One TGF and two elves produced by the same thunderstorm system.
Nikolai Ostgaard1, Andrew Mezentsev2, Steve Cummer3, Torsten Neubert4, Reglero Victor5, Olivier Chanrion4, Martino Marisaldi1, Pavlo Kochkin1, Nikolai G. Lehtinen1, David Sarria1, Carolina Maiorana1, Chris Alexander Skeie1, Anders Lindanger1, Yunjiao Pu6 and Yunjiao Pu7, (1)University of Bergen, Birkeland Centre for Space Science, Bergen, Norway, (2)Birkeland Centre for Space Science, University of Bergen, Bergen, Norway, (3)Duke University, Electrical and Computer Engineering Department, Durham, NC, United States, (4)Technical University of Denmark, DTU Space, Kgs. Lyngby, Denmark, (5)University of Valencia, Image Processing Laboratory, Burjassot, Spain, (6)IAP Insititute of Atmospheric Physics, Chinese Academy of Sciences, Beijing, China, (7)Duke University, Durham, United States