10 Dec 2021
Predictability of 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 Nandy, Annika Seppälä, Kazuo Shiokawa, Rémi Thiéblemont, and Qiugang Zong
Ann. Geophys., 39, 1013–1035, https://doi.org/10.5194/angeo-39-1013-2021,https://doi.org/10.5194/angeo-39-1013-2021, 2021 | 3,051 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 | 2,139 views
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31 Jan 2022
Snow cover variability and trend over the Hindu Kush Himalayan region using MODIS and SRTM data
Nirasindhu Desinayak, Anup K. Prasad, Hesham El-Askary, Menas Kafatos, and Ghassem R. Asrar
Ann. Geophys., 40, 67–82, https://doi.org/10.5194/angeo-40-67-2022,https://doi.org/10.5194/angeo-40-67-2022, 2022 | 1,977 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 | 1,969 views
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25 Nov 2021
Fine-scale dynamics of fragmented aurora-like emissions
Daniel K. Whiter, Hanna Sundberg, Betty S. Lanchester, Joshua Dreyer, Noora Partamies, Nickolay Ivchenko, Marco Zaccaria Di Fraia, Rosie Oliver, Amanda Serpell-Stevens, Tiffany Shaw-Diaz, and Thomas Braunersreuther
Ann. Geophys., 39, 975–989, https://doi.org/10.5194/angeo-39-975-2021,https://doi.org/10.5194/angeo-39-975-2021, 2021 | 1,944 views
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28 Feb 2022
| Highlight paper
Magnetospheric response to solar wind forcing: ultra-low-frequency wave–particle interaction perspective
Qiugang Zong
Ann. Geophys., 40, 121–150, https://doi.org/10.5194/angeo-40-121-2022,https://doi.org/10.5194/angeo-40-121-2022, 2022 | 1,919 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 | 1,870 views
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16 Dec 2021
| Highlight paper
Dynamics of variable dusk–dawn flow associated with magnetotail current sheet flapping
James H. Lane, Adrian Grocott, Nathan A. Case, and Maria-Theresia Walach
Ann. Geophys., 39, 1037–1053, https://doi.org/10.5194/angeo-39-1037-2021,https://doi.org/10.5194/angeo-39-1037-2021, 2021 | 1,866 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 | 1,855 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 | 1,639 views
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20 Jan 2022
Long-term studies of mesosphere and lower-thermosphere summer length definitions based on mean zonal wind features observed for more than one solar cycle at middle and high latitudes in the Northern Hemisphere
Juliana Jaen, Toralf Renkwitz, Jorge L. Chau, Maosheng He, Peter Hoffmann, Yosuke Yamazaki, Christoph Jacobi, Masaki Tsutsumi, Vivien Matthias, and Chris Hall
Ann. Geophys., 40, 23–35, https://doi.org/10.5194/angeo-40-23-2022,https://doi.org/10.5194/angeo-40-23-2022, 2022 | 1,613 views
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16 Nov 2021
Observing electric field and neutral wind with EISCAT 3D
Johann Stamm, Juha Vierinen, and Björn Gustavsson
Ann. Geophys., 39, 961–974, https://doi.org/10.5194/angeo-39-961-2021,https://doi.org/10.5194/angeo-39-961-2021, 2021 | 1,608 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 | 1,599 views
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04 Jan 2022
Types of pulsating aurora: comparison of model and EISCAT electron density observations
Fasil Tesema, Noora Partamies, Daniel K. Whiter, and Yasunobu Ogawa
Ann. Geophys., 40, 1–10, https://doi.org/10.5194/angeo-40-1-2022,https://doi.org/10.5194/angeo-40-1-2022, 2022 | 1,598 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 | 1,564 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 | 1,559 views
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10 Dec 2021
Influence of the semidiurnal lunar tide in the equatorial plasma bubble zonal drifts over Brazil
Igo Paulino, Ana Roberta Paulino, Amauri F. Medeiros, Cristiano M. Wrasse, Ricardo Arlen Buriti, and Hisao Takahashi
Ann. Geophys., 39, 1005–1012, https://doi.org/10.5194/angeo-39-1005-2021,https://doi.org/10.5194/angeo-39-1005-2021, 2021 | 1,498 views
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22 Mar 2022
