Annales Geophysicae
Annales Geophysicae
ANGEO

Recent

The following lists the recent preprints posted on EGUsphere with ANGEO-related topics as well as final revised papers published recently in ANGEO.
27 Mar 2026
Mapping transition region flows to the ionosphere in a global hybrid-Vlasov simulation
Venla Koikkalainen, Maxime Grandin, Emilia Kilpua, Abiyot Workayehu, Ivan Zaitsev, Liisa Juusola, Shi Tao, Markku Alho, Lauri Pänkäläinen, Giulia Cozzani, Konstantinos Horaites, Jonas Suni, Yann Pfau-Kempf, Urs Ganse, and Minna Palmroth
Ann. Geophys., 44, 227–243, https://doi.org/10.5194/angeo-44-227-2026,https://doi.org/10.5194/angeo-44-227-2026, 2026
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27 Mar 2026
Non-Maxwellian electron distributions in the D region during artificial heating (Paper II): Electron cooling rates
Margaretha Myrvang and Björn Johan Gustavsson
EGUsphere, https://doi.org/10.5194/egusphere-2026-1118,https://doi.org/10.5194/egusphere-2026-1118, 2026
Preprint under review for ANGEO (discussion: open, 0 comments)
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17 Mar 2026
Non-Maxwellian electron distributions in the D region during artificial heating (Paper I): Model development and electron temperature
Margaretha Myrvang and Björn Gustavsson
EGUsphere, https://doi.org/10.5194/egusphere-2026-1117,https://doi.org/10.5194/egusphere-2026-1117, 2026
Preprint under review for ANGEO (discussion: open, 0 comments)
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16 Mar 2026
The impact of electron precipitation on Earth's thermospheric NO production and the drag of LEO satellites
Manuel Scherf, Sandro Krauss, Grigory Tsurikov, Andreas Strasser, Valery Shematovich, Dmitry Bisikalo, Helmut Lammer, Manuel Güdel, and Christian Möstl
Ann. Geophys., 44, 209–225, https://doi.org/10.5194/angeo-44-209-2026,https://doi.org/10.5194/angeo-44-209-2026, 2026
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13 Mar 2026
What is the neutral wind in height-integrated ionospheric electrodynamics?
Spencer Mark Hatch, Johnathan K. Burchill, Heikki Vanhamäki, Rafael Luiz Araujo de Mesquita, and Karl Magnus Laundal
EGUsphere, https://doi.org/10.5194/egusphere-2026-940,https://doi.org/10.5194/egusphere-2026-940, 2026
Preprint under review for ANGEO (discussion: open, 0 comments)
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13 Mar 2026
Role of ionospheric and ground contributions in driving GIC: Northern Europe at the peak of the May 2024 superstorm
Liisa Juusola, Ari Viljanen, Ilja Honkonen, Magnar Gullikstad Johnsen, Andrew Dimmock, Vanina Lanabere, and Alice Wallner
EGUsphere, https://doi.org/10.5194/egusphere-2026-1110,https://doi.org/10.5194/egusphere-2026-1110, 2026
Preprint under review for ANGEO (discussion: open, 0 comments)
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12 Mar 2026
Characterising magnetopause surface waves within magnetosphere–ionosphere–ground coupling
Martin Archer, David Southwood, Song Zhang, Qiran Sun, and Mike Heyns
EGUsphere, https://doi.org/10.5194/egusphere-2026-1200,https://doi.org/10.5194/egusphere-2026-1200, 2026
Preprint under review for ANGEO (discussion: open, 0 comments)
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11 Mar 2026
Electric fields in and around an auroral arc and the inferred current system from the BROR sounding rocket experiment
Tomoe Taki, Tima Sergienko, Urban Brändström, Yasunobu Ogawa, Sota Nanjo, and Juan Araújo
EGUsphere, https://doi.org/10.5194/egusphere-2026-1133,https://doi.org/10.5194/egusphere-2026-1133, 2026
Preprint under review for ANGEO (discussion: open, 0 comments)
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06 Mar 2026
Juice/SWI during the Lunar-Earth-Gravity-Assist. III. Observations of the Earth as Calibration Target
Christopher Jarchow, Ladislav Rezac, Paul Hartogh, Ali Schulz-Ravanbakhsh, Thibault Cavalie, Fabrice Herpin, Raphael Moreno, and Axel Murk
