SettingsBaseball statistics
Adjusted ERA+
Adjusted ERA+, often simply abbreviated to ERA+ or ERA plus, is a pitching statistic in baseball.
Adjusted ERA+, often simply abbreviated to ERA+ or ERA plus, is a pitching statistic in baseball.
At bat
In baseball, an at bat (AB) or time at bat is used to calculate certain statistics, including batting average, on base percentage, and slugging percentage.
In baseball, an at bat (AB) or time at bat is used to calculate certain statistics, including batting average, on base percentage, and slugging percentage.
At bats per home run
In baseball statistics, at bats per home run (AB/HR) is a way to measure how frequently a batter hits a home run.
In baseball statistics, at bats per home run (AB/HR) is a way to measure how frequently a batter hits a home run.
Average and over
Average and over, often abbreviated A&O, refers to two baseball statistics used in the 1850s and 1860s by the National Association of Base Ball Players.
Average and over, often abbreviated A&O, refers to two baseball statistics used in the 1850s and 1860s by the National Association of Base Ball Players.
Base runs
Base runs (BsR) is a baseball statistic invented by sabermetrician David Smyth to estimate the number of runs a team "should" have scored given their component offensive statistics, as well as t...
Base runs (BsR) is a baseball statistic invented by sabermetrician David Smyth to estimate the number of runs a team "should" have scored given their component offensive statistics, as well as t...
Baseball Almanac
Baseball Almanac is an interactive baseball encyclopedia with 3,000 pages of baseball facts, research, awards, records, feats, lists, notable quotations, baseball movie ratings, and statistics.
Baseball Almanac is an interactive baseball encyclopedia with 3,000 pages of baseball facts, research, awards, records, feats, lists, notable quotations, baseball movie ratings, and statistics.
Baseball Prospectus
Baseball Prospectus (BP) is an organization that publishes a website, BaseballProspectus.com, devoted to the sabermetric analysis of baseball.
Baseball Prospectus (BP) is an organization that publishes a website, BaseballProspectus.com, devoted to the sabermetric analysis of baseball.
Baseball scorekeeping
Baseball scorekeeping is the practice of recording the details of a baseball game as it unfolds.
Baseball scorekeeping is the practice of recording the details of a baseball game as it unfolds.
Baseball statistics
Statistics play an important role in summarizing baseball performance and evaluating players in the sport.
Statistics play an important role in summarizing baseball performance and evaluating players in the sport.
Baseball-Reference.com
Baseball-Reference.com is a website providing statistics for every player in Major League Baseball history.
Baseball-Reference.com is a website providing statistics for every player in Major League Baseball history.
Bases on balls per 9 innings pitched
In baseball statistics, bases on balls per 9 innings pitched (BB/9IP or BB/9) or walks per nine innings (denoted by W/9) is the average number of bases on balls, (or wal...
In baseball statistics, bases on balls per 9 innings pitched (BB/9IP or BB/9) or walks per nine innings (denoted by W/9) is the average number of bases on balls, (or wal...
Basic pitch count estimator
In baseball statistics, the Basic Pitch Count Estimator is a statistic used to try to estimate the number of pitches thrown by a pitcher where there is no pitch count data available.
In baseball statistics, the Basic Pitch Count Estimator is a statistic used to try to estimate the number of pitches thrown by a pitcher where there is no pitch count data available.
Batters faced by pitcher
In baseball statistics, Batters Faced by Pitcher (BFP), also known as Total Batters Faced (TBF), is the number of batters who made a plate appearance before the pitcher in a g...
In baseball statistics, Batters Faced by Pitcher (BFP), also known as Total Batters Faced (TBF), is the number of batters who made a plate appearance before the pitcher in a g...
Batting average
Batting average is a statistic in both cricket and baseball that measures the performance of cricket batsmen and baseball hitters.
Batting average is a statistic in both cricket and baseball that measures the performance of cricket batsmen and baseball hitters.
Batting average against
In baseball statistics, batting average against (denoted by BAA or AVG), or opponents' batting average (denoted by OBA) is a statistic that measures a pitcher's ability t...
In baseball statistics, batting average against (denoted by BAA or AVG), or opponents' batting average (denoted by OBA) is a statistic that measures a pitcher's ability t...
Batting average on balls in play
In baseball statistics, Batting average on balls in play (abbreviated BABIP) measures how many of a batter’s balls in play go for hits, or how many balls in play against a pitcher go for h...
In baseball statistics, Batting average on balls in play (abbreviated BABIP) measures how many of a batter’s balls in play go for hits, or how many balls in play against a pitcher go for h...
Batting average with runners in scoring position
Batting Average with Runners in Scoring Position (abbreviated BA/RISP or BA/RSP) is a baseball statistic derived by dividing a players hits with runners in scoring positions (i.e.
