A United Launch Alliance Atlas 5 rocket, designated AV-064, will launch a classified spacecraft payload for the U.S. National Reconnaissance Office. The rocket will fly in the 421 vehicle configuration with a four-meter fairing, two solid rocket boosters and a single-engine Centaur upper stage.
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Earlier Event: July 17
Soyuz • Progress 64P
Later Event: August 19
Delta 4 • AFSPC 6
