Almanac & sky · NUMORA
Flying Star Calculator
Annual flying stars. Sketch.
Open interactive calculatorHow to use
Center star from the year cycle.
Formula
center = 9 − (jiazi mod 9)
FAQ
Is this Flying Star 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?
Center star from the year cycle.
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