A-type star · white star

HR 5859

HR 5859 is a white star in the constellation Serpens 370 ly from Earth. Its surface is about 9,709 K, about 1.7 times the Sun's surface temperature, and it shines at 66.25× the Sun's brightness. At magnitude 5.6 it is bright enough to see with the naked eye; the light you see left it 370 years ago.

370 lybrightness mag 5.57A1V

Also catalogued as HD 140775 · HIP 77163

9,709 K
temperature
5.57
apparent magnitude
66.25× ☉
luminosity vs Sun
A1V
spectral type
Distance & comparison with our Sun
370 years
at light speed from Earth
1.68×
as hot as the Sun
66.25×
the Sun's light output
0.30
absolute magnitude
Explore from here · roam the neighborhood
HR 5859A-type
Sky regionSerpensthis direction
Star43 Ser31 ly
StarHR 605747 ly
Star3 Ser49 ly
StarUnukalhaistar
StarEta Serstar
Nearest stars
Bright stars in Serpens
Can you see it tonight?
VISIBLE TO THE NAKED EYE
Brightness mag 5.6To 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.