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	82.954°
Eccentricity	0.00155
RA ascending node	6.840 hr
Argument perigee	24.311°
Mean anomaly	149.825°
Orbital period	119.473 min
Epoch of osculation	16 May 2026, 15:01

See historical orbital elements »

Derived Quantities

Min Altitude	1652.0 km
Mean Altitude	1664.4 km
Peak Altitude	1676.8 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