Batting Average with Runners in Scoring Position (abbreviated BA/RISP or BA/RSP) is a baseball statistic derived by dividing a players hits with runners in scoring positions (i.e.
Batting park factor
Batting Park Factor, also simply called Park Factor or BPF, is a baseball statistic that indicates the difference between runs scored in a team's home and road games.
Batting Park Factor, also simply called Park Factor or BPF, is a baseball statistic that indicates the difference between runs scored in a team's home and road games.
Bill James
George William "Bill" James (born October 5, 1949, in Holton, Kansas) is a baseball writer, historian, and statistician whose work has been widely influential.
George William "Bill" James (born October 5, 1949, in Holton, Kansas) is a baseball writer, historian, and statistician whose work has been widely influential.
Bill James Presents The Great American Baseball Statbook
Bill James Presents The Great American Baseball Statbook is a book written by baseball sabermetrician Bill James in 1988.
Bill James Presents The Great American Baseball Statbook is a book written by baseball sabermetrician Bill James in 1988.
Box score (baseball)
In baseball, the statistical summary of a game is reported in a box score.
In baseball, the statistical summary of a game is reported in a box score.
Catcher's ERA
Catcher's ERA or CERA in baseball statistics is the earned run average of the pitchers pitching when the catcher in question is catching.
Catcher's ERA or CERA in baseball statistics is the earned run average of the pitchers pitching when the catcher in question is catching.
Caught stealing
In baseball, a runner is charged, and the fielders involved are credited, with a time caught stealing when the runner attempts to advance or lead off from one base to another without the ball be...
In baseball, a runner is charged, and the fielders involved are credited, with a time caught stealing when the runner attempts to advance or lead off from one base to another without the ball be...
Clay Davenport
Clay Davenport, a native of Hampton Roads, Virginia, now living in Baltimore, Maryland, is a baseball sabermetrician who co-founded Baseball Prospectus (BP) in 1996.
Clay Davenport, a native of Hampton Roads, Virginia, now living in Baltimore, Maryland, is a baseball sabermetrician who co-founded Baseball Prospectus (BP) in 1996.
Complete game
In baseball, a complete game (denoted by CG) is the act of a pitcher pitching an entire game without the benefit of a relief pitcher.
In baseball, a complete game (denoted by CG) is the act of a pitcher pitching an entire game without the benefit of a relief pitcher.
Component ERA
Component ERA or ERC is a baseball statistic invented by Bill James.
Component ERA or ERC is a baseball statistic invented by Bill James.
Dan Szymborski
Daniel John Szymborski (born June 19, 1978 in Baltimore, Maryland) is an American writer of sabermetrics primarily known for his work with baseball projections and minor league translations.
Daniel John Szymborski (born June 19, 1978 in Baltimore, Maryland) is an American writer of sabermetrics primarily known for his work with baseball projections and minor league translations.
David Smith (baseball historian)
David W. Smith is a baseball researcher and historian.
David W. Smith is a baseball researcher and historian.
Decision (baseball)
A decision is a statistical credit given to a baseball pitcher.
A decision is a statistical credit given to a baseball pitcher.
Defense independent pitching statistics
In baseball, defense-independent pitching statistics measure a pitcher's effectiveness based only on plays that do not involve fielders: home runs allowed, strikeouts, hit batters, walks, and, m...
In baseball, defense-independent pitching statistics measure a pitcher's effectiveness based only on plays that do not involve fielders: home runs allowed, strikeouts, hit batters, walks, and, m...
Defense-Independent Component ERA
Abbreviated 'DICE', Defense-Independent Component ERA is a recent (21st century) variation on Component ERA, one of an increasing number of baseball sabermetrics that fall under the umbrella of ...
Abbreviated 'DICE', Defense-Independent Component ERA is a recent (21st century) variation on Component ERA, one of an increasing number of baseball sabermetrics that fall under the umbrella of ...
Defense-Independent ERA
Defense-Independent ERA (dERA), created by Voros McCracken, projects what a pitcher's earned run average (ERA) would have been, if not for the effects of defense and luck on the actual gam...
Defense-Independent ERA (dERA), created by Voros McCracken, projects what a pitcher's earned run average (ERA) would have been, if not for the effects of defense and luck on the actual gam...
Defensive spectrum
In Sabermetrics, the defensive spectrum is the graphical representation of the positions on a baseball field, arranged from top to bottom.
In Sabermetrics, the defensive spectrum is the graphical representation of the positions on a baseball field, arranged from top to bottom.
Double (baseball)
In baseball, a double is the act of a batter striking the pitched ball and safely reaching second base without being called out by the umpire, without the benefit of a fielder's misplay (see err...
In baseball, a double is the act of a batter striking the pitched ball and safely reaching second base without being called out by the umpire, without the benefit of a fielder's misplay (see err...
Double play
In baseball, a double play for a team or a fielder is the act of making two outs during the same continuous playing action.
