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**PlayboyAtWork** · 05-06-2010, 10:51 PM

HC, maybe you can answer a question that Kuci got wrong.

Betelgeuse is a star located 640 ly away from the earth.

RA is 5h 55m

Dec is +7 deg 24'

What are the coordinates of betelgeuse in cartesian coordinates, assuming the Sun is 0/0/0

05-06-2010, 10:51 PM	#25
PlayboyAtWork Join Date Nov 2005 Posts 393 Senior Member	HC, maybe you can answer a question that Kuci got wrong. Betelgeuse is a star located 640 ly away from the earth. RA is 5h 55m Dec is +7 deg 24' What are the coordinates of betelgeuse in cartesian coordinates, assuming the Sun is 0/0/0
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