Solar 21 July- 20 August
Sidereal 17 August - 16 September
In the Indian system, Leo (Simha) rules over the Nakshatras: 10. Maka 1-2-3-4 11. Pubba 1-2-3-4 12. Uttara 1
In terms of jewels Leo is linked with: Amber, Diamond, Garnet, Onyx, Ruby, Golden Topaz.
Spinal Chord and Heart LUGAL = sharru The King
alpha Leonis The brightest star in this constellation is Regulus. In Indian astronomy, the name of Regulus is Magha. It lies on the ecliptic. In the Upanishads, there is a reference that the year started with Magha. http://www.vichar.nic.in/Astronomy/astronomy_chapter2.asp