A-type star · white star

HR 6544

HR 6544 is a white star in the constellation Serpens 402 ly from Earth. Its surface is about 9,966 K, about 1.7 times the Sun's surface temperature, and it shines at 80.54× the Sun's brightness. At magnitude 5.5 it is bright enough to see with the naked eye; the light you see left it 402 years ago.

402 lybrightness mag 5.54B8Vn

Also catalogued as HD 159358 · HIP 86019

9,966 K
temperature
5.54
apparent magnitude
80.54× ☉
luminosity vs Sun
B8Vn
spectral type
Distance & comparison with our Sun
402 years
at light speed from Earth
1.73×
as hot as the Sun
80.54×
the Sun's light output
0.09
absolute magnitude
Explore from here · roam the neighborhood
HR 6544A-type
Sky regionSerpensthis direction
StarHR 656819 ly
StarHD 15796956 ly
StarHR 643557 ly
StarUnukalhaistar
StarEta Serstar
Nearest stars
Bright stars in Serpens
Can you see it tonight?
VISIBLE TO THE NAKED EYE
Brightness mag 5.5To see it no equipment neededLook toward Serpens

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.