AG
A. Ghedina
astro-ph.EPastro-ph.SRastro-ph.IMastro-ph.HEphysics.opticsastro-ph.GAquant-phastro-phcs.LGhep-ex
On Valency
published · living versionsW_kxbebmtq·v1 · currentpublished
An extremely low-density and temperate giant exoplanet
with A. Santerne, L. Malavolta, M. R. Kosiarek, F. Dai +66
1 version
Preprints & journals
92 papers in the corpus · 1998–2026Two sides of the same spin: tracking optical and radio pulsations of SAX J1808.4-3658 from outburst to quiescence2610.18322v1 · C. Ballocco, A. Miraval Zanon, A. Papitto et al.2026 · 0 citationsarXiv
Searching for optical pulsations from spider millisecond pulsars with the fast photometer SiFAP22609.02395v2 · Christian Malacaria, Alessandro Papitto, Filippo Ambrosino et al.2026 · 0 citationsarXiv
Refined parameters, formation, and dynamical stability of the wild exoplanet system K2-312=HD 806532607.19325v1 · L. Naponiello, E. Poretti, K. Rice et al.2026 · 0 citationsarXiv
The GAPS Programme with HARPS-N at TNG LXXVII. Occurrence rates of small close-in planets in the presence of cold Jupiters2607.09320v2 · A. Ruggieri, S. Desidera, M. Pinamonti et al.2026 · 0 citationsarXiv
The GAPS programme at TNG: LXXVI. TOI-1533: a compact system hosting a super-Neptune-mass pair with disparate radii2606.30799v2 · G. Mantovan, V. Nascimbeni, S. Desidera et al.2026 · 0 citationsarXiv
Gas-depleted planet formation occurred in the four-planet system around the red dwarf LHS 1903.41678587 · Wilson, Thomas G, Simpson, Anna M, Collier Cameron, Andrew et al.2026 · 1 citationScience (New York, N.Y.). 2026;392(6795):eadl2348
Identifying Exoplanets with Deep Learning VI. Enhancing neural network mitigation of stellar activity RV signals with additional metrics2602.17760v1 · Naomi McWilliam, Zoe L. de Beurs, Andrew Vanderburg et al.2026 · 2 citationsarXiv
A Decade of Solar High-Fidelity Spectroscopy and Precise Radial Velocities from HARPS-N2510.27635v1 · X. Dumusque, K. Al Moulla, M. Cretignier et al.2025 · 3 citationsarXiv
Discovery of a multi-planetary system orbiting the aged Sun-like star HD 2240182508.13684v1 · M. Damasso, L. Naponiello, A. Anna John et al.2025 · 0 citationsA&A 702, A118 (2025)
Evidence for optical pulsations from a redback millisecond pulsar2508.08760v1 · A. Papitto, F. Ambrosino, M. Burgay et al.2025 · 0 citationsA&A 702, L21 (2025)
A semi-coherent search for optical pulsations from Scorpius X-12508.04873v2 · Riccardo La Placa, Alessandro Papitto, Giulia Illiano et al.2025 · 1 citationarXiv
The GAPS Programme at TNG. LXIX.The Dayside of WASP-76b revealed by GIANO-B, HARPS-N and ESPRESSO: Evidence for Three-Dimensional Atmospheric Effects2507.19299v1 · G. Guilluy, P. Giacobbe, M. Brogi et al.2025 · 4 citationsA&A 701, A261 (2025)
Probing multi-band variability and mode switching in the candidate transitional millisecond pulsar 3FGL J1544.6-11252506.20213v1 · Giulia Illiano, Francesco Coti Zelati, Arianna Miraval Zanon et al.2025 · 2 citationsA&A 700, A130 (2025)
The mass of the exo-Venus Gliese 12 b, as revealed by HARPS-N, ESPRESSO, and CARMENES2506.20564v2 · Daisy A. Turner, Yoshi Nike Emilia Eschen, Felipe Murgas et al.2025 · 5 citationsarXiv
In-depth characterization of the Kepler-10 three-planet system with HARPS-N radial velocities and Kepler transit timing variations2502.07996v2 · A. S. Bonomo, L. Borsato, V. M. Rajpaul et al.2025 · 6 citationsA&A 696, A233 (2025)
The GAPS Programme at TNG. LXV. Precise density measurement of TOI-1430 b, a young planet with an evaporating atmosphere2411.12795v1 · D. Nardiello, J. M. Akana Murphy, R. Spinelli et al.2024 · 5 citationsA&A 693, A32 (2025)
