B-type star · blue-white star

HR 746

HR 746 is a blue-white star in the constellation Andromeda 646 ly from Earth. Its surface is about 11,489 K, about 2.0 times the Sun's surface temperature, and it shines at 97.63× the Sun's brightness. At magnitude 6.4 it is within reach of 50 mm binoculars; the light you see left it 646 years ago.

646 lybrightness mag 6.36B9MNp...

Also catalogued as HD 16004 · HIP 12057

11,489 K

temperature

6.36

apparent magnitude

97.63× ☉

luminosity vs Sun

B9MNp...

spectral type

Distance & comparison with our Sun

646 years

at light speed from Earth

1.99×

as hot as the Sun

97.63×

the Sun's light output

-0.12

absolute magnitude

Explore from here · roam the neighborhood

HR 746B-type

Sky regionAndromedathis direction

Nearest stars

Bright stars in Andromeda

Can you see it tonight?

BINOCULARS NEEDED

Brightness mag 6.4To see it 50 mm binocularsLook toward Andromeda

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.