M-type star · red

Giausar

Giausar is a red in the constellation Draco 333 ly from Earth. Its surface is about 3,631 K, about 0.6 times the Sun's surface temperature, and it shines at 269× the Sun's brightness. At magnitude 3.8 it is bright enough to see with the naked eye; the light you see left it 333 years ago.

333 lybrightness mag 3.82M0IIIvar

Also catalogued as Lambda Dra · HR 4434 · HD 100029 · HIP 56211

3,631 K
temperature
3.82
apparent magnitude
269× ☉
luminosity vs Sun
M0IIIvar
spectral type
Distance & comparison with our Sun
333 years
at light speed from Earth
0.63×
as hot as the Sun
269×
the Sun's light output
-1.23
absolute magnitude
Explore from here · roam the neighborhood
GiausarM-type
Sky regionDracothis direction
StarHR 433035 ly
StarHR 434039 ly
Star35 UMa40 ly
StarEltaninstar
StarAthebynestar
Nearest stars
Bright stars in Draco
Can you see it tonight?
VISIBLE TO THE NAKED EYE
Brightness mag 3.8To see it no equipment neededLook toward Draco

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.