SkyRef / Stars

Schedar

α Cas. Magnitude 2.23, orange-red. Comfortably visible to the naked eye from a suburban sky.

The numbers

Designationα Cas
Magnitude2.23
Colourorange-red
Right ascension0.675h
Declination+56.54°
B−V index1.17
CatalogueHR 168

What you are looking at

Astronomers call it α Cas — the Bayer designation, which reads as a Greek letter ranking its brightness within its constellation. Schedar is the name people actually use.

Schedar shines at magnitude 2.23, making it comfortably visible to the naked eye from a suburban sky. Its B−V colour index of 1.17 makes it orange-red to the eye, corresponding to a surface temperature of under 4,000 K.

It sits at right ascension 0.68 hours and declination +56.5°. It sits well north on the sky and is comfortably placed for northern hemisphere observers.

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