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  1. DECLINATION Definition & Meaning - Merriam-Webster

    The meaning of DECLINATION is angular distance north or south from the celestial equator measured along a great circle passing through the celestial poles. How to use declination in a …

  2. Magnetic Declination (Variation) | NCEI - National Oceanic and ...

    Magnetic declination, sometimes called magnetic variation, is the angle between magnetic north and true north. Declination is positive east of true north and negative when west. Magnetic …

  3. Declination - Wikipedia

    In astronomy, declination (abbreviated dec; symbol δ) is one of the two angles that locate a point on the celestial sphere in the equatorial coordinate system, the other being hour angle. The …

  4. What is declination? | U.S. Geological Survey - USGS.gov

    The deviation of the compass from true north is an angle called "declination" (or "magnetic declination"). It is a quantity that has been a nuisance to navigators for centuries, especially …

  5. 6.5 Declination - NWCG

    Jun 3, 2025 · Magnetic declination, or declination, is the difference between the true north reading from the map and the magnetic north reading from a compass. When a compass is used in …

  6. DECLINATION | English meaning - Cambridge Dictionary

    DECLINATION definition: 1. an angle that gives the position of a point in space in relation to earth: 2. an angle that…. Learn more.

  7. Declination | Celestial Coordinates, Celestial Sphere & Equinoxes ...

    declination, in astronomy, the angular distance of a body north or south of the celestial equator. Declination and right ascension, an east-west coordinate, together define the position of an …

  8. DECLINATION definition and meaning | Collins English Dictionary

    3 meanings: 1. astronomy the angular distance, esp in degrees, of a star, planet, etc, from the celestial equator measured.... Click for more definitions.

  9. Definition of Declination in Astronomy - Declination & Hour Angle

    The equatorial coordinate system is made up of two coordinates, the declination and the right ascension, also known as the hour angle. In astronomy, the declination is similar to the …

  10. What is declination in astronomy? - California Learning Resource …

    Jan 5, 2025 · Declination is a fundamental concept in astronomy that refers to the angular distance of a celestial object, typically a star or a planet, from the Earth’s equator. In other …

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