USA 99

Launch Details
Launched 6 February 1994
Flight ended
Status Operational
Categories Geostationary
Active satellites
Launch site Air Force Eastern Test Range, Florida, USA
Owner United States
NORAD ID 22988
COSPAR ID 1994-009A
Alternative names MILSTAR-1 1
Observing

Current orbital elements

Inclination 17.208°
Eccentricity 0.00019
RA ascending node 2.043 hr
Argument perigee 188.813°
Mean anomaly 139.739°
Orbital period 1436.081 min
Epoch of osculation 15 Sep 2025, 06:18

See historical orbital elements »

Derived Quantities

Min Altitude 35785.2 km
Mean Altitude 35793.4 km
Peak Altitude 35801.6 km

Orbital History

Drag the graphs below left or right to change the time range, or use your scroll wheel to zoom in or out.

Launched alongside

TITAN 4 CENTAUR R/B

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South El Monte

Latitude:
Longitude:
Timezone:

34.05°N
118.05°W
PDT

Color scheme