August 16 – September 15
Sidereal Leo spans approximately August 16 to September 15, about 24 days later than tropical Leo. The shift positions sidereal Leo against the backdrop of the actual Leo constellation — the fixed fire sign ruled by the Sun, carrying the archetype of sovereign selfhood, creative authority, and radiant expression. Those born in late August and early September who identified as tropical Virgo but found the analytical earth-sign description partially mismatched may discover sidereal Leo's fixed fire is a more accurate primary descriptor.
Sun-ruled fixed fire: the archetype of the solar sovereign. Not the conquering fire of Aries, not the philosophical fire of Sagittarius, but the sustaining, radiating fire at the center of a system — the fixed sun that other planets orbit. Sidereal Leo energy is fundamentally centripetal: it creates gravitational fields around it. People, projects, and attention naturally organize around strong Leo placements not through force but through the warmth and clarity of the Leo center.
Personality patterns in sidereal Leo feature genuine generosity — the Sun gives light without depleting, and Leo's giving tends to feel this way. These individuals are often lavish with praise, attention, time, and resources for those they love. The shadow of this generosity is the need for it to be seen and acknowledged. Leo gives freely but is wounded by invisibility. The developmental edge is learning to give without requiring the receipt to be noticed.
Career environments that reward creative leadership, performance, and visible contribution suit sidereal Leo: entertainment, politics, executive leadership, teaching, design, and entrepreneurship. The Leo capacity to hold a room's attention, to communicate vision that others want to follow, to maintain confidence under adversity — these are genuine professional assets. The challenge is in organizations that reward self-effacement or where credit is systematically obscured.
In relationships, sidereal Leo brings extraordinary loyalty and theatrical devotion. When Leo loves, the experience for the recipient is unmistakable — the full attention of a Sun is difficult to mistake. The reciprocal need is to be genuinely seen in return, not merely appreciated but truly witnessed. Partners who can recognize Leo's vulnerability beneath the confidence, and who love that vulnerability as much as the strength, find a depth of devotion that few signs match.
The sidereal Leo fixed fire quality differs from how tropical Leo is sometimes described. Without the high-summer seasonal overlay, sidereal Leo's fire is perhaps more internal — the sustained creative fire of the craftsperson and artist rather than the external social fire of the entertainer. Both are present; the ratio shifts.
Developmental themes: from performance toward authentic self-expression, from needing external validation toward the internal certainty that one's light is real whether or not it is reflected back. The Leo developmental journey is ultimately about learning that radiance is intrinsic, not awarded.
Each placement describes how that planet expresses through sidereal Leo energy (August 16 – September 15).
Calculate your sidereal natal chart to discover your Sun, Moon, Ascendant, and all 10 planetary positions using the Lahiri ayanamsa.
Calculate your sidereal natal chart