United States Air ForceThor Delta E1Space Launch Complex 2W, Vandenberg SFB, CA, USA
Thor Delta E1 | IMP G
Launch window
No countdown — this launch time is not yet known to the minute.June 21, 1969Add to calendar
Launch Failure
Image: NASA
United States Air Force's 495th launch · 21st this year · humanity's 980th orbital launch attempt
Either the launch vehicle did not reach orbit, or the payload(s) failed to separate.
Window: Jun 21, 08:47 – Jun 21, 08:47 UTC
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IMP G
Satellite instrumented to study interplanetary magnetic fields, energetic particles, and plasma.
Astrophysics · Elliptical Orbit (Elliptical)
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