B-type star · blue-white star
11 Sge
11 Sge is a blue-white star in the constellation Sagitta 456 ly from Earth. Its surface is about 10,766 K, about 1.9 times the Sun's surface temperature, and it shines at 103× the Sun's brightness. At magnitude 5.5 it is bright enough to see with the naked eye; the light you see left it 456 years ago.
Also catalogued as HR 7622 · HD 189090 · HIP 98234
10,766 K
temperature
5.54
apparent magnitude
103× ☉
luminosity vs Sun
B9III
spectral type
Distance & comparison with our Sun
456 years
at light speed from Earth
1.87×
as hot as the Sun
103×
the Sun's light output
-0.18
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.