α And. Magnitude 2.06, blue-white. Comfortably visible to the naked eye from a suburban sky.
Astronomers call it α And — the Bayer designation, which reads as a Greek letter ranking its brightness within its constellation. Alpheratz is the name people actually use.
Alpheratz shines at magnitude 2.06, making it comfortably visible to the naked eye from a suburban sky. Its B−V colour index of -0.11 makes it blue-white to the eye, corresponding to a surface temperature of over 10,000 K.
It sits at right ascension 0.14 hours and declination +29.1°. It sits well north on the sky and is comfortably placed for northern hemisphere observers.
SkyRef shows exactly where Alpheratz is from your location right now — altitude, compass direction, and rise and set times.