"Support Geographical Information Systems, environmental, agricultural and oceanographic monitoring. There may also be a miltary/strategic imaging role."
First of a series of satellites to study water circulation systems in the Earth's atmosphere; July 2012 took up lead position in A-Train.
Carries Synthetic Aperture Radar (SAR) sensor
"Cartographic imaging satellite capable of stereoscopic Earth photography, equipped with orbit adjustment engine to maintain height against air drag."
Land survey satellite.
