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Post Info TOPIC: Asteroid (147857) 2005 UW381
Blobrana


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Asteroid (147857) 2005 UW381
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Title: The partial asteroidal occultation of Betelgeuse on Jan 2, 2012
Authors: Costantino Sigismondi

The 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.

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Blobrana


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The magnitude 19.1 asteroid (147857) 2005 UW381 will occult the star Betelgeuse from 21:16 to 21:31 UT ±1 minute, 2nd January, 2012.
The 4 second event will be visible from Europe and Asia.



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