Капелла
13Alp Aur
Капелла is a M-type (Red) star. It carries the designation 13Alp Aur.
Капелла lies approximately 42.8 light-years from Earth, placing it within the Sun's local stellar neighborhood. This relatively short cosmic distance means the light reaching us today departed the star only about 42 years ago.
Капелла is classified as a spectral class M star (M-type (Red)) on the Harvard spectral classification system.
Капелла has an apparent magnitude of +0.08, making it a bright and prominent star that is readily visible to the naked eye. It is one of the more conspicuous stars in its region of the sky. Observers will note its yellow-white hue, which corresponds to a B-V color index of +0.795.
Физические свойства
| Спектральный класс | Class M — M-type (Red) |
| Показатель цвета (B−V) | 0,795 |
Наблюдение
| Видимая звёздная величина | +0.08 |
| Абсолютная звёздная величина | -0,51 |
| Расстояние | 42.8 ly |
Положение
| Прямое восхождение | 5h 16,69m |
| Склонение | 45° 59,88′ |
Related Chemistry
Explore the chemical elements connected to Капелла on our sister site ChemFYI.
Both components are evolved G-type giants with hydrogen envelopes
Rich metallic spectrum characteristic of G-type giant stars
Ca II H & K chromospheric emission lines in this active binary
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