Infrared and Laser Engineering, Volume. 49, Issue 8, 20190536(2020)

Superconductivity detector applied to daytime satellite laser ranging experiment and research

Zhulian Li1, Dongsheng Zhai1, Haitao Zhang1, Xiaoyu Pi1, Honglin Fu1, Rongwang Li1, Pengfei Li2, Labao Zhang3, and Yuqiang Li1、*
Author Affiliations
  • 1Yunnan Observatories, Chinese Academy of Science, Kunming 650216, China
  • 2Yunnan Observatories, Chinese Academy of Science, Kunming 650216, China
  • 3School of Electronic Science and Engineering, Nanjing University, Nanjing 210023, China
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    Figures & Tables(13)
    Testing platform
    Beaconc(~1 000 km) laser ranging satellite echo signal
    Beidou satellite compassi6b (~36 000 km) ranging echo signal
    Echo signal of space debris 22803 (~850 km, 10 m2RCS)
    glonass134(~20 000 km) laser ranging interface screenshot
    hy2a(~1 000km) laser ranging interface screenshot
    Sky background brightness map
    SNSPD output at 7:48:59 to 8:5:18 Beijing time
    SNSPD output at 8:01:21 to 8:29:15 Beijing time
    SNSPD output at 8:20:14 to 8:55:44 Beijing time
    SNSPD output at 8:47:42 to 14:53:23 Beijing time
    • Table 1.

      Main parameters of testing platform

      试验平台主要参数

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      Table 1.

      Main parameters of testing platform

      试验平台主要参数

      ItemValue
      Transmitting telescope diameter/mm510
      Receiving telescope diameter/mm1 060
      Laser wavelength/nm1 064
      Laser pulse energy/mJ400
      Frequency/Hz100
      Detecting efficiency of SNSPD(@1064 nm)>60%
      Dead time/ns<50
    • Table 2.

      Part of satellites receiving echo signal

      获得回波信号的部分卫星

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      Table 2.

      Part of satellites receiving echo signal

      获得回波信号的部分卫星

      DateSatellitesSunset epoch/sStart epoch/sΔt/s
      2018-12-22glonass12266 29766 698401
      2018-12-23glonass13466 32865 867–461
      2018-12-23Beaconc66 32867 034706
      2018-12-23hy2a66 32867 4441 116
      2019-01-24hy2a67 64667 498–148
      2019-01-24glonass10367 64667 811165
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    Zhulian Li, Dongsheng Zhai, Haitao Zhang, Xiaoyu Pi, Honglin Fu, Rongwang Li, Pengfei Li, Labao Zhang, Yuqiang Li. Superconductivity detector applied to daytime satellite laser ranging experiment and research[J]. Infrared and Laser Engineering, 2020, 49(8): 20190536

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    Paper Information

    Category: 光电测量

    Received: May. 1, 2020

    Accepted: --

    Published Online: Dec. 31, 2020

    The Author Email: Li Yuqiang (李语强(1978-))

    DOI:10.3788/IRLA20190536

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