K-type star · orange

HR 4647

HR 4647 is an orange in the constellation Hydra 1,169 ly from Earth. Its surface is about 3,872 K, about 0.7 times the Sun's surface temperature, and it shines at 326× the Sun's brightness. At magnitude 6.3 it is within reach of 50 mm binoculars; the light you see left it 1,169 years ago.

1,169 lybrightness mag 6.34M4/M5Ib/II:

Also catalogued as HD 106198 · HIP 59588

3,872 K
temperature
6.34
apparent magnitude
326× ☉
luminosity vs Sun
M4/M5Ib/II:
spectral type
Distance & comparison with our Sun
1,169 years
at light speed from Earth
0.67×
as hot as the Sun
326×
the Sun's light output
-1.43
absolute magnitude
Explore from here · roam the neighborhood
HR 4647K-type
Sky regionHydrathis direction
StarHR 4420190 ly
StarHR 4579210 ly
StarHR 4396230 ly
StarGamma Hyastar
StarZeta Hyastar
Nearest stars
Bright stars in Hydra
Can you see it tonight?
BINOCULARS NEEDED
Brightness mag 6.3To see it 50 mm binocularsLook toward Hydra

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.