A-type star · white star

HR 4047

HR 4047 is a white star in the constellation Ursa Major 402 ly from Earth. Its surface is about 7,859 K, about 1.4 times the Sun's surface temperature, and it shines at 58.88× the Sun's brightness. At magnitude 5.9 it is bright enough to see with the naked eye; the light you see left it 402 years ago.

402 lybrightness mag 5.88A7Vn

Also catalogued as HD 89343 · HIP 50685

7,859 K

temperature

5.88

apparent magnitude

58.88× ☉

luminosity vs Sun

A7Vn

spectral type

Distance & comparison with our Sun

402 years

at light speed from Earth

1.36×

as hot as the Sun

58.88×

the Sun's light output

0.42

absolute magnitude

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HR 4047A-type

Sky regionUrsa Majorthis direction

Nearest stars

Bright stars in Ursa Major

Can you see it tonight?

VISIBLE TO THE NAKED EYE

Brightness mag 5.9To see it no equipment neededLook toward Ursa Major

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.