USA 77

Launch Details
Launched 7 November 1991
Flight ended
Status Unknown
Launch site Air Force Western Test Range, California, USA
Owner United States
NORAD ID 21809
COSPAR ID 1991-076E
Observing

Current orbital elements

Inclination 63.301°
Eccentricity 0.09007
RA ascending node 23.492 hr
Argument perigee 68.187°
Mean anomaly 301.247°
Orbital period 106.390 min
Epoch of osculation 08 Jul 2025, 20:07

See historical orbital elements »

Derived Quantities

Min Altitude 396.6 km
Mean Altitude 1066.5 km
Peak Altitude 1736.4 km

Orbital History

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South El Monte

Latitude:
Longitude:
Timezone:

34.05°N
118.05°W
PDT

Color scheme