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Also called USA 231


Designation 37728 / 11029A
Launch date 30 Jun 2011
Country of origin United States
Mission Military: Remote sensing
Perigee/Apogee 400 km
Inclination 40°
Launch vehicle Minotaur #12

Provides color pictures of regions selected by ground force commanders, and use existing ground systems to process and distribute the images and other information out to the battlefield. The system is designed to support urgent military needs for the U.S. Central Command intelligence.

Went operational in Sep 2011.

End of life

Decay 12 Mar 2018

Technical data


Prime contractor Goodrich Corporation (Danbury, Conn. USA)
Platform ATK A200 (based on the TacSat 3 bus)
Mass at launch 500 kg
Dry mass  
Solar array  
DC power  
Design lifetime  

The payload leverages the latest evolution of the Goodrich SYERS-2 multi-spectral sensor, the primary imaging sensor used on the U-2 reconnaissance plane.
Goodrich is also providing a ground segment that formats the data from the sensor payload to be compatible with the downstream processing, exploitation, and dissemination used for the operational SYERS-2 sensor.
Would have a 1-m resolution.

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