Rigil Kentaurus

Alp1Cen

Rigil Kentaurus is a G-type (Yellow) star located in the constellation Centaurus. It carries the designation Alp1Cen.

At a distance of approximately 4.32 light-years, Rigil Kentaurus is one of the Sun's closest stellar neighbors. Light that we observe from Rigil Kentaurus today left the star roughly 4 years ago, making it a near neighbor in galactic terms.

Rigil Kentaurus is classified as a spectral class G star (G-type (Yellow)) on the Harvard spectral classification system.

With an apparent magnitude of -0.01, Rigil Kentaurus is one of the brightest stars in the entire night sky. It is easily visible to the naked eye from virtually any location on Earth where it rises above the horizon, and it can even be glimpsed in moderate light pollution. Observers will note its yellow-white hue, which corresponds to a B-V color index of +0.710.

물리적 특성

분광형 Class G — G-type (Yellow)
색지수 (B−V) 0.710

관측

겉보기 등급 -0.01
절대 등급 4.38
거리 4.3 ly
별자리 Centaurus

위치

적경 14h 39.65m
적위 -60° 50.04′

자주 묻는 질문

What type of star is Rigil Kentaurus?
Rigil Kentaurus is a Class G — G-type (Yellow) star.
How far is Rigil Kentaurus from Earth?
Rigil Kentaurus is approximately 4.3 light-years from Earth.
Can you see Rigil Kentaurus with the naked eye?
With an apparent magnitude of -0.01, Rigil Kentaurus is visible to the naked eye.
What constellation is Rigil Kentaurus in?
Rigil Kentaurus is located in the constellation Centaurus.