B-type star · blue-white star

12 Cas

701 lybrightness mag 5.38B9III

Also catalogued as HR 93 · HD 2011 · HIP 1960

10,027 K

temperature

5.38

apparent magnitude

284× ☉

luminosity vs Sun

B9III

spectral type

Distance & comparison with our Sun

701 years

at light speed from Earth

1.74×

as hot as the Sun

284×

the Sun's light output

-1.28

absolute magnitude

Explore from here · roam the neighborhood

12 CasB-type

Sky regionCassiopeiathis direction

Nearest stars

HR 9110 →37 ly apart
HD 5459 →70 ly apart
HR 113 →72 ly apart
HR 233 →76 ly apart
HR 354 →81 ly apart
HR 60 →82 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?

VISIBLE TO THE NAKED EYE

Brightness mag 5.4To see it no equipment neededLook 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.