A-type star · white star

Iota Tau

Iota Tau is a white star in the constellation Taurus 173 ly from Earth. Its surface is about 8,528 K, about 1.5 times the Sun's surface temperature, and it shines at 34.67× the Sun's brightness. At magnitude 4.6 it is bright enough to see with the naked eye; the light you see left it 173 years ago.

173 lybrightness mag 4.62A7V

Also catalogued as HR 1620 · HD 32301 · HIP 23497

8,528 K

temperature

4.62

apparent magnitude

34.67× ☉

luminosity vs Sun

A7V

spectral type

Distance & comparison with our Sun

173 years

at light speed from Earth

1.48×

as hot as the Sun

34.67×

the Sun's light output

1.00

absolute magnitude

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Iota TauA-type

Sky regionTaurusthis direction

Nearest stars

Bright stars in Taurus

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VISIBLE TO THE NAKED EYE

Brightness mag 4.6To 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.