A calculated point in a chart linked to fated encounters, often associated with relationships and pivotal life events.
Definition
The Vertex is a mathematically derived point in the natal chart located on the western side of the chart, typically in the 5th, 6th, 7th, or 8th houses. It represents points of destiny, fated connections, or significant turning points in life. Often referred to as the 'secondary descendant,' it carries themes of external influence, particularly in relationships or partnerships. The Vertex is most active during transits or synastry connections involving personal planets or angles. In natal analysis, its house and sign placement provide insight into the areas of life where these fated experiences are likely to occur. It is not a physical body but rather a sensitive point calculated using the intersection of the ecliptic and the prime vertical plane.
In a chart
In a natal chart, the Vertex is marked as 'Vx' and is always on the right-hand side of the chart, near the descendant. It’s critical to note its house and sign placement, which indicate the life areas and qualities tied to fated events. Ignore it in charts without time accuracy, as it depends on precise birth time.
Examples
- Vertex in the 7th house in Aries: fated partnerships with assertive individuals.
- Vertex in the 5th house in Leo: pivotal creative collaborations or romantic encounters.

