Ctrl K

© Polaris Intelligence 2026

Privacy Terms Admin

AMSAT-OSCAR-51

retired

CommunicationsLEOCOSPAR 2004-025KLaunched 6/29/2004

Mission & Launch

Launch Mission: Demeter/Latinsat/
Launch Vehicle: Dnepr
Launch Date: 6/29/2004
Last Contact: 5/22/2011

Orbit & Mass

Orbit Class: LEO
Altitude: 748.5 km
Inclination: 98.26 deg
Dry Mass: 10 kg
Total Mass: 10 kg

Payload Classification

Mission Type: Communications
Payload Category: COM
Payload Class: A

Organizations

Operator: AMSAT
Manufacturer: SpaceQuest

Registry

COSPAR ID: 2004-025K
UN Registration: ST/SG/SER.E/453