Payload
STEX
NonoperationalPayloadLEO
STEX is a United States payload satellite, launched on October 3, 1998 into LEO.
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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
Spacecraft
- Operator
- United States
- Launch mass
- 693.76 kg
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