Merger Frequency Calculator
Calculate GW frequencies at binary merger
Results
Enter both masses to calculate
Formulas
ISCO radius: r_ISCO = 6GM/c² (Schwarzschild)
Merger frequency: f ≈ c³/(6√6 πGM)
ISCO = Innermost Stable Circular Orbit. The GW frequency doubles from the orbital frequency.
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Editorial Note
MyCalcBuddy Editorial Team
This page is maintained as an educational calculator reference.
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Formula Source: University Physics
by Young & Freedman
🔄Last reviewed: May 2026
✓Formula checks are based on standard references and internal QA review.