B-type star · blue-white star
HR 3219
HR 3219 is a blue-white star in the constellation Puppis 3,198 ly from Earth. Its surface is about 10,724 K, about 1.9 times the Sun's surface temperature, and it shines at 2,264× the Sun's brightness. At magnitude 6.4 it is within reach of 50 mm binoculars; the light you see left it 3,198 years ago.
Also catalogued as HD 68450 · HIP 40063
10,724 K
temperature
6.42
apparent magnitude
2,264× ☉
luminosity vs Sun
B0III
spectral type
Distance & comparison with our Sun
3,198 years
at light speed from Earth
1.86×
as hot as the Sun
2,264×
the Sun's light output
-3.54
absolute magnitude
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BINOCULARS NEEDED
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.