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	10288
COSPAR ID	1977-079D
Observing

Current orbital elements

Inclination	74.022°
Eccentricity	0.00453
RA ascending node	5.859 hr
Argument perigee	313.517°
Mean anomaly	159.450°
Orbital period	115.918 min
Epoch of osculation	26 Feb 2026, 13:06

See historical orbital elements »

Derived Quantities

Min Altitude	1468.5 km
Mean Altitude	1504.2 km
Peak Altitude	1539.8 km

Launched alongside

COSMOS 938 COSMOS 939 SL-4 R/B SL-4 DEB SL-4 DEB COSMOS 940 COSMOS 941 COSMOS 943 COSMOS 944 COSMOS 945 COSMOS 946 SL-8 R/B COSMOS 938 DEB COSMOS 938 DEB