Leaders & Trailers Baseball Player Won-Loss Records
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Leaders and Trailers
1980 American League
(only includes games for which Retrosheet has released play-by-play data)

Positional Average (Weighted Avg of Options): 0.500 (1-Year) (9-Year) (Long-Run)

Positional Averages for Pitchers (Wgted Avg of Options): 0.500 vs. Different Values for Starting vs. Relief Pitchers: (Empirical) (Based on Pitchers who Do Both)


Leaders and Trailers for a Specific League/Season (1916 to 2019)

Multiple Seasons (Players):  
  to  

Leaders and Trailers over Full Retrosheet Era (1916 to 2019)

Players:  Single-Season,   Career;    Teams:  Single-Season

Statistics to Show for Leaders and Trailers

Regular Season Only
Total Wins (Wins, Losses, WOPA, WORL):    pWins    eWins
Batting    Baserunning    Offense    Pitching    Fielding (all positions)    Defense
By Position:    P    C    1B    2B    3B    SS    LF    CF    RF    DH    PH    PR    P Off.    SP    RP
By Component :    1    2    3    4    3&4    5    6    7    8    9    8&9
Fielding, by Position:    P    C    1B    2B    3B    SS    LF    CF    RF

Postseason (Players only):    Total, All Series    World Series    League Championship Series    Division Series    Wild Card Round
Total Wins (Regular Season plus Postseason):    pWins    eWins

Missing games extrapolated



pWins (incl. postseason)
Top 10 Players		           pLosses (incl. postseason)
Top 10 Players
Player pWins pLosses pWOPA           Player pWins pLosses pWOPA
1Willie Wilson27.620.06.8
9.1
1Alfredo Griffin16.722.9-4.5
-2.6
2Rickey Henderson26.620.54.9
7.2
2Rick Burleson20.221.00.8
2.8
3Ben Oglivie24.920.13.8
6.0
3Al Oliver21.720.60.1
2.2
4Tony Armas Sr.23.118.53.7
5.7
4Rickey Henderson26.620.54.9
7.2
5Dwayne Murphy22.719.42.9
4.9
5Jim Morrison19.020.3-0.4
1.5
6Al Bumbry22.017.74.0
5.9
6Carney Lansford15.720.1-4.5
-2.8
7Al Oliver21.720.60.1
2.2
7Ben Oglivie24.920.13.8
6.0
8Ken Singleton21.716.64.2
6.1
8Willie Wilson27.620.06.8
9.1
9Robin Yount21.618.14.9
6.8
9Dwayne Murphy22.719.42.9
4.9
10Willie Randolph20.815.36.2
7.9
10Bump Wills17.819.1-0.4
1.4


pWins over Positional Average
Top 10 Players		           pWins over Replacement Level
Top 10 Players
Player pWins pLosses pWOPA           Player pWins pLosses pWOPA
1George Brett19.911.28.6
10.1
1George Brett19.911.28.6
10.1
2Willie Wilson27.620.06.8
9.1
2Willie Wilson27.620.06.8
9.1
3Mike Norris17.511.06.7
8.5
3Mike Norris17.511.06.7
8.5
4Willie Randolph20.815.36.2
7.9
4Willie Randolph20.815.36.2
7.9
5Dan Quisenberry13.16.95.9
7.7
5Dan Quisenberry13.16.95.9
7.7
6Tommy John16.311.45.1
6.8
6Rickey Henderson26.620.54.9
7.2
7Reggie Jackson20.014.55.0
6.8
7Tommy John16.311.45.1
6.8
8Rickey Henderson26.620.54.9
7.2
8Robin Yount21.618.14.9
6.8
9Robin Yount21.618.14.9
6.8
9Reggie Jackson20.014.55.0
6.8
10Scott McGregor15.310.84.7
6.3
10Scott McGregor15.310.84.7
6.3


pWins over Positional Average
Bottom 10 Players		           pWins over Replacement Level
Bottom 10 Players
Player pWins pLosses pWOPA           Player pWins pLosses pWOPA
1Joe Simpson10.714.9-4.7
-3.4
1Joe Simpson10.714.9-4.7
-3.4
2Carney Lansford15.720.1-4.5
-2.8
2Carney Lansford15.720.1-4.5
-2.8
3Alfredo Griffin16.722.9-4.5
-2.6
3Mike Parrott4.98.6-3.7
-2.8
4Jim Beattie8.412.6-4.1
-2.7
4Juan Beniquez6.19.5-3.5
-2.8
5Dan T. Meyer15.518.6-4.0
-2.3
5Jim Beattie8.412.6-4.1
-2.7
6Mike Parrott4.98.6-3.7
-2.8
6Alfredo Griffin16.722.9-4.5
-2.6
7Brian Kingman11.114.8-3.6
-1.9
7Dan T. Meyer15.518.6-4.0
-2.3
8Leon Roberts11.914.9-3.6
-2.3
8Leon Roberts11.914.9-3.6
-2.3
9Juan Beniquez6.19.5-3.5
-2.8
9Rod Craig5.68.1-2.7
-2.0
10Mario Guerrero9.813.8-3.1
-1.9
10Mario Guerrero9.813.8-3.1
-1.9


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