In baseball, a double play for a team or a fielder is the act of making two outs during the same continuous playing action.
Earned run
In baseball, an earned run is any run for which the pitcher is held accountable.
In baseball, an earned run is any run for which the pitcher is held accountable.
Earned run average
In baseball statistics, earned run average (ERA) is the mean of earned runs given up by a pitcher per nine innings pitched.
In baseball statistics, earned run average (ERA) is the mean of earned runs given up by a pitcher per nine innings pitched.
Earnshaw Cook
Earnshaw Cook (March 28, 1900 in Reisterstown, Maryland – November 11, 1987 in Baltimore, Maryland) was an early researcher and proponent of sabermetrics, the analysis of baseball through statis...
Earnshaw Cook (March 28, 1900 in Reisterstown, Maryland – November 11, 1987 in Baltimore, Maryland) was an early researcher and proponent of sabermetrics, the analysis of baseball through statis...
Equivalent average
Equivalent Average (EqA) is a baseball metric invented by Clay Davenport and intended to express the production of hitters in a context independent of park and league effects.
Equivalent Average (EqA) is a baseball metric invented by Clay Davenport and intended to express the production of hitters in a context independent of park and league effects.
Extra base hit
In baseball, an extra base hit (EB, EBH or XBH), also known as a long hit, is any base hit on which the batter is able to advance past first base without the benefit of a...
In baseball, an extra base hit (EB, EBH or XBH), also known as a long hit, is any base hit on which the batter is able to advance past first base without the benefit of a...
Extra innings
Extra innings is the extension of a baseball and softball game in order to break a tie.
Extra innings is the extension of a baseball and softball game in order to break a tie.
Extrapolated Runs
Extrapolated Runs (XR) is a baseball statistic invented by sabermetrician Jim Furtado to estimate the number of runs a hitter contributes to his team.
Extrapolated Runs (XR) is a baseball statistic invented by sabermetrician Jim Furtado to estimate the number of runs a hitter contributes to his team.
Fangraphs
FanGraphs.com is a website run by Fangraphs Inc., located in Arlington, Virginia, and created and owned by David Appelman that provides statistics for every player in Major League Baseball history.
FanGraphs.com is a website run by Fangraphs Inc., located in Arlington, Virginia, and created and owned by David Appelman that provides statistics for every player in Major League Baseball history.
Fielding percentage
In baseball statistics, fielding percentage, also known as fielding average, is a measure that reflects the percentage of times a defensive player properly handles a batted or thrown ball.
In baseball statistics, fielding percentage, also known as fielding average, is a measure that reflects the percentage of times a defensive player properly handles a batted or thrown ball.
Game score
Game Score is a metric devised by Bill James to determine the strength of a pitcher in any particular baseball game.
Game Score is a metric devised by Bill James to determine the strength of a pitcher in any particular baseball game.
Game-winning RBI
Major league baseball kept record of game-winning RBI, or GW RBI, in the years 1980-1988.
Major league baseball kept record of game-winning RBI, or GW RBI, in the years 1980-1988.
Games in relief
In baseball statistics, games in relief (denoted by GIR) is the number of games in which a pitcher appears but is not the starting pitcher.
In baseball statistics, games in relief (denoted by GIR) is the number of games in which a pitcher appears but is not the starting pitcher.
Games pitched
In baseball statistics, games pitched (denoted by GP, or G in tables of only pitching statistics) is the number of games in which a player appears as a pitcher; a player who is annou...
In baseball statistics, games pitched (denoted by GP, or G in tables of only pitching statistics) is the number of games in which a player appears as a pitcher; a player who is annou...
Games played
Games played (most often abbreviated as G or GP) is a statistic used in team sports to indicate the total number of games in which a player has participated (in any capacity); the st...
Games played (most often abbreviated as G or GP) is a statistic used in team sports to indicate the total number of games in which a player has participated (in any capacity); the st...
Games started
In baseball statistics, games started (denoted by GS) indicates the number of games that a pitcher has started for his team.
In baseball statistics, games started (denoted by GS) indicates the number of games that a pitcher has started for his team.
Grand Slams Per At Bat
Grand Slams per at Bat, also known as G-SPAB, is a baseball statistic that measures how often a batter hits a grand slam per time at bat.
Grand Slams per at Bat, also known as G-SPAB, is a baseball statistic that measures how often a batter hits a grand slam per time at bat.
Gross Production Average
Gross Production Average or GPA is a baseball statistic created in 2003 by Aaron Gleeman, as a refinement of On-Base Plus Slugging (OPS).
Gross Production Average or GPA is a baseball statistic created in 2003 by Aaron Gleeman, as a refinement of On-Base Plus Slugging (OPS).
Hands lost
Hands lost was the second statistic to be commonly recorded in baseball.
Hands lost was the second statistic to be commonly recorded in baseball.
