The partial asteroidal occultation of Betelgeuse on Jan 2, 2012 [PDF]
Costantino SigismondiThe asteroid (147857) 2005 UW381 will pass over the supergiant star Betelgeuse on January 2nd 2012. The event is visible on a limited geographical region, and the magnitude drop is only 0.01 magnitudes for a maximum duration of 3.6 seconds. The opportunity to measure this phenomenon can be interesting for dealing with extrasolar planetary transits.View original: http://arxiv.org/abs/1112.6398
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