Peculiar motion or peculiar velocity refers to the velocity of an object relative to a rest frame—usually a frame in which the average velocity of some objects is zero. == Galactic astronomy == In galactic astronomy, peculiar motion refers to the motion of an object (usually a star) relative to a Galactic rest frame.
Peculiar motion or peculiar velocity refers to the velocity of an object relative to a rest frame—usually a frame in which the average velocity of some objects is zero. == Galactic astronomy == In galactic astronomy, peculiar motion refers to the motion of an object (usually a star) relative to a Galactic rest frame.
Source: Wikipedia "Peculiar velocity" · CC BY-SA 4.0
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