Trajectory & orbital insertion
Ascent path is a representation — true ascent telemetry isn’t public.
Provider
US Navy
Provider type
Government
Orbit
MEO
Mission type
Earth Science
Launch site
United States of America
Date
Fri, 18 Sep 1959 05:20:07 GMT
Orbital launch #
#49 ever
Mission
Vanguard 3 is a scientific satellite to measure the Earth's magnetic field, solar X-ray radiation and its effects on the Earth's atmosphere and the near-Earth micrometeoroid environment.