Objectives and Applications
The instrumentation onboard GEOS-1 and GEOS-2 helped researchers define the structure of the Earth's irregular gravitational field, and refine the locations and magnitudes of the large gravity anomalies.
Full Name
Geodetic Earth Orbiting Satellite 1
Mission Status
Mission complete
Mission Agencies
Launch Date
06 Nov 1965
Mission Links
EOL Date
01 Jan 1968
Orbit Type
Highly elliptical
Orbit Period
120.3 minutes
Orbit Sense
Orbit Inclination
59.4 deg
Orbit Altitude
Orbit Longitude
NORAD Catalog #
International Designator