M-type star · red

HR 7633

HR 7633 is a red in the constellation Cygnus 916 ly from Earth. Its surface is about 3,671 K, about 0.6 times the Sun's surface temperature, and it shines at 700× the Sun's brightness. At magnitude 5.0 it is bright enough to see with the naked eye; the light you see left it 916 years ago.

916 lybrightness mag 4.98K5II-III

Also catalogued as HD 189276 · HIP 98073

3,671 K
temperature
4.98
apparent magnitude
700× ☉
luminosity vs Sun
K5II-III
spectral type
Distance & comparison with our Sun
916 years
at light speed from Earth
0.64×
as hot as the Sun
700×
the Sun's light output
-2.26
absolute magnitude
Explore from here · roam the neighborhood
HR 7633M-type
Sky regionCygnusthis direction
StarHR 784396 ly
StarHR 7448110 ly
StarHR 7818110 ly
StarSadrstar
StarAljanahstar
Nearest stars
Bright stars in Cygnus
Can you see it tonight?
VISIBLE TO THE NAKED EYE
Brightness mag 5.0To see it no equipment neededLook toward Cygnus

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.