output
20182026
most citedDark Energy Survey Year 3 Results: Cosmological Constraints from Galaxy Clustering and Weak Lensing

1.2k citations

Showing 2020 · astro-ph.EPShow all

10 papers · 2 filters

astro-ph.EP2020★ 108 cited

ESPRESSO high resolution transmission spectroscopy of WASP-76b

H. M. Tabernero, M. R. Zapatero Osorio, R. Allart +87

Aims. We report on ESPRESSO high-resolution transmission spectroscopic observations of two primary transits of the highly-irradiated, ultra-hot Jupiter-size planet WASP-76b. We inv…

astro-ph.EP2020★ 27 cited

Broadband transmission spectroscopy of HD209458b with ESPRESSO: Evidence for Na, TiO, or both

N. C. Santos, E. Cristo, O. Demangeon +42

The detection and characterization of exoplanet atmospheres is currently one of the main drivers pushing the development of new observing facilities. In this context, high-resoluti…

astro-ph.EP2020★ 143 cited

Atmospheric Rossiter-McLaughlin effect and transmission spectroscopy of WASP-121b with ESPRESSO

F. Borsa, R. Allart, N. Casasayas-Barris +41

WASP-121b is one of the most studied Ultra-hot Jupiters: many recent analyses of its atmosphere report interesting features at different wavelength ranges. In this paper we analyze…

astro-ph.EP2020★ 63 cited

WASP-127b: A misaligned planet with a partly cloudy atmosphere and tenuous sodium signature seen by ESPRESSO

R. Allart, L. Pino, C. Lovis +45

The study of exoplanet atmospheres is essential to understand the formation, evolution and composition of exoplanets. The transmission spectroscopy technique is playing a significa…

astro-ph.EP2020★ 46 cited

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

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

This paper reports on the detailed characterisation of the K2-111 planetary system with K2, WASP, and ASAS-SN photometry as well as high-resolution spectroscopic data from HARPS-N…

astro-ph.EP2020★ 7 cited

Machine Learning for Searching the Dark Energy Survey for Trans-Neptunian Objects

B. Henghes, O. Lahav, D. W. Gerdes +56

In this paper we investigate how implementing machine learning could improve the efficiency of the search for Trans-Neptunian Objects (TNOs) within Dark Energy Survey (DES) data wh…

astro-ph.EP2020★ 62 cited

A precise architecture characterization of the Men planetary system

M. Damasso, A. Sozzetti, C. Lovis +97

The bright star Men was chosen as the first target for a radial velocity follow-up to test the performance of ESPRESSO, the new high-resolution spectrograph at the ESO's Very-L…

astro-ph.EP2020★ 36 cited

Characterization of the K2-38 planetary system. Unraveling one of the densest planets known to date

B. Toledo-Padrón, C. Lovis, A. Suárez Mascareño +90

We characterized the transiting planetary system orbiting the G2V star K2-38 using the new-generation echelle spectrograph ESPRESSO. We carried out a photometric analysis of the av…

astro-ph.EP2020★ 118 cited

Revisiting Proxima with ESPRESSO

A. Suárez Mascareño, J. P. Faria, P. Figueira +88

We aim to confirm the presence of Proxima b using independent measurements obtained with the new ESPRESSO spectrograph, and refine the planetary parameters taking advantage of its…

astro-ph.EP2020★ 316 cited

Nightside condensation of iron in an ultra-hot giant exoplanet

David Ehrenreich, Christophe Lovis, Romain Allart +94

Ultra-hot giant exoplanets receive thousands of times Earth's insolation. Their high-temperature atmospheres (>2,000 K) are ideal laboratories for studying extreme planetary climat…