B-type star · blue-white star

HR 6804

HR 6804 is a blue-white star in the constellation Corona Australis 1,165 ly from Earth. Its surface is about 12,589 K, about 2.2 times the Sun's surface temperature, and it shines at 720× the Sun's brightness. At magnitude 5.5 it is bright enough to see with the naked eye; the light you see left it 1,165 years ago.

1,165 lybrightness mag 5.47B2.5III

Also catalogued as HD 166596 · HIP 89290

12,589 K
temperature
5.47
apparent magnitude
720× ☉
luminosity vs Sun
B2.5III
spectral type
Distance & comparison with our Sun
1,165 years
at light speed from Earth
2.18×
as hot as the Sun
720×
the Sun's light output
-2.29
absolute magnitude
Explore from here · roam the neighborhood
HR 6804B-type
Sky regionCorona Australisthis direction
StarHR 6937100 ly
StarDelta² Tel120 ly
StarHR 6833150 ly
StarBeta CrAstar
StarMeridianastar
Nearest stars
Bright stars in Corona Australis
Can you see it tonight?
VISIBLE TO THE NAKED EYE
Brightness mag 5.5To see it no equipment neededLook toward Corona Australis

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.