B-type star · blue-white star

HR 5240

782 lybrightness mag 6.09B9III

Also catalogued as HD 121439 · HIP 68431

10,039 K

temperature

6.09

apparent magnitude

183× ☉

luminosity vs Sun

B9III

spectral type

Distance & comparison with our Sun

782 years

at light speed from Earth

1.74×

as hot as the Sun

183×

the Sun's light output

-0.81

absolute magnitude

Explore from here · roam the neighborhood

HR 5240B-type

Sky regionApusthis direction

Nearest stars

HR 5115 →44 ly apart
HR 5547 →50 ly apart
HR 5188 →60 ly apart
HD 129899 →66 ly apart
Del1Aps →94 ly apart
Kap2Aps →110 ly apart

Bright stars in Apus

Paradys →mag 3.8
Gam Aps →mag 3.9
Bet Aps →mag 4.2
Del1Aps →mag 4.7
Zet Aps →mag 4.8
Eta Aps →mag 4.9
Eps Aps →mag 5.1
Del2Aps →mag 5.3

Can you see it tonight?

BINOCULARS NEEDED

Brightness mag 6.1To see it 50 mm binocularsLook toward Apus

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.