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  {block name=title}GPSBabel development:National Geographic Topo .tpg (waypoints) (tpg){/block}
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  <div xmlns="http://www.w3.org/1999/xhtml" class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">National Geographic Topo .tpg (waypoints) (tpg)</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="fmt_mynav.html">Prev</a> </td><th width="60%" align="center">Chapter 3. The Formats</th><td width="20%" align="right"> <a accesskey="n" href="fmt_tpo2.html">Next</a></td></tr></table><hr /></div><div xmlns="http://www.w3.org/1999/xhtml" class="section"><div class="titlepage"><div><div><h2 class="title" ><a id="fmt_tpg"></a>National Geographic Topo .tpg (waypoints) (tpg)</h2></div></div></div><p class="fmtcapshdr">
    This format can...
    </p><div class="itemizedlist"><ul class="itemizedlist" style="list-style-type: disc; "><li class="listitem"><p class="fmtcapsitem">
          read and write waypoints
        </p></li></ul></div><p>This format has the following options: <a class="link" href="fmt_tpg.html#fmt_tpg_o_datum" title="datum option">datum</a> .</p><p>National Geographic Topo! Waypoint and Route Format.  This module
reads and writes .TPG files created by various editions of NG Topo!
Reading/writing of route data is not supported yet.</p><p>Contributed by Alex Mottram.</p><div class="section"><div class="titlepage"><div><div><h3 class="title"><a id="fmt_tpg_o_datum"></a><code class="option">datum</code> option</h3></div></div></div><p>
      Datum (default=NAD27).
    </p><p>The option 'datum="datum name"' can be used to override
the default of NAD27 ("N. America 1927 mean") which is correct for the
continental U.S.</p><p>Any legal <a class="link" href="Datums.html" title="Appendix A. Supported Datums">datum supported
by GPSBabel</a> may be used.  For example, points in Hawaii should 
use "Old Hawaiian_mean".</p></div></div><div xmlns="http://www.w3.org/1999/xhtml" class="navfooter"><hr /><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="fmt_mynav.html">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="The_Formats.html">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="fmt_tpo2.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top">MyNav TRC format (mynav) </td><td width="20%" align="center"><a accesskey="h" href="index.html">Home</a></td><td width="40%" align="right" valign="top"> National Geographic Topo 2.x .tpo (tpo2)</td></tr></table></div>
  
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