extrinsic variable

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A variable star whose variations arise for some external reason, such as rotation, orbital motion, or obscuration, as distinct from intrinsic processes such as pulsation. See Alpha2 Canum Venaticorum Star; By Draconis Star; Eclipsing Binary; Ellipsoidal Variable; Fk Comae Berenices Star; Intrinsic Variable; Magnetic Variable; Rotating Variable; Sx Arietis Star.

Subjects: Astronomy and Astrophysics.

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