Ctrl K

© Polaris Intelligence 2026

Privacy Terms Admin

Nadezhda (1991-019A)

retired

Надежда

Positioning Navigation TimingLEOCOSPAR 1991-019ALaunched 3/12/1991

Mission & Launch

Launch Mission: Nadezhda Mission
Launch Vehicle: Kosmos 11K65M
Launch Date: 3/12/1991
Last Contact: 9/22/2001

Orbit & Mass

Orbit Class: LEO
Altitude: 987 km
Inclination: 82.92 deg
Orbit Plane: 1 TB
Dry Mass: 826 kg
Total Mass: 826 kg

Payload Classification

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

Organizations

Operator: Russian Navy
Manufacturer: PO Polyot

Constellation

Name: Nadezhda search-and-rescue satellites
Active Satellites: 0

Registry

COSPAR ID: 1991-019A
UN Registration: ST/SG/SER.E/242