Delta IV Heavy | NROL-49 (KH-11) (USA-224)
United Launch Alliance flew Delta IV Heavy | NROL-49 (KH-11) (USA-224) on a Delta IV Heavy out of Vandenberg SFB, CA, USA, placing its payload in LEO.
- Launch time
- Status
- SUCCESS
- Operator
- United Launch Alliance
- Mission type
- Government/Top Secret
- Rocket
- Delta IV Heavy
- Launch site
- Vandenberg SFB, CA, USA
- Launch pad
- Space Launch Complex 6
- Payload
- —
- Target orbit
- LEO

Mission timeline
- 2011-01-20T21:10:30.000ZDelta IV Heavy roars off the pad at Vandenberg SFB, CA, USA.
- The vehicle reaches Max Q, the highest aerodynamic load of the flight.
- MECO — first-stage propulsion ends after a nominal burn.
- Clean stage separation confirmed.
- The upper-stage engine lights up after separation.
- Orbit insertion confirmed — now circling in LEO.
- All mission objectives achieved.