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HaiYang , abbreviated HY, is a marine remote sensing satellite series planned by China. The first marine remote sensing satellite, named HY-1A, launched on May 15, 2002. The latest ocean satellite named HY-2A lanched on August 16, 2011. The HaiYang series is operaterd by NSOAS(National Satellite Ocean Application Service), the subordinate agency of State Oceanic Administration.