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	29289
COSPAR ID	1981-120T
Observing

Current orbital elements

Inclination	82.961°
Eccentricity	0.00561
RA ascending node	21.179 hr
Argument perigee	108.481°
Mean anomaly	281.224°
Orbital period	118.450 min
Epoch of osculation	25 Mar 2026, 15:26

See historical orbital elements »

Derived Quantities

Min Altitude	1573.6 km
Mean Altitude	1618.4 km
Peak Altitude	1663.3 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