Launch Details

Launched	7 July 1976
Flight ended	–
Status	Unknown
Launch site	Plesetsk Missile and Space Complex, Russia
Owner	Commonwealth of Independent States (former USSR)
NORAD ID	21128
COSPAR ID	1976-067BY
Observing

Current orbital elements

Inclination	66.040°
Eccentricity	0.06636
RA ascending node	2.860 hr
Argument perigee	120.384°
Mean anomaly	32.566°
Orbital period	115.929 min
Epoch of osculation	10 Mar 2026, 09:29

See historical orbital elements »

Derived Quantities

Min Altitude	982.1 km
Mean Altitude	1504.7 km
Peak Altitude	2027.3 km

Launched alongside

COSMOS 839 SL-8 R/B SL-8 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB COSMOS 839 DEB