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David

Darling

Corona Borealis

Corona Borealis constellation

Corona Borealis. © 2003 Torsten Bronger.


Corona Borealis (abbreviation: CrB), the Northern Crown, given by Bacchus to Ariadne, daughter of King Minos of Crete, is a small but prominent northern constellation. It lies east of Arcturus between Boötes and Hercules, and comprises a distinctive arc formed by the stars Theta, Beta, Alpha, Gamma, Delta, Epsilon, and Iota). Also within its boundaries are the prototype R Coronae Borealis star and T CrB, popularly known as the Blaze Star. See below for details of the constellation's brightest stars.

 

Hercules and Corona Borealis, as depicted in Urania's Mirror (c.‚ÄČ1825).

 


Stars in Corona Borealis brighter than magnitude 4.0
Star Visual mag. Abs. mag. Spectral type Distance (lt-yr) R.A. (h m s) Dec. (° ' ")
Alpha (Alphekka) 2.22 0.42 A0V 75 15 34 41 +26 42 53
Beta (Nusakan) 3.66 0.94 F0Vp 114 15 27 50 +29 06 21
Gamma 3.81 0.57 B9IV+A3V 145 15 42 45 +26 17 44

 


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