STEX

25489
Spacetrack Directory Number
1998-10-03
Orbit launches
731.66 km
Average height
26966.72 km/h
Average velocity


Satellite information STEX

Spacetrack Directory Name STEX
Alternative name SPACE TECHNOLOGY EXPERIMENT
Follow STEX STEX Tracker
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Orbit launches 1998-10-03 (27 years ago)
Days in orbit 10188
Country/organisation of origin USA (US)
Starting point AFWTR (Vandenberg Air Force Base, USA)
Perigee 722 km
Apogee 737 km
Orbit slope (inclination) 84.98°
Laps per day 15
Height STEX 731.66 km

Additional information STEX

STEX, 25489 is a payload satellite owned by NRO (US) in LEO that was launched on Sat, 03 Oct 1998 UTC via an ARPA TAURUS launch vehicle from the Air Force Western Test Range (AFWTR). Payloads include a variety of satellites, spacecraft, and rockets equipped with specific instruments for various scientific and technological missions. These include communications satellites like Starlink; space stations such as the ISS; scientific satellites like the Hubble; Earth observation satellites from companies like Planet Labs, Umbra, and HawkEye 360; GPS; miniature CubeSats for education and research; and military/defense satellites.

satellite STEX Date of exalting 03.10.1998y. Average height of ISS STEX hundred 731.66 km. Average velocity STEX is 26966.72 km/h. Inclination STEX satellite 84.98°.

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Average orbit height STEX

Average velocity STEX

Average inclination STEX

Mean right ascension of the ascending node (RAAN) STEX

Mean argument of perigee STEX

Mean semi-major axis of the orbit STEX

Mean orbital eccentricity STEX

Update time: 2026-08-24 20:00:24
Average height of ISS STEX is: 731.66km
Average velocity STEX is: 26966.72km/h
Average orbit height STEX is: 84.98°
STEX a new group of Starlink satellites has been launched 1998-10-03
STEX is from 10188 days Days in orbit.