A-type star · white star

Omega Eri

Omega Eri is a white star in the constellation Eridanus 235 ly from Earth. Its surface is about 7,747 K, about 1.3 times the Sun's surface temperature, and it shines at 81.51× the Sun's brightness. At magnitude 4.4 it is bright enough to see with the naked eye; the light you see left it 235 years ago.

235 lybrightness mag 4.36A9IV

Also catalogued as HR 1560 · HD 31109 · HIP 22701

7,747 K

temperature

4.36

apparent magnitude

81.51× ☉

luminosity vs Sun

A9IV

spectral type

Distance & comparison with our Sun

235 years

at light speed from Earth

1.34×

as hot as the Sun

81.51×

the Sun's light output

0.07

absolute magnitude

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Omega EriA-type

Sky regionEridanusthis direction

Nearest stars

Bright stars in Eridanus

Can you see it tonight?

VISIBLE TO THE NAKED EYE

Brightness mag 4.4To see it no equipment neededLook toward Eridanus

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.