UNITED STATES AIR FORCE
Atlas E/OIS | Geosat 1
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Mar 13, 1985 at 02:00 UTC
▸ Flight profile›
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MISSION OVERVIEW
Oceanographic radar altimetry satellite designed to obtain mapping of the Earth’s geoid
LAUNCH DETAILS
VEHICLE
Atlas E/OISAGENCY
United States Air ForceMISSION
Geosat 1
MISSION TYPE
Earth Science
TARGET ORBIT
Low Earth Orbit
LAUNCH PAD
Space Launch Complex 3WLAUNCH SITE
Vandenberg SFB, CA, USACOUNTRY
USA
LAUNCH TIME VERIFICATION
CONFIRMEDPrecision: Minute
LAUNCH LIBRARY 2 PRIMARY
API ID: ac99e924-d881-4f7e-a5f3-a62599f8b98a
Reported date: Mar 13, 1985 at 02:00 UTC
Last synced: 7 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 — Atlas E/OIS →
MANUFACTURER
Convair
VARIANT
E/OIS
FLIGHTS
1
SUCCESSES
1
SUCCESS RATE
100%
The Atlas E/F (or SB-1A) was an American expendable launch system and sounding rocket built using parts of decommissioned SM-65 Atlas missiles. It was a member of the Atlas family of rockets.
FREQUENTLY ASKED QUESTIONS
When is the Atlas E/OIS | Geosat 1 launch?
The Atlas E/OIS | Geosat 1 is scheduled for Wednesday, March 13, 1985 at 2:00 AM UTC. This is the NET (No Earlier Than) time and may be subject to change. Current status: SUCCESS.
What rocket is being used for Geosat 1?
The Atlas E/OIS | Geosat 1 mission uses the Atlas E/OIS rocket, manufactured by Convair. The Atlas E/OIS has flown 1 times with a 100% success rate.
Where is the Atlas E/OIS | Geosat 1 launching from?
The launch takes place from Space Launch Complex 3W at Vandenberg SFB, CA, USA.
What orbit is Geosat 1 going to?
The Geosat 1 mission is targeting Low Earth Orbit.
Who is launching Geosat 1?
The Atlas E/OIS | Geosat 1 is operated by United States Air Force.
Can I watch the Atlas E/OIS | Geosat 1 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: Mar 13, 1985 at 02:00 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: 7 minutes ago
●Launch Library 27 minutes ago
Launch ID: ac99e924-d881-4f7e-a5f3-a62599f8b98a
●Open-Meteo Weather1 week ago
Pad weather at 34.64, -120.59
Mission Profile
Geosat 1 was a Atlas E/OIS mission operated by United States Air Force that lifted off from Space Launch Complex 3W, Vandenberg SFB, CA, USA on March 13, 1985. The flight carried its payload on a earth science mission to Low Earth Orbit. The launch was a success.