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Employment (2)

Universitat Bern: Bern, Bern, CH

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University of Bern

Université de Montréal: QC, QC, CA

2022-09-01 to present | Trottier Fellow (iREx)
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Clémence Fontanive

Works (23)

The Gl 229 System Revisited with the Line-by-line Framework: Planetary Signals Now Appear as Stellar Activity Ghosts

The Astronomical Journal
2025-03-03 | Journal article
DOI: 10.3847/1538-3881/ada77a
Contributors: Ariane Deslières; Charles Cadieux; René Doyon; Étienne Artigau; Neil J. Cook; Clémence Fontanive; Thomas Vandal
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The Y dwarf population with HST: unlocking the secrets of our coolest neighbours – II. Parallaxes and proper motions

Monthly Notices of the Royal Astronomical Society
2025-01-15 | Journal article
DOI: 10.1093/mnras/staf032
Contributors: Clémence Fontanive; Luigi R Bedin; Loïc Albert; Daniella C Bardalez Gagliuffi
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Crossref

Revisiting Physical Parameters of the Benchmark Brown Dwarf LHS 6343 C through a Hubble Space Telescope/WFC3 Secondary-eclipse Observation

The Astrophysical Journal
2024-09-01 | Journal article
DOI: 10.3847/1538-4357/ad5da7
Contributors: William Frost; Loïc Albert; René Doyon; Jonathan Gagné; Benjamin T. Montet; Clémence Fontanive; Étienne Artigau; John Asher Johnson; Billy Edwards; Björn Benneke
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Crossref

Cover Picture: Astron. Nachr. 1/2024

Astronomische Nachrichten
2024-01 | Journal article
DOI: 10.1002/asna.20249011
Contributors: L. R. Bedin; J. Dietrich; A. J. Burgasser; D. Apai; M. Libralato; M. Griggio; C. Fontanive; D. Pourbaix
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Crossref

HST astrometry of the closest brown dwarfs‐II. Improved parameters and constraints on a third body

Astronomische Nachrichten
2024-01 | Journal article
DOI: 10.1002/asna.20230158
Contributors: L. R. Bedin; J. Dietrich; A. J. Burgasser; D. Apai; M. Libralato; M. Griggio; C. Fontanive; D. Pourbaix
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Crossref

A near-infrared variability survey of young planetary-mass objects

Monthly Notices of the Royal Astronomical Society
2023-11-27 | Journal article
DOI: 10.1093/mnras/stad3502
Contributors: Pengyu Liu; Beth A Biller; Johanna M Vos; Niall Whiteford; Zhoujian Zhang; Michael C Liu; Clémence Fontanive; Elena Manjavacas; Thomas Henning; Matthew A Kenworthy et al.
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Crossref

An HST survey of 33 T8 to Y1 brown dwarfs: NIR photometry and multiplicity of the coldest isolated objects

Monthly Notices of the Royal Astronomical Society
2023-09-29 | Journal article
DOI: 10.1093/mnras/stad2870
Contributors: Clémence Fontanive; Luigi R Bedin; Matthew De Furio; Beth Biller; Jay Anderson; Mariangela Bonavita; Katelyn Allers; Blake Pantoja
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Crossref

An optimized survey strategy for the ERIS/NIX imager: searching for young giant exoplanets and very low mass brown dwarfs using the K-peak custom photometric filter

Monthly Notices of the Royal Astronomical Society
2022-08-19 | Journal article
DOI: 10.1093/mnras/stac1914
Contributors: Sophie Dubber; Beth Biller; Mariangela Bonavita; Katelyn Allers; Clémence Fontanive; Matthew A Kenworthy; Mickaël Bonnefoy; William Taylor
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Crossref

Results from The COPAINS Pilot Survey: Four new brown dwarfs and a high companion detection rate for accelerating stars

Monthly Notices of the Royal Astronomical Society
2022-05-10 | Journal article
DOI: 10.1093/mnras/stac1250
Contributors: M Bonavita; C Fontanive; R Gratton; K Mužić; S Desidera; D Mesa; B Biller; A Scholz; A Sozzetti; V Squicciarini
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Crossref

Binary companions triggering fragmentation in self-gravitating discs

Monthly Notices of the Royal Astronomical Society
2022-02-01 | Journal article
DOI: 10.1093/mnras/stac033
Contributors: James Cadman; Cassandra Hall; Clémence Fontanive; Ken Rice
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Crossref

The SPHERE infrared survey for exoplanets (SHINE)

