B-type star · blue-white star

Tau Cap

Tau Cap is a blue-white star in the constellation Capricornus 1,136 ly from Earth. Its surface is about 12,085 K, about 2.1 times the Sun's surface temperature, and it shines at 848× the Sun's brightness. At magnitude 5.2 it is bright enough to see with the naked eye; the light you see left it 1,136 years ago.

1,136 lybrightness mag 5.24B7III

Also catalogued as HR 7889 · HD 196662 · HIP 101923

12,085 K
temperature
5.24
apparent magnitude
848× ☉
luminosity vs Sun
B7III
spectral type
Distance & comparison with our Sun
1,136 years
at light speed from Earth
2.09×
as hot as the Sun
848×
the Sun's light output
-2.47
absolute magnitude
Explore from here · roam the neighborhood
Tau CapB-type
Sky regionCapricornusthis direction
StarSigma Cap130 ly
StarHR 7964150 ly
StarHR 7961270 ly
StarDeneb Algedistar
StarDabihstar
Nearest stars
Bright stars in Capricornus
Can you see it tonight?
VISIBLE TO THE NAKED EYE
Brightness mag 5.2To see it no equipment neededLook toward Capricornus

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.