Steven S Brown¹, Xinrong Ren², Sunil Baidar³, Carsten Warneke⁴, Brian C McDonald⁴, Shobha Kondragunta⁵, Raul J Alvarez II II⁶, Alan Brewer⁷, Brian Carroll⁸, Wyndom Chace⁹, Colby Francoeur¹⁰, Maxwell Holloway¹¹, Paul Kelley¹², Jaden Lau¹³, Congmeng Lyu¹⁴, Nathan Malarich¹⁵, Richard Marchbanks¹⁶, Ann Middlebrook⁴, Ilana Pollack¹⁷, Jeff Peischl¹⁸, Sasha Renton¹⁹, Scott Sandberg⁴, Phillip Stratton¹², Jiayang Sun²⁰, Colm Sweeney²¹, Rainer M Volkamer²², Caroline Womack²³ and Michael Zucker²⁴, (1)NOAA Boulder, Chemical Sciences Division, Earth System Research Laboratory, Boulder, CO, United States, (2)NOAA, Air Resources Laboratory, College Park, United States, (3)University of Colorado at Boulder, Boulder, United States, (4)NOAA Chemical Sciences Laboratory, Boulder, United States, (5)NOAA/NESDIS/Center for Satellite Applications and Research, College Park, United States, (6)NOAA, Boulder, CO, United States, (7)NOAA/ESRL/CSL, Boulder, United States, (8)NOAA Chemical Sciences Laboratory & CIRES at University of Colorado Boulder, Boulder, United States, (9)University of Colorado at Boulder, Department of Chemistry, Boulder, United States, (10)Cooperative Institute for Research in Environmental Sciences (CIRES), University of Colorado Boulder, Boulder, United States, (11)Science and Technology Corporation, Boulder, United States, (12)NOAA Air Resources Laboratory; Department of Atmospheric and Oceanic Science, University of Maryland, College Park, United States, (13)Cornell University, Ithaca, United States, (14)Drexel University, Philadelphia, United States, (15)Cooperative Institute for Research in Environmental Sciences, Boulder, United States, (16)Cooperative Institute for Research in the Environmental Sciences, University of Colorado, Boulder and NOAA Chemical Sciences Laboratory, Boulder, CO, United States, (17)CIRES, University of Colorado Boulder & NOAA Chemical Sciences Laboratory, Boulder, United States, (18)CIRES, University of Colorado Boulder & NOAA Global Monitoring Laboratory, Boulder, United States, (19)Colorado College, Colorado Springs, CO, United States, (20)University of Maryland College Park, Department of Geology, College Park, MD, United States, (21)NOAA, Global Monitoring Laboratory, Boulder, United States, (22)University of Colorado Boulder, Cooperative Institute for Research in Environmental Sciences (CIRES) and Department of Chemistry, Boulder, United States, (23)NOAA Earth System Research Laboratory, Chemical Sciences Laboratory, Boulder, United States, (24)Cooperative Institute for Research in Environmental Sciences, University of Colorado, Boulder, United States