Ctrl K

© Polaris Intelligence 2026

Privacy Terms Admin

SR 11B

retired

Science ExplorationHEOCOSPAR 1976-023DLaunched 3/15/1976

Mission & Launch

Launch Mission: P74-1
Launch Vehicle: Titan IIIC
Launch Date: 3/15/1976
Last Contact: 10/31/1979

Orbit & Mass

Orbit Class: HEO
Altitude: 116,182.5 km
Inclination: 25.6 deg
Dry Mass: 171 kg
Total Mass: 171 kg

Payload Classification

Mission Type: Science Exploration
Payload Category: AST
Payload Class: C

Organizations

Operator: U.S. Naval Research Lab
Manufacturer: U.S. Naval Research Lab

Registry

COSPAR ID: 1976-023D
UN Registration: A/AC.105/INF.349