B-type star · blue-white star

HR 2457

901 lybrightness mag 6.28A1V

Also catalogued as HD 47863 · HIP 32020

10,329 K

temperature

6.28

apparent magnitude

204× ☉

luminosity vs Sun

A1V

spectral type

Distance & comparison with our Sun

901 years

at light speed from Earth

1.79×

as hot as the Sun

204×

the Sun's light output

-0.93

absolute magnitude

Explore from here · roam the neighborhood

HR 2457B-type

Sky regionGeminithis direction

Nearest stars

33 Gem →53 ly apart
HR 2258 →98 ly apart
15 Mon →100 ly apart
HR 2235 →110 ly apart
HR 2631 →120 ly apart
HR 2370 →130 ly apart

Bright stars in Gemini

Pollux →mag 1.2
Alhena →mag 1.9
Castor B →mag 2.9
Tejat →mag 2.9
Mebsuta →mag 3.1
Propus →mag 3.3
Alzirr →mag 3.4
Wasat →mag 3.5

Can you see it tonight?

BINOCULARS NEEDED

Brightness mag 6.3To see it 50 mm binocularsLook toward Gemini

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.