F-type star · yellow-white star
HR 2740
HR 2740 is a yellow-white star in the constellation Puppis 69.9 ly from Earth. Its surface is about 7,313 K, about 1.3 times the Sun's surface temperature, and it shines at 6.40× the Sun's brightness. At magnitude 4.5 it is bright enough to see with the naked eye; the light you see left it 70 years ago.
Also catalogued as HD 55892 · HIP 34834 · Gliese Gl 268.1
7,313 K
temperature
4.49
apparent magnitude
6.40× ☉
luminosity vs Sun
F0IV
spectral type
Distance & comparison with our Sun
70 years
at light speed from Earth
1.27×
as hot as the Sun
6.40×
the Sun's light output
2.83
absolute magnitude
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VISIBLE TO THE NAKED EYE
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.