M-type star · red

HR 304

HR 304 is a red in the constellation Tucana 867 ly from Earth. Its surface is about 3,602 K, about 0.6 times the Sun's surface temperature, and it shines at 195× the Sun's brightness. At magnitude 6.3 it is within reach of 50 mm binoculars; the light you see left it 867 years ago.

867 lybrightness mag 6.25M2III

Also catalogued as HD 6311 · HIP 4879

3,602 K
temperature
6.25
apparent magnitude
195× ☉
luminosity vs Sun
M2III
spectral type
Distance & comparison with our Sun
867 years
at light speed from Earth
0.62×
as hot as the Sun
195×
the Sun's light output
-0.87
absolute magnitude
Explore from here · roam the neighborhood
HR 304M-type
Sky regionTucanathis direction
StarHR 42054 ly
StarPi¹ Hyi140 ly
StarHR 257160 ly
StarLang-Exsterstar
StarGamma Tucstar
Nearest stars
Bright stars in Tucana
Can you see it tonight?
BINOCULARS NEEDED
Brightness mag 6.3To see it 50 mm binocularsLook toward Tucana

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.