66 Eri
66 Eri
66 Eri is a B-type (Blue-White) star. It carries the designation 66 Eri.
Located approximately 308.9 light-years from Earth, 66 Eri resides within the broader disk of our Milky Way galaxy.
66 Eri is classified as a spectral class B star (B-type (Blue-White)) on the Harvard spectral classification system.
With an apparent magnitude of +5.12, 66 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 -0.059.
Physical Properties
| Spectral Class | Class B — B-type (Blue-White) |
| Color Index (B−V) | -0.059 |
Observation
| Apparent Magnitude | +5.12 |
| Absolute Magnitude | 0.24 |
| Distance | 309 ly |
Position
| Right Ascension | 5h 6.76m |
| Declination | -4° 39.31′ |
Frequently Asked Questions
What type of star is 66 Eri?
66 Eri is a Class B — B-type (Blue-White) star.
How far is 66 Eri from Earth?
66 Eri is approximately 308.9 light-years from Earth.
Can you see 66 Eri with the naked eye?
With an apparent magnitude of 5.12, 66 Eri is visible to the naked eye.