Batting Park Factor, also simply called Park Factor or BPF, is a baseball statistic that indicates the difference between runs scored in a team's home and road games. Most commonly used as a metric in the sabermetric community, it has found more general usage in recent years. It is helpful in assessing how much a specific ballpark contributes to the offensive production of a team or player. As with many sports, and perhaps even more so, statistics are very important to baseball. ... In baseball, a run is scored when a player advances safely around all three bases and returns safely to home plate. ... Sabermetrics is the analysis of baseball through objective evidence, especially baseball statistics. ... Telstra Stadium in Sydney, Australia is capable of being converted from a rectangular football field to an oval for cricket games A modern stadium (plural stadiums or stadia in English) is a place, or venue, for (mostly) outdoor sports, concerts or other events, consisting of a field or stage partly...

The formula most commonly used is:

In this formula, all runs scored (by or against) a team at home are divided by all runs scored on the road. Parks with a Park Factor over 1 are those where more overall runs are scored when the team is at home than are scored when the team is away. While some variation in the can be attributable to fluctuations in offensive and defensive performance, PF accounts for the production of both teams in each park and, correspondingly, is very useful in determining which actual ballparks are "hitter friendly" and which are "pitcher friendly". In mathematics and in the sciences, a formula is a concise way of expressing information symbolically (as in a mathematical or chemical formula), or a general relationship between quantities. ...

In place of Runs scored and allowed, the formula can easily use home runs, hits or any other statistic to further analyze the park factor of an individual park. In baseball, a home run is a base hit in which the batter is able to circle all the bases, ending at home plate and scoring a run, with no errors on the play that result in the batter achieving extra bases. ... In baseball statistics, a hit (denoted by H), sometimes called a base hit, is credited to a batter when he safely reaches first base after batting the ball into fair territory, without the benefit of an error or a fielders choice. ...

External links

• Park Factors for all MLB Parks on ESPN - Updated Daily