Polaris
Intelligence
My Polaris
Intelligence
Space & Launch
Ecosystem
About
Ctrl K
Explore
Sign in
Kosmos-1821
retired
Космос-1821
Positioning Navigation Timing
LEO
COSPAR 1987-017A
Launched 2/18/1987
Admin Edit
Mission & Launch
Launch Mission
Kosmos-1821 Mission
Launch Vehicle
Kosmos 11K65M
Launch Date
2/18/1987
Last Contact
1/1/1989
Orbit & Mass
Orbit Class
LEO
Altitude
989 km
Inclination
82.92 deg
Orbit Plane
1 PE
Dry Mass
800 kg
Total Mass
800 kg
Payload Classification
Mission Type
Positioning Navigation Timing
Payload Category
NAV
Payload Class
D
Organizations
Operator
Russian Navy
Manufacturer
Khrunichev State Research and Production Center
Constellation
Name
Parus / Tsikada-M
Active Satellites
3
Registry
COSPAR ID
1987-017A
UN Registration
ST/SG/SER.E/164
Track