25 Feb 2021
Lower-thermosphere–ionosphere (LTI) quantities: current status of measuring techniques and models
Minna Palmroth, Maxime Grandin, Theodoros Sarris, Eelco Doornbos, Stelios Tourgaidis, Anita Aikio, Stephan Buchert, Mark A. Clilverd, Iannis Dandouras, Roderick Heelis, Alex Hoffmann, Nickolay Ivchenko, Guram Kervalishvili, David J. Knudsen, Anna Kotova, Han-Li Liu, David M. Malaspina, Günther March, Aurélie Marchaudon, Octav Marghitu, Tomoko Matsuo, Wojciech J. Miloch, Therese Moretto-Jørgensen, Dimitris Mpaloukidis, Nils Olsen, Konstantinos Papadakis, Robert Pfaff, Panagiotis Pirnaris, Christian Siemes, Claudia Stolle, Jonas Suni, Jose van den IJssel, Pekka T. Verronen, Pieter Visser, and Masatoshi Yamauchi
Ann. Geophys., 39, 189–237, https://doi.org/10.5194/angeo-39-189-2021,https://doi.org/10.5194/angeo-39-189-2021, 2021 | 2,352 views
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04 Mar 2021
Characteristics of fragmented aurora-like emissions (FAEs) observed on Svalbard
Joshua Dreyer, Noora Partamies, Daniel Whiter, Pål G. Ellingsen, Lisa Baddeley, and Stephan C. Buchert
Ann. Geophys., 39, 277–288, https://doi.org/10.5194/angeo-39-277-2021,https://doi.org/10.5194/angeo-39-277-2021, 2021 | 2,160 views
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22 Dec 2020
Odd hydrogen response thresholds for indication of solar proton and electron impact in the mesosphere and stratosphere
Tuomas Häkkilä, Pekka T. Verronen, Luis Millán, Monika E. Szeląg, Niilo Kalakoski, and Antti Kero
Ann. Geophys., 38, 1299–1312, https://doi.org/10.5194/angeo-38-1299-2020,https://doi.org/10.5194/angeo-38-1299-2020, 2020 | 1,645 views
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27 Aug 2021
Heavy rainfall, floods, and flash floods influenced by high-speed solar wind coupling to the magnetosphere–ionosphere–atmosphere system
Paul Prikryl, Vojto Rušin, Emil A. Prikryl, Pavel Šťastný, Maroš Turňa, and Martina Zeleňáková
Ann. Geophys., 39, 769–793, https://doi.org/10.5194/angeo-39-769-2021,https://doi.org/10.5194/angeo-39-769-2021, 2021 | 1,638 views
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29 Jul 2021
Steepening of magnetosonic waves in the inner coma of comet 67P/Churyumov–Gerasimenko
Katharina Ostaszewski, Karl-Heinz Glassmeier, Charlotte Goetz, Philip Heinisch, Pierre Henri, Sang A. Park, Hendrik Ranocha, Ingo Richter, Martin Rubin, and Bruce Tsurutani
Ann. Geophys., 39, 721–742, https://doi.org/10.5194/angeo-39-721-2021,https://doi.org/10.5194/angeo-39-721-2021, 2021 | 1,473 views
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20 Jul 2021
Influence of different types of ionospheric disturbances on GPS signals at polar latitudes
Vladimir B. Belakhovsky, Yaqi Jin, and Wojciech J. Miloch
Ann. Geophys., 39, 687–700, https://doi.org/10.5194/angeo-39-687-2021,https://doi.org/10.5194/angeo-39-687-2021, 2021 | 1,445 views
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17 May 2021
The geomagnetic data of the Clementinum observatory in Prague since 1839
Pavel Hejda, Fridrich Valach, and Miloš Revallo
Ann. Geophys., 39, 439–454, https://doi.org/10.5194/angeo-39-439-2021,https://doi.org/10.5194/angeo-39-439-2021, 2021 | 1,428 views
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17 Sep 2021
Venus's induced magnetosphere during active solar wind conditions at BepiColombo's Venus 1 flyby
