Trajectory & orbital insertion
Ascent path is a representation — true ascent telemetry isn’t public.
Provider
National Aeronautics and Space Administration
Provider type
Government
Orbit
Elliptical
Mission type
Earth Science
Launch site
United States of America
Date
Thu, 08 Aug 1968 20:12:00 GMT
Orbital launch #
#863 ever
Mission
Explorer 39 was an inflatable sphere, 3.6 m in diameter. It was orbited to make atmospheric density determinations.