Hit (baseball)
In baseball statistics, a hit (denoted by H), also called a base hit, is credited to a batter when the batter safely reaches first base after hitting the ball into fair territory, wi...
In baseball statistics, a hit (denoted by H), also called a base hit, is credited to a batter when the batter safely reaches first base after hitting the ball into fair territory, wi...
Hit by pitch
In baseball, hit by pitch, or hit batsman, is a batter or his equipment being hit in some part of his body by a pitch from the pitcher.
In baseball, hit by pitch, or hit batsman, is a batter or his equipment being hit in some part of his body by a pitch from the pitcher.
Hits allowed
In Baseball statistics, hits allowed (HA) signifies the total number of hits a pitcher allowed.
In Baseball statistics, hits allowed (HA) signifies the total number of hits a pitcher allowed.
Hits per nine innings
In baseball statistics, hits per nine innings (denoted by H/9) is the average number of hits allowed by a pitcher in a nine inning period; calculated as: (hits allowed x 9) / innings pitched.
In baseball statistics, hits per nine innings (denoted by H/9) is the average number of hits allowed by a pitcher in a nine inning period; calculated as: (hits allowed x 9) / innings pitched.
Hold (baseball)
A hold (abbreviated HLD, H or HD) is awarded to a relief pitcher who meets the following three conditions: :1.
A hold (abbreviated HLD, H or HD) is awarded to a relief pitcher who meets the following three conditions: :1.
Home run
In baseball, a home run is scored when the ball is hit in such a way that the batter is able to reach home safely in one play without any errors being committed by the defensive team in the process.
In baseball, a home run is scored when the ball is hit in such a way that the batter is able to reach home safely in one play without any errors being committed by the defensive team in the process.
Home runs allowed
In baseball statistics, home runs allowed (HRA) signifies the total number of home runs a pitcher allowed.
In baseball statistics, home runs allowed (HRA) signifies the total number of home runs a pitcher allowed.
Home runs per nine innings
In baseball statistics, home runs allowed per 9 innings pitched (HR/9IP or HR/9) or home runs allowed per nine innings (denoted by HR/9) is the average number of home ru...
In baseball statistics, home runs allowed per 9 innings pitched (HR/9IP or HR/9) or home runs allowed per nine innings (denoted by HR/9) is the average number of home ru...
Inherited runner
In baseball statistics, inherited runners, or inherited baserunners, are the runners on base when a relief pitcher enters the game.
In baseball statistics, inherited runners, or inherited baserunners, are the runners on base when a relief pitcher enters the game.
Inherited runs allowed
In baseball statistics, inherited runs allowed (denoted by IRA) is a measure of the effectiveness of a relief pitcher who enters a game with runners on base.
In baseball statistics, inherited runs allowed (denoted by IRA) is a measure of the effectiveness of a relief pitcher who enters a game with runners on base.
Innings pitched
In baseball, innings pitched (IP) are the number of innings a pitcher has completed, measured by the number of batters and baserunners that are put out while the pitcher on the pitching mound in...
In baseball, innings pitched (IP) are the number of innings a pitcher has completed, measured by the number of batters and baserunners that are put out while the pitcher on the pitching mound in...
Inside Edge
Inside Edge provides advance scouting services and tools to baseball teams and media.
Inside Edge provides advance scouting services and tools to baseball teams and media.
Intentional base on balls
In baseball, an intentional base on balls, usually referred to as an intentional walk and denoted in baseball scorekeeping by IBB, is a walk issued to a batter by a pitcher with the...
In baseball, an intentional base on balls, usually referred to as an intentional walk and denoted in baseball scorekeeping by IBB, is a walk issued to a batter by a pitcher with the...
Isolated Power
Isolated Power or ISO is a sabermetrics baseball statistic which measures a batter's raw power.
Isolated Power or ISO is a sabermetrics baseball statistic which measures a batter's raw power.
Keith Woolner
Keith Woolner is an author for Baseball Prospectus and is the creator of the runs-based statistic VORP or Value Over Replacement Player.
Keith Woolner is an author for Baseball Prospectus and is the creator of the runs-based statistic VORP or Value Over Replacement Player.
Keltner list
The Keltner list is a systematic but non-numerical method for determining whether a baseball player is deserving of election to the National Baseball Hall of Fame in Cooperstown, New York.
The Keltner list is a systematic but non-numerical method for determining whether a baseball player is deserving of election to the National Baseball Hall of Fame in Cooperstown, New York.
Left on base
In baseball, a baserunner is said to be left on base (abbreviated LOB) when the half-inning ends, he has not scored, and he has not been put out.
In baseball, a baserunner is said to be left on base (abbreviated LOB) when the half-inning ends, he has not scored, and he has not been put out.
Longest professional baseball game
The Pawtucket Red Sox and Rochester Red Wings, two teams from the Triple-A International League, played the longest game in professional baseball history.
