B-type star · blue-white star
HR 3774
HR 3774 is a blue-white star in the constellation Draco 420 ly from Earth. Its surface is about 11,295 K, about 2.0 times the Sun's surface temperature, and it shines at 37.60× the Sun's brightness. At magnitude 6.5 it is within reach of 50 mm binoculars; the light you see left it 420 years ago.
Also catalogued as HD 82327 · HIP 47119
11,295 K
temperature
6.46
apparent magnitude
37.60× ☉
luminosity vs Sun
B9V
spectral type
Distance & comparison with our Sun
420 years
at light speed from Earth
1.96×
as hot as the Sun
37.60×
the Sun's light output
0.91
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.