Martin Volwerk, Beatriz Sánchez-Cano, Daniel Heyner, Sae Aizawa, Nicolas André, Ali Varsani, Johannes Mieth, Stefano Orsini, Wolfgang Baumjohann, David Fischer, Yoshifumi Futaana, Richard Harrison, Harald Jeszenszky, Iwai Kazumasa, Gunter Laky, Herbert Lichtenegger, Anna Milillo, Yoshizumi Miyoshi, Rumi Nakamura, Ferdinand Plaschke, Ingo Richter, Sebastián Rojas Mata, Yoshifumi Saito, Daniel Schmid, Daikou Shiota, and Cyril Simon Wedlund
Ann. Geophys., 39, 811–831, https://doi.org/10.5194/angeo-39-811-2021,https://doi.org/10.5194/angeo-39-811-2021, 2021 | 1,421 views
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12 Mar 2021
Magnetosheath jet evolution as a function of lifetime: global hybrid-Vlasov simulations compared to MMS observations
Minna Palmroth, Savvas Raptis, Jonas Suni, Tomas Karlsson, Lucile Turc, Andreas Johlander, Urs Ganse, Yann Pfau-Kempf, Xochitl Blanco-Cano, Mojtaba Akhavan-Tafti, Markus Battarbee, Maxime Dubart, Maxime Grandin, Vertti Tarvus, and Adnane Osmane
Ann. Geophys., 39, 289–308, https://doi.org/10.5194/angeo-39-289-2021,https://doi.org/10.5194/angeo-39-289-2021, 2021 | 1,402 views
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14 Oct 2021
Validation of SSUSI-derived auroral electron densities: comparisons to EISCAT data
Stefan Bender, Patrick J. Espy, and Larry J. Paxton
Ann. Geophys., 39, 899–910, https://doi.org/10.5194/angeo-39-899-2021,https://doi.org/10.5194/angeo-39-899-2021, 2021 | 1,402 views
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07 Jan 2021
Seasonal evolution of winds, atmospheric tides, and Reynolds stress components in the Southern Hemisphere mesosphere–lower thermosphere in 2019
Gunter Stober, Diego Janches, Vivien Matthias, Dave Fritts, John Marino, Tracy Moffat-Griffin, Kathrin Baumgarten, Wonseok Lee, Damian Murphy, Yong Ha Kim, Nicholas Mitchell, and Scott Palo
Ann. Geophys., 39, 1–29, https://doi.org/10.5194/angeo-39-1-2021,https://doi.org/10.5194/angeo-39-1-2021, 2021 | 1,384 views
12 May 2021
On the semi-annual variation of relativistic electrons in the outer radiation belt
Christos Katsavrias, Constantinos Papadimitriou, Sigiava Aminalragia-Giamini, Ioannis A. Daglis, Ingmar Sandberg, and Piers Jiggens
Ann. Geophys., 39, 413–425, https://doi.org/10.5194/angeo-39-413-2021,https://doi.org/10.5194/angeo-39-413-2021, 2021 | 1,292 views
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06 Jul 2021
Reflection of low-frequency fast magnetosonic waves at the local two-ion cutoff frequency: observation in the plasmasphere
Geng Wang, Mingyu Wu, Guoqiang Wang, Sudong Xiao, Irina Zhelavskaya, Yuri Shprits, Yuanqiang Chen, Zhengyang Zou, Zhonglei Gao, Wen Yi, and Tielong Zhang
Ann. Geophys., 39, 613–625, https://doi.org/10.5194/angeo-39-613-2021,https://doi.org/10.5194/angeo-39-613-2021, 2021 | 1,288 views
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02 Jul 2021
Ion distribution functions in magnetotail reconnection: global hybrid-Vlasov simulation results
Andrei Runov, Maxime Grandin, Minna Palmroth, Markus Battarbee, Urs Ganse, Heli Hietala, Sanni Hoilijoki, Emilia Kilpua, Yann Pfau-Kempf, Sergio Toledo-Redondo, Lucile Turc, and Drew Turner
Ann. Geophys., 39, 599–612, https://doi.org/10.5194/angeo-39-599-2021,https://doi.org/10.5194/angeo-39-599-2021, 2021 | 1,281 views
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18 May 2021
Attenuation of plasmaspheric hiss associated with the enhanced magnetospheric electric field
Haimeng Li, Wen Li, Qianli Ma, Yukitoshi Nishimura, Zhigang Yuan, Alex J. Boyd, Xiaochen Shen, Rongxin Tang, and Xiaohua Deng