Astronomy & Astrophysics
2021-07 | Journal article
DOI: 10.1051/0004-6361/202038107
Contributors: A. Vigan; C. Fontanive; M. Meyer; B. Biller; M. Bonavita; M. Feldt; S. Desidera; G.-D. Marleau; A. Emsenhuber; R. Galicher et al.
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Crossref

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 Core

Monthly Notices of the Royal Astronomical Society
2021-06-23 | Journal article
DOI: 10.1093/mnras/stab1397
Contributors: Sophie Dubber; Beth Biller; Katelyn Allers; Jessy Jose; Loïc Albert; Blake Pantoja; Clémence Fontanive; Michael Liu; Zhoujian Zhang; Wen-Ping Chen et al.
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Crossref

Limits on the presence of planets in systems with debris discs: HD 92945 and HD 107146

Monthly Notices of the Royal Astronomical Society
2021-03-18 | Journal article
DOI: 10.1093/mnras/stab438
Contributors: D Mesa; S Marino; M Bonavita; C Lazzoni; C Fontanive; S Pérez; V D’Orazi; S Desidera; R Gratton; N Engler et al.
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Crossref

The Y dwarf population with HST: unlocking the secrets of our coolest neighbours – I. Overview and first astrometric results

Monthly Notices of the Royal Astronomical Society
2020-12-23 | Journal article
DOI: 10.1093/mnras/staa3732
Contributors: C Fontanive; L R Bedin; D C Bardalez Gagliuffi
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Crossref

A Wide Planetary-mass Companion to a Young Low-mass Brown Dwarf in Ophiuchus

The Astrophysical Journal Letters
2020-12-01 | Journal article
DOI: 10.3847/2041-8213/abcaf8
Contributors: Clémence Fontanive; Katelyn N. Allers; Blake Pantoja; Beth Biller; Sophie Dubber; Zhoujian Zhang; Trent Dupuy; Michael C. Liu; Loïc Albert
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Crossref

VIBES: Visual Binary Exoplanet survey with SPHERE

Astronomy & Astrophysics
2020-11 | Journal article
DOI: 10.1051/0004-6361/202039173
Contributors: J. Hagelberg; N. Engler; C. Fontanive; S. Daemgen; S. P. Quanz; J. Kühn; M. Reggiani; M. Meyer; R. Jayawardhana; V. Kostov
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Crossref

A new white dwarf companion around the Δμ star GJ 3346

Monthly Notices of the Royal Astronomical Society
2020-05-21 | Journal article
DOI: 10.1093/mnras/staa590
Contributors: M Bonavita; C Fontanive; S Desidera; V D’Orazi; A Zurlo; K Mužić; B Biller; R Gratton; D Mesa; A Sozzetti
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Crossref

Extending Gaia DR2 with HST narrow-field astrometry – II. Refining the method on WISE J163940.83−684738.6★

Monthly Notices of the Royal Astronomical Society
2020-05-11 | Journal article
DOI: 10.1093/mnras/staa540
Contributors: L R Bedin; C Fontanive
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Crossref

Extending Gaia DR2 with HST narrow-field astrometry. II. Refining the method on WISE J163940.83-684738.6

2020-02-21 | Preprint
ARXIV: arXiv:2002.09331v1
Source: Self-asserted source
Clémence Fontanive

A new method for target selection in direct imaging programmes with COPAINS

Monthly Notices of the Royal Astronomical Society
2019-11-21 | Journal article
DOI: 10.1093/mnras/stz2587
Contributors: C Fontanive; K Mužić; M Bonavita; B Biller
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Crossref

A high binary fraction for the most massive close-in giant planets and brown dwarf desert members

Monthly Notices of the Royal Astronomical Society
2019-06-01 | Journal article
DOI: 10.1093/mnras/stz671
Contributors: C Fontanive; K Rice; M Bonavita; E Lopez; K Mužić; B Biller
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Crossref

Extending Gaia DR2 with HST narrow-field astrometry: the WISE J154151.65−225024.9 test case

Monthly Notices of the Royal Astronomical Society
2018-12-21 | Journal article
DOI: 10.1093/mnras/sty2626
Contributors: L R Bedin; C Fontanive
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Crossref

Constraining the multiplicity statistics of the coolest brown dwarfs: binary fraction continues to decrease with spectral type

Monthly Notices of the Royal Astronomical Society
2018-09-11 | Journal article
DOI: 10.1093/mnras/sty1682
Contributors: Clémence Fontanive; Beth Biller; Mariangela Bonavita; Katelyn Allers
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