B-type star · blue-white star
HR 2734
HR 2734 is a blue-white star in the constellation Canis Major. Its surface is about 14,464 K, about 2.5 times the Sun's surface temperature, and it shines at 31,045,596× the Sun's brightness. At magnitude 6.1 it is within reach of 50 mm binoculars.
brightness mag 6.12B2II
Also catalogued as HD 55857 · HIP 34924
14,464 K
temperature
6.12
apparent magnitude
31,045,596× ☉
luminosity vs Sun
B2II
spectral type
Distance & comparison with our Sun
–
at light speed from Earth
2.51×
as hot as the Sun
31,045,596×
the Sun's light output
-13.88
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.