3.53
Apparent Mag112
Distance (ly)G7.5IIIb
Spectral Type4,900
Temperature (K)Eta Herculis is a yellow giant in the keystone of Hercules.
Stellar Data
Apparent Magnitude3.53
Absolute Magnitude0.8
Distance112 light-years
Spectral TypeG7.5IIIb
Temperature4,900 K
Luminosity50 L☉
Radius10 R☉
Mass2.3 M☉
Right Ascension16h 42m 53.8s
Declination+38° 55′ 20.1″
ConstellationHercules
Notable Facts
- Eta Herculis lies in the keystone of Hercules
- The great globular cluster M13 lies between Eta and Zeta Herculis
- It is a G-type giant