Matthew D Zettergren, Embry-Riddle Aeronautical University, Daytona Beach, FL, United States, Leslie J. Lamarche, Geophysical Institute, University of Alaska Fairbanks, Space Physics, Fairbanks, AK, United States, Kshitija Deshpande, Virginia Tech, Blacksburg, VA, United States, Michael Hirsch, Boston University, Boston, MA, United States, Mark Redden, Embry-Riddle Aeronautical University, Daytona Beach, United States and Andres Spicher, University of Oslo, Department of Physics, Oslo, Norway

Qing-He Zhang¹, Yongliang Zhang², Chi Wang³, Michael M Lockwood⁴, Hui-Gen Yang⁵, Binbin Tang³, Zan-Yang Xing¹, Kjellmar Oksavik⁶, Larry R Lyons⁷, Yu-Zhang Ma¹, Qiugang Zong⁸, Joran Moen⁹ and Lidong Xia¹⁰, (1)Institute of Space Sciences, Shandong University, Weihai, China, (2)The Johns Hopkins University Applied Physics Laboratory, Laurel, MD, United States, (3)CSSAR, CAS, Beijing, China, (4)University of Reading, Reading, United Kingdom, (5)Polar Research Institute of China, Shanghai, China, (6)University of Bergen, Bergen, Norway, (7)University of California Los Angeles, Department of Atmospheric and Oceanic Sciences, Los Angeles, CA, United States, (8)Peking University, School of Earth and Space Sciences, Beijing, China, (9)University Centre in Svalbard, Longyearbyen, Norway, (10)Shandong University at Weihai, Weihai, China

Andres Spicher¹, James W Labelle², John W Bonnell³, Scott R Bounds⁴, Francesca Di Mare¹, Stephen A Fuselier⁵, Yaqi Jin¹, Craig Kletzing⁴, Kjellmar Oksavik^6,7, Wojciech J. Miloch¹, Joran Moen^1,7, Chrystal Moser², Roger Roglans³, Rhyan Sawyer^5,8 and Toru Takahashi^1,9, (1)University of Oslo, Department of Physics, Oslo, Norway, (2)Dartmouth College, Department of Physics & Astronomy, Hanover, NH, United States, (3)University of California, Berkeley, Space Sciences Laboratory, Berkeley, CA, United States, (4)University of Iowa, Iowa City, IA, United States, (5)Southwest Research Institute, San Antonio, TX, United States, (6)University of Bergen, Bergen, Norway, (7)University Centre in Svalbard, Longyearbyen, Norway, (8)University of Texas at San Antonio, Physics and Astronomy, San Antonio, TX, United States, (9)National Institute of Maritime, Port and Aviation Technology, Electronic Navigation Research Institute, Tokyo, Japan

Lindsay Victoria Goodwin and Gareth William Perry, New Jersey Institute of Technology, Center for Solar-Terrestrial Research, Edison, NJ, United States

David L Hysell, Cornell University, Ithaca, NY, United States and Marco A Milla, Instituto Geofísico del Perú, Jicamarca Radio Observatory, Lima, Peru

Ali Mohandesi, David J Knudsen and Susan Skone, University of Calgary, Calgary, AB, Canada

Yun Sui, Haiyang Fu, Kangning Wang and Yaqiu Jin, Fudan University, Key Laboratory for Information Science of Electromagnetic Waves (MoE) and School of Information Science and Engineering, Shanghai Innovation Center for BeiDou Intelligent Application, Shanghai, China