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August 30, 2014

Homework Help: astronomy

Posted by Rohit on Friday, April 27, 2007 at 2:13am.

The parallax of the red giant Betelguese is just barely measurable and has a value of about 0.005 arc seconds. What is its distance? Suppose the measurement is in error by + or -0.003 arc seconds. What limits can you set on its distance?

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