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.
17 Apr 2026
Morphological and Spectrophotometric exploitation of JANUS LEGA Dataset: Langrenus impact crater characterization and evolution of the highland "isthmus" between Mare Fecunditatis and Mare Tranquillitatis
Alice Lucchetti, Matteo Massironi, Klaus Gwinner, Thomas Kenkmann, Luca Penasa, Namitha R. Baby, Laura Rotzoll, Oguzcan Karagoz, Juan L. Rizos, Maurizio Pajola, Federico Tosi, Sonia Fornasier, Filippo Tusberti, Katrin Stephan, Riccardo Pozzobon, Javier E. Suarez-Valencia, Davide Cagnin, Francesca Zambon, Gianluca Chiarolanza, Athena Coustenis, Lorenza Giacomini, Ernst Hauber, Simone Marchi, Pietro Matteoni, Giuseppe Mitri, Costanza Rossi, Ricardo Hueso, Alessio Aboudan, Livio Agostini, Elke Kersten, Klaus D. Matz, Romolo Politi, Frank Trauthan, Cecilia Tubiana, Michael Aye, Angelo Zinzi, Ry Evill, Ines Belgacem, Jose M. Castro-Marin, Vincenzo Della Corte, Stubbe Hviid, Thomas Roatsch, Nicole Schmitz, Luisa M. Lara, Manish R. Patel, Ganna Portyankina, Pasquale Palumbo, and the JANUS team
EGUsphere, https://doi.org/10.5194/egusphere-2026-1901,https://doi.org/10.5194/egusphere-2026-1901, 2026
Preprint under review for ANGEO (discussion: open, 0 comments)
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16 Apr 2026
Ultraviolet observations of the Earth and Moon during the JUICE Lunar-Earth flyby
Philippa Molyneux, Michael Davis, Rohini Giles, Thomas Greathouse, Kurt Retherford, Maarten Versteeg, Sue Ferrell, Tracy Becker, G. Randall Gladstone, Bradley Trantham, Joshua Kammer, Matthew Freeman, and Steven Persyn
EGUsphere, https://doi.org/10.5194/egusphere-2026-2038,https://doi.org/10.5194/egusphere-2026-2038, 2026
Preprint under review for ANGEO (discussion: open, 0 comments)
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16 Apr 2026
Evaluation of All-sky Solar Irradiance and Near-surface Air Temperature (T2M) Variability Across East African Countries Using NASA POWER Reanalysis Data (2021–2024)
Meseret Amisaya Shibabaw and Mogese Wassaie Mersha
EGUsphere, https://doi.org/10.5194/egusphere-2025-6425,https://doi.org/10.5194/egusphere-2025-6425, 2026
Preprint under review for ANGEO (discussion: open, 0 comments)
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15 Apr 2026
RADEM observations of the Van Allen belts during the JUICE Lunar-Earth Gravity Assist
Marco Pinto, André Rodrigues, Elias Roussos, Daniel Schmid, Martin Volwerk, Stavros Kotsiaros, Patrick Brown, Michele Dougherty, Luísa Arruda, and Olivier Witasse
EGUsphere, https://doi.org/10.5194/egusphere-2026-2055,https://doi.org/10.5194/egusphere-2026-2055, 2026
Preprint under review for ANGEO (discussion: open, 0 comments)
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15 Apr 2026
First results from the Juice magnetometer during the Lunar-Earth Gravity Assist
Adrian T. LaMoury, Leonard Schulz, Alexander Betzler, David Hercik, Hans-Ulrich Auster, Patrick Brown, Werner Magnes, Christoph Amtmann, Richard Baughen, Hao Cao, Irmgard Jernej, Roland Lammegger, Adam Masters, Ferdinand Plaschke, Xun Yu, Taylor Pomfret, Alex Strickland, Vaibhav Garg, and Michele K. Dougherty
EGUsphere, https://doi.org/10.5194/egusphere-2026-2054,https://doi.org/10.5194/egusphere-2026-2054, 2026
Preprint under review for ANGEO (discussion: open, 0 comments)
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15 Apr 2026
In-Situ and Remote Observations of the Ring Current and Radiation Belt during JUICE Lunar Earth Gravity Assist
Pontus C. Brandt, George Clark, Donald G. Mitchell, Peter Kollmann, Matina Gkioulidou, Leonardo Regoli, Kostas Dialynas, Frederic Allegrini, Nicolas Andre, Xianzhe Jia, Krishan Khurana, Carol Paty, Stanislav Barabash, and Peter Wurz
EGUsphere, https://doi.org/10.5194/egusphere-2026-2050,https://doi.org/10.5194/egusphere-2026-2050, 2026
Preprint under review for ANGEO (discussion: open, 0 comments)
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14 Apr 2026
Calibrating JANUS: an overview of the calibration pipeline and what we learned from the Moon-Earth flyby data
