An Etymological Dictionary of Astronomy and Astrophysics

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فرهنگ ریشه‌شناختی اخترشناسی-اخترفیزیک

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Barycentric Julian Date (BJD)
  گاهداد ِ ژولی‌ین ِ گرانیگاهی  
gâhdâd-e žulian-e gerânigâhi
Fr.: date julienne barycentrique  

The → Julian Date referenced to the → barycenter of the → solar system. The BJD is more precise than the → Heliocentric Julian Day because the Sun is not stationary. It moves due to the → gravitational attraction of Jupiter and the other planets.

See also: → barycentric; → Julian Date.