On the use of far-IR radiances in satellite retrievals: how can the observations collected half century ago help us preparing for the upcoming missions

Yan Xie1, Xianglei Huang1, Xiuhong Chen1, Tristan L'Ecuyer2 and Brian Drouin3, (1)University of Michigan, Department of Climate and Space Sciences and Engineering, Ann Arbor, United States, (2)University of Wisconsin, Department of Atmospheric and Oceanic Sciences, Madison, United States, (3)NASA Jet Propulsion Laboratory, Pasadena, CA, United States