have some limitations with respect to commercial sales. Specifically
we include the NCSA HDF libraries, a few instances of source code
developed by the University of Miami and used in OBPG data processing, and
modified versions of ITTVis's IDL programs. Anyone considering modifying and
selling SeaDAS should read all the embedded copyright and copying notices and
proceed at their own risk.

By copying this software, you, the user, agree to abide by the conditions
and understandings with respect to any software which is marked with a
public domain notice.


ACKNOWLEDGEMENTS:
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The main portion of the SeaDAS software was developed by:

   1. The SeaDAS Development Group at NASA GSFC, Greenbelt, Maryland
   2. The Ocean Biology Processing Group(OBPG) at NASA GSFC, Greenbelt, 
      Maryland.

The SeaDAS software product also includes:

   1. The HDF libraries which were developed by the National Center for
      Supercomputing Applications (NCSA) at the University of Illinois (UI)

   2. Modified IDL procedures originally developed by ITTVis.
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