A case study of a ducted gravity wave event over northern Germany using simultaneous airglow imaging and wind-field observations
Sumanta Sarkhel, Gunter Stober, Jorge L. Chau, Steven M. Smith, Christoph Jacobi, Subarna Mondal, Martin G. Mlynczak, and James M. Russell III
Ann. Geophys., 40, 179–190, https://doi.org/10.5194/angeo-40-179-2022,https://doi.org/10.5194/angeo-40-179-2022, 2022 | 1,491 views
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21 Feb 2022
Spatio-temporal development of large-scale auroral electrojet currents relative to substorm onsets
Sebastian Käki, Ari Viljanen, Liisa Juusola, and Kirsti Kauristie
Ann. Geophys., 40, 107–119, https://doi.org/10.5194/angeo-40-107-2022,https://doi.org/10.5194/angeo-40-107-2022, 2022 | 1,466 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 | 1,449 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 | 1,447 views
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22 Apr 2022
Dayside magnetopause reconnection and flux transfer events under radial interplanetary magnetic field (IMF): BepiColombo Earth-flyby observations
Weijie Sun, James A. Slavin, Rumi Nakamura, Daniel Heyner, Karlheinz J. Trattner, Johannes Z. D. Mieth, Jiutong Zhao, Qiu-Gang Zong, Sae Aizawa, Nicolas Andre, and Yoshifumi Saito
Ann. Geophys., 40, 217–229, https://doi.org/10.5194/angeo-40-217-2022,https://doi.org/10.5194/angeo-40-217-2022, 2022 | 1,440 views
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12 Jan 2022
Echo state network model for analyzing solar-wind effects on the AU and AL indices
Shin'ya Nakano and Ryuho Kataoka
Ann. Geophys., 40, 11–22, https://doi.org/10.5194/angeo-40-11-2022,https://doi.org/10.5194/angeo-40-11-2022, 2022 | 1,426 views
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20 Apr 2022
| Highlight paper
The Lehtinen–Pirjola method modified for efficient modelling of geomagnetically induced currents in multiple voltage levels of a power network
Risto J. Pirjola, David H. Boteler, Loughlin Tuck, and Santiago Marsal
Ann. Geophys., 40, 205–215, https://doi.org/10.5194/angeo-40-205-2022,https://doi.org/10.5194/angeo-40-205-2022, 2022 | 1,414 views
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02 May 2022
Propagating characteristics of mesospheric gravity waves observed by an OI 557.7 nm airglow all-sky camera at Mt. Bohyun (36.2° N, 128.9° E)
Jun-Young Hwang, Young-Sook Lee, Yong Ha Kim, Hosik Kam, Seok-Min Song, Young-Sil Kwak, and Tae-Yong Yang
Ann. Geophys., 40, 247–257, https://doi.org/10.5194/angeo-40-247-2022,https://doi.org/10.5194/angeo-40-247-2022, 2022 | 1,373 views
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28 Mar 2022
A multi-instrumental and modeling analysis of the ionospheric responses to the solar eclipse on 14 December 2020 over the Brazilian region
Laysa C. A. Resende, Yajun Zhu, Clezio M. Denardini, Sony S. Chen, Ronan A. J. Chagas, Lígia A. Da Silva, Carolina S. Carmo, Juliano Moro, Diego Barros, Paulo A. B. Nogueira, José P. Marchezi, Giorgio A. S. Picanço, Paulo Jauer, Régia P. Silva, Douglas Silva, José A. Carrasco, Chi Wang, and Zhengkuan Liu
Ann. Geophys., 40, 191–203, https://doi.org/10.5194/angeo-40-191-2022,https://doi.org/10.5194/angeo-40-191-2022, 2022 | 1,373 views
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06 Dec 2021
Magnetotail reconnection asymmetries in an ion-scale, Earth-like magnetosphere
Christopher M. Bard and John C. Dorelli
Ann. Geophys., 39, 991–1003, https://doi.org/10.5194/angeo-39-991-2021,https://doi.org/10.5194/angeo-39-991-2021, 2021 | 1,372 views
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10 Jun 2022
The “SafeSpace” database of ULF power spectral density and radial diffusion coefficients: dependencies and application to simulations
Christos Katsavrias, Afroditi Nasi, Ioannis A. Daglis, Sigiava Aminalragia-Giamini, Nourallah Dahmen, Constantinos Papadimitriou, Marina Georgiou, Antoine Brunet, and Sebastien Bourdarie
Ann. Geophys., 40, 379–393, https://doi.org/10.5194/angeo-40-379-2022,https://doi.org/10.5194/angeo-40-379-2022, 2022 | 1,360 views
