A set of formulas to help you understand your basketball efficiency:
True Shooting Percentage (TS%)
Points / (2 * (Field Goal Attempted + 0.44×Free Throw Attempted))
Effective Field Goal Percentage(eFG%)
(Field Goal + 0.5× Three point field goal) / Field Goal
Turnover Percentage (TOV%)
Turnover / (Field Goal Attempted +0.44×Free Throw Attempted + Turnover)
Offensive Rating (OR)
100 / (TmPoss + OppPoss) * Points
Defensive Rating (DR)
100 / (TmPoss + OppPoss) * OppPoints
You can also record daily basketball matches