Star profile

Cor Caroli B

Alpha 1 Canum Venaticorum · Canes Venatici

3D likeness based on its real data · class F · ~6,500 K

What is Cor Caroli B

Cor Caroli B is the fainter companion of the famous Cor Caroli, both lying 120 light-years away in Canes Venatici. It is a class-F star, slightly hotter than the Sun and white with a yellowish edge, that goes unnoticed under the glare of its primary partner. The name of the system pays homage to King Charles I of England, according to the tradition that credits the court astronomer of Charles II with christening it after the Restoration.

Where it is and when to see it

Cor Caroli B lies in the northern celestial hemisphere. It is visible to the naked eye under a dark sky. Its best month of the year is March, when it culminates around midnight.

From London it culminates about 77° above the horizon.
From New York it culminates about 88° above the horizon.
From Sydney it culminates about 18° above the horizon.

It can be seen from anywhere north of 52° S.

It ranks no. 18 in brightness among the 33 stars of Canes Venatici in our catalogue. To find it, start from Cor Caroli, the brightest: it lies about 1° away (a fist at arm's length covers about 10°).

The light you see today left it about 120 years ago.

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Astronomical data for Cor Caroli B

Constellation: Canes Venatici
Apparent magnitude: 5.61
Distance: 120.4 light years
Coordinates (J2000): RA 194.002° · Dec 38.315°
Catalogue: HIP 63121 · HD 112412

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Other stars in Canes Venatici

Canes Venatici has 33 stars in Stelvia's catalogue. Here are a few of them.

See all 33 stars in Canes Venatici