SportsDataIO Help Center Basketball Formula Reference Guide

Stats listed below include a league key in parentheses to indicate where each metric is supported: (NBA, CBB, WNBA)

Player Efficiency Rating (NBA, CBB)

[ FGM x 85.910 + Steals x 53.897 + 3PTM x 51.757 + FTM x 46.845 + Blocks x 39.190 + Offensive_Reb x 39.190 + Assists x 34.677 + Defensive_Reb x 14.707 - Foul x 17.174 - FT_Miss x 20.091 - FG_Miss x 39.190 - TO x 53.897 ] x (1 / Minutes)

Possessions (NBA)

0.5 * ((Tm FGA + 0.4 * Tm FTA - 1.07 * (Tm ORB / (Tm ORB + Opp DRB)) * (Tm FGA - Tm FG) + Tm TOV) + (Opp FGA + 0.4 * Opp FTA - 1.07 * (Opp ORB / (Opp ORB + Tm DRB)) * (Opp FGA - Opp FG) + Opp TOV))

Steals Percentage (NBA, CBB)

100 * (STL * (Tm MP / 5)) / (MP * Opp Poss)

True Shooting Attempts (NBA, CBB)

FGA + 0.44 * FTA

True Shooting Percentage (NBA, CBB, WNBA)

PTS / (2 * TSA)

Turnovers Percentage (NBA, CBB)

100 * TOV / (FGA + 0.44 * FTA + TOV)

Usage Rate Percentage (NBA, CBB)

100 * ((FGA + 0.44 * FTA + TOV) * (Tm MP / 5)) / (MP * (Tm FGA + 0.44 * Tm FTA + Tm TOV))

Assists Percentage (NBA, CBB)

100 * AST / (((MP / (Tm MP / 5)) * Tm FG) - FG)

Blocks Percentage (NBA, CBB)

100 * (BLK * (Tm MP / 5)) / (MP * (Opp FGA - Opp 3PA))

Defensive Rebound Percentage (NBA, CBB)

100 * (DRB * (Tm MP / 5)) / (MP * (Tm DRB + Opp ORB))

Effective Field Goal Percentage (NBA, CBB, WNBA)

(FG + 0.5 * 3P) / FGA

Offensive Rebound Percentage (NBA, CBB)

100 * (ORB * (Tm MP / 5)) / (MP * (Tm ORB + Opp DRB))

Total Rebound Percentage (NBA, CBB)

100 * (TRB * (Tm MP / 5)) / (MP * (Tm TRB + Opp TRB))