UNITED STATES AIR FORCE
Delta 3914 | Exosat
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May 26, 1983 at 15:18 UTC
▸ Flight profile›
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MISSION OVERVIEW
European astronomy satellite designed dedicated to X-ray observations
LAUNCH DETAILS
VEHICLE
Delta 3914AGENCY
United States Air ForceMISSION
Exosat
MISSION TYPE
Astrophysics
TARGET ORBIT
Elliptical Orbit
LAUNCH PAD
Space Launch Complex 2WLAUNCH SITE
Vandenberg SFB, CA, USACOUNTRY
USA
LAUNCH TIME VERIFICATION
CONFIRMEDPrecision: Minute
LAUNCH LIBRARY 2 PRIMARY
API ID: 86dd4a7a-f161-407b-b509-1c33051f70a5
Reported date: May 26, 1983 at 15:18 UTC
Last synced: 8 minutes 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 3914 →
MANUFACTURER
McDonnell Douglas
VARIANT
3914
FLIGHTS
12
SUCCESSES
10
SUCCESS RATE
83.3%
The Delta 3000 series was an American expendable launch system which was used to conduct 38 orbital launches between 1975 and 1989. It was a member of the Delta family of rockets. Several variants existed, which were differentiated by a four digit numerical code.
FREQUENTLY ASKED QUESTIONS
When is the Delta 3914 | Exosat launch?
The Delta 3914 | Exosat is scheduled for Thursday, May 26, 1983 at 3:18 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 Exosat?
The Delta 3914 | Exosat mission uses the Delta 3914 rocket, manufactured by McDonnell Douglas. The Delta 3914 has flown 12 times with a 83.3% success rate.
Where is the Delta 3914 | Exosat launching from?
The launch takes place from Space Launch Complex 2W at Vandenberg SFB, CA, USA.
What orbit is Exosat going to?
The Exosat mission is targeting Elliptical Orbit.
Who is launching Exosat?
The Delta 3914 | Exosat is operated by United States Air Force.
Can I watch the Delta 3914 | Exosat 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 23:44 UTC
Launch added to tracker
Imported from Launch Library 2 API
Mar 29, 2026 23:44 UTC
Launch date set: May 26, 1983 at 15:18 UTC
NET (No Earlier Than) confirmed by United States Air Force
Mar 29, 2026 23:44 UTC
Launch completed successfully
Updated via Launch Library 2
LIVE DATA SOURCES
Last data sync: 8 minutes ago
●Launch Library 28 minutes ago
Launch ID: 86dd4a7a-f161-407b-b509-1c33051f70a5
●Open-Meteo Weather16 hours ago
Pad weather at 34.76, -120.62
Mission Profile
Exosat was a Delta 3914 mission operated by United States Air Force that lifted off from Space Launch Complex 2W, Vandenberg SFB, CA, USA on May 26, 1983. The flight carried its payload on a astrophysics mission to Elliptical Orbit. The launch was a success.