Launch Details

Launched	23 August 1977
Flight ended	–
Status	Unknown
Launch site	Plesetsk Missile and Space Complex, Russia
Owner	Commonwealth of Independent States (former USSR)
NORAD ID	10290
COSPAR ID	1977-079F
Observing

Current orbital elements

Inclination	74.025°
Eccentricity	0.00055
RA ascending node	10.357 hr
Argument perigee	5.226°
Mean anomaly	63.175°
Orbital period	115.227 min
Epoch of osculation	02 Feb 2026, 10:44

See historical orbital elements »

Derived Quantities

Min Altitude	1468.5 km
Mean Altitude	1472.9 km
Peak Altitude	1477.2 km

Launched alongside

COSMOS 938 COSMOS 939 SL-4 R/B SL-4 DEB SL-4 DEB COSMOS 940 COSMOS 941 COSMOS 942 COSMOS 943 COSMOS 945 COSMOS 946 SL-8 R/B COSMOS 938 DEB COSMOS 938 DEB