KP
Katja Poppenhaeger
astro-ph.SRastro-ph.EPastro-ph.HEastro-ph.IMphysics.flu-dynphysics.soc-phastro-ph.GAgeodynamohep-thmagnetohydrodynamics
On Valency
published · living versionsW_p2zknuj4·v1 · currentpublished
Giant white-light flares on fully convective stars occur at high latitudes
with Ekaterina Ilin, Sarah J. Schmidt, Silva P. Järvinen, Elisabeth R. Newton +5
1 version
Preprints & journals
117 papers in the corpus · 2003–2026Intense but Harmless: Exo-Space Weather Around an M Dwarf with a Single-Hemisphere Dynamo2608.11087v1 · Zheng Sun, Juli'an D. Alvarado-G'omez, Hui Tian et al.2026 · 0 citationsarXiv
Star Planet Interactions2607.03874v2 · Arghyadeep Paul, Kristina Kislyakova, Manuel Gudel et al.2026 · 0 citationsarXiv
Stellar Forcing of (exo)Planetary Environments2607.01168v2 · Juli'an D. Alvarado-G'omez, Erika Palmerio, Manuel Gudel et al.2026 · 0 citationsarXiv
Magnetic activity in cool stars: manifestations and relevance to exoplanets2606.31617v2 · E. Is\ik, A. Valio, A. Strugarek et al.2026 · 0 citationsarXiv
Searching for rotational X-ray modulation on TIC 2775394312602.09835v1 · Desmond Dsouza, Katja Poppenhaeger, Ekaterina Ilin2026 · 0 citationsAstronomische Nachrichten e70085 (2026)
Elemental abundance pattern and temperature inversion on the dayside of HAT-P-70b observed with CARMENES and PEPSI2512.21470v1 · B. Guo, F. Yan, Th. Henning et al.2025 · 4 citationsarXiv
The ORCA-TWIN qCMOS Experiment I. Science case and commissioning at Calar Alto Observatory2512.14279v2 · Martin M. Roth, Pasko Roje, Stella Vjesnica et al.2025 · 0 citationsarXiv
On the center-to-limb variations of the He I 10830 Å\ triplet2511.14331v3 · A.G.M. Pietrow, C. Kuckein, M. Verma et al.2025 · 3 citationsA&A 705, A116 (2026)
Is the high-energy environment of K2-18b special?2510.06939v2 · S. Rukdee, M. Gudel, I. Vilovi'c et al.2025 · 3 citationsarXiv
Far beyond the Sun: III. The magnetic cycle of Horologii2510.03146v1 · Juli'an D. Alvarado-G'omez, Gaitee A. J. Hussain, Eliana M. Amazo-G'omez et al.2025 · 2 citationsA&A 704, A68 (2025)
ATREIDES I. Embarking on a trek across the exo-Neptunian landscape with the TOI-421 system2509.15746v1 · V. Bourrier, M. Steiner, A. Castro-Gonz'alez et al.2025 · 9 citationsA&A, 701, A190 (2025)
Close-in planet induces flares on its host star.40604272 · Ilin, Ekaterina, Vedantham, Harish K, Poppenhäger, Katja et al.2025 · 18 citationsNature. 2025;643(8072):645-648
Exploring coronal abundances of M dwarfs at moderate activity levels2503.09316v1 · J. J. Chebly, K. Poppenhager, J. D. Alvarado-G'omez et al.2025 · 2 citationsarXiv
ANDES, the high resolution spectrograph for the ELT: science goals, project overview and future developments2407.14601v1 · A. Marconi, M. Abreu, V. Adibekyan et al.2024 · 19 citationsarXiv
Simulated Coronal Mass Ejections on a young Solar-Type Star and the Associated Instantaneous Angular Momentum Loss2406.08194v1 · Yu Xu, Juli'an D. Alvarado-G'omez, Hui Tian et al.2024 · 10 citationsarXiv
The PLATO Mission2406.05447v2 · Heike Rauer, Conny Aerts, Juan Cabrera et al.2024 · 13 citationsarXiv
The corona of a fully convective star with a near-polar flare2405.05580v1 · Ekaterina Ilin, Katja Poppenhager, Beate Stelzer et al.2024 · 3 citationsA&A 687, A138 (2024)
