B-type star · blue-white star

25 Sex

25 Sex is a blue-white star in the constellation Sextans 340 ly from Earth. Its surface is about 10,766 K, about 1.9 times the Sun's surface temperature, and it shines at 40.14× the Sun's brightness. At magnitude 5.9 it is bright enough to see with the naked eye; the light you see left it 340 years ago.

340 lybrightness mag 5.93B9p Si(CrSr)

Also catalogued as HR 4082 · HD 90044 · HIP 50885

10,766 K
temperature
5.93
apparent magnitude
40.14× ☉
luminosity vs Sun
B9p Si(CrSr)
spectral type
Distance & comparison with our Sun
340 years
at light speed from Earth
1.87×
as hot as the Sun
40.14×
the Sun's light output
0.84
absolute magnitude
Explore from here · roam the neighborhood
25 SexB-type
Sky regionSextansthis direction
StarDelta Sex21 ly
StarHD 8634141 ly
StarHR 405942 ly
StarAlpha Sexstar
StarGamma Sexstar
Nearest stars
Bright stars in Sextans
Can you see it tonight?
VISIBLE TO THE NAKED EYE
Brightness mag 5.9To see it no equipment neededLook toward Sextans

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.