The Pawtucket Red Sox and Rochester Red Wings, two teams from the Triple-A International League, played the longest game in professional baseball history.
Mendoza Line
The Mendoza Line is an expression in baseball in the United States, deriving from the name of shortstop Mario Mendoza, whose lifetime batting average is taken to define the threshold of incompet...
The Mendoza Line is an expression in baseball in the United States, deriving from the name of shortstop Mario Mendoza, whose lifetime batting average is taken to define the threshold of incompet...
MIT Sloan Sports Analytics Conference
The MIT Sloan Sports Analytics Conference goal is to provide a forum to discuss the increasing role of analytics in the sports industry.
The MIT Sloan Sports Analytics Conference goal is to provide a forum to discuss the increasing role of analytics in the sports industry.
Moneyball (film)
Moneyball is a 2011 biographical sports drama film directed by Bennett Miller and distributed by Columbia Pictures.
Moneyball is a 2011 biographical sports drama film directed by Bennett Miller and distributed by Columbia Pictures.
NERD (sabermetrics)
In baseball statistics, NERD (a wink towards towards the mnemonic "Narration, Exposition, Reflection, Description") is a quantitative measure of expected aesthetical value.
In baseball statistics, NERD (a wink towards towards the mnemonic "Narration, Exposition, Reflection, Description") is a quantitative measure of expected aesthetical value.
On-base percentage
In baseball statistics, on-base percentage is a measure of how often a batter reaches base for any reason other than a fielding error, fielder's choice, dropped/uncaught third strike, fielder's ...
In baseball statistics, on-base percentage is a measure of how often a batter reaches base for any reason other than a fielding error, fielder's choice, dropped/uncaught third strike, fielder's ...
On-base plus slugging
On-base plus slugging is a sabermetric baseball statistic calculated as the sum of a player's on-base percentage and slugging percentage.
On-base plus slugging is a sabermetric baseball statistic calculated as the sum of a player's on-base percentage and slugging percentage.
Passed ball
In baseball, a catcher is charged with a passed ball when he fails to hold or control a legally pitched ball that, with ordinary effort, should have been maintained under his control.
In baseball, a catcher is charged with a passed ball when he fails to hold or control a legally pitched ball that, with ordinary effort, should have been maintained under his control.
PECOTA
PECOTA, a backronym for Player Empirical Comparison and Optimization Test Algorithm, is a sabermetric system for forecasting Major League Baseball player performance.
PECOTA, a backronym for Player Empirical Comparison and Optimization Test Algorithm, is a sabermetric system for forecasting Major League Baseball player performance.
Peripheral ERA
Peripheral ERA (PERA) is a pitching statistic created by the Baseball Prospectus team.
Peripheral ERA (PERA) is a pitching statistic created by the Baseball Prospectus team.
Pickoff
In baseball, a Pickoff is an act by a pitcher or a catcher, throwing a live ball to a fielder so that the fielder can tag out a baserunner who is either leading off or about to begin stealing th...
In baseball, a Pickoff is an act by a pitcher or a catcher, throwing a live ball to a fielder so that the fielder can tag out a baserunner who is either leading off or about to begin stealing th...
Pitch count
In baseball statistics, pitch count is the number of pitches thrown by a pitcher in a game.
In baseball statistics, pitch count is the number of pitches thrown by a pitcher in a game.
Pitchers of record
Pitcher of record is a baseball term that refers to a pitcher who is credited with the win or charged with the loss in a particular game.
Pitcher of record is a baseball term that refers to a pitcher who is credited with the win or charged with the loss in a particular game.
Plate appearance
In baseball statistics, a player is credited with a plate appearance (denoted by PA) each time he completes a turn batting.
In baseball statistics, a player is credited with a plate appearance (denoted by PA) each time he completes a turn batting.
Power–speed number
Power–speed number or power/speed number (PSN) is a sabermetrics baseball statistic developed by baseball author and analyst Bill James which combines a player's home run and stolen ...
Power–speed number or power/speed number (PSN) is a sabermetrics baseball statistic developed by baseball author and analyst Bill James which combines a player's home run and stolen ...
Pythagenpat
Pythagenpat is a formula created by David Smyth and "U.S. Patriot" which attempts to find the optimal exponent to use in the Pythagorean expectation formula.
Pythagenpat is a formula created by David Smyth and "U.S. Patriot" which attempts to find the optimal exponent to use in the Pythagorean expectation formula.
Pythagorean expectation
Pythagorean expectation is a formula invented by Bill James to estimate how many games a baseball team "should" have won based on the number of runs they scored and allowed.
Pythagorean expectation is a formula invented by Bill James to estimate how many games a baseball team "should" have won based on the number of runs they scored and allowed.
QuesTec
QuesTec is a digital media company that pioneered virtual replay from real-time measurement data for baseball and tennis.