The PEPSI Exoplanet Transit Survey (PETS). V: New Na D transmission spectra indicate a quieter atmosphere on HD 189733b2404.13586v1 · E. Keles, S. Czesla, K. Poppenhaeger et al.2024 · 7 citationsarXiv
Constraining stellar tidal quality factors from planet-induced stellar spin-up2404.04047v2 · Nikoleta Ili'c, Katja Poppenhaeger, Anna Barbara Queiroz et al.2024 · 6 citationsarXiv
The SRG/eROSITA all-sky survey: First X-ray catalogues and data release of the western Galactic hemisphere2401.17274v1 · A. Merloni, G. Lamer, T. Liu et al.2024 · 379 citationsA&A, vol. 682, A34 (2024)
The high-energy environment of the heavy sub-Earth GJ 367 b indicates likely complete evaporation of its atmosphere2401.17302v2 · K. Poppenhaeger, L. Ketzer, N. Ilic et al.2024 · 6 citationsA&A 689, A188 (2024)
X-ray variability of the triplet star system LTT1445 and evaporation history of the exoplanets around its A component2401.17303v2 · S. Rukdee, J. Buchner, V. Burwitz et al.2024 · 5 citationsA&A 687, A237 (2024)
The eROSITA Upper Limits: Description and access to the data2401.17305v1 · D. Tub'in-Arenas, M. Krumpe, G. Lamer et al.2024 · 0 citationsarXiv
The Great Dimming of Betelgeuse: the photosphere as revealed by tomography over the past 15 years2312.02816v3 · Daniel Jadlovsk'y, Thomas Granzer, Michael Weber et al.2023 · 10 citationsA&A 685, A124 (2024)
The discovery space of ELT-ANDES. Stars and stellar populations2311.16320v1 · Ian U. Roederer, Juli'an D. Alvarado-G'omez, Carlos Allende Prieto et al.2023 · 6 citationsarXiv
Ground-breaking Exoplanet Science with the ANDES spectrograph at the ELT2311.17075v1 · Enric Palle, Katia Biazzo, Emeline Bolmont et al.2023 · 44 citationsarXiv
Three young planets around the K-dwarf K2-198: High-energy environment, evaporation history and expected future2311.06897v1 · Laura Ketzer, Katja Poppenhaeger, Martina Baratella et al.2023 · 3 citationsMonthly Notices of the Royal Astronomical Society, Volume 527, Issue 1, January 2024, Pages 374-385
Planetary perturbers: Flaring star-planet interactions in Kepler and TESS2311.04316v1 · Ekaterina Ilin, Katja Poppenhager, Judy Chebly et al.2023 · 26 citationsarXiv
The PEPSI Exoplanet Transit Survey (PETS) IV: Assessing the atmospheric chemistry of KELT-20b2310.09352v1 · Sydney Petz, Marshall C. Johnson, Anusha Pai Asnodkar et al.2023 · 21 citationsarXiv
A comparative study of two X2.2 and X9.3 solar flares observed with HARPS-N: Reconciling Sun-as-a-star spectroscopy and high-spatial resolution solar observations in the context of the solar-stellar connection2309.03373v3 · A. G. M. Pietrow, M. Cretignier, M. K. Druett et al.2023 · 33 citationsA&A Volume 682, February 2024, A46
The first evidence of tidally induced activity in a brown dwarf-M dwarf pair: A Chandra study of the NLTT 41135/41136 system2307.14056v1 · Nikoleta Ili'c, Katja Poppenhaeger, Desmond Dsouza et al.2023 · 4 citationsarXiv
Numerical quantification of the wind properties of cool main sequence stars2307.04615v1 · Judy Chebly, Juli'an D. Alvarado-G'omez, Katja Poppenhager et al.2023 · 16 citationsarXiv
Far beyond the Sun: II. Probing the stellar magnetism of the young Sun {\iota} Horologii from the photosphere to its corona2307.01744v1 · E. M. Amazo-G'omez, J. D. Alvarado-G'omez, K. Poppenhaeger et al.2023 · 12 citationsarXiv
