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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.
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.
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23 lis 2011 · In ERA+, a bigger number is better, and in ERA-, a smaller number is better. ERA+ looks the way it does because it has the same scale as OPS+, and you can find it on...
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).
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14 wrz 2012 · Basically, ERA- takes a pitcher's ERA and compares it to league-average, scoring from a center of 100. For every point below 100 in an ERA- score, that's means that the pitcher's ERA is one...
