Launch Details

Launched	16 December 1981
Flight ended	–
Status	Unknown
Launch site	Plesetsk Missile and Space Complex, Russia
Owner	Commonwealth of Independent States (former USSR)
NORAD ID	12999
COSPAR ID	1981-120C
Observing

Current orbital elements

Inclination	82.958°
Eccentricity	0.00156
RA ascending node	8.915 hr
Argument perigee	134.715°
Mean anomaly	237.604°
Orbital period	119.472 min
Epoch of osculation	20 Mar 2026, 09:32

See historical orbital elements »

Derived Quantities

Min Altitude	1651.8 km
Mean Altitude	1664.3 km
Peak Altitude	1676.9 km

Launched alongside

RADIO 3 RADIO 8 RADIO 4 RADIO 7 RADIO 6 SL-8 R/B SL-8 DEB SL-8 DEB SL-8 DEB SL-8 DEB SL-8 DEB SL-8 DEB SL-8 DEB SL-8 DEB SL-8 DEB SL-8 DEB SL-8 DEB SL-8 DEB