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STEX
Former U.S. military satellite. STEX was launched on October 3, 1998 aboard a ARPA Taurus from Vandenberg. Latest status in GCAT: in orbit.
COSPAR 1998-055ANORAD 25489United States
Identity
- Name in GCAT
- STEX
- Other names
- NRO Mission 7248
- International designator
- 1998-055A
- NORAD catalog number
- 25489
- GCAT identifier
- S25489
- UN registration
- ST/SG/SER.E/353
Mission
- Mission type
- Technology
- Use
- Defense
- Program
- NRO Sig Tech
- Owner
- NRO
- Country
- United States
- Builder
- Lockheed Martin Astronautics
- Platform (bus)
- STEX
Launch
- Date
- October 3, 1998 · 10:04 UTC
- Launch record
- 1998-055Success
- Rocket
- ARPA Taurus
- Spaceport
- Vandenberg · pad 576E
Orbit and fate
- Orbit class (GCAT)
- LEO/I
- Perigee
- 700 km
- Apogee
- 712 km
- Inclination
- 84.99°
- Status
- In orbit
- Last known active
- June 1999
- End of operations
- June 1999
Size
- Mass
- 671 kg
- Dry mass
- 510 kg
- Length
- 2.0 m
- Diameter
- 1.20 m
- Span
- 5.0 m
Source: GCAT payload, deep-space and lander catalogs, Jonathan C. McDowell (CC BY 4.0); Wikidata Q7394731 (CC0).