B-type star · blue-white star

HR 1315

HR 1315 is a blue-white star in the constellation Taurus 391 ly from Earth. Its surface is about 11,327 K, about 2.0 times the Sun's surface temperature, and it shines at 102× the Sun's brightness. At magnitude 5.2 it is bright enough to see with the naked eye; the light you see left it 391 years ago.

391 lybrightness mag 5.22B9Vn

Also catalogued as HD 26793 · HIP 19799

11,327 K

temperature

5.22

apparent magnitude

102× ☉

luminosity vs Sun

B9Vn

spectral type

Distance & comparison with our Sun

391 years

at light speed from Earth

1.96×

as hot as the Sun

102×

the Sun's light output

-0.17

absolute magnitude

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HR 1315B-type

Sky regionTaurusthis direction

Nearest stars

Bright stars in Taurus

Can you see it tonight?

VISIBLE TO THE NAKED EYE

Brightness mag 5.2To 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.