International Star Registry

All Constellations

Hydrus - Serpent

Still another reptile in the sky, this lesser water snake is not to be confused with its big brother, Hydra, in the north. It lies between the Clock and the Tucan and the tail almost touches Achernar of Eridanus. Schiller’s biblical constellation is Raphael the Archangel.
Right Ascension 02:06
Diameter (°)15
Area (square °)243
Opposition Oct 27
Size Rank 61st
Brightness Rank 54th