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Chinese Journal of Lasers, Volume. 50, Issue 14, 1404001(2023)

Research on a Simulation Model for Earth‐Moon Space Laser Time Transfer

Tong Liu1、*, Hao Chen2, Pengbin Guo1, Yu Shi1, Jiawei Li3, and Wenbin Wang1
Author Affiliations
  • 1Technology and Engineering Center for Space Utilization, Chinese Academy of Sciences, Beijing 100094, China
  • 2Beijing Institute of Tracking and Telecommunications Technology, Beijing 100094, China
  • 3Lunar Exploration and Space Program Center, China National Space Administration, Beijing 100190, China
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    AbstractGet PDF(in Chinese)
    Figures&Tables (13)
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    References (30)
    Cited By (1)
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    Figures & Tables(13)
    World line of ground station and satellite in laser time transfer

    Fig. 1. World line of ground station and satellite in laser time transfer

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    Difference in rate between clock onboard and TCB from 2024-01-01 to 2024-12-31

    Fig. 2. Difference in rate between clock onboard and TCB from 2024-01-01 to 2024-12-31

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    Stochastic clock noise generated by stability index conversion method

    Fig. 3. Stochastic clock noise generated by stability index conversion method

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    Stochastic clock noise generated by Kalman filter state equation method

    Fig. 4. Stochastic clock noise generated by Kalman filter state equation method

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    Hadamard deviation of stochastic clock noise generated

    Fig. 5. Hadamard deviation of stochastic clock noise generated

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    UTC time of laser pulse emission recorded by ground station

    Fig. 6. UTC time of laser pulse emission recorded by ground station

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    UTC time of laser pulse reception recorded by ground station

    Fig. 7. UTC time of laser pulse reception recorded by ground station

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    Arrival time of laser pulse recorded by onboard time scale

    Fig. 8. Arrival time of laser pulse recorded by onboard time scale

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    Up-leg light time paired tLT1tcb

    Fig. 9. Up-leg light time paired tLT1tcb

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    Round trip light time paired tLT1tcb

    Fig. 10. Round trip light time paired tLT1tcb

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    Estimated and true clock offsets of ground-space time comparison on July 7th, 2023

    Fig. 11. Estimated and true clock offsets of ground-space time comparison on July 7th, 2023

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    Estimated and true clock offsets of ground-space time comparison on July 9th, 2023

    Fig. 12. Estimated and true clock offsets of ground-space time comparison on July 9th, 2023

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    • Table 1. Annual average value of Shapiro delay caused by gravitational field of celestial bodies

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      Table 1. Annual average value of Shapiro delay caused by gravitational field of celestial bodies

      Celestial bodyAnnual average value of Shapiro delay /ps
      Sun2.57448×104
      Earth1.49380×102
      Moon1.096880
      Jupiter1.11942×10-14
      Mars8.29461×10-18
      Mercury9.77377×10-18
      Neptune9.89399×10-17
      Pluto1.21671×10-20
      Saturn1.68908×10-15
      Uranus1.27810×10-16
      Venus1.81345×10-16
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    Tong Liu, Hao Chen, Pengbin Guo, Yu Shi, Jiawei Li, Wenbin Wang. Research on a Simulation Model for Earth‐Moon Space Laser Time Transfer[J]. Chinese Journal of Lasers, 2023, 50(14): 1404001

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    Paper Information

    Category: Measurement and metrology

    Received: Jun. 22, 2022

    Accepted: Sep. 7, 2022

    Published Online: Jul. 10, 2023

    The Author Email: Liu Tong (liutong2021@csu.ac.cn)

    DOI:10.3788/CJL220990

    Topics

    laser devices and laser physics
    Lasers and Laser Optics
    Laser physics
    laser manufacturing
    Instrumentation, Measurement and Metrology