Complete X-ray census of Mdwarfs in the solar Neighborhood I. GJ 745 AB: Coronal-hole Stars in the 10 pc Sample2305.14971v1 · M. Caramazza, B. Stelzer, E. Magaudda et al.2023 · 17 citationsA&A 676, A14 (2023)
The PEPSI Exoplanet Transit Survey. III: The detection of FeI, CrI and TiI in the atmosphere of MASCARA-1 b through high-resolution emission spectroscopy2304.03328v1 · G. Scandariato, F. Borsa, A.S. Bonomo et al.2023 · 18 citationsA&A 674, A58 (2023)
Quantification of the environment of cool stars using numerical simulations2211.03432v1 · J.J. Chebly, J. D. Alvarado-G'omez, K. Poppenhaeger2022 · 0 citationsarXiv
The influence of host star activity evolution on the population of super-Earths and mini-Neptunes2209.05860v1 · Laura Ketzer, Katja Poppenhaeger2022 · 20 citationsarXiv
The PEPSI Exoplanet Transit Survey (PETS). II. A Deep Search for Thermal Inversion Agents in KELT-20 b/MASCARA-2 b with Emission and Transmission Spectroscopy2205.12162v2 · Marshall C. Johnson, Ji Wang, Anusha Pai Asnodkar et al.2022 · 33 citationsarXiv
Searching for flaring star-planet interactions in AU Mic TESS observations2204.14090v1 · Ekaterina Ilin, Katja Poppenhager2022 · 31 citationsarXiv
The PEPSI Exoplanet Transit Survey (PETS) I: Investigating the presence of a silicate atmosphere on the super-Earth 55 Cnc e2203.16856v1 · Engin Keles, Matthias Mallonn, Daniel Kitzmann et al.2022 · 34 citationsarXiv
Tidal star-planet interaction and its observed impact on stellar activity in planet-hosting wide binary systems2203.13637v1 · Nikoleta Ilic, Katja Poppenhaeger, S. Marzieh Hosseini2022 · 22 citationsarXiv
Solar H{\alpha} excess during Solar Cycle 24 from full-disk filtergrams of the Chromospheric Telescope2203.04357v1 · A. Diercke, C. Kuckein, P. W. Cauley et al.2022 · 7 citationsA&A 661, A107 (2022)
Helium absorption in exoplanet atmospheres is connected to stellar coronal abundances2202.08838v1 · K. Poppenhaeger2022 · 28 citationsarXiv
Simulating the Space Weather in the AU Mic System: Stellar Winds and Extreme Coronal Mass Ejections2202.07949v1 · Juli'an D. Alvarado-G'omez, Ofer Cohen, Jeremy J. Drake et al.2022 · 45 citationsarXiv
Identifying interesting planetary systems for future X-ray observations2201.04508v1 · Grace Foster, Katja Poppenhaeger2022 · 4 citationsarXiv
Estimating photoevaporative mass loss of exoplanets with PLATYPOS2201.01977v1 · Laura Ketzer, Katja Poppenhaeger2022 · 4 citationsarXiv
Localizing flares to understand stellar magnetic fields and space weather in exo-systems2112.09676v1 · Ekaterina Ilin, Katja Poppenhager, Juli'an D. Alvarado-G'omez2021 · 1 citationarXiv
Destination exoplanet: Habitability conditions influenced bystellar winds properties2111.09707v1 · Judy J. Chebly, Juli'an D. Alvarado-G'omez, Katja Poppenhaeger2021 · 6 citationsAstronomische Nachrichten 2021
Detection capability of ground-based meter-sized telescopes for shallow exoplanet transits2110.14344v1 · M. Mallonn, K. Poppenhaeger, T. Granzer et al.2021 · 9 citationsA&A 657, A102 (2022)
H-Alpha Variability of V1298 Tau c2108.08851v1 · Everett Schlawin, Ilya Ilyin, Adina D. Feinstein et al.2021 · 0 citationsarXiv
Career total: 255 works. 117 are in this corpus.Showing the 50 most recent.
Profile built from the corpus for this byline.
Author records are still filling in while the Hub is in alpha. If this is your page, you'll be able to claim it soon. Spot a mistake? Tell us.