• Title/Summary/Keyword: Earth Avoidance Angle

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A Study on the Determination of Star Sensors Mounting Direction for Remote Sensing Satellites (관측위성을 위한 별센서 탑재 방향 결재에 관한 연구)

  • Lee, Hun-Gu
    • Journal of the Korean Society for Aeronautical & Space Sciences
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    • v.35 no.8
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    • pp.735-740
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    • 2007
  • Star sensor provides highly accurate attitude information by imaging the stars in the dark space. The sensor output is disabled when the sensor avoidance of the Sunlight or the Earth's albedo is not satisfied. This paper studies the Sun and Earth avoidance characteristics of the star sensors according to the mounting direction. Then the paper proposes a systematic way of determining the star sensors mounting direction for typical remote sensing missions