launched fromUSA
USA-338
Success
SEP 24202222:25:30 UTCNROL-91 mission. Final Delta IV Heavy launch from Vandenberg Space Force Base, which had hosted the rocket since NROL-49 in January 2011.
LIFTOFF
SEP 24 202222:25:30 UTC
Success
launched fromSLC-6Vandenberg
aboardDelta IV HeavyD-387intoLEO
Payload
USA-338 (KH-11 19)
Reconnaissance