Calculate basketball win probability in real-time based on score differential and time remaining. Uses statistical models to estimate comeback odds. Pure client-side.
This calculator estimates the probability of either team winning a basketball game based on the current score differential and time remaining. It uses a statistical model that accounts for the fact that comebacks become increasingly difficult as time runs out. The model is calibrated using historical NBA and college basketball data. All calculations happen instantly in your browser.
The calculator uses a logistic regression model calibrated on historical basketball data. While no model is perfect, it provides a good estimate of win probability based on score differential and time remaining. Factors like team strength, home court advantage, and momentum are not included.
The calculator uses a sigmoid function: P = 1 / (1 + e^(-k × margin / √time)), where margin is the point differential and time is minutes remaining. The constant k is adjusted based on the level of play (NBA, NCAA, etc.).
No, this is a simplified model that only considers score differential and time. Advanced models also factor in which team has possession, fouls to give, timeouts remaining, and team quality.