B-type star · blue-white star

133 Tau

133 Tau is a blue-white star in the constellation Taurus 633 ly from Earth. Its surface is about 12,610 K, about 2.2 times the Sun's surface temperature, and it shines at 254× the Sun's brightness. At magnitude 5.3 it is bright enough to see with the naked eye; the light you see left it 633 years ago.

633 lybrightness mag 5.28B2IV-V

Also catalogued as HR 1993 · HD 38622 · HIP 27364

12,610 K
temperature
5.28
apparent magnitude
254× ☉
luminosity vs Sun
B2IV-V
spectral type
Distance & comparison with our Sun
633 years
at light speed from Earth
2.18×
as hot as the Sun
254×
the Sun's light output
-1.16
absolute magnitude
Explore from here · roam the neighborhood
133 TauB-type
Sky regionTaurusthis direction
Star126 Tau34 ly
Star117 Tau66 ly
StarXi Ori69 ly
StarElnathstar
StarAlcyonestar
Nearest stars
Bright stars in Taurus
Can you see it tonight?
VISIBLE TO THE NAKED EYE
Brightness mag 5.3To 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.