A-type star · white star

Omicron Ser

Omicron Ser is a white star in the constellation Serpens 173 ly from Earth. Its surface is about 9,165 K, about 1.6 times the Sun's surface temperature, and it shines at 49.48× the Sun's brightness. At magnitude 4.2 it is bright enough to see with the naked eye; the light you see left it 173 years ago.

173 lybrightness mag 4.24A2Va

Also catalogued as HR 6581 · HD 160613 · HIP 86565

9,165 K

temperature

4.24

apparent magnitude

49.48× ☉

luminosity vs Sun

A2Va

spectral type

Distance & comparison with our Sun

173 years

at light speed from Earth

1.59×

as hot as the Sun

49.48×

the Sun's light output

0.61

absolute magnitude

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Omicron SerA-type

Sky regionSerpensthis direction

Nearest stars

Bright stars in Serpens

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VISIBLE TO THE NAKED EYE

Brightness mag 4.2To see it no equipment neededLook toward Serpens

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.