A-type star · white star
HR 6798
HR 6798 is a white star in the constellation Sagittarius 331 ly from Earth. Its surface is about 8,503 K, about 1.5 times the Sun's surface temperature, and it shines at 26.38× the Sun's brightness. At magnitude 6.3 it is within reach of 50 mm binoculars; the light you see left it 331 years ago.
Also catalogued as HD 166393 · HIP 89114
8,503 K
temperature
6.33
apparent magnitude
26.38× ☉
luminosity vs Sun
A2V
spectral type
Distance & comparison with our Sun
331 years
at light speed from Earth
1.47×
as hot as the Sun
26.38×
the Sun's light output
1.30
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.