A-type star · white star
HR 791
HR 791 is a white star in the constellation Cassiopeia 413 ly from Earth. Its surface is about 8,694 K, about 1.5 times the Sun's surface temperature, and it shines at 58.34× the Sun's brightness. At magnitude 6.0 it is bright enough to see with the naked eye; the light you see left it 413 years ago.
Also catalogued as HD 16769 · HIP 12821
8,694 K
temperature
5.95
apparent magnitude
58.34× ☉
luminosity vs Sun
A5III
spectral type
Distance & comparison with our Sun
413 years
at light speed from Earth
1.51×
as hot as the Sun
58.34×
the Sun's light output
0.43
absolute magnitude
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VISIBLE TO THE NAKED EYE
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.