B-type star · blue-white star

HR 2170

1,019 lybrightness mag 5.82B4Vnn

Also catalogued as HD 42054 · HIP 28992

12,235 K

temperature

5.82

apparent magnitude

400× ☉

luminosity vs Sun

B4Vnn

spectral type

Distance & comparison with our Sun

1,019 years

at light speed from Earth

2.12×

as hot as the Sun

400×

the Sun's light output

-1.65

absolute magnitude

Explore from here · roam the neighborhood

HR 2170B-type

Sky regionColumbathis direction

Nearest stars

HR 2149 →41 ly apart
HD 46347 →94 ly apart
Gam Col →150 ly apart
HR 2311 →170 ly apart
HR 2364 →180 ly apart
HR 2446 →180 ly apart

Bright stars in Columba

Phact →mag 2.6
Wazn →mag 3.1
Del Col →mag 3.9
Eps Col →mag 3.9
Eta Col →mag 4.0
Gam Col →mag 4.4
Kap Col →mag 4.4
Omi Col →mag 4.8

Can you see it tonight?

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.