B-type star · blue-white star
HR 5949
HR 5949 is a blue-white star in the constellation Draco 473 ly from Earth. Its surface is about 10,488 K, about 1.8 times the Sun's surface temperature, and it shines at 54.90× the Sun's brightness. At magnitude 6.3 it is within reach of 50 mm binoculars; the light you see left it 473 years ago.
Also catalogued as HD 143187 · HIP 78017
10,488 K
temperature
6.31
apparent magnitude
54.90× ☉
luminosity vs Sun
A0V
spectral type
Distance & comparison with our Sun
473 years
at light speed from Earth
1.82×
as hot as the Sun
54.90×
the Sun's light output
0.50
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.