Kyle J Zarzana¹, Natalie Kille², Theodore Konstantinos Koenig², Christopher Lee³, Benjamin Howard², Rhett Nutter⁴, Andreas Zahn⁵, Florian Obersteiner⁵, Teresa Lynn Campos⁶, Christoph Johannes Knote⁷, Larry Oolman⁸, David M Plummer⁹, David Thomson³, Nicolas Theys¹⁰, Michel Van Roozendael¹⁰, Rainer M Volkamer¹¹ and BB-FLUX Team, (1)University of Colorado Boulder, Chemistry, Boulder, CO, United States, (2)University of Colorado at Boulder, Boulder, CO, United States, (3)Cooperate Institute for Research in Environmental Sciences, Boulder, United States, (4)University of Colorado at Boulder, Boulder, United States, (5)Karlsruhe Institute of Technology, Karlsruhe, Germany, (6)Natl Ctr Atmospheric Research, Boulder, CO, United States, (7)National Center for Atmospheric Research, Boulder, CO, United States, (8)University of Wyoming, Atmospheric Sciences, Laramie, United States, (9)University of Wyoming, Atmospheric Sciences, Laramie, WY, United States, (10)Royal Belgian Institute for Space Aeronomy, Brussels, Belgium, (11)Univ. of Colorado, Boulder, Boulder, CO, United States