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Flock · Earth Observation

FLOCK 1B-17

DecayedEarth ObservationLEONORAD 40140

FLOCK 1B-17 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
171 km
Periapsis
147 km
Inclination
51.61°
Orbital period
87.67 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)
1998-067FF
NORAD catalog №
40140
Object type
Payload
Owner / operator
United StatesUnited States
Constellation
Flock
Radar cross-section
0.085 m²
Status
Decayed
Decay / reentry
March 4, 2015

End of mission

Last active / ended
March 4, 2015
Time in service
16.3 years
Fate
Reentered Earth's atmosphere and was destroyed.
Final status
Decayed