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equinoctial line

/ˌiːkwɪˈnɒkʃəl laɪn/

Tradução: Termo arcaico para o equador celeste ou o equador terrestre, designando o grande círculo onde o plano do equador terrestre intersecta a esfera celeste, ou a linha ao redor da Terra equidistante dos polos.

1 verbete

phrase

/ˌiːkwɪˈnɒkʃəl laɪn/C2formalscientificobsoleto
  • ptTermo arcaico para o equador celeste ou o equador terrestre, designando o grande círculo onde o plano do equador terrestre intersecta a esfera celeste, ou a linha ao redor da Terra equidistante dos polos.

An archaic term for the celestial equator or the terrestrial equator, referring to the great circle where the plane of Earth's equator intersects the celestial sphere, or the line around Earth equidistant from the poles.

  1. Celestial EquatorC2formal

    The great circle on the celestial sphere that is directly above the Earth's equator, used in astronomy.

    ptEquador celeste

    • The equinoctial line is the projection of the Earth's equator onto the sky.
    • Stars near the equinoctial line rise and set in a predictable pattern.
    • Astronomers use the equinoctial line as a reference for celestial coordinates.