The GAPS programme at TNG -- LXIII. Photo-evaporating puzzle: Exploring the enigmatic nature of TOI-5398 b atmospheric signal2410.15917v1 · M.C. D'Arpa, G. Guilluy, G. Mantovan et al.2024 · 3 citationsA&A 692, A77 (2024)
The GAPS programme at TNG LX Atmospheric characterisation of KELT-9 b via single-line analysis: Detection of six H I Balmer lines, Na I, Ca I, Ca II, Fe I, Fe II, Mg I, Ti II, Sc II, and Cr II2409.01779v1 · M. C. D'Arpa, A. Saba, F. Borsa et al.2024 · 13 citationsA&A 690, A237 (2024)
X-ray spectral properties of the accreting millisecond pulsar IGR J17498-2921 during its 2023 outburst2408.06895v1 · Giulia Illiano, Alessandro Papitto, Alessio Marino et al.2024 · 4 citationsA&A 691, A189 (2024)
The Mean Longitudinal Magnetic Field and its Uses in Radial-Velocity Surveys2406.20023v1 · F. Rescigno, A. Mortier, X. Dumusque et al.2024 · 5 citationsarXiv
The GAPS Programme at TNG. XXX: Characterization of the low-density gas giant HAT-P-67 b with GIARPS2404.03317v1 · D. Sicilia, G. Scandariato, G. Guilluy et al.2024 · 9 citationsA&A 687, A143 (2024)
Confronting compositional confusion through the characterisation of the sub-Neptune orbiting HD 779462403.04464v2 · L. Palethorpe, A. Anna John, A. Mortier et al.2024 · 2 citationsMNRAS, 529, 3323-3341 (2024)
The GAPS Programme at TNG LV. Multiple molecular species in the atmosphere of HAT-P-11 b and review of the HAT-P-11 planetary system2403.01527v3 · M. Basilicata, P. Giacobbe, A. S. Bonomo et al.2024 · 35 citationsA&A 686, A127 (2024)
The GAPS Programme at TNG: LIV. A HeI survey of close-in giant planets hosted by M-K dwarf stars with GIANO-B2403.00608v3 · G. Guilluy, M. C. D'Arpa, A. S. Bonomo et al.2024 · 0 citationsarXiv
The magnetically quiet solar surface dominates HARPS-N solar RVs during low activity2311.16076v1 · Ben S. Lakeland, Tim Naylor, Raphaelle Haywood et al.2023 · 23 citationsarXiv
The GAPS Programme at TNG L -- TOI-4515 b: An eccentric warm Jupiter orbiting a 1.2 Gyr-old G-star2311.11903v1 · I. Carleo, L. Malavolta, S. Desidera et al.2023 · 0 citationsarXiv
Author Correction: A super-massive Neptune-sized planet.37863962 · Naponiello, Luca, Mancini, Luigi, Sozzetti, Alessandro et al.2023 · 1 citationNature. 2023;623(7986):E6
The GAPS programme at TNG XLIX. TOI-5398, the youngest compact multi-planet system composed of an inner sub-Neptune and an outer warm Saturn2310.16888v1 · G. Mantovan, L. Malavolta, S. Desidera et al.2023 · 2 citationsarXiv
Masses, Revised Radii, and a Third Planet Candidate in the "Inverted" Planetary System Around TOI-12662310.13496v2 · Ryan Cloutier, Michael Greklek-McKeon, Serena Wurmser et al.2023 · 10 citationsarXiv
A hot mini-Neptune and a temperate, highly eccentric sub-Saturn around the bright K-dwarf TOI-21342310.13623v1 · F. Rescigno, G. H'ebrard, A. Vanderburg et al.2023 · 8 citationsarXiv
TESS Spots a Super-Puff: The Remarkably Low Density of TOI-1420b2309.09945v1 · Stephanie Yoshida, Shreyas Vissapragada, David W. Latham et al.2023 · 13 citationsarXiv
The Extreme Stellar-Signals Project III. Combining Solar Data from HARPS, HARPS-N, EXPRES, and NEID2309.03762v1 · Lily L. Zhao, Xavier Dumusque, Eric B. Ford et al.2023 · 22 citationsarXiv
A super-massive Neptune-sized planet.37648866 · Naponiello, Luca, Mancini, Luigi, Sozzetti, Alessandro et al.2023 · 36 citationsNature. 2023;622(7982):255-260