Ann. Geophys., 39, 461–470, https://doi.org/10.5194/angeo-39-461-2021,https://doi.org/10.5194/angeo-39-461-2021, 2021 | 1,264 views
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12 Jul 2021
Revisiting the long-term decreasing trend of atmospheric electric potential gradient measured at Nagycenk, Hungary, Central Europe
Attila Buzás, Veronika Barta, Tamás Horváth, and József Bór
Ann. Geophys., 39, 627–640, https://doi.org/10.5194/angeo-39-627-2021,https://doi.org/10.5194/angeo-39-627-2021, 2021 | 1,262 views
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23 Sep 2021
Polar tongue of ionisation during geomagnetic superstorm
Dimitry Pokhotelov, Isabel Fernandez-Gomez, and Claudia Borries
Ann. Geophys., 39, 833–847, https://doi.org/10.5194/angeo-39-833-2021,https://doi.org/10.5194/angeo-39-833-2021, 2021 | 1,253 views
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12 Jul 2021
Role of eddy diffusion in the delayed ionospheric response to solar flux changes
Rajesh Vaishnav, Christoph Jacobi, Jens Berdermann, Mihail Codrescu, and Erik Schmölter
Ann. Geophys., 39, 641–655, https://doi.org/10.5194/angeo-39-641-2021,https://doi.org/10.5194/angeo-39-641-2021, 2021 | 1,247 views
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10 Jun 2021
Winds and tides of the Extended Unified Model in the mesosphere and lower thermosphere validated with meteor radar observations
Matthew J. Griffith, Shaun M. Dempsey, David R. Jackson, Tracy Moffat-Griffin, and Nicholas J. Mitchell
Ann. Geophys., 39, 487–514, https://doi.org/10.5194/angeo-39-487-2021,https://doi.org/10.5194/angeo-39-487-2021, 2021 | 1,247 views
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24 Aug 2021
Electromotive force in the solar wind
Yasuhito Narita
Ann. Geophys., 39, 759–768, https://doi.org/10.5194/angeo-39-759-2021,https://doi.org/10.5194/angeo-39-759-2021, 2021 | 1,224 views
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01 Mar 2021
Stratospheric influence on the mesosphere–lower thermosphere over mid latitudes in winter observed by a Fabry–Perot interferometer
Olga S. Zorkaltseva and Roman V. Vasilyev
Ann. Geophys., 39, 267–276, https://doi.org/10.5194/angeo-39-267-2021,https://doi.org/10.5194/angeo-39-267-2021, 2021 | 1,217 views
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05 May 2021
Warm protons at comet 67P/Churyumov–Gerasimenko – implications for the infant bow shock
Charlotte Goetz, Herbert Gunell, Fredrik Johansson, Kristie LLera, Hans Nilsson, Karl-Heinz Glassmeier, and Matthew G. G. T. Taylor
Ann. Geophys., 39, 379–396, https://doi.org/10.5194/angeo-39-379-2021,https://doi.org/10.5194/angeo-39-379-2021, 2021 | 1,203 views
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29 Oct 2021
Space weather study through analysis of solar radio bursts detected by a single-station CALLISTO spectrometer
Theogene Ndacyayisenga, Ange Cynthia Umuhire, Jean Uwamahoro, and Christian Monstein
Ann. Geophys., 39, 945–959, https://doi.org/10.5194/angeo-39-945-2021,https://doi.org/10.5194/angeo-39-945-2021, 2021 | 1,202 views
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14 Oct 2021
Foreshock cavitons and spontaneous hot flow anomalies: a statistical study with a global hybrid-Vlasov simulation
Vertti Tarvus, Lucile Turc, Markus Battarbee, Jonas Suni, Xóchitl Blanco-Cano, Urs Ganse, Yann Pfau-Kempf, Markku Alho, Maxime Dubart, Maxime Grandin, Andreas Johlander, Konstantinos Papadakis, and Minna Palmroth
Ann. Geophys., 39, 911–928, https://doi.org/10.5194/angeo-39-911-2021,https://doi.org/10.5194/angeo-39-911-2021, 2021 | 1,193 views
