4 Cen

4 Cen is a B-type (Blue-White) star located in the constellation Centaurus. It carries the designation 4 Cen.

Located approximately 637.0 light-years from Earth, 4 Cen resides within the broader disk of our Milky Way galaxy.

4 Cen is classified as a spectral class B star (B-type (Blue-White)) on the Harvard spectral classification system.

With an apparent magnitude of +4.75, 4 Cen 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 -0.111.