Optics and Precision Engineering, Volume. 30, Issue 2, 210(2022)

On-orbit real-time calculation method of solar elevation angle of sub-satellite point of Tianwen-1

Fanlu WU1...2, Dejie YAN1, Qi JI1, Dong WANG1 and Jihong DONG1,* |Show fewer author(s)
Author Affiliations
  • 1Changchun Institute of Optics, Fine Mechanics and Physics, Chinese Academy of Sciences, Changchun30033, China
  • 2Key Laboratory of Lunar and Deep Space Exploration, Chinese Academy of Sciences, Beijing100101, China
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    Figures & Tables(8)
    Schematic diagram of solar elevation angle
    Sun_x fitting results and fitting errors
    Sun_y fitting results and fitting errors
    Sun_z fitting results and fitting errors
    STK simulated solar elevation angle result @ UTC 2021-05-11 16:15:00
    Error between the calculation result of solar elevation angle and STK simulation result @ UTC 2021-09-01 00:00:00 - 2021-10-01 00:00:00
    Mars image obtained by the high-resolution imaging camera of Tianwen-1
    Gray histogram of Mars image obtained by the high-resolution imaging camera of Tianwen-1
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    Fanlu WU, Dejie YAN, Qi JI, Dong WANG, Jihong DONG. On-orbit real-time calculation method of solar elevation angle of sub-satellite point of Tianwen-1[J]. Optics and Precision Engineering, 2022, 30(2): 210

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    Paper Information

    Received: Jul. 8, 2021

    Accepted: --

    Published Online: Mar. 4, 2022

    The Author Email: DONG Jihong (dongjihong@ciomp.ac.cn)

    DOI:10.37188/OPE.20223002.0210

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