B-type star · blue-white star

HR 6520

HR 6520 is a blue-white star in the constellation Ophiuchus 390 ly from Earth. Its surface is about 11,016 K, about 1.9 times the Sun's surface temperature, and it shines at 47.38× the Sun's brightness. At magnitude 6.0 it is within reach of 50 mm binoculars; the light you see left it 390 years ago.

390 lybrightness mag 6.05B9II/III

Also catalogued as HD 158704 · HIP 85783

11,016 K
temperature
6.05
apparent magnitude
47.38× ☉
luminosity vs Sun
B9II/III
spectral type
Distance & comparison with our Sun
390 years
at light speed from Earth
1.91×
as hot as the Sun
47.38×
the Sun's light output
0.66
absolute magnitude
Explore from here · roam the neighborhood
HR 6520B-type
Sky regionOphiuchusthis direction
StarHR 64909.3 ly
Star51 Oph22 ly
StarHR 647428 ly
StarSabikstar
StarZeta Ophstar
Nearest stars
Bright stars in Ophiuchus
Can you see it tonight?
BINOCULARS NEEDED
Brightness mag 6.0To see it 50 mm binocularsLook toward Ophiuchus

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.