17 Eri
17 Eri
17 Eri is a B-type (Blue-White) star. It carries the designation 17 Eri.
Located approximately 404.2 light-years from Earth, 17 Eri resides within the broader disk of our Milky Way galaxy.
17 Eri is classified as a spectral class B star (B-type (Blue-White)) on the Harvard spectral classification system.
With an apparent magnitude of +4.74, 17 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 -0.092.
Physical Properties
| Spectral Class | Class B — B-type (Blue-White) |
| Color Index (B−V) | -0.092 |
Observation
| Apparent Magnitude | +4.74 |
| Absolute Magnitude | -0.73 |
| Distance | 404 ly |
Position
| Right Ascension | 3h 30.62m |
| Declination | -5° 4.51′ |
Frequently Asked Questions
What type of star is 17 Eri?
17 Eri is a Class B — B-type (Blue-White) star.
How far is 17 Eri from Earth?
17 Eri is approximately 404.2 light-years from Earth.
Can you see 17 Eri with the naked eye?
With an apparent magnitude of 4.74, 17 Eri is visible to the naked eye.