Launch Details

Launched	16 July 1991
Flight ended	–
Status	Non-operational
Category	Assorted bright
Launch site	Europe's Spaceport, Kourou, French Guiana
Owner	European Space Agency
NORAD ID	21574
COSPAR ID	1991-050A
Observing

Current orbital elements

Inclination	98.788°
Eccentricity	0.00314
RA ascending node	5.544 hr
Argument perigee	211.532°
Mean anomaly	148.399°
Orbital period	100.039 min
Epoch of osculation	06 Mar 2026, 00:19

See historical orbital elements »

Derived Quantities

Min Altitude	745.0 km
Mean Altitude	767.5 km
Peak Altitude	789.9 km

Launched alongside

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 ERS 1 DEB