Ctrl K

© Polaris Intelligence 2026

Privacy Terms Admin

Tansei-4

retired

たんせい4号

Technology DemonstrationLEOCOSPAR 1980-015ALaunched 2/17/1980

Mission & Launch

Launch Mission: Tansei-4 Mission
Launch Vehicle: Mu-3S
Launch Date: 2/17/1980
Last Contact: 5/12/1983

Orbit & Mass

Orbit Class: LEO
Altitude: 558.5 km
Inclination: 38.69 deg
Dry Mass: 185 kg
Total Mass: 185 kg

Payload Classification

Mission Type: Technology Demonstration
Payload Category: TECH
Payload Class: C

Organizations

Operator: Japan Aerospace Exploration Agency (JAXA)
Manufacturer: Japan Aerospace Exploration Agency (JAXA)

Registry

COSPAR ID: 1980-015A
UN Registration: ST/SG/SER.E/471