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Baseball Fielding Percentage Calculator

Enter scorebook PO, A, and E records to calculate fielding percentage, total chances, error rate, position mix, and what is needed to stay above a target.

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Fielding command board4 players

Start with the season snapshot, then adjust players or target assumptions without staring at a long spreadsheet.

Fielding %

.979

Total chances

763

Total errors

16

Future errors allowed

6

Target status: On target

FPCT = (PO + A) / (PO + A + E)

Quick examples

Load a realistic sample and edit it.

Target setup

Set the target fielding percentage and future chances you want to project.

Fielding snapshot

Successful chances

747

Error rate

2.1%

Clean chances needed

0

Best fielding %

Oh Catcher

Defensive record table

Enter scorebook values. PO is putouts, A is assists, and E is errors.

PlayerTeamPositionGamesDefensive inningsPOAEChancesFielding %NoteAction
186.962Watch
172.977Solid
138.986Elite
267.989Elite

Position comparison

Position mix: C 1 / SS 1 / 2B 1 / CF 1

C267 Chances
SS186 Chances
2B172 Chances
CF138 Chances

Fielding review checklist

  • Compare players within similar positions before making lineup decisions.
  • Use notes for range, throwing difficulty, bad hops, and scorer judgment.
  • A low error rate is useful, but a player with more range may create harder chances.
  • For youth or amateur teams, pair this with coach notes rather than using one number alone.

How fielding percentage is calculated

Fielding percentage uses successful defensive plays divided by total defensive chances. Putouts and assists count as successful chances; errors are included in total chances.

Usage notes

  • Total chances = putouts + assists + errors.
  • Fielding percentage = (putouts + assists) / total chances.
  • Remaining error room estimates how many future errors can occur while staying above the target percentage.

Frequently asked questions

Does fielding percentage measure defensive range?expand_more

No. It measures how often recorded chances are handled without an error. Use notes for range, difficulty, and positioning context.

Can I compare different positions?expand_more

You can, but position context matters. Shortstops and catchers usually see different chance types than outfielders.

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