K Class stars have the following characteristics.
- Temperature: 3,700 -> 5,200 Kelvin
- Colour: Orange -> Yellow orange
- Mass: 0.45 -> 0.8 Solar masses
- Radius: 0.7 -> 0.96 Solar radius
- Luminosity: 0.08 -> 0.6 Solar luminosities.
- Rarity: 12.1% of all main sequence stars.
Examples: Arcturus
See related link for more information.
