Atlantis spacewalkers complete ISS battery swap
Mission specialists Michael Good and Garrett Reisman are back aboard the shuttle Atlantis, safe and sound, after a spacewalk of six hours and 46 minutes. On this third and final spacewalk of STS-132, Good and Reisman replaced the final two of the six new 375-pound batteries that Atlantis brought to the International Space …
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Difficulty
Apparently the little red ribbon was folded inside and so they had to lever the first battery out with a bic pen cap - tricky with a space suit
375 pound batteries?
Pounds are a unit of weight on earth. A unit of mass e.g. kilograms should have been used.
http://www.google.co.uk/#hl=en&source=hp&q=375+pounds+in+kilos
375 pounds = 170.097139 kilograms (assuming earth at sea level).
Google is your friend. Though personally I think we need a measure of mass that isn't also a measure of weight. I recommend the "Paris". Only countable in divisions of two, and 10 Parises makes a Parton.
Site != Sight
And EVERYBODY made that typo without catching it. Even El Reg. Sigh.
zero gravity
i don't know that this battery swap takes longer than an iphone; i'm guessing an iphone battery swap in zero g would go pretty slow 8-)
True,,
but swapping 375 pound batteries by hand on Earth (i.e. without the benefit of zero g) might be even slower...
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