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hour angle

/ˈaʊər ˌæŋɡəl/

1 entry

phrase

/ˈaʊər ˌæŋɡəl/C1formalscientific
  • ruАстрономический термин, обозначающий угловое расстояние, измеряемое к западу вдоль небесного экватора от меридиана наблюдателя до часового круга небесного тела, используемое для определения положения звёзд и других объектов на небе.

An astronomical term referring to the angular distance measured westward along the celestial equator from the observer's meridian to the hour circle of a celestial body, used to determine the position of stars and other objects in the sky.

  1. Astronomical measurementC2formal

    The angular distance of a celestial object measured westward along the celestial equator from the observer's meridian to the hour circle of the object, usually expressed in hours, minutes, and seconds.

    ruЧасовой угол

    • The hour angle of the star was calculated to be 3 hours 45 minutes.
    • Navigators use the hour angle to determine their position at sea.
    • The telescope was adjusted based on the hour angle of the target planet.