Paul Shepson¹, Joseph Robert Pitt^2,3, Karunarathna Jayarathne⁴, Kristian Daniel Hajny⁵, Cody R Floerchinger⁶, Stephen Wofsy⁷ and Jay Mendoza Tomlin⁵, (1)Stony Brook University, Stony Brook, NY, United States, (2)University of Manchester, Manchester, M13, United Kingdom, (3)Stony Brook University, School of Marine and Atmospheric Sciences, Stony Brook, United States, (4)Purdue University, West Lafayette, United States, (5)Purdue University, Department of Chemistry, West Lafayette, IN, United States, (6)Aerodyne Research Inc., Billerica, MA, United States, (7)Harvard University, Cambridge, MA, United States