抄録
Japan Aerospace Exploration Agency (JAXA) has conducted Small Demonstration Satellite (SDS) program in order to offer chances of demonstrating state-of-the-art technology and components timely with low cost. As the second satellite of SDS program, Small Demonstration Satellite-4(SDS-4) was successfully launched as the piggyback satellite of GCOM-W 1 on 18th May 2012. This paper reports the Flight Model Environmental test results for Small Demonstration Satellite-4.