B-type star · blue-white star

HD 163071

HD 163071 is a blue-white star in the constellation Ara 2,938 ly from Earth. Its surface is about 11,031 K, about 1.9 times the Sun's surface temperature, and it shines at 2,214× the Sun's brightness. At magnitude 6.3 it is within reach of 50 mm binoculars; the light you see left it 2,938 years ago.

2,938 lybrightness mag 6.26B4III

Also catalogued as HIP 87928

11,031 K
temperature
6.26
apparent magnitude
2,214× ☉
luminosity vs Sun
B4III
spectral type
Distance & comparison with our Sun
2,938 years
at light speed from Earth
1.91×
as hot as the Sun
2,214×
the Sun's light output
-3.51
absolute magnitude
Explore from here · roam the neighborhood
HD 163071B-type
Sky regionArathis direction
StarHD 164896360 ly
StarHR 6478400 ly
StarHR 6408520 ly
StarBeta Arastar
StarAlpha Arastar
Nearest stars
Bright stars in Ara
Can you see it tonight?
BINOCULARS NEEDED
Brightness mag 6.3To see it 50 mm binocularsLook toward Ara

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.