Mark Trueblood Science at the Winer Observatory
Near Earth Objects
Using the University of Iowa 0.5-m telescope, Mark Trueblood took this image of minor planet 2000QW7 on August 31, 2000. This small Near Earth Object is an asteroid that came within 12 Earth-Moon orbital radii (3 million miles) of the Earth.
See also Dave Berry on near Earth objects.
Page last updated on: December 6, 2013