A-type star · white star
HR 1578
HR 1578 is a white star in the constellation Orion 427 ly from Earth. Its surface is about 9,824 K, about 1.7 times the Sun's surface temperature, and it shines at 37.57× the Sun's brightness. At magnitude 6.5 it is within reach of 50 mm binoculars; the light you see left it 427 years ago.
Also catalogued as HD 31411 · HIP 22923
9,824 K
temperature
6.50
apparent magnitude
37.57× ☉
luminosity vs Sun
A0V
spectral type
Distance & comparison with our Sun
427 years
at light speed from Earth
1.70×
as hot as the Sun
37.57×
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.