Polaris Intelligence
Information
Organizations
Spacecraft
Missions
Constellations
Launch Vehicles
Locations
ESRO-IV
retired
Admin Edit
Orbit: LEO
Launched 11/22/1972
Technical Specifications
Verified technical details
Dry Mass
115 kg
Total Mass
115 kg
Power
Unknown
Design Life
Unknown
Stakeholders
Operator
European Space Agency (ESA)
Manufacturer
European Space Agency (ESA)
Launch Mission
ESRO 4
11/22/1972