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Old September 18, 2019, 20:56   #29
Story
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FALaholic #: 7638
Join Date: Oct 2002
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C/2019 Q4 simulator by this guy, who thinks it'll only get as close to us as 1.9 AU (like as close as Mars gets).
https://twitter.com/tony873004/statu...17219485192192

http://orbitsimulator.com/gravitySim...7_c2019q4.html

What if his math is wrong?

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