Росс 154
Росс 154 is a M-type (Red) star located in the constellation Sagittarius.
At a distance of approximately 9.69 light-years, Росс 154 is one of the Sun's closest stellar neighbors. Light that we observe from Росс 154 today left the star roughly 9 years ago, making it a near neighbor in galactic terms.
Росс 154 is classified as a spectral class M star (M-type (Red)) on the Harvard spectral classification system.
At an apparent magnitude of +10.37, Росс 154 is a faint star that requires a telescope to observe. It is invisible to the naked eye and too dim for most binoculars. Observers will note its red hue, which corresponds to a B-V color index of +1.510.
Физические свойства
| Спектральный класс | Class M — M-type (Red) |
| Показатель цвета (B−V) | 1,510 |
Наблюдение
| Видимая звёздная величина | +10.37 |
| Абсолютная звёздная величина | 13,01 |
| Расстояние | 9.7 ly |
| Созвездие | Sagittarius |
Положение
| Прямое восхождение | 18h 49,82m |
| Склонение | -23° 50,17′ |
Часто задаваемые вопросы
What type of star is Росс 154?
Росс 154 is a Class M — M-type (Red) star.
How far is Росс 154 from Earth?
Росс 154 is approximately 9.7 light-years from Earth.
Can you see Росс 154 with the naked eye?
With an apparent magnitude of 10.37, Росс 154 is not visible to the naked eye.
What constellation is Росс 154 in?
Росс 154 is located in the constellation Sagittarius.