Ctrl K

© Polaris Intelligence 2026

Privacy Terms Admin

Kosmos-1839

retired

Космос-1839

Positioning Navigation TimingHEOCOSPAR 1987-036BLaunched 4/24/1987

Mission & Launch

Launch Mission: Kosmos-1838/1840
Launch Vehicle: Proton-K
Launch Date: 4/24/1987
Last Contact: 10/29/1987

Orbit & Mass

Orbit Class: HEO
Altitude: 8,827.5 km
Inclination: 64.84 deg
Dry Mass: 1,200 kg
Total Mass: 1,300 kg

Payload Classification

Mission Type: Positioning Navigation Timing
Payload Category: NAV
Payload Class: D

Organizations

Operator: Russian Ministry of Defense
Manufacturer: Khrunichev State Research and Production Center

Constellation

Name: GLONASS
Active Satellites: 27

Registry

COSPAR ID: 1987-036B
UN Registration: ST/SG/SER.E/168