B-type star · blue-white star

HR 5790

HR 5790 is a blue-white star in the constellation Lupus 347 ly from Earth. Its surface is about 11,092 K, about 1.9 times the Sun's surface temperature, and it shines at 30.96× the Sun's brightness. At magnitude 6.3 it is within reach of 50 mm binoculars; the light you see left it 347 years ago.

347 lybrightness mag 6.26B8/B9V

Also catalogued as HD 138923 · HIP 76395

11,092 K
temperature
6.26
apparent magnitude
30.96× ☉
luminosity vs Sun
B8/B9V
spectral type
Distance & comparison with our Sun
347 years
at light speed from Earth
1.92×
as hot as the Sun
30.96×
the Sun's light output
1.12
absolute magnitude
Explore from here · roam the neighborhood
HR 5790B-type
Sky regionLupusthis direction
StarPsi² Lup21 ly
StarTau Lib29 ly
Star2 Lup36 ly
StarUridimstar
StarBeta Lupstar
Nearest stars
Bright stars in Lupus
Can you see it tonight?
BINOCULARS NEEDED
Brightness mag 6.3To 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.