M-type star · red

HR 5725

HR 5725 is a red in the constellation Triangulum Australe 682 ly from Earth. Its surface is about 3,586 K, about 0.6 times the Sun's surface temperature, and it shines at 198× the Sun's brightness. At magnitude 5.7 it is bright enough to see with the naked eye; the light you see left it 682 years ago.

682 lybrightness mag 5.71K5/M0III

Also catalogued as HD 137066 · HIP 75665

3,586 K
temperature
5.71
apparent magnitude
198× ☉
luminosity vs Sun
K5/M0III
spectral type
Distance & comparison with our Sun
682 years
at light speed from Earth
0.62×
as hot as the Sun
198×
the Sun's light output
-0.89
absolute magnitude
Explore from here · roam the neighborhood
HR 5725M-type
Sky regionTriangulum Australethis direction
StarHR 561138 ly
StarHR 588464 ly
StarHR 562394 ly
StarAtriastar
StarBeta TrAstar
Nearest stars
Bright stars in Triangulum Australe
Can you see it tonight?
VISIBLE TO THE NAKED EYE
Brightness mag 5.7To see it no equipment neededLook toward Triangulum Australe

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.