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神舟十三号实际落点和预报落点何以仅差130米?中国空间站等你来出差航天思政课上,北京航天飞行控制中心空间站任务副总师李大琪介绍:飞船返回主要靠制动,制动控制量需要精确计算,计算时要充分考虑开伞以后高空风对返回舱运动的影响,制动后要根据测量数据,择机对预报落点进行修订,从而逐渐逼近最终落点。(责任编辑:刘宸熙 CN093)