A-type star · white star

HR 4644

brightness mag 5.91B9Ia

Also catalogued as HD 106068 · HIP 59517

7,774 K

temperature

5.91

apparent magnitude

37,670,380× ☉

luminosity vs Sun

B9Ia

spectral type

Distance & comparison with our Sun

–

at light speed from Earth

1.35×

as hot as the Sun

37,670,380×

the Sun's light output

-14.09

absolute magnitude

Explore from here · roam the neighborhood

HR 4644A-type

Sky regionCruxthis direction

StarHR 46538,400 ly

StarHD 1041118,400 ly

StarHR 456311,000 ly

StarGacruxstar

StarImaistar

Nearest stars

HR 4653 →8,400 ly apart
HD 104111 →8,400 ly apart
HR 4563 →11,000 ly apart
HR 4578 →12,000 ly apart
HR 4541 →14,000 ly apart
HR 4611 →15,000 ly apart

Bright stars in Crux

Gacrux →mag 1.6
Imai →mag 2.8
Ginan →mag 3.6
Mu 1Cru →mag 4.0
Zet Cru →mag 4.1
Eta Cru →mag 4.1
The1Cru →mag 4.3
Lam Cru →mag 4.6

Can you see it tonight?

VISIBLE TO THE NAKED EYE

Brightness mag 5.9To see it no equipment neededLook toward Crux

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.