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28 Jan 2021
Vlasov simulation of electrons in the context of hybrid global models: an eVlasiator approach
Markus Battarbee, Thiago Brito, Markku Alho, Yann Pfau-Kempf, Maxime Grandin, Urs Ganse, Konstantinos Papadakis, Andreas Johlander, Lucile Turc, Maxime Dubart, and Minna Palmroth
Ann. Geophys., 39, 85–103, https://doi.org/10.5194/angeo-39-85-2021,https://doi.org/10.5194/angeo-39-85-2021, 2021 | 1,190 views
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26 Jan 2021
Predictability of the variable solar-terrestrial coupling
Ioannis A. Daglis, Loren C. Chang, Sergio Dasso, Nat Gopalswamy, Olga V. Khabarova, Emilia Kilpua, Ramon Lopez, Daniel Marsh, Katja Matthes, Dibyendu Nandi, Annika Seppälä, Kazuo Shiokawa, Rémi Thiéblemont, and Qiugang Zong
Ann. Geophys. Discuss., https://doi.org/10.5194/angeo-2020-94,https://doi.org/10.5194/angeo-2020-94, 2021
Revised manuscript accepted for ANGEO (discussion: closed, 4 comments) | 1,181 views
24 Feb 2021
Seasonal dependence of the Earth's radiation belt – new insights
Rajkumar Hajra
Ann. Geophys., 39, 181–187, https://doi.org/10.5194/angeo-39-181-2021,https://doi.org/10.5194/angeo-39-181-2021, 2021 | 1,175 views
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22 Jan 2021
Electron precipitation characteristics during isolated, compound, and multi-night substorm events
Noora Partamies, Fasil Tesema, Emma Bland, Erkka Heino, Hilde Nesse Tyssøy, and Erlend Kallelid
Ann. Geophys., 39, 69–83, https://doi.org/10.5194/angeo-39-69-2021,https://doi.org/10.5194/angeo-39-69-2021, 2021 | 1,171 views
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17 May 2021
Ionospheric control of space weather
Osuke Saka
Ann. Geophys., 39, 455–460, https://doi.org/10.5194/angeo-39-455-2021,https://doi.org/10.5194/angeo-39-455-2021, 2021 | 1,171 views
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07 May 2021
Atmospheric drag effects on modelled low Earth orbit (LEO) satellites during the July 2000 Bastille Day event in contrast to an interval of geomagnetically quiet conditions
Victor U. J. Nwankwo, William Denig, Sandip K. Chakrabarti, Muyiwa P. Ajakaiye, Johnson Fatokun, Adeniyi W. Akanni, Jean-Pierre Raulin, Emilia Correia, John E. Enoh, and Paul I. Anekwe
Ann. Geophys., 39, 397–412, https://doi.org/10.5194/angeo-39-397-2021,https://doi.org/10.5194/angeo-39-397-2021, 2021 | 1,169 views
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19 Mar 2021
Inferring thermospheric composition from ionogram profiles: a calibration with the TIMED spacecraft
Christopher J. Scott, Shannon Jones, and Luke A. Barnard
Ann. Geophys., 39, 309–319, https://doi.org/10.5194/angeo-39-309-2021,https://doi.org/10.5194/angeo-39-309-2021, 2021 | 1,169 views
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04 Feb 2021
Radar imaging with EISCAT 3D
Johann Stamm, Juha Vierinen, Juan M. Urco, Björn Gustavsson, and Jorge L. Chau
Ann. Geophys., 39, 119–134, https://doi.org/10.5194/angeo-39-119-2021,https://doi.org/10.5194/angeo-39-119-2021, 2021 | 1,166 views
25 Feb 2021
Statistical study of linear magnetic hole structures near Earth
Martin Volwerk, David Mautner, Cyril Simon Wedlund, Charlotte Goetz, Ferdinand Plaschke, Tomas Karlsson, Daniel Schmid, Diana Rojas-Castillo, Owen W. Roberts, and Ali Varsani
Ann. Geophys., 39, 239–253, https://doi.org/10.5194/angeo-39-239-2021,https://doi.org/10.5194/angeo-39-239-2021, 2021 | 1,142 views
