The Egyptians invented a new and better calendar. It is based on both the moon and a star. They observed the annual appearance of the brightest star in the sky, Sirius. This calendar was more advanced than the Babylonian calendar.
| Identifier (URI) | Rank |
|---|---|
| dbkwik:resource/tLUWnPIKWcichILoBC1sOw== | 5.88129e-14 |
| dbr:1580s_BC | 5.88129e-14 |