Microwave radiometer heat source radiation quantity on-orbit deviation coefficient testing device and method

The invention provides a satellite-borne microwave radiometer heat source radiation quantity on-orbit deviation coefficient testing device and a method. The device and the method are scientific, reasonable and easy to implement. The invention discloses a structure of an on-orbit heat source calibration system based on a satellite-borne microwave radiometer. An effective and accurate method and device for testing the on-orbit deviation coefficient of the heat source calibration radiation quantity are provided; therefore, the on-orbit stability of the heat source calibration radiant quantity canbe evaluated, the on-orbit calibration effect of the heat source calibration system of the satellite-borne microwave radiometer can be evaluated, the direction can be pointed out for improving the calibration scheme of the evaluation system in a targeted mode, and a good foundation is laid for improving the radiation measurement precision of the satellite-borne microwave radiometer. 本发明提供了一种星载微波辐射计热源辐射量在轨偏差系数测试装置及方法，该发明科