parallax second

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English[edit]

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Noun[edit]

parallax second (plural parallax seconds)

  1. A unit of length, used in astronomy, defined as the distance from the Earth of an object that exhibits a parallax of 1 arcsecond. It is approximately equal to 3.08568025 × 1013 kilometers or 3.2616 light years.

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Translations[edit]

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