A-type star · white star
42 Aur
42 Aur is a white star in the constellation Auriga 232 ly from Earth. Its surface is about 7,705 K, about 1.3 times the Sun's surface temperature, and it shines at 10.78× the Sun's brightness. At magnitude 6.5 it is within reach of 50 mm binoculars; the light you see left it 232 years ago.
Also catalogued as HR 2228 · HD 43244 · HIP 29884
7,705 K
temperature
6.53
apparent magnitude
10.78× ☉
luminosity vs Sun
F0V
spectral type
Distance & comparison with our Sun
232 years
at light speed from Earth
1.33×
as hot as the Sun
10.78×
the Sun's light output
2.27
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.