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The SPORTS REFERENCE, STATHEAD, IMMACULATE GRID, and IMMACULATE FOOTY trademarks are owned exclusively by Sports Reference LLC. Use without license or authorization is expressly prohibited. Much of the play-by-play, game results, and transaction information both shown and used to create certain data sets was obtained free of charge from and is ...
Adjusted ERA+, often simply abbreviated to ERA+ or ERA plus, is a pitching statistic in baseball. It adjusts a pitcher's earned run average (ERA) according to the pitcher's ballpark (in case the ballpark favors batters or pitchers) and the ERA of the pitcher's league.
The SPORTS REFERENCE, STATHEAD, IMMACULATE GRID, and IMMACULATE FOOTY trademarks are owned exclusively by Sports Reference LLC. Use without license or authorization is expressly prohibited. Much of the play-by-play, game results, and transaction information both shown and used to create certain data sets was obtained free of charge from and is ...
Definition. ERA+ takes a player's ERA and normalizes it across the entire league. It accounts for external factors like ballparks and opponents. It then adjusts, so a score of 100 is league average, and 150 is 50 percent better than the league average.
25 mar 2010 · We Goofed: ERA+ numbers. Posted by Sean Forman on March 25, 2010. Right now on the site you'll see different ERA+ numbers from what you are used to seeing on the site. The old formula was 100* (lgERA/playerERA). The numbers you see now are 100* (2- playerERA/lgERA).
ERA+ takes a player's earned run average (ERA) and normalizes it across the entire league. It accounts for external factors like ballparks and opponents. A score of 100 is league average, and 150 is 50 percent better than the league average.
ERA+ is a measure of a pitcher's ERA adjusted for the effects of the ballpark they pitch in and the league average ERA. It is calculated using a complex formula that takes into account the league ERA, the player's ERA, and the park factor.