QuesTec is a digital media company that pioneered virtual replay from real-time measurement data for baseball and tennis.
Range factor
Range Factor is a baseball statistic developed by Bill James.
Range Factor is a baseball statistic developed by Bill James.
Rany Jazayerli
Rany Jazayerli, a Chicago-area dermatologist, is a co-founder of and writer for Baseball Prospectus.
Rany Jazayerli, a Chicago-area dermatologist, is a co-founder of and writer for Baseball Prospectus.
Relief wins plus saves
In baseball statistics, relief wins plus saves (denoted by W+S) is a measure of success used for relief pitchers, calculated as: wins in relief + saves.
In baseball statistics, relief wins plus saves (denoted by W+S) is a measure of success used for relief pitchers, calculated as: wins in relief + saves.
Retrosheet
Retrosheet is a non-profit organization whose website features major league baseball box scores and play-by-play narratives for almost every contest from 1871–1872, 1874, 1911 NL, and 1918–2011.
Retrosheet is a non-profit organization whose website features major league baseball box scores and play-by-play narratives for almost every contest from 1871–1872, 1874, 1911 NL, and 1918–2011.
RotoGraphs
RotoGraphs is a website run by Fangraphs Inc., created and owned by David Appelman.
RotoGraphs is a website run by Fangraphs Inc., created and owned by David Appelman.
Run (baseball)
In baseball, a run is scored when a player advances around first, second and third base and returns safely to home plate, touching the bases in that order, before three outs are recorded.
In baseball, a run is scored when a player advances around first, second and third base and returns safely to home plate, touching the bases in that order, before three outs are recorded.
Run average
In baseball statistics, run average (RA) refers to measures of the rate at which runs are allowed or scored.
In baseball statistics, run average (RA) refers to measures of the rate at which runs are allowed or scored.
Run batted in
Run batted in or RBI is a statistic used in baseball and softball to credit a batter when the outcome of his at-bat results in a run being scored, except in certain situations such as when...
Run batted in or RBI is a statistic used in baseball and softball to credit a batter when the outcome of his at-bat results in a run being scored, except in certain situations such as when...
Run support
Run support is a baseball statistic used to assess a starting pitcher's good fortune.
Run support is a baseball statistic used to assess a starting pitcher's good fortune.
Runs created
Runs created (RC) is a baseball statistic invented by Bill James to estimate the number of runs a hitter contributes to his team.
Runs created (RC) is a baseball statistic invented by Bill James to estimate the number of runs a hitter contributes to his team.
Runs per nine innings
In baseball statistics, runs per nine innings (denoted by R/9) is a measure of a pitcher's effectiveness in preventing runs; calculated as: (9 × runs allowed) / (innings pitched).
In baseball statistics, runs per nine innings (denoted by R/9) is a measure of a pitcher's effectiveness in preventing runs; calculated as: (9 × runs allowed) / (innings pitched).
Runs produced
Runs produced is a baseball statistic that can help estimate the number of runs a hitter contributes to his team.
Runs produced is a baseball statistic that can help estimate the number of runs a hitter contributes to his team.
Sabermetrics
Sabermetrics is the specialized analysis of baseball through objective evidence, especially baseball statistics that measure in-game activity.
Sabermetrics is the specialized analysis of baseball through objective evidence, especially baseball statistics that measure in-game activity.
Save (baseball)
In baseball, a save (abbreviated SV or S or "SVO" for a save opportunity) is credited to a pitcher who finishes a game for the winning team under certain prescribed circumstances.
In baseball, a save (abbreviated SV or S or "SVO" for a save opportunity) is credited to a pitcher who finishes a game for the winning team under certain prescribed circumstances.
Secondary average
Secondary average, or SecA, is a baseball statistic - more precisely, a sabermetric measurement of hitting performance.
Secondary average, or SecA, is a baseball statistic - more precisely, a sabermetric measurement of hitting performance.
Shutdown inning
In baseball or kickball, a shutdown inning occurs when a team follows a half-inning in which they scored at least one run with a half-inning in which they allowed no runs.
In baseball or kickball, a shutdown inning occurs when a team follows a half-inning in which they scored at least one run with a half-inning in which they allowed no runs.
Shutouts in baseball
In Major League Baseball, a shutout refers to the act by which a single pitcher pitches a complete game and does not allow the opposing team to score a run.
In Major League Baseball, a shutout refers to the act by which a single pitcher pitches a complete game and does not allow the opposing team to score a run.
Similarity score
In Sabermetrics and APBRmetrics, similarity scores are a method of comparing baseball and basketball players to other players, with the intent of discovering who the most similar historical play...
In Sabermetrics and APBRmetrics, similarity scores are a method of comparing baseball and basketball players to other players, with the intent of discovering who the most similar historical play...
