Roisin Commane¹, Eloise Ann Marais², Luke D Schiferl³, Hannah M Allen⁴, Eric C Apel⁵, Barbara Barletta⁶, Donald Ray Blake⁶, Nicola J Blake⁶, John D Crounse⁷, Rebecca S Hornbrook⁵, Michelle J Kim⁸, Kathryn McKain³, Simone Meinardi⁶, Eric A Ray⁹, Colm Sweeney¹⁰, Paul O Wennberg⁴ and Steven C Wofsy¹¹, (1)Columbia University of New York City, Palisades, CA, United States, (2)University of Leicester, Department of Physics and Astronomy, Leicester, LE1, United Kingdom, (3)Harvard University, Cambridge, MA, United States, (4)California Institute of Technology, Pasadena, CA, United States, (5)National Center for Atmospheric Research, Boulder, CO, United States, (6)University of California Irvine, Irvine, CA, United States, (7)California Institute of Technology - CalTech, Pasadena, CA, United States, (8)California Institute of Technology, Division of Geological and Planetary Sciences, Pasadena, CA, United States, (9)NOAA/CIRES, Boulder, United States, (10)NOAA ESRL, Global Monitoring Division, Boulder, CO, United States, (11)Harvard University, School of Engineering and Applied Sciences, Cambridge, MA, United States