TO
Thomas Ott
astro-ph.GAastro-phastro-ph.IMastro-ph.SRastro-ph.EPastro-ph.HEgr-qcastro-ph.COphysics.class-ph
On Valency
published · living versionsW_3x2c22fe·v1 · currentpublished
The S stars' zone of avoidance in the Galactic center
with Aleksey Generozov, Hagai B. Perets, Matteo S. Bordoni, Guillaume Bourdarot +7
1 version
W_jc8878c3·v1published
W_e292bt9v·v1published
W_gvqd3mhf·v1published
W_wtvfdjv6·v1published
W_ms5ca8v9·v1published
W_fp2u8z52·v1published
W_gsyek529·v1published
W_wxp3a4h4·v1published
W_bcz9sy9p·v1published
Preprints & journals
156 papers in the corpus · 1998–2026Dual and lensed AGN at sub-arcsecond separations uncovered by ERIS2610.27086v1 · M. V. Zanchettin, F. Mannucci, Q. D'Amato et al.2026 · 0 citationsarXiv
A first look at the protoplanet WISPIT 2 b with VLTI/GRAVITY+2610.21629v1 · K. Abd El Dayem, R. Abuter, N. Aimar et al.2026 · 0 citationsarXiv
Using VLTI/GRAVITY+ to determine the identity of a third planet candidate in the PDS 70 system2606.26249v2 · David Trevascus, Wolfgang Brandner, Olga Balsalobre-Ruza et al.2026 · 1 citationarXiv
Direct Imaging Discovery of Giant Exoplanet Pictoris d: A Decade-Long Game of Hide-and-Seek2606.23801v2 · Ben J. Sutlieff, Markus J. Bonse, Valentin Christiaens et al.2026 · 3 citationsApJL 1006 L10 (2026)
The GRAVITY young stellar object survey -- XV. The star-disk interaction region of the T Tauri star DO Tau2603.22444v1 · K. Perraut, J. Bouvier, H. Nowacki et al.2026 · 0 citationsarXiv
Spatially resolved broad line region in a quasar at z=4: Dynamical black hole mass and prominent outflow2509.13911v2 · GRAVITY+ Collaboration, K. Abd El Dayem, N. Aimar et al.2025 · 15 citationsarXiv
Spectroscopic AGN survey at 2 with NTT/SOFI for GRAVITY+ observations2503.02942v1 · D. J. D. Santos, T. Shimizu, R. Davies et al.2025 · 8 citationsA&A 696, A30 (2025)
High-contrast spectroscopy with the new VLT/ERIS instrument: Molecular maps and radial velocity of the gas giant AF Lep b2502.19961v2 · Jean Hayoz, Markus Johannes Bonse, Felix Dannert et al.2025 · 5 citationsA&A 698, A87 (2025)
The S stars' zone of avoidance in the Galactic center2412.02752v2 · Aleksey Generozov, Hagai B. Perets, Matteo S. Bordoni et al.2024 · 6 citationsA&A 696, A68 (2025)on Valency
General Relativistic effects and the NIR variability of Sgr A* II: A systematic approach to temporal asymmetry2407.07091v1 · Sebastiano D. von Fellenberg, Gunther Witzel, Michi Bauboeck et al.2024 · 8 citationsA&A 688, L12 (2024)
GATOS: missing molecular gas in the outflow of NGC5728 revealed by JWST2406.17072v1 · R. Davies, T. Shimizu, M. Pereira-Santaella et al.2024 · 41 citationsA&A 689, A263 (2024)
Astrometric detection of a Neptune-mass candidate planet in the nearest M-dwarf binary system GJ65 with VLTI/GRAVITY2404.08746v1 · R.Abuter, A.Amorim, M.Benisty et al.2024 · 6 citationsarXiv
Combining Gaia and GRAVITY: Characterising five new Directly Detected Substellar Companions2403.13055v2 · T. O. Winterhalder, S. Lacour, A. M'erand et al.2024 · 17 citationsA&A 688, A44 (2024)
A catalogue of dual-field interferometric binary calibrators2402.05019v1 · M. Nowak, S. Lacour, R. Abuter et al.2024 · 10 citationsA&A 687, A248 (2024)
A dynamical measure of the black hole mass in a quasar 11 billion years ago.38286342 · Abuter, R, Allouche, F, Amorim, A et al.2024 · 69 citationsNature. 2024;627(8003):281-285
