Flock · Earth Observation
FLOCK 1B-18
DecayedEarth ObservationLEO
FLOCK 1B-18 is a United States earth observation satellite, part of the Flock constellation, launched on November 20, 1998 into LEO. It has since re-entered the atmosphere.
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Launch
- Launch date
- November 20, 1998 at 06:40 AM UTC
- Launch site
- Baikonur Cosmodrome, Kazakhstan
- Launched by
- Proton-K →
- Operator
- Khrunichev State Research and Production Space Center
- Mission
- Zarya
- Launch record
- View full launch →
Orbit
- Orbit regime
- LEO
- Apoapsis
- 190 km
- Periapsis
- 181 km
- Inclination
- 51.62°
- Orbital period
- 88.2 min
Spacecraft
- Operator
- United States
- Manufacturer
- Planet Labs
- Users
- Commercial
- Launch mass
- 5 kg
- Design lifetime
- 3 years
- Detailed purpose
- Earth imaging
Identity
- COSPAR (Int'l)
- 1998-067FE
- NORAD catalog №
- 40139
- Object type
- Payload
- Owner / operator
United States- Constellation
- Flock
- Radar cross-section
- 0.1043 m²
- Status
- Decayed
- Decay / reentry
- January 16, 2015
End of mission
- Last active / ended
- January 16, 2015
- Time in service
- 16.2 years
- Fate
- Reentered Earth's atmosphere and was destroyed.
- Final status
- Decayed