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  5. LEO Constellation Optimization Model with Non-uniformly Distributed RAAN for Global Navigation Enhan

LEO Constellation Optimization Model with Non-uniformly Distributed RAAN for Global Navigation Enhan

来源 :第九届中国卫星导航学术年会 | 被引量 : 0次 | 上传用户：feitianxueyuan110
【摘 要】
：
This paper established a constellation optimization model for global navigation enhancement,of which RAAN is non-uniformly distributed,aimed at GDOP(geometric dilution of precision)optimization of imp
【作 者】
：
Pan Deng Sun Dan Ren Jing Mingtao Li 
【机 构】
：
National Space Science Center.CAS,NSSC,Beijing,China;University of Chinese Academy of Sciences.UCAS,
【出 处】
：
第九届中国卫星导航学术年会
【发表日期】
：
2018年10期
【关键词】
：
navigation enhancement GDOP LEO Walker constellation non-uniformly distributed R 
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　　This paper established a constellation optimization model for global navigation enhancement,of which RAAN is non-uniformly distributed,aimed at GDOP(geometric dilution of precision)optimization of important cities around the world,using genetic algorithm to solve the constellation optimization problem and using STK to analyses the optimization results.
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