A-type star · white star
HR 2836
HR 2836 is a white star in the constellation Canis Minor 260 ly from Earth. Its surface is about 9,246 K, about 1.6 times the Sun's surface temperature, and it shines at 15.52× the Sun's brightness. At magnitude 6.4 it is within reach of 50 mm binoculars; the light you see left it 260 years ago.
Also catalogued as HD 58552 · HIP 36123
9,246 K
temperature
6.38
apparent magnitude
15.52× ☉
luminosity vs Sun
A2IV
spectral type
Distance & comparison with our Sun
260 years
at light speed from Earth
1.60×
as hot as the Sun
15.52×
the Sun's light output
1.87
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.