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ASTRONOMICAL YEAR [1 record]

Filter results by subject field Alphabetical list of terms

Filter results by subject field

Alphabetical list of terms

Record 1 1978-05-11

English

Subject field(s)
  • Astronomy
  • Planets
OBS

(...) one determined by [astronomical] observations, apart from conventional reckoning.

French

Domaine(s)
  • Astronomie
  • Planètes
OBS

Durée exacte de la révolution de la terre autour du soleil, telle qu'on l'obtient par les observations astronomiques.

Spanish

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