Baseball Runs Created Calculator
Calculate Runs Created (RC) - Bill James' formula for estimating a player's offensive run production
About Runs Created
Runs Created (RC) was developed by Bill James to estimate how many runs a player contributes. The basic formula is: RC = (Times on Base x Total Bases) / Opportunities. RC/27 projects runs per game if a lineup consisted of nine identical hitters.
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Editorial Note
MyCalcBuddy Editorial Team
This page is maintained as an educational calculator reference.
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Formula Source: Standard Mathematical References
by Various
🔄Last reviewed: May 2026
✓Formula checks are based on standard references and internal QA review.