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Eccentricity

From Wikipedia, the free encyclopedia

Eccentricity or eccentric may refer to:

Mathematics, science and technology

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Mathematics

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Orbital mechanics

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  • Orbital eccentricity, in astrodynamics, a measure of the non-circularity of an orbit
  • Eccentric anomaly, the angle between the direction of periapsis and the current position of an object on its orbit
  • Eccentricity vector, in celestial mechanics, a dimensionless vector with direction pointing from apoapsis to periapsis
  • Eccentric, a type of deferent, a circle or sphere used in obsolete epicyclical systems to carry a planet around the Earth or Sun

Other uses in science and technology

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Other uses

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See also

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