Susanna Parenti¹, David Berghmans², Eric Buchlin³, Luca Teriaca⁴, F Auchere³, Louise Harra⁵, David Long⁶, Pierre Leon Rochus⁷, Udo Schühle⁴, Regina Aznar Cuadrado⁴, Samuel Gissot⁸, Emil Kraaikamp⁸, Philip Smith⁹, Koen Stegen⁸ and Cis Verbeeck⁸, (1)CEA Commissariat à l'Energie Atomique Saclay, Gif-Sur-Yvette Cedex, France, (2)Solar-Terrestrial Centre of Excellence, Leuven, Belgium, (3)Université Paris-Saclay, CNRS, Institut d'Astrophysique Spatiale, Orsay, France, (4)Max Planck Institute for Solar System Research, Göttingen, Germany, (5)PMOD/WRC and ETH-Zürich, Davos, Switzerland, (6)University College London, London, United Kingdom, (7)Centre Spatial de Liege, Liege, Belgium, (8)Royal Observatory of Belgium, Brussels, Belgium, (9)UCL - Mullard Space Science Laboratory, Holmbury St. Mary, Dorking, Surrey, United Kingdom

Andrzej Fludra¹, Martin Caldwell¹, Alessandra S Giunta¹, Tim Grundy¹, Steve Guest², Sunil Sidher¹, F Auchere³, Mats Carlsson⁴, Don Hassler⁵, Hardi Peter⁶, Regina Aznar Cuadrado⁷, Eric Buchlin³, Stéphane Caminade³, Craig DeForest⁵, Terje Fredvik⁴, Louise K Harra⁸, Miho Janvier³, Therese Ann Kucera⁹, Sarah Leeks², Daniel Mueller¹⁰, Susanna Parenti¹¹, Werner K Schmutz⁸, Udo Schühle⁷, Luca Teriaca⁷, William T Thompson¹², Samuel Tustain², David Williams¹³ and Peter R Young⁹, (1)RAL Space, STFC Rutherford Appleton Laboratory, Didcot, United Kingdom, (2)Science and Technology Facilities Council, Didcot, United Kingdom, (3)Université Paris-Saclay, CNRS, Institut d'Astrophysique Spatiale, Orsay, France, (4)University of Oslo, Institute of Theoretical Astrophysics, Oslo, Norway, (5)Southwest Research Institute, Boulder, CO, United States, (6)Max Planck Institute for Solar System Research, Katlenburg-Lindau, Germany, (7)Max Planck Institute for Solar System Research, Göttingen, Germany, (8)Physikalisch-Meteorologisches Observatorium Davos, World Radiation Center, Davos Dorf, Switzerland, (9)NASA Goddard Space Flight Center, Greenbelt, MD, United States, (10)European Space Agency, Villanueva De La Can, Spain, (11)Institut d'Astrophysique de Paris, Paris, France, (12)ADNET Systems Inc., NASA Goddard Space Flight Center, Greenbelt, MD, United States, (13)European Space Agency, ESAC, Villanueva De La Cañada, Madrid, Spain

Hardi Peter¹, Regina Aznar Cuadrado², Udo Schühle², Luca Teriaca², F Auchere³, Mats Carlsson⁴, Andrzej Fludra⁵, Don Hassler⁶, Eric Buchlin³, Stéphane Caminade³, Martin Caldwell⁵, Craig DeForest⁶, Terje Fredvik⁴, Louise K Harra⁷, Miho Janvier³, Therese Ann Kucera⁸, Alessandra S Giunta⁵, Tim Grundy⁵, Daniel Müller⁹, Susanna Parenti¹⁰, Werner K Schmutz⁷, Sunil Sidher⁵, William T Thompson¹¹, David Williams¹² and Peter R Young⁸, (1)Max Planck Institute for Solar System Research, Katlenburg-Lindau, Germany, (2)Max Planck Institute for Solar System Research, Göttingen, Germany, (3)Université Paris-Saclay, CNRS, Institut d'Astrophysique Spatiale, Orsay, France, (4)University of Oslo, Institute of Theoretical Astrophysics, Oslo, Norway, (5)RAL Space, STFC Rutherford Appleton Laboratory, Didcot, United Kingdom, (6)Southwest Research Institute, Boulder, CO, United States, (7)Physikalisch-Meteorologisches Observatorium Davos, World Radiation Center, Davos Dorf, Switzerland, (8)NASA Goddard Space Flight Center, Greenbelt, MD, United States, (9)European Space Agency, ESTEC, Noordwijk, Netherlands, (10)Institut d'Astrophysique de Paris, Paris, France, (11)ADNET Systems Inc., NASA Goddard Space Flight Center, Greenbelt, MD, United States, (12)European Space Agency, ESAC, Villanueva De La Cañada, Madrid, Spain

