21 CVn
21 CVn
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21 CVn is a A-type (White) star. It carries the designation 21 CVn.
Located approximately 274.8 light-years from Earth, 21 CVn resides within the broader disk of our Milky Way galaxy.
21 CVn is classified as a spectral class A star (A-type (White)) on the Harvard spectral classification system.
With an apparent magnitude of +5.14, 21 CVn sits near the limit of naked-eye visibility. It can be glimpsed without optical aid under dark skies, but binoculars will make observation much easier. Observers will note its blue hue, which corresponds to a B-V color index of -0.049.
Физические свойства
| Спектральный класс | A Class A — A-type (White) |
| Показатель цвета (B−V) | -0,049 |
Наблюдение
| Видимая звёздная величина | +5.14 |
| Абсолютная звёздная величина | 0,51 |
| Расстояние | 275 ly |
Положение
| Прямое восхождение | 13h 18,24m |
| Склонение | 49° 40,92′ |
Frequently Asked Questions
What type of star is 21 CVn?
21 CVn is a Class A — A-type (White) star.
How far is 21 CVn from Earth?
21 CVn is approximately 274.8 light-years from Earth.
Can you see 21 CVn with the naked eye?
With an apparent magnitude of 5.14, 21 CVn is visible to the naked eye.