EGUsphere, https://doi.org/10.5194/egusphere-2026-1096,https://doi.org/10.5194/egusphere-2026-1096, 2026
Preprint under review for ANGEO (discussion: open, 1 comment)
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05 Mar 2026
Variability and trend analysis of temperature and height in the upper troposphere and stratosphere region over the tropics (Réunion), by combining balloon-sonde and satellite measurements
Gregori de Arruda Moreira, Hassan Bencherif, Tristan Millet, and Damaris Kirsch Pinheiro
Ann. Geophys., 44, 195–207, https://doi.org/10.5194/angeo-44-195-2026,https://doi.org/10.5194/angeo-44-195-2026, 2026
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05 Mar 2026
Juice/SWI during the Lunar-Earth-Gravity-Assist (LEGA). I. General overview
Paul Hartogh, Ladislav Rezac, Thibault Cavalié, Christopher Jarchow, Raphael Moreno, Ali Schulz-Ravanbakhsh, Alberto Carrasco Gallardo, Borys Dabrowski, Samuel Goodyear, Miriam Rengel, Fabrice Herpin, Yasuko Kasai, Mikko Kotiranta, Emmanuel Lellouch, Axel Murk, Michael Olberg, Slawomira Szutowicz, and Eva Wirström
EGUsphere, https://doi.org/10.5194/egusphere-2026-1011,https://doi.org/10.5194/egusphere-2026-1011, 2026
Preprint under review for ANGEO (discussion: open, 1 comment)
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05 Mar 2026
The JUICE Lunar-Earth gravity assist from trajectory design, navigation and spacecraft operations perspective
Angela Dietz, Arnaud Boutonnet, and Frank Budnik
EGUsphere, https://doi.org/10.5194/egusphere-2026-1015,https://doi.org/10.5194/egusphere-2026-1015, 2026
Preprint under review for ANGEO (discussion: open, 0 comments)
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03 Mar 2026
ESA/JUICE encounters Earth/Moon in 2024: overview of the Moons And Jupiter Imaging Spectrometer (MAJIS) observations
François Poulet, Giuseppe Piccioni, Yves Langevin, Cydalise Dumesnil, Vincent Carlier, Benoit Seignovert, Marc Dexet, Leigh N. Fletcher, Cédric Leyrat, Francesca Altieri, John Carter, Emiliano D'Aversa, Maria De Sanctis, Davide Grassi, Sandrine Guerlet, Stéphane Le Mouélic, Alessandra Migliorini, Fabrizio Oliva, Clément Royer, Sébastien Rodriguez, Katrin Stephan, Federico Tosi, Francesca Zambon, Alberto Adriani, Gabriele Arnold, Jean-Pierre Bibring, Dominique Bockelée, Rosario Brunetto, Fabrizio Capaccioni, Cristian Carli, Thibault Cavalié, Miriam Cisneros González, Mauro Ciarnello, Simone De Angelis, Pierre Drossart, Gianrico Filacchione, Thierry Fouchet, Jean-Claude Gérard, Denis Grodent, Patrick Irwin, Sophie Jacquinod, Ozgur Karatekin, Emmanuel Lellouch, Nicolas Ligier, Nicolas Mangold, Magali Mebsout, Frédéric Merlin, Alessandro Morbidelli, Alessandro Mura, Andreas Nathues, Maria E. Palumbo, Cédric Pilorget, Olivier Poch, Eric Quirico, Andrea Raponi, Séverine Robert, Elias Roussos, Agustin Sanchez-Lavega, Bernard Schmitt, Giuseppe Sindoni, Marcel Snels, Roberto Sordini, Stefania Stefani, Giovanni Strazzulla, Tim Trent, Gabriel Tobie, Diego Turrini, Ann-Carine Vandaele, Mathieu Vincendon, Olivier Witasse, Claire Vallat, and Alessandro Moraino
Ann. Geophys., 44, 163–193, https://doi.org/10.5194/angeo-44-163-2026,https://doi.org/10.5194/angeo-44-163-2026, 2026
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26 Feb 2026
| Highlight paper
A source or a sink? How the altitude of particle precipitation influence high-latitude electrodynamics
Magnus F. Ivarsen
Ann. Geophys., 44, 149–162, https://doi.org/10.5194/angeo-44-149-2026,https://doi.org/10.5194/angeo-44-149-2026, 2026
Short summary Editorial statement
25 Feb 2026
Earth's magnetosheath: a comparison of plasma flow direction between models and observations
Marek Vandas and Evgeny Romashets
Ann. Geophys., 44, 137–148, https://doi.org/10.5194/angeo-44-137-2026,https://doi.org/10.5194/angeo-44-137-2026, 2026
