UFO 9

Launch Details
Launched 19 October 1998
Flight ended
Status Non-operational
Launch site Air Force Eastern Test Range, Florida, USA
Owner United States
NORAD ID 25501
COSPAR ID 1998-058A
Alternative names USA 140
Observing

Current orbital elements

Inclination 10.966°
Eccentricity 0.00082
RA ascending node 1.515 hr
Argument perigee 348.137°
Mean anomaly 187.446°
Orbital period 1466.749 min
Epoch of osculation 02 Sep 2025, 19:05

See historical orbital elements »

Derived Quantities

Min Altitude 36356.6 km
Mean Altitude 36391.6 km
Peak Altitude 36426.6 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

ATLAS 2A CENTAUR R/B

Share

South El Monte

Latitude:
Longitude:
Timezone:

34.05°N
118.05°W
PDT

Color scheme