SG
S. Geier
astro-ph.SRastro-ph.GAastro-ph.HEastro-ph.IMastro-ph.EPastro-phastro-ph.CO
On Valency
published · living versionsW_dme29cca·v1 · currentpublished
Partly burnt runaway stellar remnants from peculiar thermonuclear supernovae
with R. Raddi, M. A. Hollands, D. Koester, J. J. Hermes +11
1 version
W_3xrbuxdt·v1published
Preprints & journals
122 papers in the corpus · 1992–2026Intermediate-mass runaway and hypervelocity star candidates in DESI DR12608.30063v1 · Aakash Bhat, Matti Dorsch, Ulrich Heber et al.2026 · 0 citationsarXiv
A 500 pc volume-limited sample of hot subluminous stars III. The short-period binary population2608.27673v1 · H. Dawson, M. Dorsch, J. Munday et al.2026 · 0 citationsarXiv
V407 Vul: a triple star system with an AM CVn detectable by gravitational wave observatories2607.25557v1 · James Munday, Antonio C. Rodriguez, Nicole Reindl et al.2026 · 0 citationsarXiv
Toward 3D orbits of wide sdO/B binaries I. Six composite systems spatially resolved with VLTI/GRAVITY2607.25741v1 · K. Deshmukh, S. Geier, H. Sana et al.2026 · 0 citationsarXiv
Studying hot evolved stars with ultraviolet spectroscopy2606.11367v1 · Stephan Geier, Nicole Reindl, Matti Dorsch et al.2026 · 0 citationsarXiv
Evidence for neutron capture in heavy-metal hot subdwarfs: Far-UV spectroscopy of EC22536-5304 and LSIV-14 1162605.21772v1 · M. Dorsch, C. S. Jeffery, J. Deprince et al.2026 · 0 citationsarXiv
Stars on the ascending helium giant branch I. From white dwarf merger to helium giant: the evolutionary state of the rapidly rotating hot subdwarf HE 1518-09482604.11285v1 · M. Pritzkuleit, M. Dorsch, M. M. Miller Bertolami et al.2026 · 1 citationA&A 710, A99 (2026)
Discovery of a runaway star likely ejected by a Type Iax Supernova2602.23900v1 · A. Bhat, M. Hollands, M. Dorsch et al.2026 · 2 citationsarXiv
Hot subdwarf stars from the Hamburg Quasar Survey2602.15692v2 · Ulrich Heber, Lennard Kufleitner, Matti Dorsch et al.2026 · 4 citationsarXiv
The massive hot subdwarf binary LAMOST J065816.72+094343.12601.03810v1 · F. Mattig, B. N. Barlow, D. Liu et al.2026 · 0 citationsarXiv
A 500 pc volume-limited sample of hot subluminous stars II. Atmospheric parameters, mass distribution, and kinematics2601.02250v1 · H. Dawson, M. Dorsch, S. Geier et al.2026 · 8 citationsarXiv
Experiments in binary evolution2601.02448v1 · Stephan Geier, Thomas Kupfer, Pierre Maxted et al.2026 · 0 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
Where are the binaries? -- Searching for blue horizontal-branch stars in binary systems in the inner Galactic Halo2508.19998v1 · R. Culpan, M. Dorsch, I. Pelisoli et al.2025 · 4 citationsA&A 704, A326 (2025)
Three new hot hydrogen-deficient pre-white dwarfs2412.15984v1 · Klaus Werner, Nicole Reindl, Max Pritzkuleit et al.2024 · 4 citationsarXiv
A spectroscopic and kinematic survey of fast hot subdwarfs2407.04479v1 · S. Geier, U. Heber, A. Irrgang et al.2024 · 12 citationsA&A 690, A368 (2024)
The BlackGEM telescope array I: Overview2405.18923v4 · Paul J. Groot (Radboud, UCT, SAAO) et al.2024 · 33 citationsPASP 136 115003 (2024)
