papers

Publications (87)

astro-ph.EP2025

Transit Timing Variations in HIP 41378: CHEOPS and TESS confirm a non-transiting sixth planet in the system

P. Leonardi, L. Borsato, L. Pagliaro +89

astro-ph.EP2022

Investigating the architecture and internal structure of the TOI-561 system planets with CHEOPS, HARPS-N and TESS

G. Lacedelli, T. G. Wilson, L. Malavolta +115

astro-ph.EP2025

TESS phase curve of ultra-hot Jupiter WASP-189 b

J. A. Patel, D. Kitzmann, A. Brandeker +4

astro-ph.EP2025

A four-planet system orbiting the old thick disk star TOI-1203

D. Gandolfi, A. Alnajjarine, L. M. Serrano +120

astro-ph.EP2023

The GAPS programme at TNG XLIX. TOI-5398, the youngest compact multi-planet system composed of an inner sub-Neptune and an outer warm Saturn

G. Mantovan, L. Malavolta, S. Desidera +68

astro-ph.EP2025

The KELT-7b atmospheric thermal-inversion conundrum revisited with CHEOPS, TESS, and additional data

Z. Garai, A. Krenn, P. E. Cubillos +84

astro-ph.EP2025

Transit-timing variations in the AU Mic system observed with CHEOPS

Á. Boldog, Gy. M. Szabó, L. Kriskovics +86

astro-ph.EP2023

Refined parameters of the HD 22946 planetary system and the true orbital period of planet d

Z. Garai, H. P. Osborn, D. Gandolfi +85

astro-ph.EP2025

HARPS-N, TESS, and CHEOPS discover a transiting sub-Neptune and two outer companions around the bright solar analogue HD 85426

F. Lienhard, A. Mortier, A. Collier Cameron +96

astro-ph.EP2022

Characterization of the HD 108236 system with CHEOPS and TESS. Confirmation of a fifth transiting planet

S. Hoyer, A. Bonfanti, A. Leleu +87

astro-ph.EP2025

Searching for Hot Water World Candidates with CHEOPS: Refining the radii and analysing the internal structures and atmospheric lifetimes of TOI-238 b and TOI-1685 b

J. A. Egger, D. Kubyshkina, Y. Alibert +85

astro-ph.SR2023

Connecting photometric and spectroscopic granulation signals with CHEOPS and ESPRESSO

S. Sulis, M. Lendl, H. Cegla +83

astro-ph.EP2021

A transit survey to search for planets around hot subdwarfs: I. methods and performance tests on light curves from Kepler, K2, TESS, and CHEOPS

V. Van Grootel, F. J. Pozuelos, A. Thuillier +79

astro-ph.EP2020

The hot dayside and asymmetric transit of WASP-189b seen by CHEOPS

M. Lendl, Sz. Csizmadia, A. Deline +102

astro-ph.EP2026

The multi-planet system TOI-5624: Four transiting sub-Neptunes with an outer companion revealed by transit-timing variations

A. Bonfanti, D. Gandolfi, P. Leonardi +96

astro-ph.EP2024

The CHEOPS view on the climate of WASP-3 b

G. Scandariato, L. Carone, P. E. Cubillos +83

astro-ph.EP2022

CHEOPS finds KELT-1b darker than expected in visible light: Discrepancy between the CHEOPS and TESS eclipse depths

H. Parviainen, T. G. Wilson, M. Lendl +78

astro-ph.EP2025

Detection and characterisation of a 106-day transiting Jupiter : TOI-2449 b / NGTS-36 b

S. Ulmer-Moll, S. Gill, R. Brahm +64

astro-ph.EP2024

Confronting compositional confusion through the characterisation of the sub-Neptune orbiting HD 77946

L. Palethorpe, A. Anna John, A. Mortier +29

astro-ph.EP2023

No random transits in CHEOPS observations of HD 139139

R. Alonso, S. Hoyer, M. Deleuil +78

astro-ph.EP2020

An unusually low density ultra-short period super-Earth and three mini-Neptunes around the old star TOI-561

