A-type star · white star
7 Leo
7 Leo is a white star in the constellation Leo 684 ly from Earth. Its surface is about 9,800 K, about 1.7 times the Sun's surface temperature, and it shines at 113× the Sun's brightness. At magnitude 6.3 it is within reach of 50 mm binoculars; the light you see left it 684 years ago.
Also catalogued as HR 3818 · HD 83023 · HIP 47096
9,800 K
temperature
6.32
apparent magnitude
113× ☉
luminosity vs Sun
A1V
spectral type
Distance & comparison with our Sun
684 years
at light speed from Earth
1.70×
as hot as the Sun
113×
the Sun's light output
-0.29
absolute magnitude
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BINOCULARS NEEDED
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.