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Flock · Earth Observation

FLOCK 1-22

DecayedEarth ObservationLEONORAD 39558

FLOCK 1-22 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.

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

Orbit

Orbit regime
LEO
Apoapsis
178 km
Periapsis
165 km
Inclination
51.64°
Orbital period
87.92 min

Spacecraft

Operator
United States
Manufacturer
Planet Labs
Users
Commercial
Launch mass
5 kg
Design lifetime
3 years
Dimensions
0.38 × 0.12 × 0.12 m
Detailed purpose
Earth imaging

Identity

COSPAR (Int'l)
1998-067EB
NORAD catalog №
39558
Object type
Payload
Owner / operator
United StatesUnited States
Constellation
Flock
Radar cross-section
0.0929 m²
Status
Decayed
Decay / reentry
June 5, 2014

End of mission

Last active / ended
June 5, 2014
Time in service
15.5 years
Fate
Reentered Earth's atmosphere and was destroyed.
Final status
Decayed