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A comment on NASA Declares End to Deep Impact Comet Mission. Parent comment

Re:NASA Declares End to Deep Impact Comet Mission by michaelhoffman on Saturday September 21, 2013 @03:35PM (#6424147)
The standard for astronomical measurements today is the J2000.0 epoch.

http://en.wikipedia.org/wiki/Epoch_%28astronomy%29#Julian_ye...

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