Polaris IntelligencePolaris Intelligence
InformationOrganizationsProductsSpacecraftMissionsConstellationsLaunch VehiclesLocations
© Polaris Intelligence 2025Admin

ERS 21

retired
Admin Edit
Orbit: GEOLaunched 9/26/1968
Technical Specifications
Verified technical details
Dry Mass
13 kg
Total Mass
13 kg
Power
Unknown
Design Life
Unknown
Stakeholders

Operator

U.S. Air Force

Manufacturer

Northrop Grumman
Launch Mission

OV2-5/LES 6

9/26/1968