Laser & Optoelectronics Progress, Volume. 61, Issue 7, 0706019(2024)

Laser Ranging Data Assessment and Improvement of Changchun Station Using Precise Ephemerides

Hongyu Long1,2, Xue Dong1,2,3、*, Zhipeng Liang1,2, Xingwei Han1,3, Bowen Guan1,2, and He Dong4
Author Affiliations
  • 1Changchun Observatory, National Astronomical Observatories, Chinese Academy of Sciences, Changchun 130117, Jilin , China
  • 2University of Chinese Academy of Sciences, Beijing 100049, China
  • 3Key Laboratory of Space Object and Debris Observation, Purple Mountain Observatory, Chinese Academy of Sciences, Nanjing 210008, Jiangsu , China
  • 4College of Information Technology, Jilin Normal University, Siping 136000, Jilin , China
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    Figures & Tables(8)
    Data evaluation process
    SLR process of Lagoes-1
    Theoretical distribution of Lageos-1 satellite laser ranging echo pulse
    Data distribution of Lageos-1 satellite laser ranging echo
    Data processing process
    Comparison of Changchun station data evaluation results. (a) Long-term stability; (b) short-term stability; (c) NPT RMS
    Data of Changchun station before and after improvement. (a) Tb; (b) Rb
    • Table 1. Comparison of assessments for Changchun station Lageos-1 NPT before and after improvement

      View table

      Table 1. Comparison of assessments for Changchun station Lageos-1 NPT before and after improvement

      ItemNumber of NPTNPT RMS /mmShort term /mmLong term /mmGood NPT /%
      Mean of ILRS ACs43533.419.95.498
      This research before improvement43534.919.86.297
      This research after improvement43323.918.15.498
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    Hongyu Long, Xue Dong, Zhipeng Liang, Xingwei Han, Bowen Guan, He Dong. Laser Ranging Data Assessment and Improvement of Changchun Station Using Precise Ephemerides[J]. Laser & Optoelectronics Progress, 2024, 61(7): 0706019

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    Paper Information

    Category: Fiber Optics and Optical Communications

    Received: Jan. 3, 2023

    Accepted: Feb. 19, 2023

    Published Online: Apr. 18, 2024

    The Author Email: Xue Dong (dongx@cho.ac.cn)

    DOI:10.3788/LOP230538

    CSTR:32186.14.LOP230538

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