Re-Entry: Flock 2E’-4
![](http://spaceflight101.com/re-entry/wp-content/uploads/sites/19/2015/10/flock1-512x284.jpg)
Planet’s Flock 2E’-4 Earth-imaging satellite re-entered the atmosphere on November 8, 2017 – decaying 18 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: 41482
Object: Flock-1 CubeSat, 3U
Mass: ~4.5kg
Released from ISS: May 17, 2016 – 12:00 UTC
Origin: USA
Inclination: 51.6°
Re-Entry Prediction: November 8, 2017 – 18:08 UTC +/- 57 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.
>>Flock Satellite & Constellation Page
Re-Entry Orbits
![](http://spaceflight101.com/re-entry/wp-content/uploads/2017/11/41482entry-1024x466.jpg)