Launch Details

Launched	16 July 1991
Flight ended	7 February 2026
Status	Decayed
Launch site	Europe's Spaceport, Kourou, French Guiana
Owner	European Space Agency
NORAD ID	42669
COSPAR ID	1991-050T
Observing

Current orbital elements

Inclination	98.529°
Eccentricity	0.00044
RA ascending node	5.670 hr
Argument perigee	270.661°
Mean anomaly	89.415°
Orbital period	90.283 min
Epoch of osculation	07 Feb 2026, 16:03

See historical orbital elements »

Derived Quantities

Min Altitude	292.6 km
Mean Altitude	295.5 km
Peak Altitude	298.4 km

Launched alongside

ERS-1 UOSAT 5 ORBCOMM-X TUBSAT A SARA ARIANE 40 R/B ARIANE 40 DEB SARA DEB SARA DEB SARA DEB SARA DEB ERS 1 DEB ERS 1 DEB ERS 1 DEB ERS 1 DEB ERS 1 DEB ERS 1 DEB ERS 1 DEB