To calibrate and compensate the compass error of magnetic heading in a carrier with constant pitch angle,the deviation compensation algorithm(DCA) for magnetic deviation compensation is put forward.

• 针对具有恒定俯仰角度载体的磁航向罗差标定和补偿问题,提出了一种用于磁罗差修正的偏差补偿算法(DCA)。