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25 Feb 2026
Reevaluation of EISCAT plasma parameters during the May 2024 geomagnetic storm using O+ ratios from AMIE-driven SD-WACCM-X
Florian Günzkofer, Anders Tjulin, Gang Lu, Hanli Liu, and Gunter Stober
EGUsphere, https://doi.org/10.5194/egusphere-2026-823,https://doi.org/10.5194/egusphere-2026-823, 2026
Preprint under review for ANGEO (discussion: open, 0 comments)
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19 Feb 2026
Spectral analyzes of lunar regions observed by MAJIS during the JUICE Earth-Moon flyby
Francesca Zambon, Francesca Altieri, Maria Cristina De Sanctis, Stéphane Le Mouélic, Giuseppe Piccioni, François Poulet, Yves Langevin, Clément Royer, Federico Tosi, Ozgur Karatekin, Alessandro Mura, and Cristian Carli
EGUsphere, https://doi.org/10.5194/egusphere-2026-876,https://doi.org/10.5194/egusphere-2026-876, 2026
Preprint under review for ANGEO (discussion: open, 2 comments)
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19 Feb 2026
Post launch spectral and radiometric performances of MAJIS, the VIS-NIR imaging spectrometer of JUICE
Yves Langevin, Sébastien Rodriguez, Sandrine Guerlet, François Poulet, Giuseppe Piccioni, Livio Agostini, Raymond Armante, Emiliano D’Aversa, Gianrico Filacchione, Leigh Fletcher, Fabrizio Oliva, Clément Royer, Benoit Seignovert, Katrin Stephan, Federico Tosi, and Tim Trent
EGUsphere, https://doi.org/10.5194/egusphere-2026-410,https://doi.org/10.5194/egusphere-2026-410, 2026
Preprint under review for ANGEO (discussion: open, 0 comments)
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17 Feb 2026
Effect of Ionospheric Variability on the Electron Energy Spectrum estimated from Incoherent Scatter Radar Measurements
Oliver Stalder, Björn Gustavsson, and Ilkka Virtanen
Ann. Geophys., 44, 123–135, https://doi.org/10.5194/angeo-44-123-2026,https://doi.org/10.5194/angeo-44-123-2026, 2026
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17 Feb 2026
JUICE-JANUS observations of Earth in preparation for the JANUS investigation of Jupiter’s atmosphere
Ricardo Hueso, Arrate Antuñano, Luisa María Lara, Katrin Stephan, Angelo Zinzi, Athena Coustenis, Yoav Yair, Mitsuteru Sato, Junichi Haruyama, Amy Simon, Cecilia Tubiana, Luca Penasa, Livio Agostini, Alice Luchetti, Alessio Aboudan, Michael Aye, Elke Kersten, Klaus-Dieter Matz, Romolo Politti, Frank Trauthan, Ry Evill, Ines Belgacem, Takahashi Yukihiro, Jose María Castro-Marín, Vincenzo Della Corte, Stubbe Hviid, Thomas Roatsch, Nicole Schmitz, Manish Patel, Ganna Portyankina, and Pasquale Palumbo
EGUsphere, https://doi.org/10.5194/egusphere-2026-710,https://doi.org/10.5194/egusphere-2026-710, 2026
Preprint under review for ANGEO (discussion: open, 0 comments)
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17 Feb 2026
MAJIS performances in the infrared during the JUICE 2024 Earth fly-by: comparisons with IASI measurements and sensitivity to trace species
Sandrine Guerlet, Raymond Armante, Ninon Lauzanne, François Poulet, Yves Langevin, Sébastien Rodriguez, Leigh Fletcher, Thierry Fouchet, Giuseppe Piccioni, and Alessandra Migliorini
EGUsphere, https://doi.org/10.5194/egusphere-2026-805,https://doi.org/10.5194/egusphere-2026-805, 2026
Preprint under review for ANGEO (discussion: open, 1 comment)
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16 Feb 2026
Case Studies on Mesospheric Fronts at Low Latitudes over Brazil
Efua A. Ogobor, Igo Paulino, Vania F. Andrioli, Cristiano M. Wrasse, Hisao Takahashi, Amauri F. Medeiros, Paulo P. Batista, and Prosper K. Nyassor
EGUsphere, https://doi.org/10.5194/egusphere-2025-6569,https://doi.org/10.5194/egusphere-2025-6569, 2026
Preprint under review for ANGEO (discussion: final response, 2 comments)
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13 Feb 2026
