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Payload
STEX
Nonoperational
Payload
LEO
A catalogued spacecraft payload.
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Launch
Launch date
October 3, 1998 at 10:04 AM UTC
Launch site
Vandenberg SFB, USA
Launched by
Minotaur C →
Operator
Orbital Sciences Corporation
Mission
NROL-8 (STEX)
Launch record
View full launch →
Orbit
Orbit regime
LEO
Apoapsis
727 km
Periapsis
712 km
Inclination
84.98°
Orbital period
99.18 min
Identity
COSPAR (Int'l)
1998-055A
NORAD catalog №
25489
Object type
Payload
Owner / operator
United States
Radar cross-section
0.5611 m²
Status
Nonoperational
End of mission
Fate
No longer operational — remains in orbit as inactive.
Final status
Nonoperational