K-type star · orange

HR 13

HR 13 is an orange in the constellation Sculptor 310 ly from Earth. Its surface is about 4,474 K, about 0.8 times the Sun's surface temperature, and it shines at 42.38× the Sun's brightness. At magnitude 5.7 it is bright enough to see with the naked eye; the light you see left it 310 years ago.

310 lybrightness mag 5.67K1III

Also catalogued as HD 344 · HIP 655

4,474 K
temperature
5.67
apparent magnitude
42.38× ☉
luminosity vs Sun
K1III
spectral type
Distance & comparison with our Sun
310 years
at light speed from Earth
0.78×
as hot as the Sun
42.38×
the Sun's light output
0.78
absolute magnitude
Explore from here · roam the neighborhood
HR 13K-type
Sky regionSculptorthis direction
StarMu Scl36 ly
StarIota Scl36 ly
StarHR 902651 ly
StarAlpha Sclstar
StarBeta Sclstar
Nearest stars
Bright stars in Sculptor
Can you see it tonight?
VISIBLE TO THE NAKED EYE
Brightness mag 5.7To see it no equipment neededLook toward Sculptor

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.