Mythology
The hero who slew Medusa and rescued Andromeda from the sea monster Cetus. He used Medusa's head to turn his enemies to stone. Algol represents Medusa's eye.
Observing Highlights
Contains the famous eclipsing variable Algol (Demon Star), the Double Cluster (NGC 869/884) — a stunning pair of open clusters — and the Alpha Persei moving group. Radiant of the Perseid meteors.
Main Stars
20
Main Stars
20HIP 18246; Zeta Per; 44 Per
HIP 18532; Epsilon Per; 45 Per
HIP 14328; Gamma Per; 23 Per
HIP 17358; Delta Per; 39 Per
HIP 17529; Nu Per; 41 Per
HIP 13531; Tau Per; 18 Per
HIP 19343; 48 Per
HIP 14632; Iota Per
HIP 8068; Phi Per
HIP 12777; Theta Per; 13 Per
HIP 19812; Mu Per; 51 Per
HIP 13254; 16 Per
HIP 16826; Psi Per; 37 Per
Double Stars
15
Double Stars
15HIP 12777; Theta Per; 13 Per
HIP 19812; Mu Per; 51 Per
HIP 14328; Gamma Per; 23 Per
HIP 18246; Zeta Per; 44 Per
HIP 18532; Epsilon Per; 45 Per
HIP 13531; Tau Per; 18 Per
Variable Stars
7
Variable Stars
7HIP 18532; Epsilon Per; 45 Per
HIP 13775; 21 Per
HIP 15204
HIP 11174
HIP 17846
Deep Sky Objects
30
Deep Sky Objects
30NGC 1039
NGC 650, NGC 651