2.08
Apparent Mag130.9
Distance (ly)K4III
Spectral Type4,030
Temperature (K)Kochab is the second-brightest star in Ursa Minor. Between 1500 BCE and 500 CE, it served as the pole star.
Stellar Data
Apparent Magnitude2.08
Absolute Magnitude-0.87
Distance130.9 light-years
Spectral TypeK4III
Temperature4,030 K
Luminosity390 L☉
Radius42.06 R☉
Mass2.2 M☉
Right Ascension14h 50m 42.3s
Declination+74° 09′ 19.8″
ConstellationUrsa Minor
Notable Facts
- Kochab served as the pole star from roughly 1500 BCE to 500 CE
- It has a confirmed exoplanet with about 6.1 Jupiter masses
- The name comes from Arabic meaning star