Hieroglyph depicting Satis.

Header image of a mathematic compass. The acronym "SATIS" is also the name of the ancient Egyptian goddess of the Nile flood. Satis was also spelled Sati, Satet.

Satis was the goddess of the inundation (yearly flooding of the Nile) and of fertility. She was also connected with the star "Sept" (the dog star "Sirius") whose return to the night sky marked the beginning of the flood season.