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In baseball statistics, earned run average (ERA) is the average of earned runs allowed by a pitcher per nine innings pitched (i.e. the traditional length of a game). It is determined by dividing the number of earned runs allowed by the number of innings pitched and multiplying by nine. Thus, a lower ERA is better. Runs resulting from passed balls or defensive errors (including pitchers' defensive errors) are recorded as unearned runs and omitted from ERA calculations.

AttributesValues
rdfs:label
  • Earned run average (en)
  • Earned Run Average (de)
  • Moyenne de points mérités (fr)
  • Media PGL (it)
  • 防御率 (ja)
  • 평균자책점 (ko)
  • Earned run average (nl)
  • Earned run average (pl)
  • Média de corridas limpas (pt)
  • Earned run average (ru)
  • Earned run average (sv)
  • 防禦率 (zh)
rdfs:comment
  • In baseball statistics, earned run average (ERA) is the average of earned runs allowed by a pitcher per nine innings pitched (i.e. the traditional length of a game). It is determined by dividing the number of earned runs allowed by the number of innings pitched and multiplying by nine. Thus, a lower ERA is better. Runs resulting from passed balls or defensive errors (including pitchers' defensive errors) are recorded as unearned runs and omitted from ERA calculations. (en)
  • La moyenne de points mérités (en anglais, earned run average ou ERA) est une statistique de baseball pour évaluer la qualité des lanceurs. Plus cette moyenne est basse, meilleure est la performance du joueur. Cette statistique est nommée earned run average en anglais (ERA en abrégé). (fr)
  • Nel gioco del baseball, la media PGL (punti guadagnati sul lanciatore) è la statistica che descrive la media di punti concessi da un lanciatore sulla distanza di 9 inning di gioco. Traduzione del termine statunitense ERA ("earned run average"), si ottiene moltiplicando per 9 il numero di punti concesso da un lanciatore nel corso della sua prestazione, e dividendo il prodotto per il numero di inning lanciati. (it)
  • 防御率(ぼうぎょりつ、Earned Run Average / ERA)は、野球やクリケットなどにおいて、投手が規定イニングで与えた自責点を平均した数値である。 自責点が少ないほど低い数値になるため、数値が低いほど成績が優れていることになる。 (ja)
  • Earned run average (ERA) is een van de statistieken die wordt bijgehouden in het honkbal. Het getal staat voor het aantal runs dat een werper tegen krijgt berekend over een volledige wedstrijd van negen innings. De ERA wordt bepaald door het aantal runs te delen door het aantal geworpen innings vermenigvuldigd met negen. Runs door honklopers die de honken hebben bereikt als gevolg van een fout (ook als het er een van de pitcher was) tellen niet mee in de ERA. Hoe lager de ERA, hoe beter een pitcher presteert. (nl)
  • 평균자책점(영어: Earned Run Average, ERA)은 야구에서 투수를 평가하는 지표 중 하나다. 약칭은 평자, 평자책이며, 일본 야구에서는 "방어율(防禦率)"이라고 한다. 투수의 9 이닝당 자책점으로 나타내며 비교적 계산하기 쉽기 때문에 예전부터 투수를 평가하는 지표 중에서 가장 중요하게 여겨졌으나 등판 경기수, 상대의 타력, 수비력 등의 차이를 반영하기 힘들다는 단점이 있기 때문에 이를 반영하여 보정한 조정 평균자책점이 나오게 되었다. (ko)
  • Earned run average (w skrócie ERA) – w baseballu statystyka dla miotacza. Oznacza stosunek liczby runów, które drużyna atakująca zdobyła przeciwko niemu do liczby inningów, które rozegrał do momentu zejścia z boiska, pomnożony przez 9. Na konto miotacza nie zapisuje się jednak runów wynikających z błędów pozostałych graczy obrony, stąd nazwa earned, co można przetłumaczyć jako „zasłużone”. (pl)
  • ERA (Earned run average) — статистический показатель в бейсболе. Показывает уровень подачи питчера, то есть сколько ранов он пропускает в среднем за 9 иннингов. Чем ниже ERA, тем лучше он бросает. (ru)
  • Nas do beisebol, média de corridas limpas (ERA; earned run average) é a média de corridas limpas cedidas por um arremessador por nove entradas arremessadas. (pt)
  • 防禦率(英語:ERA, earned run average),又稱自責分率,是棒球術語,指投手平均每場球所失的自責分。投手因為被打安打或四壞而讓人上壘(因為野手失誤而上壘的不算),然後又因任何原因讓這上壘的人回來得分(就算換投手,惟壘上那人還是原投手要負責的),此時的得分則為自責分。 若某野手失誤讓人上壘,而該守備足以結束此局者,之後只要有,都不算自責分;因為若沒發生失誤,此局可以提早結束,所以不是投手的錯。 (zh)
  • Earned Run Average (ERA) ist eine Statistik im Baseball, die angibt, wie viele gegnerische Runs (Punkte) ein Pitcher durchschnittlich in neun Innings zulässt. In die Berechnung gehen aber nicht alle Runs ein, die dieser Pitcher abgegeben hat, sondern nur die sogenannten Earned Runs. Gemäß den Scoringregeln werden nur die Runs als Earned Runs gezählt, die ohne die Hilfe von Errors und Passed Balls erzielt werden. Damit soll die Leistung der Defense herausgerechnet werden, so dass der Earned Run Average nur die Qualität des Pitchings misst. Der Earned Run Average gibt also an, wie viele Punkte eine gegnerische Mannschaft gegen diesen Pitcher erzielen würde, wenn dieser eine volle Partie (ohne Extra-Innings) durchpitchen würde und seine Mannschaft in der Defensive keine Fehler macht. (de)
  • Earned run average (förkortat ERA) är en statistisk kategori i baseboll. Den är en av de viktigaste för en pitcher. ERA räknas ut genom att man tar antalet "förtjänta" (engelska: earned runs) som en pitcher har tillåtit motståndarna att göra och dividerar det med antalet innings pitched och multiplicerar resultatet med nio. Detta ger ett mått på hur många poäng en pitcher tillåter i snitt per match. Ju lägre ERA desto bättre. För catchers kan man räkna ut catcher's ERA (förkortat CERA), med vilket man avser den ERA som pitchers har när de pitchar till den aktuella catchern. (sv)
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