Single (baseball)
In baseball, a single is the most common type of base hit, accomplished through the act of a batter safely reaching first base by hitting a fair ball (thus becoming a runner) and getting to firs...
In baseball, a single is the most common type of base hit, accomplished through the act of a batter safely reaching first base by hitting a fair ball (thus becoming a runner) and getting to firs...
Society for American Baseball Research
The Society for American Baseball Research was established in Cooperstown, New York, in August 1971 by Bob Davids of Washington, D.C. The Society's mission is to foster the research and dissemi...
The Society for American Baseball Research was established in Cooperstown, New York, in August 1971 by Bob Davids of Washington, D.C. The Society's mission is to foster the research and dissemi...
Speed Score
Speed Score is a statistic used in Sabermetric studies to evaluate a baseball player's speed.
Speed Score is a statistic used in Sabermetric studies to evaluate a baseball player's speed.
STATS LLC
STATS, Inc., currently known as STATS LLC, is a global sports statistics and information company – the company name originated as an acronym for "Sports Team Analysis and Tracking Sy...
STATS, Inc., currently known as STATS LLC, is a global sports statistics and information company – the company name originated as an acronym for "Sports Team Analysis and Tracking Sy...
STATS, Inc.
STATS, Inc., currently known as STATS LLC, is a global sports s9tatistics and information company – the company name originated as an acronym for "Sports Team Analysis and Tracking S...
STATS, Inc., currently known as STATS LLC, is a global sports s9tatistics and information company – the company name originated as an acronym for "Sports Team Analysis and Tracking S...
Stolen base
In baseball, a stolen base occurs when a baserunner successfully advances to the next base while the pitcher is delivering the ball to home plate.
In baseball, a stolen base occurs when a baserunner successfully advances to the next base while the pitcher is delivering the ball to home plate.
Stolen base percentage
Stolen base percentage is a statistic used in baseball.
Stolen base percentage is a statistic used in baseball.
Strikeout
In baseball or softball, a strikeout or strike-out occurs when a batter receives three strikes during his time at bat.
In baseball or softball, a strikeout or strike-out occurs when a batter receives three strikes during his time at bat.
Strikeout-to-walk ratio
In baseball statistics, strikeout-to-walk ratio (K/BB) is a measure of a pitcher's ability to control pitches; calculated as: strikeouts divided by bases on balls.
In baseball statistics, strikeout-to-walk ratio (K/BB) is a measure of a pitcher's ability to control pitches; calculated as: strikeouts divided by bases on balls.
Strikeouts per 9 innings pitched
In baseball statistics, strikeouts per 9 innings pitched is the mean of strikeouts, by a pitcher per nine innings pitched.
In baseball statistics, strikeouts per 9 innings pitched is the mean of strikeouts, by a pitcher per nine innings pitched.
Super linear weights
Super Linear Weights is a method for evaluating the contributions of a baseball player towards his team.
Super Linear Weights is a method for evaluating the contributions of a baseball player towards his team.
The Hardball Times
The Hardball Times (abbreviated as THT) is a website which publishes news, original comments and statistical analysis of baseball each week Monday through Friday, in addition to the Har...
The Hardball Times (abbreviated as THT) is a website which publishes news, original comments and statistical analysis of baseball each week Monday through Friday, in addition to the Har...
The Neyer/James Guide to Pitchers
The Neyer/James Guide to Pitchers (ISBN 0-7432-6158-5) is a non-fiction baseball reference book, written by Rob Neyer and Bill James and published by Simon & Schuster in June 2004.
The Neyer/James Guide to Pitchers (ISBN 0-7432-6158-5) is a non-fiction baseball reference book, written by Rob Neyer and Bill James and published by Simon & Schuster in June 2004.
Times on base
In baseball statistics, the term times on base, also abbreviated as TOB, is the cumulative total number of times a batter has reached base as a result of hits, walks and hit by pitches.
In baseball statistics, the term times on base, also abbreviated as TOB, is the cumulative total number of times a batter has reached base as a result of hits, walks and hit by pitches.
Tom Tango
Tom Tango and "TangoTiger" are aliases used online by a baseball sabermetrics and ice hockey statistics analyst.
Tom Tango and "TangoTiger" are aliases used online by a baseball sabermetrics and ice hockey statistics analyst.
Total average
Total average is a baseball statistic devised by sportswriter Thomas Boswell in the 1970s.
Total average is a baseball statistic devised by sportswriter Thomas Boswell in the 1970s.
Total Baseball
Total Baseball (Latest Edition ISBN 189496327X, First Published 1989) is a baseball encyclopedia first compiled by John Thorn and Pete Palmer in 1989.
Total Baseball (Latest Edition ISBN 189496327X, First Published 1989) is a baseball encyclopedia first compiled by John Thorn and Pete Palmer in 1989.
Total chances
In baseball statistics, total chances (TC), also called chances offered, represents the number of plays in which a defensive player has participated.
