B-type star · blue-white star
Chertan
Chertan is a blue-white star in the constellation Leo 165 ly from Earth. Its surface is about 10,163 K, about 1.8 times the Sun's surface temperature, and it shines at 104× the Sun's brightness. At magnitude 3.3 it is bright enough to see with the naked eye; the light you see left it 165 years ago.
Also catalogued as Theta Leo · HR 4359 · HD 97633 · HIP 54879
10,163 K
temperature
3.33
apparent magnitude
104× ☉
luminosity vs Sun
A2V
spectral type
Distance & comparison with our Sun
165 years
at light speed from Earth
1.76×
as hot as the Sun
104×
the Sun's light output
-0.19
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.