M-type star · red

HR 3247

HR 3247 is a red in the constellation Vela 722 ly from Earth. Its surface is about 3,580 K, about 0.6 times the Sun's surface temperature, and it shines at 264× the Sun's brightness. At magnitude 5.5 it is bright enough to see with the naked eye; the light you see left it 722 years ago.

722 lybrightness mag 5.52M1III

Also catalogued as HD 69194 · HIP 40282

3,580 K
temperature
5.52
apparent magnitude
264× ☉
luminosity vs Sun
M1III
spectral type
Distance & comparison with our Sun
722 years
at light speed from Earth
0.62×
as hot as the Sun
264×
the Sun's light output
-1.20
absolute magnitude
Explore from here · roam the neighborhood
HR 3247M-type
Sky regionVelathis direction
StarHR 333040 ly
StarHR 308957 ly
StarHD 7230360 ly
StarGamma² Velstar
StarAlsephinastar
Nearest stars
Bright stars in Vela
Can you see it tonight?
VISIBLE TO THE NAKED EYE
Brightness mag 5.5To see it no equipment neededLook toward Vela

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.