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	10287
COSPAR ID	1977-079C
Observing

Current orbital elements

Inclination	74.026°
Eccentricity	0.00309
RA ascending node	10.576 hr
Argument perigee	131.081°
Mean anomaly	248.148°
Orbital period	114.599 min
Epoch of osculation	15 Mar 2026, 11:43

See historical orbital elements »

Derived Quantities

Min Altitude	1420.2 km
Mean Altitude	1444.4 km
Peak Altitude	1468.5 km

Launched alongside

COSMOS 938 COSMOS 939 SL-4 R/B SL-4 DEB SL-4 DEB COSMOS 940 COSMOS 942 COSMOS 943 COSMOS 944 COSMOS 945 COSMOS 946 SL-8 R/B COSMOS 938 DEB COSMOS 938 DEB