B-type star · blue-white star
Xi Ari
Xi Ari is a blue-white star in the constellation Aries 872 ly from Earth. Its surface is about 11,539 K, about 2.0 times the Sun's surface temperature, and it shines at 400× the Sun's brightness. At magnitude 5.5 it is bright enough to see with the naked eye; the light you see left it 872 years ago.
Also catalogued as HR 702 · HD 14951 · HIP 11249
11,539 K
temperature
5.48
apparent magnitude
400× ☉
luminosity vs Sun
B7IV
spectral type
Distance & comparison with our Sun
872 years
at light speed from Earth
2.00×
as hot as the Sun
400×
the Sun's light output
-1.66
absolute magnitude
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VISIBLE TO THE NAKED EYE
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.