G. Lacedelli, L. Malavolta, L. Borsato +38

astro-ph.EP2024

A possible misaligned orbit for the young planet AU Mic c

H. Yu, Z. Garai, M. Cretignier +98

astro-ph.EP2024

CHEOPS observations confirm nodal precession in the WASP-33 system

A. M. S. Smith, Sz. Csizmadia, V. Van Grootel +86

astro-ph.SR2021

Carbon-enhanced stars with short orbital and spin periods

L. J. Whitehouse, J. Farihi, I. D. Howarth +5

astro-ph.EP2022

Analysis of Early Science observations with the CHaracterising ExOPlanets Satellite (CHEOPS) using pycheops

P. F. L. Maxted, D. Ehrenreich, T. G. Wilson +77

astro-ph.EP2022

The phase curve and the geometric albedo of WASP-43b measured with CHEOPS, TESS and HST WFC3/UVIS

G. Scandariato, V. Singh, D. Kitzmann +79

astro-ph.EP2024

Unveiling the internal structure and formation history of the three planets transiting HIP 29442 (TOI-469) with CHEOPS

J. A. Egger, H. P. Osborn, D. Kubyshkina +91

astro-ph.EP2023

A full transit of Lupi d and the search for an exomoon in its Hill sphere with CHEOPS

D. Ehrenreich, L. Delrez, B. Akinsanmi +90

astro-ph.EP2023

Characterising TOI-732 b and c: New insights into the M-dwarf radius and density valley

A. Bonfanti, M. Brady, T. G. Wilson +88

astro-ph.EP2022

The atmosphere and architecture of WASP-189 b probed by its CHEOPS phase curve

A. Deline, M. J. Hooton, M. Lendl +83

astro-ph.EP2026

Discovery and characterisation of two exoplanets orbiting the metal-poor, solar-type star TOI-5788 with TESS, CHEOPS, and HARPS-N

Ben S. Lakeland, A. Mortier, R. D. Haywood +48

astro-ph.EP2023

Investigating the visible phase-curve variability of 55 Cnc e

E. A. Meier Valdés, B. M. Morris, B. -O. Demory +87

astro-ph.EP2022

A CHEOPS-enhanced view of the HD3167 system

V. Bourrier, A. Deline, A. Krenn +92

astro-ph.EP2024

Gl 725A b: a potential super-Earth detected with SOPHIE and SPIRou in an M dwarf binary system at 3.5 pc

P. Cortes-Zuleta, I. Boisse, M. Ould-Elhkim +34

astro-ph.EP2023

A resonant sextuplet of sub-Neptunes transiting the bright star HD 110067

R. Luque, H. P. Osborn, A. Leleu +149

astro-ph.EP2024

The K2-24 planetary system revisited by CHEOPS

V. Nascimbeni, L. Borsato, P. Leonardi +82

astro-ph.IM2024

CHEOPS in-flight performance: A comprehensive look at the first 3.5 years of operations

A. Fortier, A. E. Simon, C. Broeg +128

astro-ph.EP2024

Precise characterisation of HD 15337 with CHEOPS: a laboratory for planet formation and evolution

N. M. Rosário, O. D. S. Demangeon, S. C. C. Barros +90

astro-ph.EP2023

CHEOPS observations of KELT-20 b/MASCARA-2 b: An aligned orbit and signs of variability from a reflective dayside

V. Singh, G. Scandariato, A. M. S. Smith +87

astro-ph.EP2021

Six transiting planets and a chain of Laplace resonances in TOI-178

A. Leleu, Y. Alibert, N. C. Hara +152

astro-ph.EP2024

A joint effort to discover and characterize two resonant mini Neptunes around TOI-1803 with TESS, HARPS-N and CHEOPS

T. Zingales, L. Malavolta, L. Borsato +130

astro-ph.SR2021

The EBLM project -- VIII. First results for M-dwarf mass, radius and effective temperature measurements using CHEOPS light curves

