K-type star · orange

Eta Cyg

Eta Cyg is an orange in the constellation Cygnus 135 ly from Earth. Its surface is about 4,698 K, about 0.8 times the Sun's surface temperature, and it shines at 41.46× the Sun's brightness. At magnitude 3.9 it is bright enough to see with the naked eye; the light you see left it 135 years ago.

135 lybrightness mag 3.89K0IIIvar

Also catalogued as HR 7615 · HD 188947 · HIP 98110

4,698 K
temperature
3.89
apparent magnitude
41.46× ☉
luminosity vs Sun
K0IIIvar
spectral type
Distance & comparison with our Sun
135 years
at light speed from Earth
0.81×
as hot as the Sun
41.46×
the Sun's light output
0.81
absolute magnitude
Explore from here · roam the neighborhood
Eta CygK-type
Sky regionCygnusthis direction
Star29 Cyg11 ly
StarHD 19569023 ly
StarHR 746824 ly
StarSadrstar
StarAljanahstar
Nearest stars
Bright stars in Cygnus
Can you see it tonight?
VISIBLE TO THE NAKED EYE
Brightness mag 3.9To 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.