B-type star · blue-white star

HR 5559

HR 5559 is a blue-white star in the constellation Lupus 552 ly from Earth. Its surface is about 10,584 K, about 1.8 times the Sun's surface temperature, and it shines at 141× the Sun's brightness. At magnitude 5.6 it is bright enough to see with the naked eye; the light you see left it 552 years ago.

552 lybrightness mag 5.62B+...

Also catalogued as HD 131657 · HIP 73111

10,584 K

temperature

5.62

apparent magnitude

141× ☉

luminosity vs Sun

B+...

spectral type

Distance & comparison with our Sun

552 years

at light speed from Earth

1.83×

as hot as the Sun

141×

the Sun's light output

-0.52

absolute magnitude

Explore from here · roam the neighborhood

HR 5559B-type

Sky regionLupusthis direction

Nearest stars

Bright stars in Lupus

Can you see it tonight?

VISIBLE TO THE NAKED EYE

Brightness mag 5.6To see it no equipment neededLook toward Lupus

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.