B-type star · blue-white star

HR 5500

HR 5500 is a blue-white star in the constellation Circinus 1,406 ly from Earth. Its surface is about 11,675 K, about 2.0 times the Sun's surface temperature, and it shines at 700× the Sun's brightness. At magnitude 5.9 it is bright enough to see with the naked eye; the light you see left it 1,406 years ago.

1,406 lybrightness mag 5.91B2.5V

Also catalogued as HD 129954 · HIP 72438

11,675 K
temperature
5.91
apparent magnitude
700× ☉
luminosity vs Sun
B2.5V
spectral type
Distance & comparison with our Sun
1,406 years
at light speed from Earth
2.02×
as hot as the Sun
700×
the Sun's light output
-2.26
absolute magnitude
Explore from here · roam the neighborhood
HR 5500B-type
Sky regionCircinusthis direction
StarHR 5320130 ly
StarZeta Cir130 ly
StarTheta Cir140 ly
StarXamistar
StarBeta Cirstar
Nearest stars
Bright stars in Circinus
Can you see it tonight?
VISIBLE TO THE NAKED EYE
Brightness mag 5.9To see it no equipment neededLook toward Circinus

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.