Based on some rules of maneuvering targets on the sea, this paper analyses the movement character of maneuvering targets on the sea and builds the mathematics model of forecasting movement by the interpolation and extrapolate method.

• 摘要分析了海上机动目标的运动特性，针对海上机动目标在某些时间段运动具有一定的规律性，用插值外推法建立了预测其运动的数学模型。