M. I. Swayne, P. F. L. Maxted, A. H. M. J. Triaud +93

astro-ph.EP2023

CHEOPS and TESS view of the ultra-short period super-Earth TOI-561 b

J. A. Patel, J. A. Egger, T. G. Wilson +75

astro-ph.SR2024

Missing Metals in DQ Stars; a Compelling Clue to their Origin

J. Farihi, P. Dufour, T. G. Wilson

astro-ph.EP2022

Relentless and Complex Transits from a Planetesimal Debris Disk

J. Farihi, J. J. Hermes, T. R. Marsh +11

astro-ph.EP2020

K2-111: an old system with two planets in near-resonance

A. Mortier, M. R. Zapatero Osorio, L. Malavolta +64

astro-ph.EP2023

A hot mini-Neptune and a temperate, highly eccentric sub-Saturn around the bright K-dwarf TOI-2134

F. Rescigno, G. Hébrard, A. Vanderburg +64

astro-ph.EP2025

Dark skies of the slightly eccentric WASP-18 b from its optical-to-infrared dayside emission

A. Deline, P. E. Cubillos, L. Carone +86

astro-ph.EP2024

HIP 41378 observed by CHEOPS: Where is planet d?

S. Sulis, L. Borsato, S. Grouffal +84

astro-ph.EP2022

The HD 93963 A transiting system: A 1.04d super-Earth and a 3.65 d sub-Neptune discovered by TESS and CHEOPS

L. M. Serrano, D. Gandolfi, S. Hoyer +109

astro-ph.SR2023

The EBLM Project XI. Mass, radius and effective temperature measurements for 23 M-dwarf companions to solar-type stars observed with CHEOPS

M. I. Swayne, P. F. L. Maxted, A. H. M. J. Triaud +104

astro-ph.EP2025

Improved characterization of the TOI-2141 system: a dense sub-Neptune with non-transiting inner and outer companions

R. Luque, K. W. F. Lam, J. Cabrera +87

astro-ph.EP2023

A new dynamical modeling of the WASP-47 system with CHEOPS observations

V. Nascimbeni, L. Borsato, T. Zingales +80

astro-ph.EP2022

Transit timing variations of AU Microscopii b and c

Gy. M. Szabó, Z. Garai, A. Brandeker +76

astro-ph.EP2024

Photo-dynamical characterisation of the TOI-178 resonant chain

A. Leleu, J. -B. Delisle, L. Delrez +104

astro-ph.EP2021

CHEOPS observations of the HD 108236 planetary system: A fifth planet, improved ephemerides, and planetary radii

A. Bonfanti, L. Delrez, M. J. Hooton +106

astro-ph.SR2018

Dwarf carbon stars are likely metal-poor binaries and unlikely hosts to carbon planets

Lewis J. Whitehouse, J. Farihi, P. J. Green +2

astro-ph.EP2021

CHEOPS Precision Phase Curve of the Super-Earth 55 Cnc e

B. M. Morris, L. Delrez, A. Brandeker +79

astro-ph.EP2018

Dust Production and Depletion in Evolved Planetary Systems

J. Farihi, R. van Lieshout, P. W. Cauley +15

astro-ph.EP2025

Giant Outer Transiting Exoplanet Mass (GOTEM) Survey.VII. TOI-6041: a multi-planet system including a warm Neptune exhibiting strong TTVs

N. Heidari, A. Alnajjarine, H. P. Osborn +101

astro-ph.EP2023

TOI-1055 b: Neptunian planet characterised with HARPS, TESS, and CHEOPS

A. Bonfanti, D. Gandolfi, J. A. Egger +89

astro-ph.SR2024

Detailed cool star flare morphology with CHEOPS and TESS

G. Bruno, I. Pagano, G. Scandariato +79

astro-ph.EP2023

Refining the properties of the TOI-178 system with CHEOPS and TESS

L. Delrez, A. Leleu, A. Brandeker +84

astro-ph.SR2025

Follow-up on three poorly studied AM CVn stars

Amornrat Aungwerojwit, Boris T. Gaensicke, E. Breedt +12

astro-ph.EP2022

The stable climate of KELT-9b

K. D. Jones, B. M. Morris, B. -O. Demory +76

astro-ph.EP2022

Spi-OPS: Spitzer and CHEOPS confirm the near-polar orbit of MASCARA-1 b and reveal a hint of dayside reflection

