B-type star · blue-white star

Rho Lup

Rho Lup is a blue-white star in the constellation Lupus 316 ly from Earth. Its surface is about 12,529 K, about 2.2 times the Sun's surface temperature, and it shines at 196× the Sun's brightness. At magnitude 4.0 it is bright enough to see with the naked eye; the light you see left it 316 years ago.

316 lybrightness mag 4.05B5V

Also catalogued as HR 5453 · HD 128345 · HIP 71536

12,529 K

temperature

4.05

apparent magnitude

196× ☉

luminosity vs Sun

B5V

spectral type

Distance & comparison with our Sun

316 years

at light speed from Earth

2.17×

as hot as the Sun

196×

the Sun's light output

-0.88

absolute magnitude

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Rho LupB-type

Sky regionLupusthis direction

Nearest stars

Bright stars in Lupus

Can you see it tonight?

VISIBLE TO THE NAKED EYE

Brightness mag 4.0To 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.