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	4.263°
Eccentricity	0.00124
RA ascending node	18.311 hr
Argument perigee	221.673°
Mean anomaly	101.150°
Orbital period	1437.594 min
Epoch of osculation	24 Apr 2026, 19:14

See historical orbital elements »

Derived Quantities

Min Altitude	35770.7 km
Mean Altitude	35823.0 km
Peak Altitude	35875.4 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