Chairs:  Jan Dominik Keller, Deutscher Wetterdienst Nieder, Offenbach, Germany, Sean M Davis, Cooperative Institute for Research in Environmental Sciences, Boulder, CO, United States, Christian Ohlwein, University of Bonn, Meteorological Institute, Bonn, Germany and Masatomo Fujiwara, Hokkaido University, Sapporo, Japan 
Primary Conveners:  Jan Dominik Keller, Deutscher Wetterdienst Nieder, Offenbach, Germany 
Co-conveners:  Sean M Davis, Cooperative Institute for Research in Environmental Sciences, Chemestry and Climate Processes, Boulder, CO, United States; NOAA Boulder, Earth System Research Laboratory, Boulder, CO, United States, Christian Ohlwein, University of Bonn, Meteorological Institute, Bonn, Germany and Masatomo Fujiwara, Hokkaido Univ, Sapporo, Japan 
OSPA Liaisons:  Jan Dominik Keller, Deutscher Wetterdienst Nieder, Offenbach, Germany 
	
		
			
		
	
	
	
	
	
		
 
 
	
	
	
		
			
				Collaboratively Enabling Reanalysis Intercomparison Using the Earth System Grid Federation (ESGF): A Case Study.
			
			
			
				
					Gerald L Potter, NASA Goddard Space Flight Center, Greenbelt, MD, United States, Michael G Bosilovich, Earth Sciences Division, Greenbelt, MD, United States, Laura Carriere, NCCS, NASA Goddard, Greenbelt, MD, United States, Mark McInerney, NASA Goddard, Greenbelt, MD, United States, Denis Nadeau, Climate Model Data Service, NASA Goddard Space Flight Center, Greenbelt, MD, United States and Yingshuo Shen, NASA GSFC, Greenbelt, MD, United States
				
			
			
			
		
	 
 
	
	
		
			
		
	
	
	
	
	
		
 
 
	
	
	
		
			
				The SPARC Reanalysis Intercomparison Project (S-RIP): Comparisons of Water Vapor and Ozone in Reanalyses
			
			
			
				
					Sean M Davis, Cooperative Institute for Research in Environmental Sciences, Boulder, CO, United States, Michaela Imelda Hegglin, Unversity of Reading, Reading, United Kingdom, Tao Wang, Texas A & M University, College Station, TX, United States, Masatomo Fujiwara, Hokkaido University, Sapporo, Japan and Karen Hepler Rosenlof, NOAA ESRL CSD, Boulder, CO, United States
				
			
			
			
		
	 
 
	
	
		
			
		
	
	
	
	
	
		
 
 
	
	
	
		
			
				El Niño and La Niña During 1916-1920 and 1996-2000 in a Large Ensemble
			
			
			
				
					Kelley A Bradley, Texas A & M University, Oceanography, College Station, TX, United States, Benjamin S Giese, Texas A&M University, Dept. of Oceanography, College Station, TX, United States and Gilbert P Compo, University of Colorado at Boulder, CIRES, Boulder, CO, United States
				
			
			
			
		
	 
 
	
	
		
			
		
	
	
	
	
	
		
 
 
	
	
	
		
			
				Large Scale Data Analysis Using the CDS API – Indicators of Climate Change in MERRA
			
			
			
				
					Joseph Clamp1, Daniel Duffy2, Dennis Lazar2, Denis Nadeau2, Caitlin Ross3, Glenn Tamkin2 and John H Thompson2, (1)Pennsylvania State University Main Campus, University Park, PA, United States, (2)NASA Center for Climate Simulation, Greenbelt, MD, United States, (3)Rensselaer Polytechnic Institute, Troy, NY, United States