Moon Phase Calculator
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Full Moon
100% Illumination
Age: 14.8 days
About Calculation
We use the known Synodic Month visualized as an age from 0 to 29.5 days. 0 is New Moon, 14.8 is Full Moon.
$$ \text{Phase} = \frac{\text{Age}}{29.53} \times 360^\circ $$