Acta Physica Sinica, Volume. 69, Issue 1, 019502-1(2020)

1.06 μm wavelength based high accuracy satellite laser ranging and space debris detection

Wen-Dong Meng1,2,3, Hai-Feng Zhang2,3, Hua-Rong Deng2, Kai Tang2, Zhi-Bo Wu2,3, Yu-Rong Wang1, Guang Wu1、*, Zhong-Ping Zhang2,3、*, and Xin-Yang Chen2
Author Affiliations
  • 1State Key Laboratory of Precision Spectroscopy, East China Normal University, Shanghai 200062, China
  • 2Shanghai Astronomical Observatory, Chinese Academy of Sciences, Shanghai 200030, China
  • 3Key Laboratory of Space Object and Debris Observation, Chinese Academy of Sciences, Nanjing 210008, China
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    Figures & Tables(6)
    (a) The curve of one-way atmospheric transmissivity at 1.06 μm and 532 nm with different elevation angles; (b) the scale curve of one-way and two-way atmospheric transmissivity at 1.06 μm and 532 nm with different elevation angles.(a) 1.06 μm和532 nm单程大气透过率随不同仰角变化模型曲线; (b) 1.06 μm和532 nm单双程大气透过率比随不同仰角变化的比例曲线
    Diagram of 1.06 μm SLR system in Shanghai Astronomical Observatory.上海天文台1.06 μm激光测距系统和改造框图
    Monitoring picture of the light-cone in 1.06 μm laser ranging system.1.06 μm激光测距系统光尖监视图
    Screenshot of real time 1.06 μm debris laser ranging measurement interface.1.06 μm开展碎片激光测距实时测量界面截图
    • Table 1. The comparison table of cooperative target laser ranging at 1.06 μm and 532 nm.

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      Table 1. The comparison table of cooperative target laser ranging at 1.06 μm and 532 nm.

      圈次仰角均值/(º)轨道高度/kmPoint测距精度/mm回波率噪声密度/个·s–1·m–1
      1.06 μm
      16072019.LES371450764120.518.64%0.622
      16072019. G1483578648914.90.15%0.498
      16072020.G185619140966833.11.83%0.680
      16072020.G17511914071531.70.22%0.700
      16072019. I75135786332518.91.44%0.646
      16072018.G026519140979823.65.10%0.583
      532 nm
      17091802.LES37145010376.43.99%6.574
      17091715.G14835786171310.50.14%8.114
      17082218.G18541914043750.75%
      17082318.G175119140132313.82.32%1.126
      17072720.I55135786130212.30.30%1.616
      17072216.G026519140302611.70.37%6.015
    • Table 2. The comparison table of navigation satellites laser ranging at 1.06 μm and 532 nm in 2019.

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      Table 2. The comparison table of navigation satellites laser ranging at 1.06 μm and 532 nm in 2019.

      圈次组别仰角均值轨道高度点数测量时长测距精度回波率噪声密度
      /(º)/km/min/mm/个·s–1·m–1
      三组数据分别为对俄罗斯Glonass-121卫星, 中国北斗IGSO-5卫星, 中国北斗GEO-1卫星的观测数据, 每组数据的第一行为利用1.06 μm波长的测距结果, 第二行为利用532 nm波长的测距结果.
      1901171707.G121G121-1064-24519, 14015421.223.22.142%0.523
      G121-532-1453802.120.10.302%3.36
      1901171719.I5I5-1064-B-15335, 786960.78321.40.204%0.65
      I5-532-2551372.283160.1%3.24
      1901171744.G1G1-10644935, 786450211.50.381%0.51
      G1-532491452.2177.90.109%3.15
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    Wen-Dong Meng, Hai-Feng Zhang, Hua-Rong Deng, Kai Tang, Zhi-Bo Wu, Yu-Rong Wang, Guang Wu, Zhong-Ping Zhang, Xin-Yang Chen. 1.06 μm wavelength based high accuracy satellite laser ranging and space debris detection[J]. Acta Physica Sinica, 2020, 69(1): 019502-1

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    Paper Information

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    Received: Aug. 27, 2019

    Accepted: --

    Published Online: Nov. 4, 2020

    The Author Email: Zhang Zhong-Ping (zzp@shao.ac.cn)

    DOI:10.7498/aps.69.20191299

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