Exemples
the heliacal rising of the Dog Star
the heliacal or Sothic year is determined by the heliacal rising of Sothis (the Egyptian name for the Dog Star)
Synonymes
Exemples
2 sur 2the heliacal rising of the Dog Star
the heliacal or Sothic year is determined by the heliacal rising of Sothis (the Egyptian name for the Dog Star)