- Stars with a name
- Alpheratz
Alpheratz
α Andromedae
Alpheratz is a very hot blue star, in the constellation Andromeda. The light you see from it tonight left it around 1929.
Where to find it
From mid-northern latitudes, such as New York, Rome or Tokyo, it is best seen in the evening sky in August, September, October, November, and December.
Bright enough to see even from a city. Apparent magnitude 2.07.
What it’s like
It gives off 114 times as much light as the Sun.
Its surface is at about 10,600 degrees.
It is 97.0 light years away: 918 trillion kilometres.