CF
Clémence Fontanive
astro-ph.EPastro-ph.SRastro-ph.IMastro-ph.GA
On Valency
published · living versionsW_29ahe9fu·v1 · currentpublished
The cold substellar frontier in JWST Extragalactic surveys: a robust parallax measurement yields the most distant known ultra-cold Y dwarf
with Feng-Yuan Frey Liu, Derek J. McLeod, Xueqing Chen, Ben J. Sutlieff +10
1 version
Preprints & journals
55 papers in the corpus · 2016–2026An HST survey of photometry and multiplicity of brown dwarfs and planetary-mass objects in the field of Taurus2610.21566v1 · Pengyu Liu, Beth A. Biller, Cl'emence Fontanive et al.2026 · 0 citationsarXiv
The JWST Sub-Jupiters Survey: Direct Imaging Discovery of a Giant Planet and a Debris Disk Around the Young M-dwarf RX J0534.0-02212609.20748v1 · Rodrigo Ferrer-Chavez, Jason J. Wang, Kevin Wagner et al.2026 · 0 citationsarXiv
A New Sirius-like System at Only 21 Parsecs: An Elusive White Dwarf Companion to the Nearby K-dwarf HD 382302607.28720v1 · Alexander Venner, Logan A. Pearce, Qier An et al.2026 · 0 citationsarXiv
JWST NIRCam Reveals the Largest Known M-dwarf Debris Disk Around TWA 10 and New Scattered-Light Observations of the TWA 25 Debris Disk2607.22426v1 · Katie A. Crotts, Aarynn L. Carter, Beth Biller et al.2026 · 0 citationsarXiv
Statistics on the population of distant substellar companions to nearby stars2607.20673v1 · Souleymane Ouedraogo, 'Etienne Artigau, Si'e Zacharie Kam et al.2026 · 0 citationsarXiv
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 SPHERE infrared survey for exoplanets (SHINE) V. Full sample characterization2605.27247v2 · V. Squicciarini, S. Desidera, G. Chauvin et al.2026 · 0 citationsarXiv
The Y Dwarf Population with HST: unlocking the secrets of our coolest neighbours -- III. Near-Infrared Photometry2602.09160v1 · Cl'emence Fontanive, Luigi R. Bedin, Mark W. Phillips et al.2026 · 0 citationsarXiv
The Hubble Ultracool Multiplicity (HUM) Survey. I. Characterizing Sensitivity to Companions at Sub-Diffraction Limit Separations with HST WFC3/IR2511.22783v1 · Kunal Mehta, Matthew De Furio, Daniella Bardalez Gagliuffi et al.2025 · 0 citationsarXiv
Discovery of a Debris Disk Around TWA 202510.20216v1 · Skyler Palatnick, Maxwell A. Millar-Blanchaer, Jingwen Zhang et al.2025 · 2 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)
Follow-Up Exploration of the TWA 7 Planet-Disk System with JWST NIRCam2506.19932v1 · Katie A. Crotts, Aarynn L. Carter, Kellen Lawson et al.2025 · 18 citationsarXiv
JWST Coronagraphic Images of 14 Her c: a Cold Giant Planet in a Dynamically Hot, Multi-planet System2506.09201v1 · Daniella C. Bardalez Gagliuffi, William O. Balmer, Laurent Pueyo et al.2025 · 33 citationsarXiv
A benchmark companion at the hydrogen-burning limit imaged in the core cluster of the Fornax-Horologium association2503.18838v1 · Pengyu Liu, Beth A. Biller, Matthew A. Kenworthy et al.2025 · 1 citationarXiv
JWST 1.5 {\mu}m and 4.8 {\mu}m Photometry of Y Dwarfs2501.14100v1 · Loic Albert, Sandy K. Leggett, Per Calissendorff et al.2025 · 5 citationsarXiv
The SPHERE infrared survey for exoplanets (SHINE). V. Complete observations, data reduction and analysis, detection performances, and final results2501.12002v1 · A. Chomez, P. Delorme, A.-M. Lagrange et al.2025 · 8 citationsA&A 697, A99 (2025)
