Characterization of the Nucleus of 103P/Hartley 2 for the EPOXI Mission
With the recovery of comet 103P/Hartley 2, the target of the EPOXI mission, we have begun the characterization of the nucleus necessary for the mission. Observations from past apparitions of this comet show that it typically begins activity while far from the sun, near r = 4 AU (about 450 days pre-perihelion). This makes obtaining information about
Meech, Karen Jean et al.
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2009