The low precision characters of the integrated inertial/stellar attitude determination system consists of MEMS(micro electromechanical systems) gyros and CMOS APS star sensor.

• 针对基于MEMS(微机电系统)陀螺和CMOS APS星敏感器的集成惯性/星光姿态确定系统的低精度特点；研究了适用于该定姿系统的基于矢量观测的定姿算法.