F-type star · yellow-white star
HR 2638
HR 2638 is a yellow-white star in the constellation Carina 308 ly from Earth. Its surface is about 6,939 K, about 1.2 times the Sun's surface temperature, and it shines at 20.19× the Sun's brightness. At magnitude 6.5 it is within reach of 50 mm binoculars; the light you see left it 308 years ago.
Also catalogued as HD 52622 · HIP 33577
6,939 K
temperature
6.46
apparent magnitude
20.19× ☉
luminosity vs Sun
F2II
spectral type
Distance & comparison with our Sun
308 years
at light speed from Earth
1.20×
as hot as the Sun
20.19×
the Sun's light output
1.59
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.