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17 Feb 2022
Reconstruction of Mercury's internal magnetic field beyond the octupole
Simon Toepfer, Ida Oertel, Vanita Schiron, Yasuhito Narita, Karl-Heinz Glassmeier, Daniel Heyner, Patrick Kolhey, and Uwe Motschmann
Ann. Geophys., 40, 91–105, https://doi.org/10.5194/angeo-40-91-2022,https://doi.org/10.5194/angeo-40-91-2022, 2022 | 1,359 views
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15 Mar 2022
Statistical study and corresponding evolution of plasmaspheric plumes under different levels of geomagnetic storms
Haimeng Li, Tongxing Fu, Rongxin Tang, Zhigang Yuan, Zhanrong Yang, Zhihai Ouyang, and Xiaohua Deng
Ann. Geophys., 40, 167–177, https://doi.org/10.5194/angeo-40-167-2022,https://doi.org/10.5194/angeo-40-167-2022, 2022 | 1,348 views
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31 May 2022
Fine structure and motion of the bow shock and particle energisation mechanisms inferred from Magnetospheric Multiscale (MMS) observations
Krzysztof Stasiewicz and Zbigniew Kłos
Ann. Geophys., 40, 315–325, https://doi.org/10.5194/angeo-40-315-2022,https://doi.org/10.5194/angeo-40-315-2022, 2022 | 1,311 views
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04 Jul 2022
Diagnostic study of geomagnetic storm-induced ionospheric changes over very low-frequency signal propagation paths in the mid-latitude D region
Victor U. J. Nwankwo, William Denig, Sandip K. Chakrabarti, Olugbenga Ogunmodimu, Muyiwa P. Ajakaiye, Johnson O. Fatokun, Paul I. Anekwe, Omodara E. Obisesan, Olufemi E. Oyanameh, and Oluwaseun V. Fatoye
Ann. Geophys., 40, 433–461, https://doi.org/10.5194/angeo-40-433-2022,https://doi.org/10.5194/angeo-40-433-2022, 2022 | 1,303 views
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23 Jun 2022
Estimating the impact of the 1991 Pinatubo eruption on mesospheric temperature by analyzing HALOE (UARS) temperature data
Sandra Wallis, Christoph Gregor Hoffmann, and Christian von Savigny
Ann. Geophys., 40, 421–431, https://doi.org/10.5194/angeo-40-421-2022,https://doi.org/10.5194/angeo-40-421-2022, 2022 | 1,294 views
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25 Jan 2022
Quantifying the non-linear dependence of energetic electron fluxes in the Earth's radiation belts with radial diffusion drivers
Adnane Osmane, Mikko Savola, Emilia Kilpua, Hannu Koskinen, Joseph E. Borovsky, and Milla Kalliokoski
Ann. Geophys., 40, 37–53, https://doi.org/10.5194/angeo-40-37-2022,https://doi.org/10.5194/angeo-40-37-2022, 2022 | 1,293 views
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17 Dec 2021
Modelling the influence of meteoric smoke particles on artificial heating in the D-region
Margaretha Myrvang, Carsten Baumann, and Ingrid Mann
Ann. Geophys., 39, 1055–1068, https://doi.org/10.5194/angeo-39-1055-2021,https://doi.org/10.5194/angeo-39-1055-2021, 2021 | 1,289 views
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03 May 2022
Responses of intermediate layers to geomagnetic activity during the 2009 deep solar minimum over the Brazilian low-latitude sector
Ângela M. Santos, Christiano G. M. Brum, Inez S. Batista, José H. A. Sobral, Mangalathayil A. Abdu, and Jonas R. Souza
Ann. Geophys., 40, 259–269, https://doi.org/10.5194/angeo-40-259-2022,https://doi.org/10.5194/angeo-40-259-2022, 2022 | 1,281 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 | 1,255 views
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09 Sep 2021
On the relationship of energetic particle precipitation and mesopause temperature
Florine Enengl, Noora Partamies, Nickolay Ivchenko, and Lisa Baddeley
Ann. Geophys., 39, 795–809, https://doi.org/10.5194/angeo-39-795-2021,https://doi.org/10.5194/angeo-39-795-2021, 2021 | 1,220 views
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15 Jun 2022
Finite-difference time-domain analysis of ELF radio wave propagation in the spherical Earth–ionosphere waveguide and its validation based on analytical solutions
Volodymyr Marchenko, Andrzej Kulak, and Janusz Mlynarczyk
