区域侦察小卫星星座设计与仿真

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为满足全球观测需求,传统遥感卫星星座通常采用玫瑰星座或Ω星座,而此类星座无法满足对特定区域进行连续重复观测的需求,且星座本身无法完成观测信息的及时回传。针对上述问题,设计了利用MEO中继卫星的太阳同步回归轨道模型和共地面轨迹轨道模型。通过仿真分析两种轨道模型,发现同步太阳轨道星座可以提供独特的周期重复观察特性,但同样高度下的太阳同步轨道星座对特定区域连续覆盖性能远远低于共轨迹星座。研究证明了基于MEO中继卫星的共地面轨迹星座可以满足对地连续重复观测及实时回传信息的需求。
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