In baseball statistics, total chances (TC), also called chances offered, represents the number of plays in which a defensive player has participated.
Total player rating
Total player rating (TPR), also known as Batter-Fielder/Pitcher Wins (BFW/PW) is a metric for measuring the value of baseball players, and to enable players to be compared against each oth...
Total player rating (TPR), also known as Batter-Fielder/Pitcher Wins (BFW/PW) is a metric for measuring the value of baseball players, and to enable players to be compared against each oth...
TRA (baseball statistic)
tRA is a baseball statistic used to measure the performance of a pitcher.
tRA is a baseball statistic used to measure the performance of a pitcher.
Triple (baseball)
In baseball, a triple is the act of a batter safely reaching third base after hitting the ball, with neither the benefit of a fielder's misplay (see error) nor another runner being put out on a ...
In baseball, a triple is the act of a batter safely reaching third base after hitting the ball, with neither the benefit of a fielder's misplay (see error) nor another runner being put out on a ...
Ultimate Value Index
Ultimate Value Index, often abbreviated as UVI, is a baseball statistic developed by Scout.com columnist Nathaniel Stoltz that condenses a player's value into one statistic, whether the player i...
Ultimate Value Index, often abbreviated as UVI, is a baseball statistic developed by Scout.com columnist Nathaniel Stoltz that condenses a player's value into one statistic, whether the player i...
Ultimate zone rating
Ultimate zone rating is a sabermetric statistic used to measure fielding.
Ultimate zone rating is a sabermetric statistic used to measure fielding.
Value over replacement player
In baseball, value over replacement player (or VORP) is a statistic popularized by Keith Woolner that demonstrates how much a hitter contributes offensively or how much a pitcher contribut...
In baseball, value over replacement player (or VORP) is a statistic popularized by Keith Woolner that demonstrates how much a hitter contributes offensively or how much a pitcher contribut...
Walk percentage
Walk percentage is a baseball statistic criterion.
Walk percentage is a baseball statistic criterion.
Walk-to-strikeout ratio
In baseball statistics, walk-to-strikeout ratio (BB/K) is a measure of a hitter's plate discipline and knowledge of the strike zone.
In baseball statistics, walk-to-strikeout ratio (BB/K) is a measure of a hitter's plate discipline and knowledge of the strike zone.
Walks plus hits per inning pitched
In baseball statistics, walks plus hits per inning pitched (WHIP) is a sabermetric measurement of the number of baserunners a pitcher has allowed per inning pitched.
In baseball statistics, walks plus hits per inning pitched (WHIP) is a sabermetric measurement of the number of baserunners a pitcher has allowed per inning pitched.
Wild pitch
In baseball, a wild pitch (abbreviated WP) is charged against a pitcher when his pitch is too high, too short, or too wide of home plate for the catcher to control with ordinary effort, th...
In baseball, a wild pitch (abbreviated WP) is charged against a pitcher when his pitch is too high, too short, or too wide of home plate for the catcher to control with ordinary effort, th...
Win probability added
Win Probability Added is a sport statistic which attempts to measure a player's contribution to a win by figuring the factor by which each specific play made by that player has altered the outco...
Win Probability Added is a sport statistic which attempts to measure a player's contribution to a win by figuring the factor by which each specific play made by that player has altered the outco...
Win shares
Win shares is the name of the metric Bill James describes in his 2002 book Win Shares.
Win shares is the name of the metric Bill James describes in his 2002 book Win Shares.
Win Shares (book)
Win Shares is a book about baseball written by Bill James and Jim Henzler, published by STATS, Inc. in 2002.
Win Shares is a book about baseball written by Bill James and Jim Henzler, published by STATS, Inc. in 2002.
Winning percentage
In sports, a win–loss record (also called a won-lost record or winning percentage) is the number of wins and losses accumulated by a player or team.
In sports, a win–loss record (also called a won-lost record or winning percentage) is the number of wins and losses accumulated by a player or team.
Wins above replacement
Wins Above Replacement, commonly known as WAR, is a non-standardized sabermetric baseball statistic that is used to show how many more wins a player would give a team as opposed to a "repl...
Wins Above Replacement, commonly known as WAR, is a non-standardized sabermetric baseball statistic that is used to show how many more wins a player would give a team as opposed to a "repl...
Win–loss record
In sports, a win–loss record (also called a won-lost record or winning percentage) is the number of wins and losses accumulated by a player or team.
In sports, a win–loss record (also called a won-lost record or winning percentage) is the number of wins and losses accumulated by a player or team.
wOBA
In baseball, wOBA (or weighted on-base average) is a statistic, based on linear weights, designed to measure a player's overall offensive contributions per plate appearance.
In baseball, wOBA (or weighted on-base average) is a statistic, based on linear weights, designed to measure a player's overall offensive contributions per plate appearance.