K-type star · orange
HR 4122
HR 4122 is an orange in the constellation Sextans 1,136 ly from Earth. Its surface is about 3,988 K, about 0.7 times the Sun's surface temperature, and it shines at 350× the Sun's brightness. At magnitude 6.2 it is within reach of 50 mm binoculars; the light you see left it 1,136 years ago.
Also catalogued as HD 91106 · HIP 51490
3,988 K
temperature
6.20
apparent magnitude
350× ☉
luminosity vs Sun
K5III+...
spectral type
Distance & comparison with our Sun
1,136 years
at light speed from Earth
0.69×
as hot as the Sun
350×
the Sun's light output
-1.51
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.