A-type star · white star

9 Cas

brightness mag 5.90A1III

Also catalogued as HR 9100 · HD 225180 · HIP 330

7,631 K

temperature

5.90

apparent magnitude

38,018,940× ☉

luminosity vs Sun

A1III

spectral type

Distance & comparison with our Sun

–

at light speed from Earth

1.32×

as hot as the Sun

38,018,940×

the Sun's light output

-14.10

absolute magnitude

Explore from here · roam the neighborhood

9 CasA-type

Sky regionCassiopeiathis direction

Star6 Cas10,000 ly

Star15Kap Cas19,000 ly

StarHR 909422,000 ly

StarCihstar

StarSchedarstar

Nearest stars

6 Cas →10,000 ly apart
15Kap Cas →19,000 ly apart
HR 9094 →22,000 ly apart
HR 146 →25,000 ly apart
7Rho Cas →28,000 ly apart
HR 9052 →28,000 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 5.9To 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.