A-type star · white star

HR 547

HR 547 is a white star in the constellation Cetus 307 ly from Earth. Its surface is about 7,726 K, about 1.3 times the Sun's surface temperature, and it shines at 37.64× the Sun's brightness. At magnitude 5.8 it is bright enough to see with the naked eye; the light you see left it 307 years ago.

307 lybrightness mag 5.78F0V

Also catalogued as HD 11522 · HIP 8778

7,726 K

temperature

5.78

apparent magnitude

37.64× ☉

luminosity vs Sun

F0V

spectral type

Distance & comparison with our Sun

307 years

at light speed from Earth

1.34×

as hot as the Sun

37.64×

the Sun's light output

0.91

absolute magnitude

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HR 547A-type

Sky regionCetusthis direction

Nearest stars

Bright stars in Cetus

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VISIBLE TO THE NAKED EYE

Brightness mag 5.8To see it no equipment neededLook toward Cetus

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.