• Acta Optica Sinica
  • Vol. 41, Issue 19, 1912003 (2021)
Long Chen1, Chengzhi Liu1,3,*, Zhenwei Li1, Jiannan Sun1..., zhe Kang1 and Shiyu Deng1,2|Show fewer author(s)
Author Affiliations
  • 1Changchun Observatory, National Astronomical Observatories, Chinese Academy of Sciences, Changchun, Jilin 130117, China
  • 2University of Chinese Academy of Sciences, Beijing 100049, China
  • 3Key Laboratory of Space Object & Debris Observation, Purple Mountain Observatory, Chinese Academy of Sciences, Nanjing, Jiangsu 210008, China
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    DOI: 10.3788/AOS202141.1912003 Cite this Article Set citation alerts
    Long Chen, Chengzhi Liu, Zhenwei Li, Jiannan Sun, zhe Kang, Shiyu Deng. Non-Cooperative Common-View Observation of LEO Space Objects and Initial Orbit Determination[J]. Acta Optica Sinica, 2021, 41(19): 1912003 Copy Citation Text show less
    Non-cooperative common-view observation of space object
    Fig. 1. Non-cooperative common-view observation of space object
    Images of space objects obtained by photoelectric telescopes. (a) Photoelectric telescope A;(b) photoelectric telescope B
    Fig. 2. Images of space objects obtained by photoelectric telescopes. (a) Photoelectric telescope A;(b) photoelectric telescope B
    Space objectNORAD (The North American Air Defense Command) NumberEccentricityMean altitude /km
    CZ-2C R/B311140.00607834.7
    Ajisai169080.001131494.7
    Table 1. Orbital parameters of space objects
    Space objectDateTrigonometric parallax methodStatistics method
    xyz3Dxyz3D
    CZ-2C R/B20201007156.25141.4999.69233.1845.7994.0370.11125.92
    20201008264.12149.2178.01313.22126.4294.5221.64159.32
    20201010423.0061.93101.94439.50170.4834.7141.55178.87
    Ajisai2020101164.5444.1539.2987.5128.9830.4636.8955.93
    2020101256.9295.3240.56118.2042.5674.8137.8494.02
    2020101367.8736.4843.8988.6843.4624.2930.2358.25
    Table 2. RMS position errors of trigonometric parallax method and statistics method
    Space objectDateSMA error of non-cooperative common-view /kmSAM error of single site /km
    CZ-2C R/B202010071.0285.272
    202010081.5736.375
    202010101.2875.518
    Ajisai202010110.8244.375
    202010121.1345.022
    202010130.9283.958
    Table 3. The SMA errors of two cases
    Long Chen, Chengzhi Liu, Zhenwei Li, Jiannan Sun, zhe Kang, Shiyu Deng. Non-Cooperative Common-View Observation of LEO Space Objects and Initial Orbit Determination[J]. Acta Optica Sinica, 2021, 41(19): 1912003
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