Launch Details

Launched	7 November 1991
Flight ended	–
Status	Unknown
Launch site	Air Force Western Test Range, California, USA
Owner	United States
NORAD ID	21775
COSPAR ID	1991-076A
Observing

Current orbital elements

Inclination	63.360°
Eccentricity	0.33537
RA ascending node	17.745 hr
Argument perigee	272.983°
Mean anomaly	49.941°
Orbital period	260.212 min
Epoch of osculation	01 Feb 2026, 05:36

See historical orbital elements »

Derived Quantities

Min Altitude	2602.5 km
Mean Altitude	7130.4 km
Peak Altitude	11658.3 km

Launched alongside

TITAN 4 R/B USA 74 USA 76 USA 77 USA 74 DEB USA 74 DEB USA 74 DEB USA 77 DEB USA 77 DEB USA 74-77 DEB USA 76 DEB USA 77 DEB USA 76 DEB USA 72 DEB