Coma Berenices - Berenice's Hair

Learn about the constellation Coma Berenices - Berenice's Hair, location, facts, mythology, meteor showers and deep space objects.

By Tim Trott | January 5, 2012

Coma Berenices is a traditional asterism that has since become a constellation. It is located near Leo and was originally considered Leo's tail.

Location: Northern Spring 12h RA 21° Dec

Coma Berenices contains the North Galactic Pole, at right ascension 12h 51m 25s and declination 27° 07' 48" (epoch J2000.0)

Coma Berenices
Coma Berenices

Coma Berenices Mythology

Coma Berenices has been known as a distinct asterism since ancient Greek times. The Eratosthenes referred to it as both Ariadne's Hair and Berenices' Hair. Ptolemy referred to it as the lock (of hair); however, he did not list it as one of his 48 constellations, considering it as part of Leo. For many years, Coma Berenices was considered usually as the tuft in Leo's tail, or sometimes as part of Virgo.

Coma Berenices Deep Space Objects

M64 (NGC 4826) is known as the Black Eye Galaxy because of the prominent dark dust lane in front of the galaxy's bright nucleus.

The Coma Berenicids meteor shower peaks around 18 January. Despite the shower's low intensity (averaging one or two meteors per hour), its meteors are some of the fastest, with speeds up to 65 km/s (40 mps).

In this table, the observation month represents the month in which the object reaches its highest point in the sky. It can also be viewed a few months before and after depending on your location. Direction is the compass direction in which the object is located, with Z meaning Zenith or overhead.

# Common Name ConstellationMonthCoords Direction Mag Size (arcmin) Type Star
Chart
C35
NGC 4889
Coma BerenicesMay13h 00.1m RA
+27° 59m Dec
Z11.402.9x1.9Elliptical Galaxy🔍︎
C36
NGC 4559
Koi Fish GalaxyComa BerenicesMay12h 36.0m RA
+27° 58m Dec
Z9.9010.7x4.4Spiral Galaxy🔍︎
C38
NGC 4565
Needle GalaxyComa BerenicesFeb12h 36.3m RA
+25° 59m Dec
Z9.6015.9x1.85Spiral Galaxy🔍︎
M53
NGC 5024
Coma BerenicesApr13h 12.9m RA
18° 10m Dec
SE8.3013Globular Cluster🔍︎
M64
NGC 4826
The Blackeye GalaxyComa BerenicesApr12h 56.7m RA
21° 41m Dec
Z9.3610.7x5.1Galaxy🔍︎
M85
NGC 4382
Coma BerenicesApr12h 25.4m RA
18° 11m Dec
S10.007.1x5.5Galaxy🔍︎
M88
NGC 4501
Coma BerenicesApr12h 32.0m RA
14° 25m Dec
S10.406.9x3.7Galaxy🔍︎
M91
NGC 4548
Coma BerenicesApr12h 35.4m RA
14° 30m Dec
S11.005.4x4.3Galaxy🔍︎
M98
NGC 4192
Coma BerenicesFeb12h 13.8m RA
14° 54m Dec
SE11.009.8*2.8Galaxy🔍︎
M99
NGC 4254
Coma Pinwheel GalaxyComa BerenicesFeb12h 18.8m RA
14° 25m Dec
SE10.405.4x4.7Galaxy🔍︎
M100
NGC 4321
Blowdryer Galaxy (Mirror Galaxy)Coma BerenicesFeb12h 22.9m RA
15° 49m Dec
SE10.107.4x6.3Galaxy🔍︎

Northern Circumpolar
Camelopardalis Cassiopeia Cepheus Draco Lacerta Ursa Major
Ursa Minor
Northern Spring
Antlia Boötes Cancer Coma Berenices Crater Hydra
Leo Leo Minor Virgo
Northern Summer
Aquila Corona Borealis Cygnus Delphinus Equuleus Hercules
Libra Lyra Ophiuchus Sagitta Scutum Serpens
Vulpecula
Northern Autumn
Andromeda Aquarius Aries Capricornus Pegasus Pisces
Triangulum
Northern Winter
Auriga Canes Venatici Canis Major Canis Minor Cetus Eridanus
Gemini Lepus Lynx Monoceros Orion Perseus
Taurus
Southern Constellations
Apus Ara Caelum Carina Centaurus Chamaeleon
Circinus Columba Corona Australis Corvus Crux Dorado
Fornax Grus Horologium Hydrus Indus Lupus
Mensa Microscopium Musca Norma Octans Pavo
Phoenix Pictor Piscis Austrinus Puppis Pyxis Reticulum
Sagittarius Scorpius Sculptor Sextans Telescopium Triangulum Australe
Tucana Vela Volans

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