SIR Epidemic Calculator

The SIR Epidemic Calculator computes and charts the number of susceptible, infected and recovered over time as defined by the Kermack-McKendrick epidemiological model.

SIR Epidemic Calculator
Number susceptible at t=0:
Number infected at t=0:
Number recovered at t=0:
Transmission rate:
Recovery rate:
Number of time periods (Maximum is 5000):


Note: Initial values on the input form are from A discrete SIR infectious disease model.


The SIR Model for Spread of Disease - The Differential Equation Model

Narrative Economics by Robert Shiller