B-type star · blue-white star
HR 3448
HR 3448 is a blue-white star in the constellation Vela 480 ly from Earth. Its surface is about 12,011 K, about 2.1 times the Sun's surface temperature, and it shines at 113× the Sun's brightness. At magnitude 5.6 it is bright enough to see with the naked eye; the light you see left it 480 years ago.
Also catalogued as HD 74196 · HIP 42535
12,011 K
temperature
5.56
apparent magnitude
113× ☉
luminosity vs Sun
B7Vn
spectral type
Distance & comparison with our Sun
480 years
at light speed from Earth
2.08×
as hot as the Sun
113×
the Sun's light output
-0.28
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.