Overview of Japan's Advanced Land Observing Satellite-2 mission

The post-ALOS program has been defined in the basic plan for Japan's space policy which was established by the Strategic Headquarters for Space Policy on June 2nd, 2009. It emphasizes the continuity of the ALOS mission not only disaster monitoring but also land infrastructure management, earth environment and resource monitoring and so on. JAXA had completed the System Definition Review of the ALOS-2 satellite and ground system in February, 2009 and started phase B design of the new L-band SAR, satellite and ground system with the target launch in 2013.This paper introduces the mission and major specification of ALOS-2 satellite and L-band SAR.