Apparent Position of a Star

버전 (29.9 MB) 작성자: David Eagle
PDF document and MATLAB script that computes the geocentric and topocentric apparent position of a star.

다운로드 수: 730

업데이트 날짜: 2022/1/26

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PDF document and MATLAB function named apstar1.m, and a demonstration script, named demo_astar1.m that can be used to determine the apparent geocentric and topocentric coordinates of a star. The source ephemeris for this routine is a JPL binary ephemeris file. These applications use several functions ported to MATLAB from the Fortran version of the NOVAS (Naval Observatory Vector Astrometry Subroutines) source code developed at the United States Naval Observatory (

인용 양식

David Eagle (2023). Apparent Position of a Star (, MATLAB Central File Exchange. 검색됨 .

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개발 환경: R2019b
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버전 게시됨 릴리스 정보

Updated to use DE440s.bsp JPL ephemeris and N66 version of MICE routines.

Script now computes the leap seconds internally. MICA example output included for comparison.