SIR San Mateo (Branch 1)

Social & Athletic Activities for Senior Men

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🧮 Handicap Calculator

See where your game stands

A Handicap Index lets golfers of every level compete fairly. This computes one the modern way (the World Handicap System): enter a few recent rounds with each course's Course Rating and Slope (printed on the scorecard), and it does the rest — then converts your Index to the strokes you'd get at any course.

Your recent 18-hole rounds (enter at least 3)
# Your Score Course Rating Slope
An educational estimate using the World Handicap System method.
An official Handicap Index requires a registered scoring record; this holds no data and calls no external service.
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