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TROPICAL YEAR [1 record]

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Record 1 1988-03-25

English

Subject field(s)
  • Astronomy
  • Astronautics
  • Chronology
CONT

At every point between the two tropics the sun will be vertical twice a year. The duration of the period between two successive crossings of the celestial equator at the vernal equinox is known as the "tropical year". Its length is 365 days, 5 hours, 48 minutes, 46 seconds, or 365.4242 days (...)

French

Domaine(s)
  • Astronomie
  • Astronautique
  • Chronologie
CONT

On appelle année tropique l'intervalle de temps entre deux passages consécutifs du centre du Soleil vrai par le point vernal.

Spanish

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