What does ER mean in baseball?

An earned run is any run that scores against a pitcher without the benefit of an error or a passed ball. Often, it is the judgment of the official scorer as to whether a specific run would've scored without the defensive mishap.

What does E mean in batting?

In baseball statistics, earned run average is the mean of earned runs given up by a pitcher per nine innings pitched. It is determined by dividing the number of earned runs allowed by the number of innings pitched and multiplying by nine.

How is an earned run determined?

In baseball, an earned run is any run that was fully enabled by the offensive team's production in the face of competent play from the defensive team. Conversely, an unearned run is a run that would not have been scored without the aid of an error or a passed ball committed by the defense.

What is the E in MLB?

E: Errors. Total errors, or mistakes that should have resulted in an out, committed by each team.

What is the difference between an earned and unearned run?

The purpose of the unearned run is to distinguish which runs a pitcher is at fault for allowing. Unearned runs do not count against a pitcher's ERA. However, there are a few flaws with ignoring unearned runs when evaluating a pitcher. First, it's a pitcher's job to prevent runs -- not to simply prevent earned runs.

What is K MLB?

In the scorebook, a strikeout is denoted by the letter K. A third-strike call on which the batter doesn't swing is denoted with a backward K.

What is a BB in baseball?

Definition. A walk (or base on balls) occurs when a pitcher throws four pitches out of the strike zone, none of which are swung at by the hitter. After refraining from swinging at four pitches out of the zone, the batter is awarded first base. In the scorebook, a walk is denoted by the letters BB.

What does LOB mean in baseball?

Left on base can be viewed as both an individual statistic or as a team statistic. In an individual batter's case, it refers to how many men remain on base after that batter makes an out at the plate, as the batter has failed to do his job to score those runners -- or at least put himself in a position to score.

What does P3 mean in baseball?

P3, Premier Pitching and Performance, offers youth, high school, college and professional baseball players pitching instruction and athletic training.

Can a pitcher make a fielding error?

Pitchers can make errors as a fielder just like any fielder can. A wild pitch is not considered an error, but when the pitcher is acting as a defensive player, errors are treated the same way as for any fielder. Check out the new iScore Baseball documentation page!

Does a hit by pitch count as an at bat?

A batter hit by a pitch is not credited with a hit or at bat, but is credited with a time on base and a plate appearance; therefore, being hit by a pitch does not increase or decrease a player's batting average but does increase his on-base percentage.

What does IP mean in baseball?

Definition. Innings pitched measures the number of innings a pitcher remains in a game. Because there are three outs in an inning, each out recorded represents one-third of an inning pitched.

What is a slug in baseball?

Definition. Slugging percentage represents the total number of bases a player records per at-bat. Unlike on-base percentage, slugging percentage deals only with hits and does not include walks and hit-by-pitches in its equation. Slugging percentage differs from batting average in that all hits are not valued equally.

What does TBD mean in baseball?

I figured out that TBA is "to be announced,' which means we know; TBD means "to be determined,' we haven't determined it yet. So we're TBA." Back-to-back crowd.

What does CB mean in baseball?

CB: Number of Curveballs.

What does HP mean in baseball?

HBP: Hit by pitch. HP: Home plate. HR: Home Run. IBB: Intentional base on balls. IF: Infielder.

What does E5 mean in baseball?

Scoresheet Errors

"E" after the main symbol means there was a throwing error - all baserunners moves up one base. "E1, E2, E3, E4, E5, or E6" means that fielder made an error on a hit ball - the batter gets to first and all baserunners move up one base.

What does F7 mean in baseball?

A flyout to left field would listed as F7. A lineout to center field might be L8, or F8 with a straight line above the F and the 8 to indicate a line drive.

What does H mean in baseball?

A hit occurs when a batter strikes the baseball into fair territory and reaches base without doing so via an error or a fielder's choice.

What is Line Drive baseball?

Line-drive rate represents the percentage of balls hit into the field of play that are characterized as line drives. Each ball that is hit into the field of play is characterized as a line drive, a fly ball, a ground ball or a pop-up. Line-drive rate can be used as a metric to evaluate both hitters and pitchers.

Why is a strikeout called AK in baseball?

A “K” is used to refer to a strikeout in baseball because the letter “S” was already used to score a sacrifice. So Henry Chadwick, the inventor of the box score, began using the letter “K” in the 1860s because it is the last letter of “struck”, which was the common term for a strikeout at the time.

Why is K used for strike?

Chadwick used S for sacrifice and chose K for strikeout. He did so because K is the prominent letter of the word "strike," which was used more frequently than strikeout. Some scorers use a forward K for a swinging strikeout, a backward K for a batter caught looking.

Why are there 4 balls and 3 strikes?

That created a bit of a pace problem, so in 1858, called strikes were implemented with one caveat: batters would receive one "warning" call for the first hittable pitch they let pass. So, effectively, it would require four strikes to make an out.