B-type star · blue-white star
HR 5522
HR 5522 is a blue-white star in the constellation Libra 439 ly from Earth. Its surface is about 10,448 K, about 1.8 times the Sun's surface temperature, and it shines at 54.70× the Sun's brightness. At magnitude 6.2 it is within reach of 50 mm binoculars; the light you see left it 439 years ago.
Also catalogued as HD 130557 · HIP 72449
10,448 K
temperature
6.15
apparent magnitude
54.70× ☉
luminosity vs Sun
B9Vsvar...
spectral type
Distance & comparison with our Sun
439 years
at light speed from Earth
1.81×
as hot as the Sun
54.70×
the Sun's light output
0.51
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.