Launch Details

Launched	19 September 1977
Flight ended	–
Status	Unknown
Launch site	Tyuratam Missile and Space Center, Kazakhstan (Also known as Baikonur Cosmodrome)
Owner	Commonwealth of Independent States (former USSR)
NORAD ID	59987
COSPAR ID	1977-092N
Observing

Current orbital elements

Inclination	3.953°
Eccentricity	0.00138
RA ascending node	18.196 hr
Argument perigee	231.639°
Mean anomaly	256.341°
Orbital period	1437.498 min
Epoch of osculation	25 Aug 2026, 01:20

See historical orbital elements »

Derived Quantities

Min Altitude	35762.9 km
Mean Altitude	35821.1 km
Peak Altitude	35879.4 km

Launched alongside

EKRAN 2 SL-12 R/B(1) SL-12 PLAT SL-12 DEB SL-12 R/B SL-12 R/B SL-12 R/B(2) EKRAN 2 DEB EKRAN 2 DEB EKRAN 2 DEB EKRAN 2 DEB EKRAN 2 DEB EKRAN 2 DEB