Broad-line region geometry from multiple emission lines in a single-epoch spectrum2401.12396v1 · L. Kuhn, J. Shangguan, R. Davies et al.2024 · 10 citationsarXiv
The GRAVITY young stellar object survey: XI. Imaging the hot gas emission around the Herbig Ae star HD 586472312.08819v1 · Y.-I. Bouarour, R. Garcia Lopez, J. Sanchez-Bermudez et al.2023 · 0 citationsarXiv
VLTI/GRAVITY Provides Evidence the Young, Substellar Companion HD 136164 Ab formed like a "Failed Star"2312.08283v1 · William O. Balmer, L. Pueyo, S. Lacour et al.2023 · 12 citationsarXiv
Polarization analysis of the VLTI and GRAVITY2311.03472v1 · F. Widmann, X. Haubois N. Schuhler, O. Pfuhl et al.2023 · 13 citationsarXiv
First VLTI/GRAVITY Observations of HIP 65426 b: Evidence for a Low or Moderate Orbital Eccentricity2310.00148v2 · S. Blunt, W. O. Balmer, J. J. Wang et al.2023 · 17 citationsarXiv
VLTI/GRAVITY Observations and Characterization of the Brown Dwarf Companion HD 72946 B2309.04403v3 · W. O. Balmer, L. Pueyo, T. Stolker et al.2023 · 15 citationsarXiv
Polarimetry and Astrometry of NIR Flares as Event Horizon Scale, Dynamical Probes for the Mass of Sgr A*2307.11821v2 · R. Abuter, N. Aimar, P. Amaro Seoane et al.2023 · 97 citationsA&A 677, L10 (2023)
Using the motion of S2 to constrain scalar clouds around SgrA*2306.17215v4 · A. Foschi, R. Abuter, N. Aimar et al.2023 · 37 citationsarXiv
The Enhanced Resolution Imager and Spectrograph for the VLT2304.02343v2 · R. Davies, O. Absil, G. Agapito et al.2023 · 46 citationsarXiv
Where intermediate-mass black holes could hide in the Galactic Centre: A full parameter study with the S2 orbit2303.04067v2 · O. Straub, M. Baubock, R. Abuter et al.2023 · 31 citationsA&A 672, A63 (2023)
Accelerations of stars in central 2-7 arcsec from Sgr A*2302.07258v1 · A. Young, S. Gillessen, T. de Zeeuw et al.2023 · 3 citationsA&A 670, A36 (2023)
The GRAVITY+ Project: Towards All-sky, Faint-Science, High-Contrast Near-Infrared Interferometry at the VLTI2301.08071v1 · GRAVITY+ Collaboration: Roberto Abuter, Patricio Alarcon, Fatme Allouche et al.2023 · 26 citationsarXiv
General relativistic effects and the near-infrared and X-ray variability of Sgr A* I2301.02558v1 · Sebastiano D. von Fellenberg, Gunther Witzel, Michi Baubock et al.2023 · 21 citationsarXiv
The GRAVITY Young Stellar Object survey -- IX. Spatially resolved kinematics of hot hydrogen gas in the star/disk interaction region of T Tauri stars2210.13095v3 · J. A. Wojtczak, L. Labadie, K. Perraut et al.2022 · 0 citationsA&A 669, A59 (2023)
Towards measuring supermassive black hole masses with interferometric observations of the dust continuum2209.14410v1 · A. Amorim, G. Bourdarot, W. Brandner et al.2022 · 28 citationsA&A 669, A14 (2023)
GRAVITY+ Wide: Towards hundreds of z 2 AGN2209.11602v1 · A. Drescher, M. Fabricius, T. Shimizu et al.2022 · 0 citationsarXiv
GRAVITY faint: reducing noise sources in GRAVITY with a fast metrology attenuation system2209.05593v1 · F. Widmann, S. Gillessen, T. Ott et al.2022 · 2 citationsarXiv
Direct discovery of the inner exoplanet in the HD206893 system. Evidence for deuterium burning in a planetary-mass companion2208.04867v5 · S. Hinkley (Exeter), S. Lacour (LESIA), G.-D. Marleau et al.2022 · 82 citationsarXiv
