Jennifer C Wei¹, Wenli Yang¹, Jian Zeng², James E Johnson³, Suhung Shen⁴, Angela Li¹ and NASA Goddard Earth Sciences and Data Information Service Center, (1)NASA Goddard Space Flight Center, GES DISC, Greenbelt, MD, United States, (2)NOAA College Park, College Park, MD, United States, (3)NASA Goddard SFC, Greenbelt, MD, United States, (4)NASA Goddard Space Flight Center, George Mason University, Greenbelt, MD, United States