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10 Feb 2021
D-region impact area of energetic electron precipitation during pulsating aurora
Emma Bland, Fasil Tesema, and Noora Partamies
Ann. Geophys., 39, 135–149, https://doi.org/10.5194/angeo-39-135-2021,https://doi.org/10.5194/angeo-39-135-2021, 2021 | 1,138 views
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24 Jun 2021
Magnetosheath plasma flow model around Mercury
Daniel Schmid, Yasuhito Narita, Ferdinand Plaschke, Martin Volwerk, Rumi Nakamura, and Wolfgang Baumjohann
Ann. Geophys., 39, 563–570, https://doi.org/10.5194/angeo-39-563-2021,https://doi.org/10.5194/angeo-39-563-2021, 2021 | 1,138 views
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21 Dec 2020
Resolution dependence of magnetosheath waves in global hybrid-Vlasov simulations
Maxime Dubart, Urs Ganse, Adnane Osmane, Andreas Johlander, Markus Battarbee, Maxime Grandin, Yann Pfau-Kempf, Lucile Turc, and Minna Palmroth
Ann. Geophys., 38, 1283–1298, https://doi.org/10.5194/angeo-38-1283-2020,https://doi.org/10.5194/angeo-38-1283-2020, 2020 | 1,134 views
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08 Oct 2021
Simulated seasonal impact on middle atmospheric ozone from high-energy electron precipitation related to pulsating aurorae
Pekka T. Verronen, Antti Kero, Noora Partamies, Monika E. Szeląg, Shin-Ichiro Oyama, Yoshizumi Miyoshi, and Esa Turunen
Ann. Geophys., 39, 883–897, https://doi.org/10.5194/angeo-39-883-2021,https://doi.org/10.5194/angeo-39-883-2021, 2021 | 1,126 views
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18 Oct 2021
Seasonal features of geomagnetic activity: a study on the solar activity dependence
Adriane Marques de Souza Franco, Rajkumar Hajra, Ezequiel Echer, and Mauricio José Alves Bolzan
Ann. Geophys., 39, 929–943, https://doi.org/10.5194/angeo-39-929-2021,https://doi.org/10.5194/angeo-39-929-2021, 2021 | 1,126 views
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20 Jul 2021
A new perspective and explanation for the formation of plasmaspheric shoulder structures
Hua Zhang, Guangshuai Peng, Chao Shen, and Yewen Wu
Ann. Geophys., 39, 701–707, https://doi.org/10.5194/angeo-39-701-2021,https://doi.org/10.5194/angeo-39-701-2021, 2021 | 1,094 views
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11 Jun 2021
Benchmarking microbarom radiation and propagation model against infrasound recordings: a vespagram-based approach
Ekaterina Vorobeva, Marine De Carlo, Alexis Le Pichon, Patrick Joseph Espy, and Sven Peter Näsholm
Ann. Geophys., 39, 515–531, https://doi.org/10.5194/angeo-39-515-2021,https://doi.org/10.5194/angeo-39-515-2021, 2021 | 1,089 views
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03 Jun 2021
Snow cover variability and trend over Hindu Kush Himalayan region using MODIS and SRTM data
Nirasindhu Desinayak, Anup Krishna Prasad, Hesham El-Askary, Menas Kafatos, and Ghassem R. Asrar
Ann. Geophys. Discuss., https://doi.org/10.5194/angeo-2021-29,https://doi.org/10.5194/angeo-2021-29, 2021
Preprint under review for ANGEO (discussion: final response, 4 comments) | 1,084 views
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26 Feb 2021
Semi-annual variation of excited hydroxyl emission at mid-latitudes
Mykhaylo Grygalashvyly, Alexander I. Pogoreltsev, Alexey B. Andreyev, Sergei P. Smyshlyaev, and Gerd R. Sonnemann
Ann. Geophys., 39, 255–265, https://doi.org/10.5194/angeo-39-255-2021,https://doi.org/10.5194/angeo-39-255-2021, 2021 | 1,083 views
