B-type star · blue-white star

Alpha Mus

Alpha Mus is a blue-white star in the constellation Musca 315 ly from Earth. Its surface is about 13,033 K, about 2.3 times the Sun's surface temperature, and it shines at 684× the Sun's brightness. At magnitude 2.7 it is bright enough to see with the naked eye; the light you see left it 315 years ago.

315 lybrightness mag 2.69B2IV-V

Also catalogued as HR 4798 · HD 109668 · HIP 61585

13,033 K

temperature

2.69

apparent magnitude

684× ☉

luminosity vs Sun

B2IV-V

spectral type

Distance & comparison with our Sun

315 years

at light speed from Earth

2.26×

as hot as the Sun

684×

the Sun's light output

-2.24

absolute magnitude

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Alpha MusB-type

Sky regionMuscathis direction

Nearest stars

Bright stars in Musca

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VISIBLE TO THE NAKED EYE

Brightness mag 2.7To see it no equipment neededLook toward Musca

Star data from the HYG database v4.2 (Astronexus, CC BY-SA 4.0). Temperature and colour computed by gravityfinder from the B-V colour index; the illustration is generated from that temperature, not a photograph.