M Romoli, University of Florence, Florence, Italy and Metis Team

Kinga Albert¹, Johann Hirzberger¹, Martin Kolleck¹, Nestor Albelo Jorge¹, Dennis Busse¹, Julian Blanco Rodriguez², Juan Pedro Cobos Carrascosa³, Björn Fiethe⁴, Achim Gandorfer¹, Dietmar Germerott¹, Yejun Guan⁴, Lucas Guerrero¹, Pablo Gutierrez-Marques¹, David Hernández Expósito³, Tobias Lange⁴, Harald Michalik⁴, David Orozco Suárez³, Jesper Schou¹, Sami K. Solanki¹ and Joachim G Woch¹, (1)Max Planck Institute for Solar System Research, Göttingen, Germany, (2)University of Valencia, Grupo de Astronomia y Ciencias del Espacio (UV), Valencia, Spain, (3)Instituto de Astrofísica de Andalucía, IAA-CSIC, Granada, Spain, (4)Technical University of Braunschweig, Braunschweig, Germany

Sam Krucker, University of Applied Sciences Northwestern Switzerland and University of California Berkeley, Berkeley, CA, United States and STIX team

Olena Podladchikova¹, Louise K Harra², Krzysztof Barczynski³, Cristina H Mandrini⁴, F Auchere⁵, Eric Buchlin⁵, Laurent Dolla⁶, Marilena Mierla^7,8 and Luciano Rodriguez⁸, (1)PMOD WRC Physical Meteorological Observatory Davos and World Radiation Center, Davos Dorf, Switzerland, (2)Physikalisch-Meteorologisches Observatorium Davos, World Radiation Center, Davos Dorf, Switzerland, (3)ETH-Zurich and PMOD/WRC, Davos, Switzerland, (4)Instituto de Astronomía y Física del Espacio, Buenos Aires, Argentina, (5)Université Paris-Saclay, CNRS, Institut d'Astrophysique Spatiale, Orsay, France, (6)Royal Observatory of Belgium, Brussels, Belgium, (7)Institute of Geodynamics of the Romanian Academy, Bucharest, Romania, (8)SIDC, Royal Observatory of Belgium, Brussels, Belgium

Catia Grimani, University of Urbino Carlo Bo and INFN Sect. in Florence, Urbino, Italy, Vincenzo Andretta, INAF - Osservatorio Astronomico di Capodimonte, Napoli, Italy, Paolo Chioetto, CNR-Institute for photonics and nanotecnologies, Padua, Italy, Vania Da Deppo, CNR-IFN UOS Padova LUXOR, Padova, Italy, Michele Fabi, University of Urbino Carlo Bo and INFN Florence, Urbino, Italy, Samuel Gissot, Royal Observatory of Belgium, Brussels, Belgium, Giampiero Naletto, University of Padova, Department of Information Engineering, Padova, Italy, Christina Plainaki, ASI-Italian Space Agency, Roma, Italy, M Romoli, University of Florence, Florence, Italy, Daniele Spadaro, INAF - Osservatorio Astrofisico di Catania, Italy, Catania, Italy, Marco Stangalini, Italian Space Agency, Roma, Italy, Daniele Telloni, INAF-OATO, Turin, Italy and Michela Uslenghi, Institute of Space Astrophysics, and Cosmic Physics, INAF, Milan, Italy

