main-sequence fitting — An Etymological Dictionary of Astronomy and Astrophysics

main-sequence fitting

سزکرد ِ رشته‌ی ِ فریست

sazkard-e reshteh-ye farist

Fr.: ajustement par la séquence principale

The method of determining the distance to a star cluster by overlaying its main sequence on the theoretical zero-age main sequence and noting the difference between the cluster’s apparent magnitude and the zero-age main sequence’s absolute magnitude.

See also: → main sequence; → fitting.

An Etymological Dictionary of Astronomy and Astrophysics

English-French-Persian

فرهنگ ریشه‌شناختی اخترشناسی-اخترفیزیک