Launch Details

Launched	28 December 1971
Flight ended	–
Status	Unknown
Launch site	Plesetsk Missile and Space Complex, Russia
Owner	Commonwealth of Independent States (former USSR)
NORAD ID	5731
COSPAR ID	1971-120A
Observing

Current orbital elements

Inclination	81.261°
Eccentricity	0.00245
RA ascending node	10.117 hr
Argument perigee	80.525°
Mean anomaly	279.869°
Orbital period	101.992 min
Epoch of osculation	02 Feb 2026, 09:53

See historical orbital elements »

Derived Quantities

Min Altitude	842.4 km
Mean Altitude	860.1 km
Peak Altitude	877.9 km

Launched alongside

SL-3 R/B METEOR 1-10 DEB METEOR 1-10 DEB METEOR 1-10 DEB METEOR 1-10 DEB METEOR 1-10 DEB METEOR 1-10 DEB METEOR 1-10 DEB METEOR 1-10 DEB METEOR 1-10 DEB METEOR 1-10 DEB METEOR 1-10 DEB METEOR 1-10 DEB METEOR 1-10 DEB METEOR 1-10 DEB METEOR 1-10 DEB METEOR 1-10 DEB METEOR 1-10 DEB METEOR 1-10 DEB METEOR 1-10 DEB METEOR 1-10 DEB