A-type star · white star

HR 7170

HR 7170 is a white star in the constellation Corona Australis 766 ly from Earth. Its surface is about 9,882 K, about 1.7 times the Sun's surface temperature, and it shines at 127× the Sun's brightness. At magnitude 6.4 it is within reach of 50 mm binoculars; the light you see left it 766 years ago.

766 lybrightness mag 6.44B9.5IV:

Also catalogued as HD 176270 · HIP 93371

9,882 K
temperature
6.44
apparent magnitude
127× ☉
luminosity vs Sun
B9.5IV:
spectral type
Distance & comparison with our Sun
766 years
at light speed from Earth
1.71×
as hot as the Sun
127×
the Sun's light output
-0.41
absolute magnitude
Explore from here · roam the neighborhood
HR 7170A-type
Sky regionCorona Australisthis direction
StarHD 174407110 ly
StarHD 175395110 ly
StarHD 175390120 ly
StarBeta CrAstar
StarMeridianastar
Nearest stars
Bright stars in Corona Australis
Can you see it tonight?
BINOCULARS NEEDED
Brightness mag 6.4To see it 50 mm binocularsLook 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.