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UNITED STATES AIR FORCE

Thor Delta E1 | IMP F

SUCCESSMay 24, 1967 at 14:05 UTCThor Delta E1 →
PADSpace Launch Complex 2E
SITEVandenberg SFB, CA, USA →
ORBITElliptical Orbit
TYPEAstrophysics

Satellite instrumented to study interplanetary magnetic fields, energetic particles, and plasma.

MISSION
IMP F
MISSION TYPE
Astrophysics
TARGET ORBIT
Elliptical Orbit
COUNTRY
USA
CONFIRMEDPrecision: Minute
LAUNCH LIBRARY 2 PRIMARY
API ID: af08066a-de7b-42d3-ba1c-9fba4f430695
Reported date: May 24, 1967 at 14:05 UTC
Last synced: 16 hours ago
This launch date and time are confirmed by the launch provider. Countdown is active.
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MANUFACTURER
McDonnell Douglas
VARIANT
Delta E1
FLIGHTS
17
SUCCESSES
16
SUCCESS RATE
94.1%

American orbital launch vehicle family with Thor first stage and a delta second stage.

When is the Thor Delta E1 | IMP F launch?
The Thor Delta E1 | IMP F is scheduled for Wednesday, May 24, 1967 at 2:05 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 IMP F?
The Thor Delta E1 | IMP F mission uses the Thor Delta E1 rocket, manufactured by McDonnell Douglas. The Thor Delta E1 has flown 17 times with a 94.1% success rate.
Where is the Thor Delta E1 | IMP F launching from?
The launch takes place from Space Launch Complex 2E at Vandenberg SFB, CA, USA.
What orbit is IMP F going to?
The IMP F mission is targeting Elliptical Orbit.
Who is launching IMP F?
The Thor Delta E1 | IMP F is operated by United States Air Force.
Can I watch the Thor Delta E1 | IMP F 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.
Mar 28, 2026 20:52 UTC
Launch added to tracker
Imported from Launch Library 2 API
Mar 28, 2026 20:52 UTC
Launch date set: May 24, 1967 at 14:05 UTC
NET (No Earlier Than) confirmed by United States Air Force
Mar 28, 2026 20:52 UTC
Launch completed successfully
Updated via Launch Library 2
Last data sync: 16 hours ago
Launch Library 216 hours ago
Launch ID: af08066a-de7b-42d3-ba1c-9fba4f430695
Open-Meteo Weather16 hours ago
Pad weather at 34.75, -120.62