M. J. Hooton, S. Hoyer, D. Kitzmann +82

astro-ph.EP2024

Characterisation of the Warm-Jupiter TOI-1130 system with CHEOPS and photo-dynamical approach

L. Borsato, D. Degen, A. Leleu +93

astro-ph.EP2023

Constraining the reflective properties of WASP-178b using Cheops photometry

I. Pagano, G. Scandariato, V. Singh +79

astro-ph.EP2022

A stellar occultation by the transneptunian object (50000) Quaoar observed by CHEOPS

B. E. Morgado, G. Bruno, A. R. Gomes-Júnior +82

astro-ph.EP2023

Glancing through the debris disk: Photometric analysis of DE Boo with CHEOPS

Á. Boldog, Gy. M. Szabó, L. Kriskovics +76

astro-ph.EP2024

Architecture of TOI-561 planetary system

G. Piotto, T. Zingales, L. Borsato +89

astro-ph.EP2023

TOI-5678 b: A 48-day transiting Neptune-mass planet characterized with CHEOPS and HARPS

S. Ulmer-Moll, H. P. Osborn, A. Tuson +92

astro-ph.EP2026

Refined parameters, formation, and dynamical stability of the wild exoplanet system K2-312=HD 80653

L. Naponiello, E. Poretti, K. Rice +24

astro-ph.EP2024

The tidal deformation and atmosphere of WASP-12b from its phase curve

B. Akinsanmi, S. C. C. Barros, M. Lendl +85

astro-ph.IM2020

IGAPS: the merged IPHAS and UVEX optical surveys of theNorthern Galactic Plane

M. Monguió, R. Greimel, J. E. Drew +47

astro-ph.EP2025

The CHEOPS view of HD 95338b: refined transit parameters, and a search for exomoons

Sz. Kálmán, A. E. Simon, A. Deline +90

astro-ph.EP2023

The geometric albedo of the hot Jupiter HD 189733b measured with CHEOPS

A. F. Krenn, M. Lendl, J. A. Patel +84

astro-ph.EP2024

A close outer companion to the ultra-hot Jupiter TOI-2109 b?

J. -V. Harre, A. M. S. Smith, S. C. C. Barros +86

astro-ph.EP2023

A review of planetary systems around HD 99492, HD 147379 and HD 190007 with HARPS-N

M. Stalport, M. Cretignier, S. Udry +26

astro-ph.EP2021

The changing face of AU Mic b: stellar spots, spin-orbit commensurability, and Transit Timing Variations as seen by CHEOPS and TESS

Gy. M. Szabó, D. Gandolfi, A. Brandeker +78

astro-ph.EP2026

CHEOPS photometry from 2024 reveals a reversal in the transit-timing variations of AU Mic c

Z. Garai, Gy. M. Szabó, D. Gandolfi +90

astro-ph.EP2020

WASP-186 and WASP-187: two hot Jupiters discovered by SuperWASP and SOPHIE with additional observations by TESS

N. Schanche, G. Hébrard, A. Collier Cameron +15

astro-ph.EP2024

The inflated, eccentric warm Jupiter TOI-4914 b orbiting a metal-poor star, and the hot Jupiters TOI-2714 b and TOI-2981 b

G. Mantovan, T. G. Wilson, L. Borsato +32

astro-ph.EP2024

Characterisation of the TOI-421 planetary system using CHEOPS, TESS, and archival radial velocity data

A. F. Krenn, D. Kubyshkina, L. Fossati +88

astro-ph.EP2023

Hint of an exocomet transit in the CHEOPS lightcurve of HD 172555

F. Kiefer, V. Van Grootel, A. Lecavelier des Etangs +72

astro-ph.EP2022

Examining the orbital decay targets KELT-9 b, KELT-16 b and WASP-4 b, and the transit-timing variations of HD 97658 b

J. -V. Harre, A. M. S. Smith, S. C. C. Barros +87

astro-ph.EP2023

The SOPHIE search for northern extrasolar planets-XIX. A system including a cold sub-Neptune potentially transiting a V = 6.5 star HD88986

N. Heidari, I. Boisse, N. C. Hara +51