Livio Agostini, Klaus-Dieter Matz, Cecilia Tubiana, Vincenzo Della Corte, Luca Penasa, Thomas Bilotta, Francesco Sarti, Matthew Read, Stubbe Hviid, Stefano Mottola, Alessio Aboudan, Frank Trauthan, Romolo Politi, Michael Aye, Ricardo Hueso, Alice Lucchetti, Elke Kersten, Ines Belgacem, Angela Dietz, Ry Evill, Jim F. Bell III, Angelo Zinzi, Jose María Castro-Marin, Thomas Roatsch, Nicole Schmitz, Manish R. Patel, Luisa M. Lara, Ganna Portyankina, and Pasquale Palumbo
EGUsphere, https://doi.org/10.5194/egusphere-2026-2032,https://doi.org/10.5194/egusphere-2026-2032, 2026
Preprint under review for ANGEO (discussion: open, 0 comments)
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14 Apr 2026
Planning of the JUICE/JANUS camera observations during the first ever Lunar-Earth Gravity Assist
Cecilia Tubiana, Luca Penasa, Livio Agostini, Alessio Aboudan, Michael Aye, Klaus-Dieter Matz, Matthew Read, Thomas Bilotta, Ricardo Hueso, Alice Lucchetti, Elke Kersten, Romolo Politi, Ganna Portyankina, Benoit Seignovert, Frank Trauthan, Angelo Zinzi, Ry Evill, Angela Dietz, Ines Belgacem, Thomas Cornet, Jose María Castro-Marin, Vincenzo Della Corte, Stubbe Hviid, Thomas Roatsch, Nicole Schmitz, Manish R. Patel, Luisa M. Lara, and Pasquale Palumbo
EGUsphere, https://doi.org/10.5194/egusphere-2026-2008,https://doi.org/10.5194/egusphere-2026-2008, 2026
Preprint under review for ANGEO (discussion: open, 0 comments)
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10 Apr 2026
Mesoscale Structure of Flickering Aurora from Wide-Field High-Speed Imaging
Sota Nanjo, Satoshi Kurita, Tima Sergienko, Yoshizumi Miyoshi, and Ryuho Kataoka
EGUsphere, https://doi.org/10.5194/egusphere-2026-865,https://doi.org/10.5194/egusphere-2026-865, 2026
Preprint under review for ANGEO (discussion: open, 1 comment)
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09 Apr 2026
Subauroral contamination in POES/Metop TED channels
Jan Maik Wissing, Olesya Yakovchuk, Stefan Bender, and Christina Arras
Ann. Geophys., 44, 263–285, https://doi.org/10.5194/angeo-44-263-2026,https://doi.org/10.5194/angeo-44-263-2026, 2026
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08 Apr 2026
Benchmarking the Swedish Power Grid Against a 1-in-100-Year Geoelectric Field Scenario
Vanina Lanabere, Andrew P. Dimmock, Sven Molenkamp Venholen, Alice V. L. Wallner, Andreas Johlander, Lisa Rosenqvist, and Johan Setréus
Ann. Geophys., 44, 245–261, https://doi.org/10.5194/angeo-44-245-2026,https://doi.org/10.5194/angeo-44-245-2026, 2026
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02 Apr 2026
The SuperDARN Meteor Wind Product: A 31-year archive with modeled altitude contributions and validation
Alex Timothy Chartier, Ryan Poffenbarger, Rafael Mesquita, Diego Janches, Jorge Chau, Toralf Renkwitz, Ralph Latteck, and William Bristow
EGUsphere, https://doi.org/10.5194/egusphere-2026-1634,https://doi.org/10.5194/egusphere-2026-1634, 2026
Preprint under review for ANGEO (discussion: open, 0 comments)
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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, 1 comment)
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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, 3 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, 1 comment)
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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, 2 comments)
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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: final response, 3 comments)
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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: final response, 2 comments)
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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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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
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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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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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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: final response, 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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