F-type star · yellow-white star
HR 5243
HR 5243 is a yellow-white star in the constellation Boötes 81.1 ly from Earth. Its surface is about 6,308 K, about 1.1 times the Sun's surface temperature, and it shines at 1.85× the Sun's brightness. At magnitude 6.2 it is within reach of 50 mm binoculars; the light you see left it 81 years ago.
Also catalogued as HD 121560 · HIP 68030
6,308 K
temperature
6.16
apparent magnitude
1.85× ☉
luminosity vs Sun
F6V
spectral type
Distance & comparison with our Sun
81 years
at light speed from Earth
1.09×
as hot as the Sun
1.85×
the Sun's light output
4.18
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.