地球无线电掩星观测及其在航天技术中的应用

Earth Radio Occultation Observation and Its Application in Space Technology

介绍了掩星发展历史、观测原理和技术、掩星观测分类以及掩星的国内外发展现状。给出了掩星观测系统的组成 ,讨论了各个部分的功能。介绍了电离层和中性大气反演问题和采用的程序流程。提出了掩星观测结果在航天环境保障、精密定轨中的应用 ,以及航天技术中如何尽快采用掩星观测结果的建议。

The development history, observation principle and technique, classification and development status of the radio occultation observation are introduced, the composition of occultation observation system is given, and the function of each part are discussed. The inversion theory of ionosphere and neut ral atmosphere, as well as the adoptive program flow are presented. The applicat ions of occultation results in space environment assurance and accurate position ing are proposed, and it is also suggested that the occulated results are adopte d in space technology as quickly as possible.