A-type star · white star

Kappa¹ Tau

Kappa¹ Tau is a white star in the constellation Taurus 154 ly from Earth. Its surface is about 8,694 K, about 1.5 times the Sun's surface temperature, and it shines at 40.14× the Sun's brightness. At magnitude 4.2 it is bright enough to see with the naked eye; the light you see left it 154 years ago.

154 lybrightness mag 4.21A7IV-V

Also catalogued as HR 1387 · HD 27934 · HIP 20635

8,694 K
temperature
4.21
apparent magnitude
40.14× ☉
luminosity vs Sun
A7IV-V
spectral type
Distance & comparison with our Sun
154 years
at light speed from Earth
1.51×
as hot as the Sun
40.14×
the Sun's light output
0.84
absolute magnitude
Explore from here · roam the neighborhood
Kappa¹ TauA-type
Sky regionTaurusthis direction
StarUpsilon Tau1.5 ly
StarHR 14032.5 ly
StarKappa² Tau5.9 ly
StarElnathstar
StarAlcyonestar
Nearest stars
Bright stars in Taurus
Can you see it tonight?
VISIBLE TO THE NAKED EYE
Brightness mag 4.2To see it no equipment neededLook toward Taurus

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.