A-type star · white star
HR 797
HR 797 is a white star in the constellation Aries 414 ly from Earth. Its surface is about 9,391 K, about 1.6 times the Sun's surface temperature, and it shines at 41.69× the Sun's brightness. At magnitude 6.3 it is within reach of 50 mm binoculars; the light you see left it 414 years ago.
Also catalogued as HD 16861 · HIP 12647
9,391 K
temperature
6.32
apparent magnitude
41.69× ☉
luminosity vs Sun
A2V
spectral type
Distance & comparison with our Sun
414 years
at light speed from Earth
1.63×
as hot as the Sun
41.69×
the Sun's light output
0.80
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.