A-type star · white star

HR 4017

HR 4017 is a white star in the constellation Vela 169 ly from Earth. Its surface is about 7,747 K, about 1.3 times the Sun's surface temperature, and it shines at 18.30× the Sun's brightness. At magnitude 5.3 it is bright enough to see with the naked eye; the light you see left it 169 years ago.

169 lybrightness mag 5.27A7V

Also catalogued as HD 88824 · HIP 50070

7,747 K
temperature
5.27
apparent magnitude
18.30× ☉
luminosity vs Sun
A7V
spectral type
Distance & comparison with our Sun
169 years
at light speed from Earth
1.34×
as hot as the Sun
18.30×
the Sun's light output
1.69
absolute magnitude
Explore from here · roam the neighborhood
HR 4017A-type
Sky regionVelathis direction
StarHR 435029 ly
StarHR 437035 ly
StarHR 429638 ly
StarGamma² Velstar
StarAlsephinastar
Nearest stars
Bright stars in Vela
Can you see it tonight?
VISIBLE TO THE NAKED EYE
Brightness mag 5.3To see it no equipment neededLook toward Vela

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.