- Stars with a name
- Aldulfin
Aldulfin
ε Delphini
Aldulfin is a very hot blue giant, in the constellation Delphinus. The light you see from it tonight left it around 1696.
Where to find it
From mid-northern latitudes, such as New York, Rome or Tokyo, it is best seen in the evening sky in July, August, September, and October.
Visible to the naked eye away from the brightest lights. Apparent magnitude 4.03.
What it’s like
It gives off 218 times as much light as the Sun.
Its surface is at about 12,000 degrees.
It is 330.5 light years away: 3126 trillion kilometres.