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September 24, 2011
ISS015-E-12854 (10 June 2007) --- This underside view of the Space Shuttle Atlantis was photographed by an Expedition 15 crewmember as Atlantis approached the International Space Station and performed a back-flip to allow photography of its heat shield. The photos will be analyzed by engineers on the ground as additional data to evaluate the condition of Atlantis' heat shield.