57Sig Aqr
57Sig Aqr
57Sig Aqr is a A-type (White) star located in the constellation Aquarius. It carries the designation 57Sig Aqr.
Located approximately 289.7 light-years from Earth, 57Sig Aqr resides within the broader disk of our Milky Way galaxy.
57Sig Aqr is classified as a spectral class A star (A-type (White)) on the Harvard spectral classification system.
With an apparent magnitude of +4.82, 57Sig Aqr 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 -0.053.
Физические свойства
| Спектральный класс | A Class A — A-type (White) |
| Показатель цвета (B−V) | -0,053 |
Наблюдение
| Видимая звёздная величина | +4.82 |
| Абсолютная звёздная величина | 0,08 |
| Расстояние | 290 ly |
| Созвездие | Aquarius |
Положение
| Прямое восхождение | 22h 30,65m |
| Склонение | -10° 40,68′ |
Frequently Asked Questions
What type of star is 57Sig Aqr?
57Sig Aqr is a Class A — A-type (White) star.
How far is 57Sig Aqr from Earth?
57Sig Aqr is approximately 289.7 light-years from Earth.
Can you see 57Sig Aqr with the naked eye?
With an apparent magnitude of 4.82, 57Sig Aqr is visible to the naked eye.
What constellation is 57Sig Aqr in?
57Sig Aqr is located in the constellation Aquarius.