XEphem/Site/intro.html

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<TITLE>XEphem: The Cross-Platform Astronomy Software</TITLE>
<LINK REV="made" HREF="MAILTO:xephem@ClearSkyInstitute.com">
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<META name="keywords" content="astronomy, astronomy software, ephemeris,
xephem, ephemerides, X Windows, X Window System, Linux, UNIX, FreeBSD,
Solaris, HPUX, AIX, SunOS, planetarium software, planets, stars, telescope
control, LX200, MacOS X">
<META name="description" content="The accurate and reliable interactive
astronomy software tool for all UNIX-like systems including Linux, FreeBSD
and Solaris.">
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<a href="solsys.html"><img width="159" height="174"
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<img width="291" height="86" border="0" src="xephemdrop.png">
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<font size="-3">(icon background by
<a target="galwin" href="http://www.galaxyphoto.com">Galaxy Photography</a>)
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<b>The Serious* Interactive</b>
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Astronomical Software Ephemeris
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<a href="earthsat.html"><img width="160" height="172"
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<a href="saturn.html"><img width="160" height="172"
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<a href="skyview.html"><img width="357" height="172"
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<a href="moon.html"><img width="160" height="172"
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* "It takes some getting used to, but it's worth the effort. Once you
understand its peculiarities, you'll find that XEphem can do just about
anything you ask ...". Quoted with permission from
<a target="_blank" href="http://www.amazon.com/Astronomy-Hacks-Tools-Observing-Night/dp/0596100604/ref=sr_1_1?ie=UTF8&s=books&qid=1280642536&sr=8-1">Astronomy Hacks</a>
Copyright &#169; 2005 Robert Bruce Thompson and Barbara Fritchman Thompson.
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<b>XEphem</b>&nbsp;&nbsp;\eks-i-'fem\&nbsp;&nbsp; <i>n.</i>&nbsp;&nbsp;
[<b>X</b> Window System + <b>Ephem</b>eris]&nbsp;&nbsp; (1990)<b> :</b>
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<td valign="top"> <b>1.</b></td>
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<p>
From <i>Xceptional Astronomical Software</i>
by Jeff Medkeff, Sky and Telescope magazine February 2000, page 65:
<blockquote>
"XEphem, the brainchild of programmer Elwood Downey, is a star-charting,
sky-simulating, ephemeris-generating celestial virtuoso that can do
just about everything ... what's not to like?"
</blockquote>
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From <i>X Marks the Spot</i>
by David Ratledge, Sky and Telescope magazine August 2002, page 67:
<blockquote>
"If everyday sky charting is all you want, then one of several more
user-friendly and cheaper Windows packages will suffice. However, that's
not what XEphem is all about. It's for those who need that little
extra and are willing to put the effort in to achieve it. If, like me,
you are in that category then I would certainly recommend XEphem."
</blockquote>
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<td valign="top"> <b>2.</b></td>
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The scientific-grade interactive astronomical ephemeris software
package for UNIX-like* systems. Written in C, X11 and Motif with full
<a target="rightPane" href="download.html">source code</a>
freely available, easily ported to systems including:
<ul>
<li><b>Mac OSX Intel</b> (<a target="_blank" href="osxshot.png">screen shot</a>)
<li><b>Linux</b>
<li><b>FreeBSD</b>
<li><b>Solaris</b>
<li><b>AIX</b>
<li><b>HP-UX</b>
<li><b>OpenVMS</b>
</ul>
<p>
* XEphem does <em>not</em> run under native Windows but it works fine
using a virtualization toolkit such as
<a target="_blank" href="http://www.virtualbox.org">Virtualbox</a> and
a free linux distro such as
<a target="_blank" href="http://www.opensuse.org">OpenSUSE</a>.
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Thank you for your interest in XEphem. Feel free to browse by clicking on
the screen shots above and from the panel at the left for more
information. For specific questions, contact us at
<a href="mailto:xephem@ClearSkyInstitute.com">
xephem@ClearSkyInstitute.com</a>.
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