Eta1CrA
Eta1CrA
Eta1CrA is a A-type (White) star. It carries the designation Eta1CrA.
Located approximately 336.2 light-years from Earth, Eta1CrA resides within the broader disk of our Milky Way galaxy.
Eta1CrA is classified as a spectral class A star (A-type (White)) on the Harvard spectral classification system.
With an apparent magnitude of +5.46, Eta1CrA 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-white hue, which corresponds to a B-V color index of +0.133.
Physical Properties
| Spectral Class | Class A — A-type (White) |
| Color Index (B−V) | 0.133 |
Observation
| Apparent Magnitude | +5.46 |
| Absolute Magnitude | 0.39 |
| Distance | 336 ly |
Position
| Right Ascension | 18h 48.84m |
| Declination | -43° 40.80′ |
Frequently Asked Questions
What type of star is Eta1CrA?
Eta1CrA is a Class A — A-type (White) star.
How far is Eta1CrA from Earth?
Eta1CrA is approximately 336.2 light-years from Earth.
Can you see Eta1CrA with the naked eye?
With an apparent magnitude of 5.46, Eta1CrA is visible to the naked eye.