PADSpace Launch Complex 37B
SITECape Canaveral SFS, FL, USA →ORBITGeosynchronous Orbit
TYPEGovernment/Top Secret
MISSION OVERVIEW
Classified payload for the U.S. National Reconnaissance Office.
LAUNCH DETAILS
VEHICLE
Delta IV HeavyAGENCY
United Launch AllianceMISSION
NROL-15 (Mentor) (USA-237)
MISSION TYPE
Government/Top Secret
TARGET ORBIT
Geosynchronous Orbit
LAUNCH PAD
Space Launch Complex 37BLAUNCH SITE
Cape Canaveral SFS, FL, USACOUNTRY
USA
LAUNCH TIME VERIFICATION
CONFIRMEDPrecision: Minute
LAUNCH LIBRARY 2 PRIMARY
API ID: 9686e06e-4382-4b74-ba69-acd076c168df
Reported date: Jun 29, 2012 at 13:15 UTC
Last synced: 4 hours ago
This launch date and time are confirmed by the launch provider. Countdown is active.
LAUNCH MAP
PAD WEATHER
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VEHICLE — Delta IV Heavy →
MANUFACTURER
United Launch Alliance
VARIANT
Heavy
FLIGHTS
16
SUCCESSES
15
SUCCESS RATE
93.8%
The Delta IV Heavy (Delta 9250H) is an expendable heavy-lift launch vehicle, the largest type of the Delta IV family, and is the world's second highest-capacity rocket in operation. It is manufactured by United Launch Alliance and was first launched in 2004.
FREQUENTLY ASKED QUESTIONS
When is the Delta IV Heavy | NROL-15 (Mentor) (USA-237) launch?
The Delta IV Heavy | NROL-15 (Mentor) (USA-237) is scheduled for Friday, June 29, 2012 at 1:15 PM UTC. This is the NET (No Earlier Than) time and may be subject to change. Current status: SUCCESS.
What rocket is being used for NROL-15 (Mentor) (USA-237)?
The Delta IV Heavy | NROL-15 (Mentor) (USA-237) mission uses the Delta IV Heavy rocket, manufactured by United Launch Alliance. The Delta IV Heavy has flown 16 times with a 93.8% success rate.
Where is the Delta IV Heavy | NROL-15 (Mentor) (USA-237) launching from?
The launch takes place from Space Launch Complex 37B at Cape Canaveral SFS, FL, USA.
What orbit is NROL-15 (Mentor) (USA-237) going to?
The NROL-15 (Mentor) (USA-237) mission is targeting Geosynchronous Orbit.
Who is launching NROL-15 (Mentor) (USA-237)?
The Delta IV Heavy | NROL-15 (Mentor) (USA-237) is operated by United Launch Alliance.
Can I watch the Delta IV Heavy | NROL-15 (Mentor) (USA-237) launch live?
Yes. Visit the launch detail page on Space Launch Live for embedded YouTube webcasts, replay videos, and links to live coverage from SpaceX, NASA, NASASpaceflight, and other channels.
LAUNCH TIMELINE
Mar 29, 2026 00:02 UTC
Launch added to tracker
Imported from Launch Library 2 API
Mar 29, 2026 00:02 UTC
Launch date set: Jun 29, 2012 at 13:15 UTC
NET (No Earlier Than) confirmed by United Launch Alliance
Mar 29, 2026 00:02 UTC
Launch completed successfully
Updated via Launch Library 2
LIVE DATA SOURCES
Last data sync: 4 hours ago
●Launch Library 24 hours ago
Launch ID: 9686e06e-4382-4b74-ba69-acd076c168df
●Open-Meteo Weather4 hours ago
Pad weather at 28.53, -80.56
●YouTube Video Search4 hours ago
1 video discovered