American League Pitching Leaders
Wins Above Replacement--all
<strong>Wins Above Replacement</strong><br>A single number that presents the number of wins the player added<br>to the team above what a replacement player (think AAA or AAAA) would add.<br>Scale for a single-season: 8+ MVP Quality, 5+ All-Star Quality, 2+ Starter,<br>0-2 Reserve, < 0 Replacement Level <br>Developed by Sean Smith of BaseballProjection.com
WAR for Pitchers
<strong>Wins Above Replacement for Pitchers</strong><br>A single number that presents the number of wins the player added<br>to the team above what a replacement player (think AAA or AAAA) would add. This value includes defensive support and includes additional value for high leverage situations.<br>Scale: 8+ MVP Quality, 5+ All-Star Quality, 2+ Starter,<br>0-2 Reserve, < 0 Replacement Level <br> Developed by Sean Smith of BaseballProjection.com
Earned Run Average
<strong>9 * ER / IP</strong><br>For recent years, leaders need 1 IP<br>per team game played.<br>Bold indicates lowest ERA using current stats<br><span class=glimmer>Gold</span> means awarded ERA title at end of year.
Wins
Wins
Win-Loss %
<strong>Win-Loss Percentage</strong><br>W / (W + L)<br>For players, leaders need one decision for every ten team games.<br>For managers, minimum to qualify for leading is 320 games.
Walks & Hits per IP
<strong>(BB + H)/IP</strong><br>For recent years, leaders need 1 IP<br>per team game played
Hits per 9 IP
<strong>9 x H / IP</strong><br>For recent years, leaders need 1 IP<br>per team game played
Bases On Balls per 9 IP
<strong>9 x BB / IP</strong><br>For recent years, leaders need 1 IP<br>per team game played
Strikeouts per 9 IP
<strong>9 x SO / IP</strong><br>For recent years, leaders need 1 IP<br>per team game played
Games Played
Games Played or Pitched
Saves
Saves
Innings Pitched
Innings Pitched
Strikeouts
Strikeouts
Games Started
Games Started
Complete Games
Complete Game
Shutouts
Shutouts<br>No runs allowed and a complete game.
Home Runs
Home Runs Hit/Allowed
Bases on Balls
Bases on Balls/Walks
Hits
Hits/Hits Allowed
Strikeouts / Base On Balls
<strong>SO/W or SO/BB</strong><br>For recent years, pitching leaders need 1 IP<br>per team game played.<br>No batting leaders computed.
Home Runs per 9 IP
<strong>9 x HR / IP</strong><br>For recent years, leaders need 1 IP<br>per team game played
Losses
Losses
Earned Runs
Earned Runs Allowed
Wild Pitches
Wild Pitches
Hit By Pitch
Times Hit by a Pitch.
Batters Faced
Batters Faced
Games Finished
Games Finished<br>Credited to the last pitcher to appear for a team in a game.<br>Complete Games are not counted as Games Finished.
Adjusted ERA+
<strong>ERA+</strong><br>100*[lgERA/ERA]<br>Adjusted to the player’s ballpark(s).
Fielding Independent Pitching
<strong>Fielding Independent Pitching</strong><br>this stat measures a pitcher's effectiveness at preventing HR, BB, HBP and causing SO<br><tt>(13*HR + 3*(BB+HBP) - 2*SO)/IP + Constant<sub>lg</sub></tt><br>The constant is set so that each season major-league average FIP is the same as the major-league avg ERA
Adj. Pitching Runs
<strong>Adjusted Pitching Runs</strong><br>A set of formulas developed by Gary Gillette, Pete Palmer and others<br>that estimates a pitcher’s total contributions<br>to a team’s runs total via linear weights.<br>0.0 is an avg performance, <0 is worse than avg and >0 is better than avg
Adj. Pitching Wins
<strong>Adjusted Pitching Wins</strong><br>A set of formulas developed by Gary Gillette, Pete Palmer and others<br>that estimates a pitcher’s total contributions<br>to a team’s wins with his arm.<br>0.0 is an avg performance, <0 is worse than avg and >0 is better than avg
Base-Out Runs Saved (RE24)
<strong>Base-Out Runs Saved</strong><br>Given the bases occupied/out situation, how many runs did the pitcher<br>save in the resulting play. Compared to average, so 0 is average, and<br>above 0 is better than average
Win Probability Added (WPA)
<strong>Win Probability Added by Pitcher</strong><br>Given average teams, this is the change in probability.<br>A change of +/- 1 would indicate one win added or lost.
Sit. Wins Saved (WPA/LI)
<strong>Situational Wins (WPA/LI)</strong><br>It is the sum of WPA divided by the leverage index for each play.<br>WPA depends greatly on the context of the at bats.<br>This stat does not.
Championship WPA (cWPA)
<strong>Championship Win Probability Added by Pitcher</strong><br>Given average teams, this is the change in probability, displayed in percentage points.<br>A change of +/- 100% would indicate one world series win added or lost.
Base-Out Wins Saved (REW)
<strong>Base-Out Wins Saved</strong><br>This is the number of wins above average the player was worth by their performance<br>measured by the 24 base-out situations.
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