A-type star · white star

HR 2164

HR 2164 is a white star in the constellation Columba 278 ly from Earth. Its surface is about 9,641 K, about 1.7 times the Sun's surface temperature, and it shines at 30.59× the Sun's brightness. At magnitude 5.8 it is bright enough to see with the naked eye; the light you see left it 278 years ago.

278 lybrightness mag 5.79A1V

Also catalogued as HD 41843 · HIP 28899

9,641 K

temperature

5.79

apparent magnitude

30.59× ☉

luminosity vs Sun

A1V

spectral type

Distance & comparison with our Sun

278 years

at light speed from Earth

1.67×

as hot as the Sun

30.59×

the Sun's light output

1.14

absolute magnitude

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HR 2164A-type

Sky regionColumbathis direction

Nearest stars

Bright stars in Columba

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VISIBLE TO THE NAKED EYE

Brightness mag 5.8To see it no equipment neededLook toward Columba

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.