Correcting negatively-biased radio occultation refractivity retrieval under ducting layer using an optimal estimation method

Kuo-Nung Wang1, Manuel de la Torre Juarez1, Chi O Ao2, Joe J Turk3 and Feiqin Xie4,5, (1)NASA Jet Propulsion Laboratory, Pasadena, United States, (2)NASA Jet Propulsion Laboratory, Pasadena, CA, United States, (3)NASA Jet Propulsion Laboratory, California Institute of Technology, Pasadena, United States, (4)Texas A&M University Corpus Christi, Corpus Christi, TX, United States, (5)Texas A&M University-Corpus Christi, Corpus Christi, TX, United States