Almanac & sky · NUMORA

Rising Sign Calculator

Needs a birth time and coordinates. No time, no guess.

How to use

ASC is the ecliptic/horizon intersection. About 1–2°.

Formula

FAQ

Is this Rising Sign calculator accurate?

The formula and assumptions are shown on the page, and the engine is covered by audit tests. Results are for reference — not financial or medical advice.

Do I need an account?

No. Calculations run in your browser. Recents can stay on this device.

What inputs do I need?

ASC is the ecliptic/horizon intersection. About 1–2°.

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