B-type star · blue-white star

HR 5668

HR 5668 is a blue-white star in the constellation Lupus 2,064 ly from Earth. Its surface is about 12,066 K, about 2.1 times the Sun's surface temperature, and it shines at 1,327× the Sun's brightness. At magnitude 6.0 it is within reach of 50 mm binoculars; the light you see left it 2,064 years ago.

2,064 lybrightness mag 6.05B3IV

Also catalogued as HD 135348 · HIP 74716

12,066 K
temperature
6.05
apparent magnitude
1,327× ☉
luminosity vs Sun
B3IV
spectral type
Distance & comparison with our Sun
2,064 years
at light speed from Earth
2.09×
as hot as the Sun
1,327×
the Sun's light output
-2.96
absolute magnitude
Explore from here · roam the neighborhood
HR 5668B-type
Sky regionLupusthis direction
StarHR 5667310 ly
StarHR 5375410 ly
Star1 Lup430 ly
StarUridimstar
StarBeta Lupstar
Nearest stars
Bright stars in Lupus
Can you see it tonight?
BINOCULARS NEEDED
Brightness mag 6.0To see it 50 mm binocularsLook 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.