TOI-4010: A System of Three Large Short-Period Planets With a Massive Long-Period Companion2306.05308v3 · Michelle Kunimoto, Andrew Vanderburg, Chelsea X. Huang et al.2023 · 18 citationsAJ, 166, 7 (2023)
The GAPS programme at TNG. XLVI. Deep search for low-mass planets in late-dwarf systems hosting cold Jupiters2306.04419v1 · M. Pinamonti, D. Barbato, A. Sozzetti et al.2023 · 8 citationsA&A 677, A122 (2023)
Simultaneous and panchromatic observations of the Fast Radio Burst FRB 20180916B2305.18628v1 · M. Trudu, M. Pilia, L. Nicastro et al.2023 · 15 citationsA&A 676, A17 (2023)
Cold Jupiters and improved masses in 38 Kepler and K2 small planet systems from 3661 HARPS-N radial velocities. No excess of cold Jupiters in small planet systems2304.05773v2 · A. S. Bonomo, X. Dumusque, A. Massa et al.2023 · 121 citationsA&A 677, A33 (2023)
Hyades Member K2-136c: The Smallest Planet in an Open Cluster with a Precisely Measured Mass2304.02779v1 · Andrew W. Mayo, Courtney D. Dressing, Andrew Vanderburg et al.2023 · 13 citationsarXiv
Investigating the origin of optical and X-ray pulsations of the transitional millisecond pulsar PSR J1023+00382211.12975v1 · G. Illiano, A. Papitto, F. Ambrosino et al.2022 · 20 citationsA&A 669, A26 (2023)
Kepler-102: Masses and Compositions for a Super-Earth and Sub-Neptune Orbiting an Active Star2211.05196v1 · Casey Brinkman, James Cadman, Lauren Weiss et al.2022 · 4 citationsarXiv
Independent validation of the temperate Super-Earth HD79211 b using HARPS-N2210.12211v1 · Victoria DiTomasso, Chantanelle Nava, Mercedes L'opez-Morales et al.2022 · 6 citationsarXiv
The ASTRI Mini-Array of Cherenkov Telescopes at the Observatorio del Teide2208.04571v1 · Scuderi S., Giuliani A., Pareschi G. et al.2022 · 58 citationsJournal of High Energy Astrophysics, Volume 35, p. 52-68 (2022)
Extragalactic Observatory Science with the ASTRI Mini-Array at the Observatorio del Teide2208.03176v1 · F. G. Saturni, C. H. E. Arcaro, B. Balmaverde et al.2022 · 14 citationsJournal of High Energy Astrophysics 35 (2022), 91-111
ASTRI Mini-Array Core Science at the Observatorio del Teide2208.03177v1 · S. Vercellone, C. Bigongiari, A. Burtovoi et al.2022 · 53 citationsJournal of High Energy Astrophysics, Volume 35, August 2022, Pages 1-42
Galactic Observatory Science with the ASTRI Mini-Array at the Observatorio del Teide2208.03181v1 · A. D'Ai, E. Amato, A. Burtovoi et al.2022 · 12 citationsJHEAP, Volume 35, August 2022, Pages 139-175
Investigating the architecture and internal structure of the TOI-561 system planets with CHEOPS, HARPS-N and TESS2201.07727v1 · G. Lacedelli, T. G. Wilson, L. Malavolta et al.2022 · 44 citationsarXiv
Twenty-year monitoring of the surface magnetic fields of chemically peculiar stars2108.12527v3 · M. Giarrusso, M. Cecconi, R. Cosentino et al.2021 · 22 citationsarXiv
A HARPS-N mass for the elusive Kepler-37d: a case study in disentangling stellar activity and planetary signals2107.13900v2 · V. M. Rajpaul, L. A. Buchhave, G. Lacedelli et al.2021 · 27 citationsarXiv
Wolf 503 b: Characterization of a Sub-Neptune Orbiting a Metal-Poor K Dwarf2107.08092v1 · Alex S. Polanski, Ian J. M. Crossfield, Jennifer A. Burt et al.2021 · 13 citationsarXiv
Estimating Magnetic Filling Factors From Simultaneous Spectroscopy and Photometry: Disentangling Spots, Plage, and Network2105.09113v2 · T. W. Milbourne (1, D. F. Phillips, N. Langellier (1 et al.2021 · 15 citationsThe Astrophysical Journal, Volume 920, Number 1, 2021
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