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Old 28-02-2013, 02:57 PM
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mithrandir (Andrew)
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Join Date: Jan 2009
Location: Glenhaven
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Originally Posted by carl37 View Post
It won't pass very close to us Brent - it will be way south of the Earth's orbital plane when it passes us. It also doesn't get very close to the sun so it probably won't be super bright either.
I tried generating a 3D plot with gnuplot from JPL ephemeris for the two. This is the closest they appear to get. They cross at close to 90 - Mars moving in RA, C/2013 A1 moving in Dec.

Z is in AU from the Sun.
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