A-type star · white star

4 Lac

4 Lac is a white star in the constellation Lacerta 2,249 ly from Earth. Its surface is about 9,106 K, about 1.6 times the Sun's surface temperature, and it shines at 6,269× the Sun's brightness. At magnitude 4.5 it is bright enough to see with the naked eye; the light you see left it 2,249 years ago.

2,249 lybrightness mag 4.55B9Iab

Also catalogued as HR 8541 · HD 212593 · HIP 110609

9,106 K

temperature

4.55

apparent magnitude

6,269× ☉

luminosity vs Sun

B9Iab

spectral type

Distance & comparison with our Sun

2,249 years

at light speed from Earth

1.58×

as hot as the Sun

6,269×

the Sun's light output

-4.64

absolute magnitude

Explore from here · roam the neighborhood

4 LacA-type

Sky regionLacertathis direction

Nearest stars

Bright stars in Lacerta

Can you see it tonight?

VISIBLE TO THE NAKED EYE

Brightness mag 4.5To see it no equipment neededLook toward Lacerta

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.