A-type star · white star

HR 6521

273 lybrightness mag 6.47A1V

Also catalogued as HD 158716 · HIP 85666

9,476 K

temperature

6.47

apparent magnitude

15.75× ☉

luminosity vs Sun

A1V

spectral type

Distance & comparison with our Sun

273 years

at light speed from Earth

1.64×

as hot as the Sun

15.75×

the Sun's light output

1.86

absolute magnitude

Explore from here · roam the neighborhood

HR 6521A-type

Sky regionOphiuchusthis direction

Nearest stars

HR 6676 →28 ly apart
HR 6542 →38 ly apart
HR 6341 →38 ly apart
HR 6290 →45 ly apart
71 Oph →46 ly apart
HR 6638 →47 ly apart

Bright stars in Ophiuchus

Sabik →mag 2.4
13Zet Oph →mag 2.5
Yed Prior →mag 2.7
Cebalrai →mag 2.8
27Kap Oph →mag 3.2
Yed Posterior →mag 3.2
42The Oph →mag 3.3
64Nu Oph →mag 3.3

Can you see it tonight?

BINOCULARS NEEDED

Brightness mag 6.5To see it 50 mm binocularsLook toward Ophiuchus

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.