B-type star · blue-white star

HR 5798

HR 5798 is a blue-white star in the constellation Norma 409 ly from Earth. Its surface is about 10,063 K, about 1.7 times the Sun's surface temperature, and it shines at 92.04× the Sun's brightness. At magnitude 5.4 it is bright enough to see with the naked eye; the light you see left it 409 years ago.

409 lybrightness mag 5.43B9V

Also catalogued as HD 139129 · HIP 76618

10,063 K
temperature
5.43
apparent magnitude
92.04× ☉
luminosity vs Sun
B9V
spectral type
Distance & comparison with our Sun
409 years
at light speed from Earth
1.74×
as hot as the Sun
92.04×
the Sun's light output
-0.06
absolute magnitude
Explore from here · roam the neighborhood
HR 5798B-type
Sky regionNormathis direction
StarHD 14027417 ly
StarHR 594636 ly
StarHR 565045 ly
StarGamma² Norstar
StarEpsilon Norstar
Nearest stars
Bright stars in Norma
Can you see it tonight?
VISIBLE TO THE NAKED EYE
Brightness mag 5.4To see it no equipment neededLook toward Norma

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.