- Stars with a name
- Mirach
Mirach
β Andromedae
Mirach is a red giant, in the constellation Andromeda. The light you see from it tonight left it around 1829.
Where to find it
From mid-northern latitudes, such as New York, Rome or Tokyo, it is best seen in the evening sky in January, 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 474 times as much light as the Sun.
Its surface is at about 3,700 degrees.
It is 197.4 light years away: 1868 trillion kilometres.