5 Eri
5 Eri
5 Eri is a B-type (Blue-White) star. It carries the designation 5 Eri.
Located approximately 362.4 light-years from Earth, 5 Eri resides within the broader disk of our Milky Way galaxy.
5 Eri is classified as a spectral class B star (B-type (Blue-White)) on the Harvard spectral classification system.
With an apparent magnitude of +5.56, 5 Eri 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 -0.072.
Physical Properties
| Spectral Class | Class B — B-type (Blue-White) |
| Color Index (B−V) | -0.072 |
Observation
| Apparent Magnitude | +5.56 |
| Absolute Magnitude | 0.33 |
| Distance | 362 ly |
Position
| Right Ascension | 2h 59.69m |
| Declination | -2° 27.90′ |
Frequently Asked Questions
What type of star is 5 Eri?
5 Eri is a Class B — B-type (Blue-White) star.
How far is 5 Eri from Earth?
5 Eri is approximately 362.4 light-years from Earth.
Can you see 5 Eri with the naked eye?
With an apparent magnitude of 5.56, 5 Eri is visible to the naked eye.