Star
Propus
η Geminorum · HIP 29655 · Red giant
True colour from its B–V index (1.60) — a surface around 3,600 K.
Distance
385 light-years
Spectral type
M3III
Brightness
mag 3.31
Absolute mag
-2.05
Luminosity
574 × Sun
Surface
~3,600 K
Right ascension
6h 14m 53s
Declination
+22° 30′
- Propus is a red giant in Gemini.
In your sky
Share your location to see where this is in your sky right now.
More stars in Gemini
Distances and spectral types: HYG Database (Hipparcos parallaxes), CC BY-SA 4.0.