15 Facts About Coma Berenices

Coma Berenices is an ancient asterism in the northern sky, which has been defined as one of the 88 modern constellations.

Coma Berenices contains the North Galactic Pole and one of the richest-known galaxy clusters, the Coma Cluster, part of the Coma Supercluster.

FK Comae Berenices is the prototype of an eponymous class of variable stars.

Coma Berenices has been recognized as an asterism since the Hellenistic period, and is the only modern constellation named for an historic figure.

In 1551, Coma Berenices appeared on a celestial globe by Gerardus Mercator with five Latin and Greek names: Cincinnus, caesaries, p???aµ??, Berenicis crinis and Trica.

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Coma Berenices appeared in Johann Bayer's 1603 Uranometria, and a few other 17th-century celestial maps followed suit.

Coma Berenices is bordered by Bootes to the east, Canes Venatici to the north, Leo to the west and Virgo to the south.

Coma Berenices is wholly visible to observers north of latitude 56°S.

Gamma Comae Berenices is an orange-hued giant star with a magnitude of 4.

The Coma Cluster contains at least eight spectroscopic binaries, and the constellation has seven eclipsing binaries: CC, DD, EK, RW, RZ, SS and UX Comae Berenices.

FS Comae Berenices is a semi-regular variable, a red giant with a period of about two months whose magnitude varies between 6.

Coma Berenices contains Alpha Canum Venaticorum variables, such as 13 Comae Berenices and AI Comae Berenices.

Coma Berenices contains the neutron star RBS 1223 and the pulsar PSR B1237+25.

Coma Berenices contains the northern portion of the Virgo Cluster, about 60 million light-years away.

In 2006 a dwarf galaxy, named Coma Berenices, was discovered in the constellation from data obtained by the Sloan Digital Sky Survey.