Thread: Mars Perseverance Lander - Landing watch party TODAY
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Old February 18th 21, 09:04 PM posted to sci.space.policy
David Spain
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Default Mars Perseverance Lander - Landing watch party TODAY
On 2/18/2021 3:05 PM, JF Mezei wrote:
What NASA speaks of speed (currently, at 12'328kmh, altitude of
9,240km), what is the speed relative to?


Mars surface.

Dave