Analysis of 3GM High Accuracy Accelerometer data collected during JUICE Lunar Earth Gravity Assist
Umberto De Filippis, Paolo Cappuccio, Mauro Di Benedetto, Ivan di Stefano, Daniele Durante, and Luciano Iess
EGUsphere, https://doi.org/10.5194/egusphere-2026-673,https://doi.org/10.5194/egusphere-2026-673, 2026
Preprint under review for ANGEO (discussion: open, 0 comments)
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10 Feb 2026
Data reduction of incoherent scatter plasma line parameters
Mini Gupta and Patrick Guio
Ann. Geophys., 44, 109–122, https://doi.org/10.5194/angeo-44-109-2026,https://doi.org/10.5194/angeo-44-109-2026, 2026
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06 Feb 2026
Atmospheric gravity waves observed in Brazil on 14 October 2023
Anderson Vestena Bilibio, Igo Paulino, Cristiano Max Wrasse, Prosper Kwamla Nyassor, Ricardo Arlen Buriti, Cosme Alexandre de Oliveira Barros Figueiredo, Fábio Egito, Hisao Takahashi, Toyese Tunde Ayorinde, Lucas Vaz Peres, and Rodrigo da Silva
EGUsphere, https://doi.org/10.5194/egusphere-2025-6571,https://doi.org/10.5194/egusphere-2025-6571, 2026
Preprint under review for ANGEO (discussion: open, 1 comment)
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04 Feb 2026
In-flight receiver calibration of the Ganymede Laser Altimeter (GALA) by passive Earth observations
Gaku Nishiyama, Alexander Stark, Klaus-Dieter Matz, Christian Hüttig, Kai Wickhusen, Livio Agostini, Christian Althaus, Jan Binger, Keigo Enya, Janot George, Kay Lingenauber, Jun Kimura, Masanori Kobayashi, Giulio Macrì, Wladimir Neumann, Luca Penasa, Ganna Portyankina, Cecilia Tubiana, Konrad Wilner, Pasquale Palumbo, and Hauke Hussmann
EGUsphere, https://doi.org/10.5194/egusphere-2026-520,https://doi.org/10.5194/egusphere-2026-520, 2026
Preprint under review for ANGEO (discussion: final response, 3 comments)
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04 Feb 2026
Juice-SWI during the Lunar-Earth-Gravity-Assist (LEGA). II. Instrument operations
Thibault Cavalié, Raphael Moreno, Ladislav Rezac, Fabrice Herpin, Christopher Jarchow, Paul Hartogh, Alberto Carrasco Gallardo, Samuel Goodyear, Pierre Mancini, Ali Schulz-Ravanbakhsh, Borys Dabrowski, Yasuko Kasai, Emmanuel Lellouch, Axel Murk, Donal Murtagh, Michael Olberg, Miriam Rengel, Hideo Sagawa, Slawomira Szutowicz, and Eva Wirström
EGUsphere, https://doi.org/10.5194/egusphere-2026-584,https://doi.org/10.5194/egusphere-2026-584, 2026
Preprint under review for ANGEO (discussion: final response, 2 comments)
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03 Feb 2026
Plasma density estimation from ionograms and geophysical parameters with deep learning
Kian Sartipzadeh, Andreas Kvammen, Björn Gustavsson, Njål Gulbrandsen, Magnar G. Johnsen, Devin Huyghebaert, and Juha Vierinen
Ann. Geophys., 44, 85–107, https://doi.org/10.5194/angeo-44-85-2026,https://doi.org/10.5194/angeo-44-85-2026, 2026
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03 Feb 2026
Observations of fragmented aurora-like emissions and picket fence on the poleward edge of the auroral oval
Sota Nanjo, Katie Herlingshaw, Tima Sergienko, Gaël Cessateur, Noora Partamies, Magnar G. Johnsen, Keisuke Hosokawa, Hervé Lamy, Yasunobu Ogawa, Antti Kero, Shin-ichiro Oyama, and Masatoshi Yamauchi
Ann. Geophys., 44, 63–84, https://doi.org/10.5194/angeo-44-63-2026,https://doi.org/10.5194/angeo-44-63-2026, 2026
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02 Feb 2026
Empirical evidence of spurious correlations among space weather variables
Costecia Ifeoma Onah, Ogbonnaya Okike, Romanus Ejike Ugwoke, Evaristus Uzochukwu Iyida, and Jibrin Adejoh Alhassan
EGUsphere, https://doi.org/10.5194/egusphere-2025-6494,https://doi.org/10.5194/egusphere-2025-6494, 2026
Preprint under review for ANGEO (discussion: final response, 2 comments)
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