The Y Dwarf Population with HST: unlocking the secrets of our coolest neighbours -- II. Parallaxes and Proper Motions2412.16679v2 · Cl'emence Fontanive, Luigi R. Bedin, Loic Albert et al.2024 · 4 citationsarXiv
Giant planets population around B stars from the first part of the BEAST survey2409.18793v1 · P. Delorme, A. Chomez, V. Squicciarini et al.2024 · 9 citationsA&A 692, A263 (2024)
Revisiting physical parameters of the benchmark brown dwarf LHS 6343 C through a HST/WFC3 secondary eclipse observation2408.05173v1 · William Frost (1, Loic Albert (1, Ren'e Doyon (1 et al.2024 · 0 citationsarXiv
HST astrometry of the closest Brown Dwarfs -- II. Improved parameters and constraints on a third body2403.08865v1 · L. R. Bedin, J. Dietrich, A. J. Burgasser et al.2024 · 8 citationsarXiv
A Near-infrared Variability Survey of Young Planetary-mass Objects2311.07218v2 · Pengyu Liu, Beth A. Biller, Johanna M. Vos et al.2023 · 18 citationsarXiv
An HST survey of 33 T8 to Y1 brown dwarfs: NIR photometry and multiplicity of the coldest isolated objects2309.09923v1 · Clemence Fontanive, Luigi R. Bedin, Matthew De Furio et al.2023 · 12 citationsarXiv
JWST/NIRCam discovery of the first Y+Y brown dwarf binary: WISE J033605.05$-$014350.42303.16923v1 · Per Calissendorff, Matthew De Furio, Michael Meyer et al.2023 · 32 citationsarXiv
Astrometric Accelerations as Dynamical Beacons: Discovery and Characterization of HIP 21152 B, the First T-Dwarf Companion in the Hyades2211.09840v1 · Kyle Franson, Brendan P. Bowler, Mariangela Bonavita et al.2022 · 42 citationsarXiv
Updated orbital monitoring and dynamical masses for nearby M-dwarf binaries2208.09503v1 · Per Calissendorff, Markus Janson, Laetitia Rodet et al.2022 · 9 citationsA&A 666, A16 (2022)
An optimised survey strategy for the ERIS/NIX imager: searching for young giant exoplanets and very low mass brown dwarfs using the K-peak custom photometric filter2206.14295v1 · Sophie Dubber, Beth Biller, Mariangela Bonavita et al.2022 · 4 citationsarXiv
Constraining masses and separations of unseen companions to five accelerating nearby stars2206.12266v1 · D. Mesa, M. Bonavita, S. Benatti et al.2022 · 11 citationsarXiv
Results from The COPAINS Pilot Survey: four new brown dwarfs and a high companion detection rate for accelerating stars2205.02213v2 · M. Bonavita, C. Fontanive, R. Gratton et al.2022 · 33 citationsMonthly Notices of the Royal Astronomical Society, Volume 513, Issue 4, July 2022, Pages 5588-5605
Binary companions triggering fragmentation in self-gravitating discs2201.02032v1 · James Cadman, Cassandra Hall, Cl'emence Fontanive et al.2022 · 21 citationsarXiv
A Novel Survey for Young Substellar Objects with the W-band filter III: Searching for very low mass brown dwarfs in Serpens South and Serpens Core2105.05798v1 · Sophie Dubber, Beth Biller, Katelyn Allers et al.2021 · 6 citationsarXiv
New binaries from the SHINE survey2103.13706v2 · M. Bonavita, R. Gratton, S. Desidera et al.2021 · 21 citationsA&A 663, A144 (2022)
The SPHERE infrared survey for exoplanets (SHINE)- I Sample definition and target characterization2103.04366v1 · S. Desidera, G. Chauvin, M. Bonavita et al.2021 · 67 citationsA&A 651, A70 (2021)
