USA 141

Launch Details
Launched 2 October 1998
Flight ended
Status Non-operational
Launch site Air Force Western Test Range, California, USA
Owner United States
NORAD ID 25615
COSPAR ID 1998-055C
Alternative names ATEX
ADVANCED TETHER EXPERIMENT
Observing

Current orbital elements

Inclination 84.984°
Eccentricity 0.00062
RA ascending node 9.501 hr
Argument perigee 219.818°
Mean anomaly 140.256°
Orbital period 99.514 min
Epoch of osculation 02 Nov 2025, 11:15

See historical orbital elements »

Derived Quantities

Min Altitude 738.1 km
Mean Altitude 742.5 km
Peak Altitude 746.9 km

Orbital History

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Launched alongside

STEX TAURUS R/B

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South El Monte

Latitude:
Longitude:
Timezone:

34.05°N
118.05°W
PST

Color scheme