A 500 pc volume-limited sample of hot subluminous stars I. Space density, scale height, and population properties2403.15513v1 · H. Dawson, S. Geier, U. Heber et al.2024 · 0 citationsarXiv
Probing the inner Galactic Halo with blue horizontal branch stars: Gaia DR3 based catalogue with atmospheric and stellar parameters2402.09779v1 · Richard Culpan, Matti Dorsch, Stephan Geier et al.2024 · 1 citationarXiv
A comprehensive search for hot subdwarf stars using Gaia and TESS I. Pulsating hot subdwarf B stars2401.17707v1 · Murat Uzundag, Jurek Krzesinski, Ingrid Pelisoli et al.2024 · 0 citationsarXiv
The bright blue side of the night sky: Spectroscopic survey of bright and hot (pre-) white dwarfs2307.03721v1 · Nicole Reindl, Ramazan Islami, Klaus Werner et al.2023 · 21 citationsA&A 677, A29 (2023)
The first massive compact companion in a wide orbit around a hot subdwarf star2305.03475v1 · S. Geier, M. Dorsch, H. Dawson et al.2023 · 9 citationsA&A 677, A11 (2023)
Hot subdwarfs in close binaries observed from space II: Analysis of the light curves2302.12507v2 · V. Schaffenroth, B. N. Barlow, I. Pelisoli et al.2023 · 22 citationsA&A 673, A90 (2023)
Sub-stellar Companions of Intermediate-mass Stars with CoRoT: CoRoT-34b, CoRoT-35b, and CoRoT-36b2207.08742v1 · D. Sebastian, E.W. Guenther, M. Deleuil et al.2022 · 19 citationsarXiv
Hot subdwarfs in close binaries observed from space I: orbital, atmospheric, and absolute parameters and the nature of their companions2207.02001v1 · V. Schaffenroth, I. Pelisoli, B. N. Barlow et al.2022 · 57 citationsA&A 666, A182 (2022)
Discovery and analysis of three magnetic hot subdwarf stars: evidence for merger-induced magnetic fields2204.06575v1 · Ingrid Pelisoli, M. Dorsch, U. Heber et al.2022 · 20 citationsarXiv
The population of hot subdwarf stars studied with Gaia -- IV. Catalogues of hot subluminous stars based on Gaia EDR32203.07938v1 · Richard Culpan, Stephan Geier, Ingrid Pelisoli et al.2022 · 75 citationsA&A 662, A40 (2022)
Radial velocity variability and evolution of hot subdwarf stars2202.09608v1 · S. Geier, M. Dorsch, I. Pelisoli et al.2022 · 35 citationsA&A 661, A113 (2022)
Discovery of hot subdwarfs with extremely high carbon and oxygen abundances2202.05633v1 · Klaus Werner, Nicole Reindl, Stephan Geier et al.2022 · 19 citationsarXiv
Stratospheric balloons as a platform for the next large far infrared observatory2202.04580v1 · Philipp Maier, Jurgen Wolf, Alfred Krabbe et al.2022 · 1 citationarXiv
Discovery of a highly magnetic He-sdO star from a double-degenerate binary merger2201.08146v2 · M. Dorsch, N. Reindl, I. Pelisoli et al.2022 · 21 citationsA&A 658, L9 (2022)
Properties and applications of a predicted population of runaway He-sdO/B stars ejected from single degenerate He-donor SNe2112.07469v2 · P. Neunteufel, H. Preece, M. Kruckow et al.2021 · 12 citationsA&A 663, A91 (2022)
Non-local thermodynamic equilibrium spectral analysis of five hot, hydrogen-deficient pre-white dwarfs2111.13549v1 · Klaus Werner, Nicole Reindl, Matti Dorsch et al.2021 · 10 citationsA&A 658, A66 (2022)
Towards a European Stratospheric Balloon Observatory -- The ESBO Design Study2111.11068v1 · Philipp Maier, Jurgen Wolf, Thomas Keilig et al.2021 · 3 citationsarXiv
