Беллатрикс

24Gam Ori

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Gamma Orionis, called Bellatrix, marks one shoulder of the constellation Orion and is a blue-white B-type star with a hot, negative B–V index of −0.224. It shines at apparent magnitude 1.64 from a distance of some 252 light-years, and its absolute magnitude of −2.8 indicates an intrinsic luminosity well beyond the Sun's. Positioned near the celestial equator at declination +6°, Bellatrix is visible from nearly everywhere on Earth. Together with Betelgeuse it forms the upper pair of Orion's rectangular figure, its cooler blue-white light contrasting with the red shoulder opposite.

Физические свойства

Спектральный класс B Class B — B-type (Blue-White)
Показатель цвета (B−V) -0,224

Наблюдение

Видимая звёздная величина +1.64
Абсолютная звёздная величина -2,80
Расстояние 252 ly
Созвездие Orion

Положение

Прямое восхождение 5h 25,13m
Склонение 6° 20,98′

Frequently Asked Questions

What type of star is Беллатрикс?
Беллатрикс is a Class B — B-type (Blue-White) star.
How far is Беллатрикс from Earth?
Беллатрикс is approximately 252.4 light-years from Earth.
Can you see Беллатрикс with the naked eye?
With an apparent magnitude of 1.64, Беллатрикс is visible to the naked eye.
What constellation is Беллатрикс in?
Беллатрикс is located in the constellation Orion.