Polaris Intelligence
Information
Organizations
Products
Spacecraft
Missions
Constellations
Launch Vehicles
Locations
SMS 1
retired
Admin Edit
Orbit: GEO
Launched 5/17/1974
Technical Specifications
Verified technical details
Dry Mass
269 kg
Total Mass
627 kg
Power
Unknown
Design Life
Unknown
Stakeholders
Operator
NASA Goddard Space Flight Center
Manufacturer
Philco
Launch Mission
SMS 1 Mission
5/17/1974