Orbit of Comet 17P/Holmes
Orbit Viewer applet originally written and kindly provided by Osamu Ajiki (AstroArts), and further modified by Ron Baalke (JPL).
2007-10-26
<a rel="nofollow" class="external free" href="http://ssd.jpl.nasa.gov/sbdb.cgi?sstr=17P;orb=1">http://ssd.jpl.nasa.gov/sbdb.cgi?sstr=17P;orb=1</a>