Junkie Glossary

METRICS

AB -> At Bats
AVE -> Batting Average = H/AB
BABIP -> Batting Average Balls In Play = (H-HR)/(AB-K-HR+SF). An average BABIP is .290
BB -> Walk
BB% -> Walk Percentage = BB/PA. The MLB average BB% in 2009 was 8.9%.
BB/K% -> Walk to Strikeout Ratio. Elite hitters have a BB/K% greater than 1.00.
CS -> Caught Stealing
CT% -> Contact Rate = ((AB-K)/AB). 90% CT% = Excellent. Below 75% = Poor
CMD -> Pitcher Command Ratio = K/BB.
ER -> Earned Runs
ERA -> Earned Run Average = (ER/IP) * 9
GB% -> Ground Ball Percentage.
G/F -> Ground Ball Fly Ball Ratio
ISO -> Isolated Power = SLG-AVE. An ISO over .200 is good.
K -> Strikeout
K% -> Strikeout Percentage = K/AB. The MLB average K$ in 2009 was 20.3%.
K/9 -> Strikeouts per 9 innings
OBP -> On Base Percentage = Percentage of plate appearances which a batter doesn’t make an out.
OPS -> On Base Percentage plus Slugging Percentage = (OBP + SLG).
PA -> Plate Appearances = (AB+BB+HBP+SF+SH)
RBI -> Runs Batted In
RC -> Runs Created = OBP*TB
SB -> Stolen Bases
SB% -> SB/SBA
SBA -> Stolen Bases Attempted
SLG -> TB/AB.
TB -> Total Bases
WHIP ->BB+H/Innings Pitched.

PITCH TYPES

FB –Fastball
CB – Curveball
CH – Changeup
SL – Slider
CT – Cutter
SF – Splitter
KN – Knuckleball

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