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Originally posted by Mogget
Orbital calculations do indeed have a margin of error, but that margin is exceptionally small for this particular asteroid's close approach to Earth. There is absolutely no chance whatsoever that it will hit our planet in November, so please stop worrying about it!edit on 28-8-2011 by Mogget because: (no reason given)
using the Goldstone radar operating in a relatively new "chirp" mode, the November 2011 radar opportunity could result in a shape model reconstruction with a resolution of as fine as 4 meters. Several days of high resolution imaging (about 7.5 meters) are also planned at Arecibo.