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	29290
COSPAR ID	1981-120U
Observing

Current orbital elements

Inclination	82.966°
Eccentricity	0.00283
RA ascending node	21.883 hr
Argument perigee	125.818°
Mean anomaly	50.121°
Orbital period	118.959 min
Epoch of osculation	19 Aug 2026, 00:42

See historical orbital elements »

Derived Quantities

Min Altitude	1618.7 km
Mean Altitude	1641.3 km
Peak Altitude	1664.0 km

Launched alongside

RADIO 3 RADIO 8 RADIO 5 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