ES
Eckhard Sturm
astro-ph.GAastro-ph.COastro-ph.IMastro-phastro-ph.EPastro-ph.SRastro-ph.HEgr-qc
On Valency
published · living versionsW_jc8878c3·v1 · currentpublished
Improving constraints on the extended mass distribution in the Galactic Center with stellar orbits
with The GRAVITY Collaboration, Karim Abd El Dayem, Roberto Abuter, Nicolas Aimar +64
1 version
W_e292bt9v·v1published
W_gvqd3mhf·v1published
W_pbh3znqn·v1published
W_wtvfdjv6·v1published
W_zsbj3yqg·v1published
Preprints & journals
211 papers in the corpus · 1997–2026Dual and lensed AGN at sub-arcsecond separations uncovered by ERIS2610.27086v1 · M. V. Zanchettin, F. Mannucci, Q. D'Amato et al.2026 · 0 citationsarXiv
Searching for Nearby Supermassive Black Hole Binaries with GRAVITY2610.14174v1 · K. Abd El Dayem, N. Aimar, A. Berdeu et al.2026 · 0 citationsarXiv
Discovery of a star sensitive to the spin of Sagittarius A.42618794 · Abd El Dayem, K, Abuter, R, Aimar, N et al.2026 · 4 citationsNature. 2026;657(8131):359-363
Discovery of a star sensitive to the spin of Sgr A*2607.12664v1 · K. Abd El Dayem, R. Abuter, N. Aimar et al.2026 · 1 citationarXivon Valency
The MICADO first-light imager for the ELT: first steps of the SCAO system MAIT2607.12814v1 · Yann Cl'enet, Eric Gendron, Fabrice Vidal et al.2026 · 3 citationsProc. SPIE 13097, Adaptive Optics Systems IX, 1309728 (27 Aug 2024)
The MICADO first light imager for the ELT: an overview of the RAM analysis and consequent design and maintenance strategy2607.12827v1 · Federico Biondi, Yann Cl'enet, Patrick Caillier et al.2026 · 0 citationsProc. SPIE 13099, 130990T (23 Aug 2024)
The MICADO first light imager for the ELT: the SCAO module AIT in France, from the beta flat configuration towards the flat and final configurations2607.12854v1 · Yann Cl'enet, Vincent Lapeyrere, Eric Gendron 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)
NOEMA$^\rm{3D}$: A deep view of cold gas flows in a barred spiral galaxy at 2606.02688v1 · Stavros Pastras, Reinhard Genzel, Linda J. Tacconi et al.2026 · 0 citationsarXiv
Resolving the Multiphase Outflow, Shock Signatures, and PAHs in the AGN-Starburst Composite ULIRG F10565+2448 with JWST MIRI/MRS2605.03016v1 · Kylie Yui Dan, Jerome Seebeck, Sylvain Veilleux et al.2026 · 0 citationsApJ 1004 (2026) 84
Molecular Outflows in the Nucleus of the Nearby Compton-thick AGN NGC 30792604.27159v1 · Ming-Yi Lin, Anne Medling, Richard Davies et al.2026 · 0 citationsarXiv
NOEMA3D: Resolving radial gas flows in disk galaxies at z~1.1-1.6 with high-resolution CO observations2604.18503v2 · Jean-Baptiste Jolly, Linda J. Tacconi, Reinhard Genzel et al.2026 · 1 citationarXiv
NOEMA3D: Extended CO, [C I] and dust in massive star-forming main-sequence galaxies at cosmic noon2604.18504v4 · Jianhang Chen, Linda J. Tacconi, Reinhard Genzel et al.2026 · 1 citationarXiv
Constraints on the host galaxy and AGN properties of three z > 6 JWST AGN from NOEMA observations2603.29652v1 · Giovanni Mazzolari, Hannah Ubler, Rodrigo Herrera Camus et al.2026 · 1 citationarXiv
The VLT/ERIS grating vector Apodizing Phase Plate coronagraph2603.24469v1 · M. A. Kenworthy, F. A. Dannert, J. Hayoz et al.2026 · 1 citationarXiv
JWST Discovery of High-Velocity Mid-Infrared Ionized Outflows in Ultraluminous Infrared Galaxies F11119+3257 and F05189-25242602.03836v1 · Jerome Seebeck, Kylie Yui Dan, Sylvain Veilleux et al.2026 · 0 citationsarXiv
Signatures of star formation inside galactic outflows2512.10924v1 · Dily Duan Yi Ong, Francesco D'Eugenio, Roberto Maiolino et al.2025 · 1 citationarXiv
Exomoon search with VLTI/GRAVITY around the substellar companion HD 206893 B2511.20091v1 · Q. Kral, J. Wang, J. Kammerer et al.2025 · 8 citationsarXiv
Resolving stellar populations, star formation, and interstellar medium conditions with JWST in a large spiral galaxy at 2510.09820v3 · Eleonora Parlanti, Giulia Tozzi, Natascha M. Forster Schreiber et al.2025 · 0 citationsarXiv
The ExoGRAVITY survey: A K-band spectral library of giant exoplanet and brown dwarf companions2510.08691v3 · J. Kammerer, T. O. Winterhalder, S. Lacour et al.2025 · 6 citationsA&A 704, A318 (2025)
The gas streamer G1-2-3 in the Galactic Center2510.00897v1 · S. Gillessen, F. Eisenhauer, J. Cuadra et al.2025 · 3 citationsarXiv
First Light for the GRAVITY+ Adaptive Optics: Extreme Adaptive Optics for the Very Large Telescope Interferometer2509.21431v2 · GRAVITY+ Collaboration: F. Allouche, C. Bailet, M. Benisty et al.2025 · 10 citationsarXiv