Ann. Geophys., 40, 395–406, https://doi.org/10.5194/angeo-40-395-2022,https://doi.org/10.5194/angeo-40-395-2022, 2022 | 1,216 views
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15 Jun 2022
On the colour of noctilucent clouds
Anna Lange, Gerd Baumgarten, Alexei Rozanov, and Christian von Savigny
Ann. Geophys., 40, 407–419, https://doi.org/10.5194/angeo-40-407-2022,https://doi.org/10.5194/angeo-40-407-2022, 2022 | 1,212 views
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01 Jun 2022
Analysis of migrating and non-migrating tides of the Extended Unified Model in the mesosphere and lower thermosphere
Matthew J. Griffith and Nicholas J. Mitchell
Ann. Geophys., 40, 327–358, https://doi.org/10.5194/angeo-40-327-2022,https://doi.org/10.5194/angeo-40-327-2022, 2022 | 1,188 views
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13 May 2022
Ionospheric plasma flows associated with the formation of the distorted nightside end of a transpolar arc
Motoharu Nowada, Adrian Grocott, and Quan-Qi Shi
Ann. Geophys., 40, 299–314, https://doi.org/10.5194/angeo-40-299-2022,https://doi.org/10.5194/angeo-40-299-2022, 2022 | 1,174 views
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02 Jun 2022
Determination of tropical belt widening using multiple GNSS radio occultation measurements
Mohamed Darrag, Shuanggen Jin, Andrés Calabia, and Aalaa Samy
Ann. Geophys., 40, 359–377, https://doi.org/10.5194/angeo-40-359-2022,https://doi.org/10.5194/angeo-40-359-2022, 2022 | 1,167 views
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31 Jan 2022
Estimating ion escape from unmagnetized planets
Mats Holmstrom
Ann. Geophys., 40, 83–89, https://doi.org/10.5194/angeo-40-83-2022,https://doi.org/10.5194/angeo-40-83-2022, 2022 | 1,155 views
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24 Sep 2021
Observations of sunlit N2+ aurora at high altitudes during the RENU2 flight
Pål Gunnar Ellingsen, Dag Lorentzen, David Kenward, James H. Hecht, J. Scott Evans, Fred Sigernes, and Marc Lessard
Ann. Geophys., 39, 849–859, https://doi.org/10.5194/angeo-39-849-2021,https://doi.org/10.5194/angeo-39-849-2021, 2021 | 1,154 views
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09 May 2022
Menura: a code for simulating the interaction between a turbulent solar wind and solar system bodies
Etienne Behar, Shahab Fatemi, Pierre Henri, and Mats Holmström
Ann. Geophys., 40, 281–297, https://doi.org/10.5194/angeo-40-281-2022,https://doi.org/10.5194/angeo-40-281-2022, 2022 | 1,153 views
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01 Mar 2022
An investigation into the spectral parameters of ultra-low-frequency (ULF) waves in the polar caps and magnetotail
Nataliya Sergeevna Nosikova, Nadezda Viktorovna Yagova, Lisa Jane Baddeley, Dag Arne Lorentzen, and Dmitriy Anatolyevich Sormakov
Ann. Geophys., 40, 151–165, https://doi.org/10.5194/angeo-40-151-2022,https://doi.org/10.5194/angeo-40-151-2022, 2022 | 1,132 views
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06 May 2022
Terrestrial exospheric dayside H-density profile at 3–15 RE from UVIS/HDAC and TWINS Lyman-α data combined
Jochen H. Zoennchen, Hyunju K. Connor, Jaewoong Jung, Uwe Nass, and Hans J. Fahr
Ann. Geophys., 40, 271–279, https://doi.org/10.5194/angeo-40-271-2022,https://doi.org/10.5194/angeo-40-271-2022, 2022 | 1,129 views
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28 Jan 2022
Complex analysis of the ionosphere variations during the geomagnetic storm at 20 January 2010 performed by Detection of Ionosphere Anomalies (DIA) software and DEMETER satellite data
Anatoliy Lozbin, Viktor Fedun, and Olga Kryakunova
Ann. Geophys., 40, 55–65, https://doi.org/10.5194/angeo-40-55-2022,https://doi.org/10.5194/angeo-40-55-2022, 2022 | 1,086 views
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22 Apr 2022
High bandwidth measurements of auroral Langmuir waves with multiple antennas
Chrystal Moser, James LaBelle, and Iver H. Cairns
Ann. Geophys., 40, 231–245, https://doi.org/10.5194/angeo-40-231-2022,https://doi.org/10.5194/angeo-40-231-2022, 2022 | 1,086 views
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