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대형 적외선 우주망원경 SPICA/FPC-G의 정밀 별추적 요구사항과 타당성 연구 KCI 등재

REQUIREMENTS AND FEASIBILITY STUDY OF FPC-G FINE GUIDING IN SPACE INFRARED TELESCOPE, SPICA

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  • URLhttps://db.koreascholar.com/Article/Detail/390110
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천문학논총 (Publications of the Korean Astronomical Society)
한국천문학회 (Korean Astronomical Society)
초록

The SPICA (SPace Infrared Telescope for Cosmology & Astrophysics) project is a next-generation infrared space telescope optimized for mid- and far-infrared observation with a cryogenically cooled 3m-class telescope. It will achieve the high resolution as well as the unprecedented sensitivity from mid to far-infrared range. The FPC (Focal Plane Camera) proposed by KASI as an international collaboration is a near-infrared instrument. The FPC-S and FPC-G are responsible for the scientific observation in the near-infrared and the fine guiding, respectively. The FPC-G will significantly reduce pointing error down to below 0.075 arcsec through the observation of guiding stars in the focal plane. We analyzed the pointing requirement from the focal plane instruments as well as the error factors affecting the pointing stability. We also obtained the expected performance in operation modes. We concluded that the FPC-G can achieve the pointing stability below 0.075 arcsec which is the requirement from the focal plane instruments.

목차
ABSTRACT
1. 서론
2. 성능 요구 사항 분석
    2.1. 관측기기들의 요구사항
    2.2. 기기 설계 요구조건
3. FPC-G 설계 개요
    3.1. 검출기
    3.2. 관측 시야와 밴드 선정
    3.3. 광학계 설계
4. 정밀 별추적 시뮬레이션
    4.1. 정밀 자세 결정에 영향을 주는 요소들
    4.2. 정밀 별 추적 성능 예측
    4.3. 관측기기의 운영 방식
5. 요약 및 토의
참고 문헌
저자
  • 정웅섭(한국천문연구원) | WOONG-SEOB JEONG (Korea Astronomy and Space Science Institute)
  • 이대희(한국천문연구원) | DAE-HEE LEE (Korea Astronomy and Space Science Institute)
  • 표정현(한국천문연구원) | JEONGHYUN PYO (Korea Astronomy and Space Science Institute)
  • 문봉곤(한국천문연구원) | BONGKON MOON (Korea Astronomy and Space Science Institute)
  • 박성준(한국천문연구원) | SUNG-JOON PARK (Korea Astronomy and Space Science Institute)
  • 이창희(한국천문연구원) | CHANG HEE REE (Korea Astronomy and Space Science Institute)
  • 박영식(한국천문연구원) | YOUNGSIK PARK (Korea Astronomy and Space Science Institute)
  • 한원용(한국천문연구원) | WONYONG HAN (Korea Astronomy and Space Science Institute)
  • 남욱원(한국천문연구원) | UKWON NAM (Korea Astronomy and Space Science Institute)
  • Toshio Matsumoto(ISAS/JAXA, ASIAA)