B-type star · blue-white star

HR 6719

HR 6719 is a blue-white star in the constellation Ophiuchus 1,568 ly from Earth. Its surface is about 11,641 K, about 2.0 times the Sun's surface temperature, and it shines at 575× the Sun's brightness. At magnitude 6.4 it is within reach of 50 mm binoculars; the light you see left it 1,568 years ago.

1,568 lybrightness mag 6.36B2IV

Also catalogued as HD 164432 · HIP 88213

11,641 K
temperature
6.36
apparent magnitude
575× ☉
luminosity vs Sun
B2IV
spectral type
Distance & comparison with our Sun
1,568 years
at light speed from Earth
2.02×
as hot as the Sun
575×
the Sun's light output
-2.05
absolute magnitude
Explore from here · roam the neighborhood
HR 6719B-type
Sky regionOphiuchusthis direction
StarHR 6851240 ly
StarHR 6684250 ly
Star67 Oph350 ly
StarSabikstar
StarZeta Ophstar
Nearest stars
Bright stars in Ophiuchus
Can you see it tonight?
BINOCULARS NEEDED
Brightness mag 6.4To 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.