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08 Oct 2021
Unsupervised classification of simulated magnetospheric regions
Maria Elena Innocenti, Jorge Amaya, Joachim Raeder, Romain Dupuis, Banafsheh Ferdousi, and Giovanni Lapenta
Ann. Geophys., 39, 861–881, https://doi.org/10.5194/angeo-39-861-2021,https://doi.org/10.5194/angeo-39-861-2021, 2021 | 1,080 views
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06 Apr 2021
Ionospheric response to solar extreme ultraviolet radiation variations: comparison based on CTIPe model simulations and satellite measurements
Rajesh Vaishnav, Erik Schmölter, Christoph Jacobi, Jens Berdermann, and Mihail Codrescu
Ann. Geophys., 39, 341–355, https://doi.org/10.5194/angeo-39-341-2021,https://doi.org/10.5194/angeo-39-341-2021, 2021 | 1,079 views
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20 Aug 2021
Climatology of ionosphere over Nepal based on GPS total electron content data from 2008 to 2018
Drabindra Pandit, Basudev Ghimire, Christine Amory-Mazaudier, Rolland Fleury, Narayan Prasad Chapagain, and Binod Adhikari
Ann. Geophys., 39, 743–758, https://doi.org/10.5194/angeo-39-743-2021,https://doi.org/10.5194/angeo-39-743-2021, 2021 | 1,060 views
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15 Jul 2021
Dynamic processes in the magnetic field and in the ionosphere during the 30 August–2 September 2019 geospace storm: influence on high frequency radio wave characteristics
Yiyang Luo, Leonid Chernogor, Kostiantyn Garmash, Qiang Guo, Victor Rozumenko, and Yu Zheng
Ann. Geophys., 39, 657–685, https://doi.org/10.5194/angeo-39-657-2021,https://doi.org/10.5194/angeo-39-657-2021, 2021 | 1,058 views
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28 May 2021
Contribution of meteor flux in the occurrence of sporadic-E (Es) layers over the Arabian Peninsula
Muhammad Mubasshir Shaikh, Govardan Gopakumar, Aisha Abdulla Al-owais, Maryam Essa Sharif, and Ilias Fernini
Ann. Geophys., 39, 471–478, https://doi.org/10.5194/angeo-39-471-2021,https://doi.org/10.5194/angeo-39-471-2021, 2021 | 1,054 views
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17 Feb 2021
Variability of the lunar semidiurnal tidal amplitudes in the ionosphere over Brazil
Ana Roberta Paulino, Fabiano da Silva Araújo, Igo Paulino, Cristiano Max Wrasse, Lourivaldo Mota Lima, Paulo Prado Batista, and Inez Staciarini Batista
Ann. Geophys., 39, 151–164, https://doi.org/10.5194/angeo-39-151-2021,https://doi.org/10.5194/angeo-39-151-2021, 2021 | 1,045 views
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14 Apr 2021
Modelling the residual mean meridional circulation at different stages of sudden stratospheric warming events
Andrey V. Koval, Wen Chen, Ksenia A. Didenko, Tatiana S. Ermakova, Nikolai M. Gavrilov, Alexander I. Pogoreltsev, Olga N. Toptunova, Ke Wei, Anna N. Yarusova, and Anton S. Zarubin
Ann. Geophys., 39, 357–368, https://doi.org/10.5194/angeo-39-357-2021,https://doi.org/10.5194/angeo-39-357-2021, 2021 | 1,042 views
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02 Jul 2021
Evidence of the nonstationarity of the terrestrial bow shock from multi-spacecraft observations: methodology, results, and quantitative comparison with particle-in-cell (PIC) simulations
Christian Mazelle and Bertrand Lembège
Ann. Geophys., 39, 571–598, https://doi.org/10.5194/angeo-39-571-2021,https://doi.org/10.5194/angeo-39-571-2021, 2021 | 1,026 views
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