B-type star · blue-white star

HR 181

1,098 lybrightness mag 6.18B9.5III

Also catalogued as HD 3924 · HIP 3334

10,175 K

temperature

6.18

apparent magnitude

333× ☉

luminosity vs Sun

B9.5III

spectral type

Distance & comparison with our Sun

1,098 years

at light speed from Earth

1.76×

as hot as the Sun

333×

the Sun's light output

-1.46

absolute magnitude

Explore from here · roam the neighborhood

HR 181B-type

Sky regionCassiopeiathis direction

Nearest stars

HD 7733 →100 ly apart
HR 298 →130 ly apart
44 Cas →160 ly apart
HD 371 →160 ly apart
HR 91 →160 ly apart
HR 241 →170 ly apart

Bright stars in Cassiopeia

Cih →mag 2.1
Schedar →mag 2.2
Caph →mag 2.3
Ruchbah →mag 2.7
Segin →mag 3.4
Achird →mag 3.5
Fulu →mag 3.7
50 Cas →mag 4.0

Can you see it tonight?

BINOCULARS NEEDED

Brightness mag 6.2To see it 50 mm binocularsLook toward Cassiopeia

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.