Star
Unukalhai
α Serpentis · HIP 77070 · Orange giant
True colour from its B–V index (1.17) — a surface around 4,400 K.
Distance
74.0 light-years
Spectral type
K2III
Brightness
mag 2.63
Absolute mag
0.85
Luminosity
40 × Sun
Surface
~4,400 K
Right ascension
15h 44m 16s
Declination
+6° 26′
- Unukalhai is a orange giant in Serpens.
In your sky
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More stars in Serpens
- η Serpentismag 3.23
- μ Serpentismag 3.54
- ξ Serpentismag 3.54
- Nasak Shamiyamag 3.65
- ε Serpentismag 3.71
- Nasak Yamanimag 3.80
Distances and spectral types: HYG Database (Hipparcos parallaxes), CC BY-SA 4.0.