South Node Calculator

Estimate your astrology South Node sign using your birth date, birth time, and time zone. The South Node is often connected with familiar patterns, comfort zones, natural tendencies, and habits you may be learning to balance through the North Node.

Calculate South Node

South Node = North Node + 180°
Your result will appear here.

How the South Node calculator works

Birth date and time:
The calculator converts your birth date, time, and time zone into an estimated Julian Day.

Mean node:
It estimates the lunar North Node first using a mean node formula.

South Node:
The South Node is calculated by adding 180 degrees to the North Node.

Why use a South Node calculator?

A South Node calculator is useful for estimating the zodiac sign connected with familiar patterns, comfort zones, natural instincts, old habits, and tendencies you may already know well.

This is a simplified estimate. Exact astrology software may use true node calculations, precise ephemeris data, and more detailed birth chart settings.

What your South Node means

Your South Node is often interpreted as a familiar pattern or comfort zone. It can describe qualities that feel natural, but that may become limiting if overused. The North Node, directly opposite, points toward the growth direction that balances the South Node.

South Node calculator tips

Frequently asked questions

What is the South Node in astrology?

The South Node is the lunar descending node. In astrology, it is often connected with familiar patterns, comfort zones, old habits, and natural tendencies.

What is the North Node?

The North Node is directly opposite the South Node. It is often connected with growth direction, purpose themes, and life lessons.

Are South Node and North Node opposite signs?

Yes. The South Node and North Node are always opposite each other in the zodiac.

Is this South Node calculator exact?

This calculator gives an approximate mean node estimate. Exact results may vary from full astrology software that uses true node or detailed ephemeris calculations.