F-type star · yellow-white star

HR 4574

HR 4574 is a yellow-white star in the constellation Ursa Major 153 ly from Earth. Its surface is about 7,270 K, about 1.3 times the Sun's surface temperature, and it shines at 5.21× the Sun's brightness. At magnitude 6.4 it is within reach of 50 mm binoculars; the light you see left it 153 years ago.

153 lybrightness mag 6.42A9V

Also catalogued as HD 103928 · HIP 58369

7,270 K

temperature

6.42

apparent magnitude

5.21× ☉

luminosity vs Sun

A9V

spectral type

Distance & comparison with our Sun

153 years

at light speed from Earth

1.26×

as hot as the Sun

5.21×

the Sun's light output

3.06

absolute magnitude

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HR 4574F-type

Sky regionUrsa Majorthis direction

Nearest stars

Bright stars in Ursa Major

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BINOCULARS NEEDED

Brightness mag 6.4To see it 50 mm binocularsLook toward Ursa Major

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.