Planet’s Flock 2E-12 Earth-imaging satellite re-entered the atmosphere on March 3, 2018 – decaying 20 months after being released from the International Space Station to join Planet’s orbiting constellation of Doves that image the entire Earth at least once per day.
NORAD ID: 41573
Object: Flock-2 CubeSat, 3U
Released from ISS: June 1, 2016 – 03:10 UTC
Re-Entry Prediction: March 3, 2018 – 19:40 UTC +/- 42 Minutes
Re-Entry Zone: Unknown
Satellite Description: Flock represents a constellation of three-unit CubeSats operated by Planet Labs to build an Earth-observation constellation based on CubeSats. The satellites were first released from ISS in February 2014 to start orbiting Earth for several months, acquiring images of chosen ground targets.