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celestial equator

/səˈlɛstiəl ɪˈkweɪtər/

Tradução: Círculo máximo imaginário da esfera celeste situado no mesmo plano do equador terrestre, que divide o céu em hemisférios norte e sul.

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phrase

C1formalcommonscientific/səˈlɛstiəl ɪˈkweɪtər/

An imaginary great circle on the celestial sphere that lies in the same plane as Earth's equator, dividing the sky into northern and southern hemispheres.

  • 🇵🇹Círculo máximo imaginário da esfera celeste situado no mesmo plano do equador terrestre, que divide o céu em hemisférios norte e sul.
  1. Astronomical reference line C1 formal

    An imaginary great circle on the celestial sphere that lies directly above the Earth's equator, dividing the sky into northern and southern hemispheres.

    • The celestial equator is used as a reference point for mapping stars and planets.
    • Astronomers measure declination in degrees north or south of the celestial equator.
    • The Sun crosses the celestial equator during the equinoxes.

    🇵🇹Equador celeste