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
Tue, 17 Feb 1959 15:55:00 GMT
Orbital launch #
#33 ever
Mission
Vanguard II is an Earth orbiting satellite and the first weather satellite. It was designed to measure cloud-cover distribution over the daylight portion of its orbit for a period of 19 days and to provide information on the density of the atmosphere.