A-type star · white star

HR 6942

HR 6942 is a white star in the constellation Corona Australis 229 ly from Earth. Its surface is about 9,236 K, about 1.6 times the Sun's surface temperature, and it shines at 37.12× the Sun's brightness. At magnitude 5.2 it is bright enough to see with the naked eye; the light you see left it 229 years ago.

229 lybrightness mag 5.16A3V

Also catalogued as HD 170642 · HIP 90887

9,236 K

temperature

5.16

apparent magnitude

37.12× ☉

luminosity vs Sun

A3V

spectral type

Distance & comparison with our Sun

229 years

at light speed from Earth

1.60×

as hot as the Sun

37.12×

the Sun's light output

0.93

absolute magnitude

Explore from here · roam the neighborhood

HR 6942A-type

Sky regionCorona Australisthis direction

Nearest stars

Bright stars in Corona Australis

Can you see it tonight?

VISIBLE TO THE NAKED EYE

Brightness mag 5.2To see it no equipment neededLook toward Corona Australis

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.