Launch Details

Launched	15 September 1988
Flight ended	–
Status	Non-operational
Launch site	Tyuratam Missile and Space Center, Kazakhstan (Also known as Baikonur Cosmodrome)
Owner	Commonwealth of Independent States (former USSR)
NORAD ID	19503
COSPAR ID	1988-085C
Alternative names	GLONASS GLONASS 31
Observing

Current orbital elements

Inclination	65.620°
Eccentricity	0.00043
RA ascending node	22.514 hr
Argument perigee	211.200°
Mean anomaly	174.487°
Orbital period	675.732 min
Epoch of osculation	11 Aug 2024, 14:38

See historical orbital elements »

Derived Quantities

Min Altitude	19126.1 km
Mean Altitude	19137.0 km
Peak Altitude	19147.9 km

Launched alongside

COSMOS 1970 COSMOS 1971 SL-12 R/B(1) SL-12 R/B(2) SL-12 R/B SL-12 R/B SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB SL-12 DEB