First Light for GRAVITY Wide: Large Separation Fringe Tracking for the Very Large Telescope Interferometer2206.00684v2 · GRAVITY+ Collaboration: R. Abuter, F. Allouche, A. Amorim et al.2022 · 37 citationsA&A 665, A75 (2022)
The young stars in the Galactic Center2205.07595v1 · Sebastiano von Fellenberg, Stefan Gillessen, Julia Stadler et al.2022 · 70 citationsarXiv
Deep Images of the Galactic Center with GRAVITY2112.07477v1 · R. Abuter, N. Aimar, A. Amorim et al.2021 · 37 citationsA&A 657, A82 (2022)on Valency
The mass distribution in the Galactic Centre from interferometric astrometry of multiple stellar orbits2112.07478v1 · R. Abuter, N. Aimar, A. Amorim et al.2021 · 287 citationsA&A, 2021,on Valency
Flaremodel: An open-source Python package for one-zone numerical modelling of synchrotron sources2111.15273v1 · Y. Dallilar, S. von Fellenberg, M. Baubock et al.2021 · 5 citationsA&A 658, A111 (2022)
The GRAVITY Young Stellar Object survey. VII. The inner dusty disks of T Tauri stars2109.11826v1 · K. Perraut, L. Labadie, J. Bouvier et al.2021 · 0 citationsAstronomy & Astrophysics 655, A73 (2021)
The mass of Beta Pictoris c from Beta Pictoris b orbital motion2109.10671v1 · S. Lacour, J. J. Wang, L. Rodet et al.2021 · 89 citationsA&A 654, L2 (2021)
The GRAVITY Young Stellar Object survey VIII. Gas and dust faint inner rings in the hybrid disk of HD1415692109.10070v2 · V. Ganci, L. Labadie, L. Klarmann et al.2021 · 12 citationsA&A 655, A112 (2021)
A geometric distance to the supermassive black Hole of NGC 37832107.14262v1 · A. Amorim, M. Baubock, M. C. Bentz et al.2021 · 37 citationsA&A 654, A85 (2021)
The GRAVITY Young Stellar Object Survey. VI. Mapping the variable inner disk of HD 163296 at sub-au scales2107.02391v1 · J. Sanchez-Bermudez, A. Caratti o Garatti, R. Garcia Lopez et al.2021 · 23 citationsA&A 654, A97 (2021)
Constraining particle acceleration in Sgr A* with simultaneous GRAVITY, Spitzer, NuSTAR and Chandra observations2107.01096v1 · R. Abuter, A. Amorim, M. Baubock et al.2021 · 67 citationsA&A 654, A22 (2021)
GRAVITY K-band spectroscopy of HD 206893 B: brown dwarf or exoplanet2106.08249v1 · J. Kammerer, S. Lacour, T. Stolker et al.2021 · 29 citationsA&A 652, A57 (2021)
MOLsphere and pulsations of the Galactic Center's red supergiant GCIRS 7 from VLTI/GRAVITY2105.09832v1 · G. Rodr'iguez-Coira, T. Paumard, G. Perrin et al.2021 · 4 citationsA&A 651, A37 (2021)
A measure of the size of the magnetospheric accretion region in TW Hydrae2104.06441v1 · R. Garcia Lopez, A. Natta, A. Caratti o Garatti et al.2021 · 46 citationsNature 2020, 584, 547
Relative depolarization of the black hole photon ring in GRMHD models of Sgr A* and M87*2103.06292v1 · A. Jim'enez-Rosales, J. Dexter, S.M. Ressler et al.2021 · 24 citationsarXiv
The GRAVITY young stellar object survey V. The orbit of the T Tauri binary star WW Cha2102.00122v2 · F. Eupen, L. Labadie, R. Grellmann et al.2021 · 4 citationsA&A 648, A37 (2021)
The central parsec of NGC 3783: a rotating broad emission line region, asymmetric hot dust structure, and compact coronal line region2102.00068v1 · A. Amorim, M. Baubock, W. Brandner et al.2021 · 83 citationsA&A 648, A117 (2021)
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