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standard candle

/ˈstændəd ˈkændl/

1 entry

phrase

/ˈstændəd ˈkændl/C1formalscientific
  • ruАстрономический термин, обозначающий небесный объект с известной абсолютной звёздной величиной, используемый для измерения расстояний в космосе путём сравнения его наблюдаемой яркости с известной светимостью.

An astronomical term referring to a celestial object with a known absolute magnitude, used to measure distances in space by comparing its observed brightness with its known luminosity.

  1. Astronomical distance indicatorC2formal

    An astronomical object with a known absolute magnitude, used to measure distances in space by comparing its observed brightness.

    ruСтандартная свеча

    • Type Ia supernovae are used as standard candles to measure cosmic distances.
    • Cepheid variables serve as standard candles for determining the scale of the universe.
    • Astronomers rely on standard candles to calculate how far away galaxies are.