main-sequence star · G2V

Rigil Kentaurus

Rigil Kentaurus is a yellow main-sequence star (spectral type G2V) about 4.4 light-years away. With an apparent magnitude of -0.01 it is one of the brightest stars in the whole sky.

Part of Alpha Centauri, the star system closest to the Sun. It resembles our Sun.

Its light output is roughly 1.5 times that of the Sun (a rough estimate in visible light, calculated from brightness and distance).

It is never visible from Germany, as it lies too far south.

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Key facts

Distance
≈ 4.4 light-years
Spectral type
G2V (main-sequence star)
Colour
Yellow
Apparent magnitude
-0.01 mag
Luminosity
≈ 1.5 × Sun
Position
Right ascension 14h 40m, declination -60.8°

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Data: Hipparcos / HYG catalogue (CC BY-SA 4.0). Luminosity and visibility are calculated estimates.