M-type star · red

HR 4939

HR 4939 is a red in the constellation Centaurus 1,013 ly from Earth. Its surface is about 3,528 K, about 0.6 times the Sun's surface temperature, and it shines at 225× the Sun's brightness. At magnitude 6.4 it is within reach of 50 mm binoculars; the light you see left it 1,013 years ago.

1,013 lybrightness mag 6.43M1III

Also catalogued as HD 113602 · HIP 63883

3,528 K
temperature
6.43
apparent magnitude
225× ☉
luminosity vs Sun
M1III
spectral type
Distance & comparison with our Sun
1,013 years
at light speed from Earth
0.61×
as hot as the Sun
225×
the Sun's light output
-1.03
absolute magnitude
Explore from here · roam the neighborhood
HR 4939M-type
Sky regionCentaurusthis direction
StarHR 503891 ly
StarHR 5103110 ly
StarHR 4823150 ly
StarMenkentstar
StarGamma Censtar
Nearest stars
Bright stars in Centaurus
Can you see it tonight?
BINOCULARS NEEDED
Brightness mag 6.4To see it 50 mm binocularsLook 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.