KS
K. G. Strassmeier
astro-ph.SRastro-ph.EPastro-ph.IMastro-phastro-ph.GAastro-ph.COastro-ph.HEgr-qcphysics.space-ph
On Valency
published · living versionsW_q2uvkjpc·v1 · currentpublished
Mapping EK Draconis with PEPSI - Possible evidence for starspot penumbrae
with S. P. Järvinen, T. A. Carroll, I. Ilyin, M. Weber
1 version
W_7a8q4vfv·v1published
Preprints & journals
159 papers in the corpus · 2000–2026Benchmark Brown Dwarf Systems I: Chemical Abundance Analysis of FGK Stars with Wide-Separation Brown Dwarf Companions Using PEPSI2607.09851v2 · Caprice L. Phillips, Megan Bedell, Catherine Manea et al.2026 · 0 citationsarXiv
Anti-Solar Differential Rotation May Have Revived Magnetic Braking in the Subgiant 31 Aquilae2603.17001v1 · Travis S. Metcalfe, Jennifer L. van Saders, Thomas R. Ayres et al.2026 · 0 citationsAstron. J. 171, 287 (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
PEPSI Investigation, Retrieval, and Atlas of Numerous Giant Atmospheres (PIRANGA). IV. High-resolution Phased-resolved Spectroscopy of the Ultra-hot-Jupiter KELT-20 b.41479746 · Bonidie, Victoria, Johnson, Marshall C, Wang, Ji et al.2026 · 4 citationsThe Astronomical journal. 2026;171(1):34
Surface image and activity-corrected orbit of the RS CVn binary HR 7275: Disentangling activity tracers2512.09521v1 · O. Adebali, M. Weber, K. G. Strassmeier et al.2025 · 0 citationsarXiv
Magnetic activity on the young Sun: a case study of EK Draconis2512.03830v1 · A. Gorgei, L. Kriskovics, K. Vida et al.2025 · 2 citationsarXiv
Untangling the Sources of Abundance Dispersion in Low-metallicity Stars II: Neutron Capture Elements2512.02122v1 · Emily J. Griffith, Marissa Blum, David H. Weinberg et al.2025 · 3 citationsarXiv
Surface activity of a Rossby sequence of cool Hyades stars2510.21456v1 · K. G. Strassmeier, I. Ilyin, M. Steffen et al.2025 · 1 citationA&A 704, A8 (2025)
Hidden massive eclipsing binaries in red supergiant systems: The hierarchical triple system KQ Puppis and other candidates2509.25168v5 · D. Jadlovsk'y, L. Moln'ar, A. Ercolino et al.2025 · 1 citationarXiv
Weakened Magnetic Braking Signals the Collapse of the Global Stellar Dynamo2509.03717v1 · Travis S. Metcalfe, Jennifer L. van Saders, Marc H. Pinsonneault et al.2025 · 8 citationsAstrophys. J. 991, L17 (2025)
Four decades of photometry of XX Trianguli, `the most spotted star' in the sky2507.17926v1 · Zs. Kov'ari, K. G. Strassmeier, K. Ol'ah et al.2025 · 2 citationsA&A 701, A103 (2025)
A search for Maunder-minimum candidate stars2504.19670v1 · S. P. Jarvinen, K. G. Strassmeier2025 · 4 citationsarXiv
PEPSI Investigation, Retrieval, and Atlas of Numerous Giant Atmospheres (PIRANGA). II. Phase-Resolved Cross-Correlation Transmission Spectroscopy of KELT-20b2503.07719v2 · Calder Lenhart, Marshall C. Johnson, Ji Wang et al.2025 · 5 citationsarXiv
PEPSI Investigation, Retrieval, and Atlas of Numerous Giant Atmospheres (PIRANGA). III. Composition and winds in the atmosphere of TOI-1518 b2503.07723v2 · Connor Basinger, Marshall C. Johnson, Ji Wang et al.2025 · 6 citationsMon Not R Astron Soc (2025) 4136-4143
First Doppler image and starspot-corrected orbit for Andromedae: A multifaceted activity analysis2502.09391v1 · O. Adebali, K. G. Strassmeier, I. V. Ilyin et al.2025 · 4 citationsarXiv
Testing the Rossby Paradigm: Weakened Magnetic Braking in early K-type Stars2501.19169v3 · Travis S. Metcalfe, Pascal Petit, Jennifer L. van Saders et al.2025 · 7 citationsAstrophys. J. 986, 120 (2025)
Long-term Doppler imaging of the star XX Trianguli indicates chaotic non-periodic dynamo.39632824 · Strassmeier, K G, Kővári, Zs, Weber, M et al.2024 · 6 citationsNature communications. 2024;15(1):9986
PEPSI's non-detection of escaping hydrogen and metal lines adds to the enigma of WASP-12 b2410.21493v1 · Anusha Pai Asnodkar, Ji Wang, Madelyn Broome et al.2024 · 2 citationsarXiv
Radial Velocity and Astrometric Evidence for a Close Companion to Betelgeuse2409.11332v2 · Morgan MacLeod, Sarah Blunt, Robert J. De Rosa et al.2024 · 16 citationsarXiv
Magnetic activity under tidal influences in the 2+2~hierarchical quadruple system V815 Herculis2408.16438v1 · Zs. Kov'ari, K.G. Strassmeier, L. Kriskovics et al.2024 · 0 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
The instrumentation program at the Large Binocular Telescope Observatory in 20242407.10871v1 · Joseph C. Shields, Jason Chu, Albert Conrad et al.2024 · 1 citationarXiv
PEPSI Investigation, Retrieval, and Atlas of Numerous Giant Atmospheres (PIRANGA). I. The Ubiquity of Fe I Emission and Inversions in Ultra Hot Jupiter Atmospheres2407.09643v2 · Sydney Petz, Marshall C. Johnson, Anusha Pai Asnodkar et al.2024 · 11 citationsarXiv
