Did he break the barrier or what?
dunno. The sea-level 20 deg C number is 761.2 mph which he didn't reach. May just have gone fast enough to reach the Mach 1 speed of the cooler air he was falling though.
@moth started
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dunno. The sea-level 20 deg C number is 761.2 mph which he didn't reach. May just have gone fast enough to reach the Mach 1 speed of the cooler air he was falling though.