Quote:
Originally Posted by wesleyan92
Technically, Crazy1323 is correct.
Nasa didn't switch to official metric policy till 1979 and even then they were mixing and matching till the Mars lander crash in 1999. The lander crashed because one of the components was designed in Imperial system.
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Technically, the mission computer was programmed in metric and the calculations for the moon landings were done in metric. The mission computer displayed it in Imperial units for the astronouts, as they were too used to this nonsense and it was feared it might lead to mistakes on thier part.