Retrieving Young Cloudy L-Dwarfs: A Nearby Planetary-Mass Companion BD+60 1417B and Its Isolated Red Twin W00472407.01694v1 · Caprice L. Phillips, Jacqueline K. Faherty, Ben Burningham et al.2024 · 6 citationsarXiv
The PLATO Mission2406.05447v2 · Heike Rauer, Conny Aerts, Juan Cabrera et al.2024 · 13 citationsarXiv
Exploring the directly imaged HD 1160 system through spectroscopic characterization and high-cadence variability monitoring2405.12271v2 · Ben J. Sutlieff, Jayne L. Birkby, Jordan M. Stone et al.2024 · 10 citationsarXiv
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
Weakened Magnetic Braking in the Exoplanet Host Star 51 Peg2401.01944v1 · Travis S. Metcalfe, Klaus G. Strassmeier, Ilya V. Ilyin et al.2024 · 21 citationsAstrophys. J. 960, L6 (2024)
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 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
Asteroseismology and Spectropolarimetry of the Exoplanet Host Star Serpentis2308.09808v1 · Travis S. Metcalfe, Derek Buzasi, Daniel Huber et al.2023 · 18 citationsAstron. J. 166, 167 (2023)
Zeeman Doppler Imaging of ksi Boo A and B2305.07470v1 · K. G. Strassmeier, T. A. Carroll, I. V. Ilyin2023 · 11 citationsA&A 674, A118 (2023)
A rotational age for the open cluster NGC 22812305.03755v1 · D. J. Fritzewski, S. A. Barnes, J. Weingrill et al.2023 · 10 citationsA&A 674, A152 (2023)
Constraints on Magnetic Braking from the G8 Dwarf Stars 61 UMa and Cet2304.09896v1 · Travis S. Metcalfe, Klaus G. Strassmeier, Ilya V. Ilyin et al.2023 · 23 citationsAstrophys. J. 948, L6 (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)
Io's Optical Aurorae in Jupiter's Shadow2302.10849v1 · Carl Schmidt, Mikhail Sharov, Katherine de Kleer et al.2023 · 24 citationsThe Planetary Science Journal, February 2023, Vol. 4, 36
VPNEP: Detailed characterization of TESS targets around the Northern Ecliptic Pole2302.01794v1 · K. G. Strassmeier, M. Weber, D. Gruner et al.2023 · 7 citationsA&A 671, A7 (2023)
Measuring the variability of directly imaged exoplanets using vector Apodizing Phase Plates combined with ground-based differential spectrophotometry2301.08689v2 · Ben J. Sutlieff, Jayne L. Birkby, Jordan M. Stone et al.2023 · 14 citationsarXiv
Surface activity of the G dwarf primary in the quaternary star system V815 Her2212.00558v1 · Zsolt Kov'ari, Klaus G. Strassmeier, Tam'as Borkovits et al.2022 · 0 citationsarXiv
On the lithium abundance of the visual binary components Boo A (G8V) and Boo B (K5V)2211.06336v1 · Klaus G. Strassmeier, Matthias Steffen2022 · 2 citationsarXiv
Untangling the Sources of Abundance Dispersion in Low-Metallicity Stars2210.01821v2 · Emily J. Griffith, Jennifer A. Johnson, David H. Weinberg et al.2022 · 10 citationsarXiv
The Great Dimming of Betelgeuse: a Surface Mass Ejection (SME) and its Consequences2208.01676v1 · Andrea K. Dupree, Klaus G. Strassmeier, Thomas Calderwood et al.2022 · 46 citationsarXiv
The recurrent nova V3890~Sgr: a near-infrared and optical study of the red giant component and its environment2207.14721v1 · B. Kaminsky, A. Evans, Ya. V. Pavlenko et al.2022 · 3 citationsarXiv
The Origin of Weakened Magnetic Braking in Old Solar Analogs2206.08540v1 · Travis S. Metcalfe, Adam J. Finley, Oleg Kochukhov et al.2022 · 51 citationsAstrophys. J. 933, L17 (2022)
Characterization of chromospheric activity based on Sun-as-a-star spectral and disk-resolved activity indices2206.06076v1 · Ekaterina Dineva, Jeniveve Pearson, Ilia Ilyin et al.2022 · 17 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
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
Variable and super-sonic winds in the atmosphere of an ultra-hot giant planet2201.04154v2 · Anusha Pai Asnodkar, Ji Wang, Jason D. Eastman et al.2022 · 31 citationsarXiv
The rotation period distribution of the rich Pleiades-age Southern open cluster NGC 2516. Existence of a representative zero-age main sequence distribution2112.03299v1 · D. J. Fritzewski, S. A. Barnes, D. J. James et al.2021 · 37 citationsAstronomy & Astrophysics, 2020, Volume 641, id.A51, 31 pp
Rotation periods for cool stars in the open cluster NGC 3532. The transition from fast to slow rotation2112.03300v1 · D. J. Fritzewski, S. A. Barnes, D. J. James et al.2021 · 39 citationsAstronomy & Astrophysics, 2021, Volume 652, id.A60, 18 pp
Career total: at least 622 works. 159 are in this corpus.Showing the 50 most recent.
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