James M Roberts¹, Yong Liu², Chelsea E Stockwell³, Carsten Warneke⁴, Steven S Brown⁵, Matthew Coggon¹, Alessandro Franchin⁵, Jessica Gilman⁵, Joost de Gouw⁶, Jose L Jimenez⁷, Abigail Koss⁸, Jordan E. Krechmer⁹, Brian M Lerner¹⁰, Ann M Middlebrook¹, Kanako Sekimoto¹¹, Vanessa Selimovic¹², Robert J Yokelson¹², Bin Yuan¹³ and Kyle J Zarzana¹⁴, (1)NOAA Boulder, Boulder, CO, United States, (2)University of Colorado Denver, Denver, CO, United States, (3)Scientific Aviation, Boulder, United States, (4)NOAA Chemical Sciences Div., Boulder, CO, United States, (5)NOAA Earth System Research Laboratory, Chemical Sciences Division, Boulder, CO, United States, (6)Cooperative Institute for Research in Environmental Sciences, Boulder, United States, (7)University of Colorado at Boulder, Department of Chemistry, Boulder, CO, United States, (8)University of Colorado at Boulder, Boulder, CO, United States, (9)Aerodyne Research Inc., Billerica, MA, United States, (10)NOAA, Earth System Research La, Boulder, CO, United States, (11)Yokohama City University, Yokohama, Japan, (12)University of Montana, Department of Chemistry, Missoula, MT, United States, (13)Jinan University, Guangzhou, China, (14)University of Colorado- CIRES, Boulder, CO, United States