Natalia Zambrana Prado¹, Eric Buchlin¹, Hardi Peter², Peter R Young³, F Auchere¹, Mats Carlsson⁴, Andrzej Fludra⁵, Don Hassler⁶, Regina Aznar Cuadrado⁷, Stéphane Caminade¹, Martin Caldwell⁵, Craig DeForest⁶, Terje Fredvik⁴, Louise Harra⁸, Miho Janvier¹, Therese Ann Kucera⁹, Alessandra S Giunta⁵, Tim Grundy⁵, Daniel Müller¹⁰, Susanna Parenti¹¹, Werner K Schmutz¹², Udo Schühle⁷, Sunil Sidher⁵, Luca Teriaca⁷, William T Thompson¹³ and David Williams¹⁴, (1)Université Paris-Saclay, CNRS, Institut d'Astrophysique Spatiale, Orsay, France, (2)Max Planck Institute for Solar System Research, Katlenburg-Lindau, Germany, (3)George Mason University Fairfax, Fairfax, VA, United States, (4)University of Oslo, Institute of Theoretical Astrophysics, Oslo, Norway, (5)RAL Space, STFC Rutherford Appleton Laboratory, Didcot, United Kingdom, (6)Southwest Research Institute, Boulder, CO, United States, (7)Max Planck Institute for Solar System Research, Göttingen, Germany, (8)PMOD/WRC and ETH-Zürich, Davos, Switzerland, (9)NASA Goddard Space Flight Center, Greenbelt, MD, United States, (10)European Space Agency, ESTEC, Noordwijk, Netherlands, (11)CEA Commissariat à l'Energie Atomique Saclay, Gif-Sur-Yvette Cedex, France, (12)Physikalisch-Meteorologisches Observatorium Davos, World Radiation Center, Davos Dorf, Switzerland, (13)ADNET Systems Inc., NASA Goddard Space Flight Center, Greenbelt, MD, United States, (14)European Space Agency, ESAC, Villanueva De La Cañada, Madrid, Spain

Timothy Simon Horbury¹, F Auchere², Ester Antonucci³, David Berghmans⁴, Roberto Bruno⁵, Mats Carlsson⁶, Jose Carlos del Toro Iniesta⁷, Andrzej Fludra⁸, Louise Harra⁹, Don Hassler¹⁰, Petr Heinzel¹¹, Russell A. Howard¹², Sam Krucker¹³, Stefano A Livi¹⁴, David Long¹⁵, Philippe Louarn¹⁶, Milan Maksimovic¹⁷, Daniel Mueller¹⁸, Christopher John Owen¹⁹, Hardi Peter²⁰, Pierre Leon Rochus²¹, Javier Rodriguez-Pacheco²², M Romoli²³, Udo Schühle²⁴, Sami K. Solanki²⁴, Luca Teriaca²⁴, Robert F Wimmer-Schweingruber²⁵, Yannis Zouganelis²⁶ and Ronan Laker¹, (1)Imperial College London, Department of Physics, London, SW7, United Kingdom, (2)Université Paris-Saclay, CNRS, Institut d'Astrophysique Spatiale, Orsay, France, (3)Astrophysical Observatory of Turin, Pino Torinese, Italy, (4)Royal Observatory of Belgium, Brussels, Belgium, (5)INAF-IFSI, Rome, Italy, (6)University of Oslo, Institute of Theoretical Astrophysics, Oslo, Norway, (7)IAA-CSIC, Granada, Spain, (8)RAL Space, STFC Rutherford Appleton Laboratory, Didcot, United Kingdom, (9)PMOD/WRC and ETH-Zürich, Davos, Switzerland, (10)Southwest Research Institute, Boulder, CO, United States, (11)Astronomical Institute, Czech Academy of Sciences, Ondrejov, Czech Republic, (12)U.S. Naval Research Laboratory, Washington, DC, United States, (13)UC Berkeley, Space Science Lab, Berkeley, CA, United States, (14)SwRI, San Antonio, TX, United States, (15)University College London, London, United Kingdom, (16)IRAP, CNRS, Toulouse, France, (17)LESIA, Observatoire de Paris, Université PSL, CNRS, Sorbonne Université, Université de Paris, Meudon, France, (18)European Space Agency, Villanueva De La Can, Spain, (19)University College London, Mullard Space Science Laboratory, Dorking, United Kingdom, (20)Max Planck Institute for Solar System Research, Katlenburg-Lindau, Germany, (21)Centre Spatial de Liege, Liege, Belgium, (22)University of Alcalá, Space Research Group, Alcalá de Henares, Spain, (23)University of Florence, Florence, Italy, (24)Max Planck Institute for Solar System Research, Göttingen, Germany, (25)University of Kiel, Institute for Experimental and Applied Physics, Kiel, Germany, (26)European Space Agency, ESAC, Villanueva De La Can, Spain