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	63.368°
Eccentricity	0.33592
RA ascending node	19.064 hr
Argument perigee	272.896°
Mean anomaly	49.916°
Orbital period	260.212 min
Epoch of osculation	15 Dec 2025, 03:59

See historical orbital elements »

Derived Quantities

Min Altitude	2595.0 km
Mean Altitude	7130.4 km
Peak Altitude	11665.8 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