Non-cooperative spacecraft maneuvering parameter quantitative identification method and system

The invention provides a non-cooperative spacecraft maneuvering parameter quantitative identification method and system, and belongs to the technical field of aerospace, and the method comprises the steps: building a non-cooperative spacecraft unknown pulse maneuvering time parameter optimization model based on spacecraft relative orbit dynamics; acquiring motion states of the non-cooperative spacecraft before and after primary pulse maneuver, and solving unknown pulse maneuver time parameters of the non-cooperative spacecraft by adopting an optimization algorithm; according to the maneuvering time parameters and the optimization model, calculating the motion state of the moving point before and after pulse maneuvering is applied, and finally calculating the maneuvering position and the speed pulse increment of the moving point. According to the method, the unknown pulse maneuvering parameters of the non-cooperative spacecraft are recognized, the method is an important link for researching space situation inf