K-type star · orange

2 Cen

2 Cen is an orange in the constellation Centaurus 183 ly from Earth. Its surface is about 3,764 K, about 0.7 times the Sun's surface temperature, and it shines at 57.81× the Sun's brightness. At magnitude 4.2 it is bright enough to see with the naked eye; the light you see left it 183 years ago.

183 lybrightness mag 4.19M5III

Also catalogued as HR 5192 · HD 120323 · HIP 67457

3,764 K
temperature
4.19
apparent magnitude
57.81× ☉
luminosity vs Sun
M5III
spectral type
Distance & comparison with our Sun
183 years
at light speed from Earth
0.65×
as hot as the Sun
57.81×
the Sun's light output
0.45
absolute magnitude
Explore from here · roam the neighborhood
2 CenK-type
Sky regionCentaurusthis direction
StarHR 52088.9 ly
StarHR 522213 ly
StarHR 521214 ly
StarMenkentstar
StarGamma Censtar
Nearest stars
Bright stars in Centaurus
Can you see it tonight?
VISIBLE TO THE NAKED EYE
Brightness mag 4.2To see it no equipment neededLook toward Centaurus

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.