A-type star · white star

HR 6709

HR 6709 is a white star in the constellation Ophiuchus 441 ly from Earth. Its surface is about 8,486 K, about 1.5 times the Sun's surface temperature, and it shines at 45.58× the Sun's brightness. At magnitude 6.4 it is within reach of 50 mm binoculars; the light you see left it 441 years ago.

441 lybrightness mag 6.36A3spe...

Also catalogued as HD 164258 · HIP 88148

8,486 K

temperature

6.36

apparent magnitude

45.58× ☉

luminosity vs Sun

A3spe...

spectral type

Distance & comparison with our Sun

441 years

at light speed from Earth

1.47×

as hot as the Sun

45.58×

the Sun's light output

0.70

absolute magnitude

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HR 6709A-type

Sky regionOphiuchusthis direction

Nearest stars

Bright stars in Ophiuchus

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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.