Discovery of a double detonation thermonuclear supernova progenitor2110.11974v2 · Thomas Kupfer, Evan B. Bauer, Jan van Roestel et al.2021 · 38 citationsarXiv
Clean catalogues of blue horizontal-branch stars using Gaia EDR32108.05172v1 · Richard Culpan, Ingrid Pelisoli, Stephan Geier2021 · 22 citationsA&A 654, A107 (2021)
A hot subdwarf-white dwarf super-Chandrasekhar candidate supernova Ia progenitor2107.09074v1 · Ingrid Pelisoli, P. Neunteufel, S. Geier et al.2021 · 61 citationsarXiv
Looking into the cradle of the grave: J22564-5910, a young post-merger hot subdwarf?2106.03363v1 · Joris Vos, Ingrid Pelisoli, Jan Budaj et al.2021 · 14 citationsA&A 655, A43 (2021)
New X-ray observations of the hot subdwarf binary HD49798 / RXJ0648.0-44182104.03867v1 · S. Mereghetti, F. Pintore, T. Rauch et al.2021 · 15 citationsarXiv
Predicted spatial and velocity distributions of ejected companion stars of helium accretion-induced thermonuclear supernovae2011.14887v2 · P. Neunteufel, M. Kruckow, S. Geier et al.2020 · 13 citationsA&A 646, L8 (2021)
A quantitative in-depth analysis of the prototype sdB+BD system SDSS J08205+0008 revisited in the Gaia era2011.10013v1 · V. Schaffenroth, S. L. Casewell, D. Schneider et al.2020 · 37 citationsarXiv
Alone but not lonely: Observational evidence that binary interaction is always required to form hot subdwarf stars2008.07522v1 · Ingrid Pelisoli, Joris Vos, Stephan Geier et al.2020 · 63 citationsA&A 642, A180 (2020)
A proto-helium white dwarf stripped by a substellar companion via common-envelope ejection -- Uncovering the true nature of a candidate hypervelocity B-type star2007.03350v4 · Andreas Irrgang, Stephan Geier, Ulrich Heber et al.2020 · 36 citationsA&A 650, A102 (2021)
Formation of sdB-stars via common envelope ejection by substellar companions2007.00019v1 · M. Kramer, F. R. N. Schneider, S. T. Ohlmann et al.2020 · 47 citationsA&A 642, A97 (2020)
An in-depth reanalysis of the alleged type Ia supernova progenitor Henize 2-4282006.14688v1 · N. Reindl, V. Schaffenroth, M. M. Miller Bertolami et al.2020 · 21 citationsarXiv
A stripped helium star in the potential black hole binary LB-11912.08338v2 · Andreas Irrgang, Stephan Geier, Simon Kreuzer et al.2019 · 61 citationsA&A 633, L5 (2020)
TESS first look at evolved compact pulsators : Discovery and asteroseismic probing of the g-mode hot B subdwarf pulsator EC 21494-70181910.04234v2 · S. Charpinet, P. Brassard, G. Fontaine et al.2019 · 37 citationsA&A 632, A90 (2019)
EVR-CB-001: An evolving, progenitor, white dwarf compact binary discovered with the Evryscope1909.02012v2 · Jeffrey K. Ratzloff, Brad N. Barlow, Thomas Kupfer et al.2019 · 26 citationsarXiv
The EREBOS project -- Investigating the effect of substellar and low-mass stellar companions on late stellar evolution1907.09892v1 · V. Schaffenroth, B.N. Barlow, S. Geier et al.2019 · 50 citationsA&A 630, A80 (2019)
PG 1610$+$062: a runaway B star challenging classical ejection mechanisms1907.06375v1 · Andreas Irrgang, Stephan Geier, Ulrich Heber et al.2019 · 25 citationsA&A 628, L5 (2019)
Career total: at least 226 works. 122 are in this corpus.Showing the 50 most recent.
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