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Chi Ursae Majoris: Wikis


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χ Ursae Majoris
Observation data
Epoch J2000.0      Equinox J2000.0
Constellation Ursa Major
Right ascension 11h 46m 03.0s
Declination +47° 46' 46"
Apparent magnitude (V) +3.69
Distance 196 ± 7 ly
(60 ± 2 pc)
Spectral type K0.5IIIb
Other designations
Alkaphrah, El Koprah, 63 Ursae Majoris, HR 4518, HD 102224, BD+48 1966, FK5 441, HIP 57399, SAO 43886, GC 16137

Chi Ursae Majoris (χ UMa / χ Ursae Majoris) is a star in the constellation Ursa Major. It has the traditional names Alkafzah, Alkaphrah, and El Koprah.

Chi Ursae Majoris is an orange K-type giant with an apparent magnitude of +3.69. It is approximately 196 light years from Earth.

The Spiral Galaxy NGC 3877 (= H I.201), type Sc, in Ursa Major is best found from Chi Ursae Majoris, which is almost exactly 15 arc minutes north of the galaxy.

See also



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