The SPHERE infrared survey for exoplanets (SHINE) -- II. Observations, Data reduction and analysis Detection performances and early-results2103.03976v1 · M. Langlois, R. Gratton, A.-M. Lagrange et al.2021 · 70 citationsA&A 651, A71 (2021)
Limits on the presence of planets in systems with debris disks: HD 92945 and HD 1071462102.05353v3 · D. Mesa, S. Marino, M. Bonavita et al.2021 · 9 citationsarXiv
The Census of Exoplanets in Visual Binaries: population trends from a volume-limited Gaia DR2 and literature search2101.12667v3 · Cl'emence Fontanive, Daniella Bardalez Gagliuffi2021 · 54 citationsarXiv
Investigating three Sirius-like systems with SPHERE2012.05575v1 · R. Gratton, V. D'Orazi, T. A. Pacheco et al.2020 · 9 citationsA&A 646, A61 (2021)
The Y dwarf population with HST: unlocking the secrets of our coolest neighbours -- I. Overview & First astrometric results2011.13873v1 · Clemence Fontanive, Luigi R. Bedin, Daniella C. Bardalez Gagliuffi2020 · 10 citationsarXiv
A wide planetary-mass companion to a young low-mass brown dwarf in Ophiuchus2011.08871v1 · Clemence Fontanive, Katelyn N. Allers, Blake Pantoja et al.2020 · 21 citationsarXiv
VIBES: VIsual Binary Exoplanet survey with SPHERE Upper limits on wide S-planet and S-BD frequencies, triple system discovery, and astrometric confirmation of 20 stellar binaries and three triple systems2009.14528v1 · J. Hagelberg (1 an 2), N. Engler, C. Fontanive et al.2020 · 10 citationsA&A 643, A98 (2020)
The search for disks or planetary objects around directly imaged companions: A candidate around DH Tau B2007.10097v1 · C. Lazzoni, A. Zurlo, S. Desidera et al.2020 · 28 citationsA&A 641, A131 (2020)
The SPHERE infrared survey for exoplanets (SHINE). III. The demographics of young giant exoplanets below 300 au with SPHERE2007.06573v1 · A. Vigan, C. Fontanive, M. Meyer et al.2020 · 241 citationsA&A 651, A72 (2021)
SPHERE+: Imaging young Jupiters down to the snowline2003.05714v2 · A. Boccaletti, G. Chauvin, D. Mouillet et al.2020 · 21 citationsarXiv
A new white dwarf companion to the star GJ 33462002.10467v1 · M. Bonavita, C. Fontanive, S. Desidera et al.2020 · 10 citationsarXiv
Extending Gaia DR2 with HST narrow-field astrometry. II. Refining the method on WISE J163940.83-684738.62002.09331v1 · L. R. Bedin, C. Fontanive2020 · 13 citationsarXiv
A New Method for Target Selection in Direct Imaging Programs with COPAINS1909.03840v1 · Fontanive C., Muzic K., Bonavita M. et al.2019 · 19 citationsarXiv
Hint of curvature in the orbital motion of the exoplanet 51 Eridani b using 3 years of VLT/SPHERE monitoring1903.07620v2 · A.-L. Maire, L. Rodet, F. Cantalloube et al.2019 · 42 citationsA&A 624, A118 (2019)
A high binary fraction for the most massive close-in giant planets and brown dwarf desert members1903.02332v2 · C. Fontanive, K. Rice, M. Bonavita et al.2019 · 76 citationsarXiv
SPHERE dynamical and spectroscopic characterization of HD142527B1812.07814v1 · R. Claudi, A.-L. Maire, D. Mesa et al.2018 · 49 citationsA&A 622, A96 (2019)
Extending Gaia DR2 with HST narrow-field astrometry: the WISE J154151.65-225024.9 test case1809.09181v1 · L. R. Bedin, C. Fontanive2018 · 27 citationsarXiv
Post conjunction detection of Pictoris b with VLT/SPHERE1809.08354v2 · A.-M. Lagrange, A. Boccaletti, M. Langlois et al.2018 · 57 citationsarXiv
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