Ctrl K

© Polaris Intelligence 2026

Privacy Terms Admin

ERS-1

retired

Science ExplorationLEOCOSPAR 1991-050ALaunched 7/17/1991

Mission & Launch

Launch Mission: ERS 1/ASAP 2
Launch Vehicle: Ariane 40 40
Launch Date: 7/17/1991
Last Contact: 3/10/2000

Orbit & Mass

Orbit Class: LEO
Altitude: 777 km
Inclination: 98.52 deg
Dry Mass: 2,080 kg
Total Mass: 2,384 kg

Payload Classification

Mission Type: Science Exploration
Payload Category: SCI/IMG-R
Payload Class: C

Organizations

Operator: European Space Agency (ESA)
Manufacturer: Airbus

Registry

COSPAR ID: 1991-050A
UN Registration: ST/SG/SER.E/266