18 And
18 And
18 And is a B-type (Blue-White) star located in the constellation Andromeda. It carries the designation 18 And.
Located approximately 421.4 light-years from Earth, 18 And resides within the broader disk of our Milky Way galaxy.
18 And is classified as a spectral class B star (B-type (Blue-White)) on the Harvard spectral classification system.
With an apparent magnitude of +5.35, 18 And 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 -0.061.
Физические свойства
| Спектральный класс | Class B — B-type (Blue-White) |
| Показатель цвета (B−V) | -0,061 |
Наблюдение
| Видимая звёздная величина | +5.35 |
| Абсолютная звёздная величина | -0,21 |
| Расстояние | 421 ly |
| Созвездие | Andromeda |
Положение
| Прямое восхождение | 23h 39,14m |
| Склонение | 50° 28,30′ |
Часто задаваемые вопросы
What type of star is 18 And?
18 And is a Class B — B-type (Blue-White) star.
How far is 18 And from Earth?
18 And is approximately 421.4 light-years from Earth.
Can you see 18 And with the naked eye?
With an apparent magnitude of 5.35, 18 And is visible to the naked eye.
What constellation is 18 And in?
18 And is located in the constellation Andromeda.