A-type star · white star

HR 2291

HR 2291 is a white star in the constellation Lynx 244 ly from Earth. Its surface is about 7,880 K, about 1.4 times the Sun's surface temperature, and it shines at 30.03× the Sun's brightness. At magnitude 5.5 it is bright enough to see with the naked eye; the light you see left it 244 years ago.

244 lybrightness mag 5.53A3m

Also catalogued as HD 44691 · HIP 30651

7,880 K
temperature
5.53
apparent magnitude
30.03× ☉
luminosity vs Sun
A3m
spectral type
Distance & comparison with our Sun
244 years
at light speed from Earth
1.37×
as hot as the Sun
30.03×
the Sun's light output
1.16
absolute magnitude
Explore from here · roam the neighborhood
HR 2291A-type
Sky regionLynxthis direction
StarXi Aur20 ly
StarHR 246320 ly
Star12 Lyn34 ly
StarAlpha Lynstar
Star38 Lynstar
Nearest stars
Bright stars in Lynx
Can you see it tonight?
VISIBLE TO THE NAKED EYE
Brightness mag 5.5To see it no equipment neededLook toward Lynx

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.