The Canon of Kings was a dated list of kings used by ancient astronomers as a convenient means to date astronomical phenomena, such as eclipses. For a period, the Canon was preserved by the astronomer Claudius Ptolemy, and is thus known sometimes as Ptolemy's Canon. It is one of the most important bases for our knowledge of ancient chronology....
The Canon is generally considered by historians to be accurate, and forms part of the backbone of the commonly accepted chronology from 747 BC forward that all other datings are synchronized to....
Persian Kings, 538–332 BC
Cyrus: 538–530 BC
Cambyses: 529–522 BC
Darius I: 521–486 BC
Xerxes I: 485–465 BC
Artaxerxes I: 464–424 BC
Darius II: 423–405 BC
Artaxerxes II: 404–359 BC
Artaxerxes III (Ochus): 358–338 BC
Arses (Arogus): 337–336 BC
Darius III: 335–332 BC
Canon of Kings. Accessed Jan. 1st, 2024. In Wikipedia. https://en.wikipedia.org/wiki/Canon_of_Kings