A-type star · white star

HR 6641

HR 6641 is a white star in the constellation Hercules 381 ly from Earth. Its surface is about 9,076 K, about 1.6 times the Sun's surface temperature, and it shines at 30.70× the Sun's brightness. At magnitude 6.5 it is within reach of 50 mm binoculars; the light you see left it 381 years ago.

381 lybrightness mag 6.47A2Vs

Also catalogued as HD 162132 · HIP 87045

9,076 K
temperature
6.47
apparent magnitude
30.70× ☉
luminosity vs Sun
A2Vs
spectral type
Distance & comparison with our Sun
381 years
at light speed from Earth
1.57×
as hot as the Sun
30.70×
the Sun's light output
1.13
absolute magnitude
Explore from here · roam the neighborhood
HR 6641A-type
Sky regionHerculesthis direction
Star77 Her24 ly
StarHR 667429 ly
Star82 Her30 ly
StarKornephorosstar
StarRasalgethistar
Nearest stars
Bright stars in Hercules
Can you see it tonight?
BINOCULARS NEEDED
Brightness mag 6.5To see it 50 mm binocularsLook toward Hercules

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.