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To: MrDem

That’s only Mach 2.5 or so.


8 posted on 11/16/2009 6:11:22 PM PST by Tolsti2
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To: Tolsti2
Speed of 2.8 km/s corresponds to Mach 9.48
10 posted on 11/16/2009 6:30:25 PM PST by Greysard
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