K-type star · orange

HR 3809

HR 3809 is an orange in the constellation Lynx 215 ly from Earth. Its surface is about 4,762 K, about 0.8 times the Sun's surface temperature, and it shines at 45.25× the Sun's brightness. At magnitude 4.8 it is bright enough to see with the naked eye; the light you see left it 215 years ago.

215 lybrightness mag 4.81K0III

Also catalogued as HD 82741 · HIP 47029

4,762 K
temperature
4.81
apparent magnitude
45.25× ☉
luminosity vs Sun
K0III
spectral type
Distance & comparison with our Sun
215 years
at light speed from Earth
0.83×
as hot as the Sun
45.25×
the Sun's light output
0.71
absolute magnitude
Explore from here · roam the neighborhood
HR 3809K-type
Sky regionLynxthis direction
StarAlpha Lyn25 ly
Star10 LMi32 ly
StarHR 354635 ly
Star38 Lynstar
StarAlsciaukatstar
Nearest stars
Bright stars in Lynx
Can you see it tonight?
VISIBLE TO THE NAKED EYE
Brightness mag 4.8To see it no equipment neededLook toward Lynx

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.