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Infrared and Laser Engineering, Volume. 49, Issue 11, 20200259(2020)

Research progress of ICESat-2/ATLAS data processing and applications

Xiaoxiao Zhu1...2, Cheng Wang1,2, Xiaohuan Xi1, Sheng Nie1, Xuebo Yang1,2 and Dong Li1 |Show fewer author(s)
Author Affiliations
  • 1Key Laboratory of Digital Earth Science, Aerospace Information Research Institute, Chinese Academy of Sciences, Beijing 100094, China
  • 2College of Resources and Environment, University of Chinese Academy of Sciences, Beijing 100049, China
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    AbstractGet PDF(in Chinese)
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    Figures & Tables(6)
    ICESat-2/ATLAS beams distribution sketch map[10]

    Fig. 1. ICESat-2/ATLAS beams distribution sketch map[10]

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    Distribution of ICESat-2/ATLAS data

    Fig. 2. Distribution of ICESat-2/ATLAS data

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    Distribution of ICESat and ICESat-2 data in ice sheet[29]

    Fig. 3. Distribution of ICESat and ICESat-2 data in ice sheet[29]

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    Schematic of a snow-covered sea ice[34]

    Fig. 4. Schematic of a snow-covered sea ice[34]

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    Supraglacial lakes detected by ICESat-2 [48]

    Fig. 5. Supraglacial lakes detected by ICESat-2 [48]

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    • Table 1.

      Configuration parameters of ICESat-2 and ATLAS[8]

      ICESat-2/ATLAS平台和传感器关键参数[8]

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      Table 1.

      Configuration parameters of ICESat-2 and ATLAS[8]

      ICESat-2/ATLAS平台和传感器关键参数[8]

      ParametersValuesParametersValuesParametersValues
      Altitude/km500Orbit coverage88°S~88°NNumber of beams6 organized in 3 pairs
      Orbit inclination/(°)92Along-track separation/m~0.7Distance within a pair/m~90
      Track repeat period/d91Transmitted pulse width/ns1.5Distance between beam pairs/km~3.3
      Laser wavelength/nm532Pulse repetition rate/kHz10Beam energy per pulse(strong, weak)/μJ175±17, 45±5
      Footprint size/m~17Telescope diameter/m0.8Beam energy ratio (strong: weak)4∶1
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    Xiaoxiao Zhu, Cheng Wang, Xiaohuan Xi, Sheng Nie, Xuebo Yang, Dong Li. Research progress of ICESat-2/ATLAS data processing and applications[J]. Infrared and Laser Engineering, 2020, 49(11): 20200259

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    Paper Information

    Category: Issue-Space-borne laser altimetry technology

    Received: Jun. 29, 2020

    Accepted: --

    Published Online: Jan. 4, 2021

    The Author Email:

    DOI:10.3788/IRLA20200259

    Topics

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