BlackTHUNDER: Evidence of three massive black holes in a z~5 galaxy2509.21575v2 · Hannah Ubler, Giovanni Mazzolari, Roberto Maiolino et al.2025 · 5 citationsarXiv
Constraints on the Orbit of the Young Substellar Companion GQ Lup B from High-Resolution Spectroscopy and VLTI/GRAVITY Astrometry2509.20621v1 · Vidya Venkatesan, S. Blunt, J. J. Wang et al.2025 · 4 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
Direct imaging discovery of a young giant planet orbiting on Solar System scales2507.06206v1 · T. Stolker, M. Samland, L. B. F. M. Waters et al.2025 · 5 citationsarXiv
Orbit and atmosphere of HIP 99770 b through the eyes of VLTI/GRAVITY2507.00117v1 · T. O. Winterhalder, J. Kammerer, S. Lacour et al.2025 · 7 citationsarXiv
NOEMA: A first kpc resolution study of a main sequence barred galaxy channeling gas into a growing bulge2505.07925v1 · Stavros Pastras, Reinhard Genzel, Linda J. Tacconi et al.2025 · 8 citationsA&A 704, A329 (2025)
Exploring the presence of a fifth force at the Galactic Center2504.02908v4 · K. Abd El Dayem, R. Abuter, N. Aimar et al.2025 · 9 citationsA&A 698, L15 (2025)
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)
A large-scale ring galaxy at z = 2.2 revealed by JWST/NIRCam: kinematic observations and analytical modelling2503.00839v2 · A. Nestor Shachar, A. Sternberg, R. Genzel et al.2025 · 1 citationarXiv
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)
Spectroastrometry and Reverberation Mapping of Active Galactic Nuclei. II. Measuring Geometric Distances and Black Hole Masses of Four Nearby Quasars2502.18856v2 · Yan-Rong Li, Jinyi Shangguan, Jian-Min Wang et al.2025 · 7 citationsarXiv
PHIBSS: Searching for Molecular Gas Outflows in Star-Forming Galaxies at 0.5-2.62502.13226v2 · Capucine Barfety, Jean-Baptiste Jolly, Natascha M. Forster Schreiber et al.2025 · 1 citationarXiv
JWST Discovery of a Very Fast Biconical Outflow of Warm Molecular Gas in the Nearby Ultra-Luminous Infrared Galaxy F08572+3915 NW2412.05859v1 · Kylie Yui Dan, Jerome Seebeck, Sylvain Veilleux et al.2024 · 5 citationsarXiv
First results from the JWST Early Release Science Program Q3D: The Fast Outflow in a Red Quasar at z=0.442410.14291v1 · Weizhe Liu, Sylvain Veilleux, Swetha Sankar et al.2024 · 8 citationsarXiv
The cool brown dwarf Gliese 229 B is a close binary.39415016 · Xuan, Jerry W, Mérand, A, Thompson, W et al.2024 · 30 citationsNature. 2024;634(8036):1070-1074
First Resolution of Microlensed Images of a Binary-Lens Event2409.13015v3 · Zexuan Wu, Subo Dong, A. M'erand et al.2024 · 7 citationsAstrophys. j. 977 (2024) 229
Improving constraints on the extended mass distribution in the Galactic Center with stellar orbits2409.12261v1 · Karim Abd El Dayem, Roberto Abuter, Nicolas Aimar et al.2024 · 49 citationsA&A 692, A242 (2024)on Valency
The MICADO first light imager for the ELT: design and performance of the Focal Plane Mechanism prototype2409.01714v1 · Kateryna Kravchenko, Sebastian Rabien, Matthias Deysenroth et al.2024 · 2 citationsarXiv
The GRAVITY young stellar object survey XIV : Investigating the magnetospheric accretion-ejection processes in S CrA N2408.02374v1 · H. Nowacki, K. Perraut, L. Labadie et al.2024 · 4 citationsA&A 690, A123 (2024)
VLTI/GRAVITY Interferometric Measurements of Innermost Dust Structure Sizes around AGNs2407.13458v1 · A. Amorim, G. Bourdarot, W. Brandner et al.2024 · 24 citationsA&A 690, A76 (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)
High contrast at short separation with VLTI/GRAVITY: Bringing Gaia companions to light2406.04003v1 · N. Pourr'e, T.O. Winterhalder, J.-B. Le Bouquin et al.2024 · 11 citationsarXiv
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
Four-of-a-kind? Comprehensive atmospheric characterisation of the HR 8799 planets with VLTI/GRAVITY2404.03776v2 · E. Nasedkin, P. Molliere, S. Lacour et al.2024 · 58 citationsA&A 687, A298 (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)
The GRAVITY young stellar object survey XIII. Tracing the time-variable asymmetric disk structure in the inner AU of the Herbig star HD989222401.17764v1 · V. Ganci, L. Labadie, K. Perraut et al.2024 · 0 citationsarXiv
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
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