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Fielding Percentage Calculator

Calculate a player's defensive efficiency.

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What is Fielding Percentage (FPCT)?

Fielding Percentage (also abbreviated as FPCT) is a baseball statistic that reflects the percentage of times a defensive player properly handles a batted or thrown ball. It is a measure of a player's sureness and reliability in the field.

How is Fielding Percentage Calculated?

The formula for Fielding Percentage is:

FPCT = (Putouts + Assists) / (Putouts + Assists + Errors)

The denominator (Putouts + Assists + Errors) is also known as a player's "Total Chances."

Factors, Applications, and Related Concepts

  • Influencing Factors: The main factor is a player's skill in cleanly fielding batted balls and accurately throwing them. The difficulty of the position also plays a role; for example, third basemen and shortstops typically have more difficult chances than first basemen.
  • Practical Applications: Fielding percentage is a quick way to gauge a player's defensive reliability. Teams use it, along with other metrics, to evaluate a player's overall contribution.
  • Unique Information & Sources: While a traditional stat, its limitations have led to the development of more advanced defensive metrics. As detailed by MLB.com's glossary, stats like Defensive Runs Saved (DRS) and Ultimate Zone Rating (UZR) attempt to quantify a player's range and total defensive value beyond just successfully handled chances. For example, a player with a high fielding percentage might not have great range, meaning they get to fewer balls than a more athletic player who might make a few more errors on difficult plays.

Frequently Asked Questions

What is a good fielding percentage?

A good fielding percentage depends on the position, but in general, a percentage above .980 is considered good for most positions in Major League Baseball. Infielders typically have slightly lower percentages than outfielders due to the higher number of difficult chances. A league-average fielding percentage is around .984.

What is the difference between a putout and an assist?

A putout (PO) is credited to a fielder who records the final out on a play (e.g., catching a fly ball, tagging a runner, or touching a base for a force out). An assist (A) is credited to a fielder who throws the ball to another player who then records a putout.

Is Fielding Percentage the best way to measure defense?

Fielding Percentage is a traditional and useful stat, but it has limitations. It does not account for a player's range; a player who gets to more batted balls will have more opportunities to make both plays and errors. Advanced metrics like Ultimate Zone Rating (UZR) and Defensive Runs Saved (DRS) attempt to provide a more complete picture of a player's defensive value.