Polaris Intelligence
Information
Organizations
Spacecraft
Missions
Constellations
Launch Vehicles
Locations
[Echo 2]
retired
Admin Edit
Orbit: LEO
Launched 1/25/1964
Technical Specifications
Verified technical details
Dry Mass
256 kg
Total Mass
278 kg
Power
Unknown
Design Life
Unknown
Stakeholders
Operator
NASA Langley Research Center
Manufacturer
NASA Langley Research Center
Launch Mission
Echo 2
1/25/1964