activity
20112026
most citedESPRESSO@VLT -- On-sky performance and first results

537 citations · 7.4k across the 197 of their papers we have counts for

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Showing 2017Show all

8 papers · 1 filter

astro-ph.EP2017★ 96 cited

Constraining planet structure and composition from stellar chemistry: trends in different stellar populations

N. C. Santos, V. Adibekyan, C. Dorn +8

The chemical composition of stars that have orbiting planets provides important clues about the frequency, architecture, and composition of exoplanet systems. We explore the possib…

astro-ph.EP2017★ 55 cited

The discovery of WASP-151b, WASP-153b, WASP-156b: Insights on giant planet migration and the upper boundary of the Neptunian desert

Olivier. D. S. Demangeon, F. Faedi, G. Hébrard +31

To investigate the origin of the features discovered in the exoplanet population, the knowledge of exoplanets' mass and radius with a good precision is essential. In this paper, we…

astro-ph.EP2017★ 35 cited

Precise masses for the transiting planetary system HD 106315 with HARPS

S. C. C. Barros, H. Gosselin, J. Lillo-Box +45

The multi-planetary system HD 106315 was recently found in K2 data . The planets have periods of and days, and radii of a…

astro-ph.IM2017★ 35 cited

Disproval of the validated planets K2-78b, K2-82b, and K2-92b

J. Cabrera, S. C. C. Barros, D. Armstrong +13

Transiting super-Earths orbiting bright stars in short orbital periods are interesting targets for the study of planetary atmospheres. While selecting super-Earths suitable for fur…

astro-ph.EP2017★ 37 cited

Understanding stellar activity-induced radial velocity jitter using simultaneous K2 photometry and HARPS RV measurements

M. Oshagh, N. C. Santos, P. Figueira +15

One of the best ways to improve our understanding of the stellar activity-induced signal in radial velocity (RV) measurements is through simultaneous high-precision photometric and…

astro-ph.EP2017★ 98 cited

Observational evidence for two distinct giant planet populations

N. C. Santos, V. Adibekyan, P. Figueira +9

Analysis of the statistical properties of exoplanets, together with those of their host stars, are providing a unique view into the process of planet formation and evolution. In th…

astro-ph.EP2017★ 16 cited

The SOPHIE search for northern extrasolar planets - XII. Three giant planets suitable for astrometric mass determination with Gaia

Javiera Rey, Guillaume Hébrard, François Bouchy +22

We present new radial velocity measurements for three low-metallicity solar-like stars observed with the SOPHIE spectrograph and its predecessor ELODIE, both installed at the 193 c…

astro-ph.EP2017★ 47 cited

Discovery of XO-6b: a hot Jupiter transiting a fast rotating F5 star on an oblique orbit

N. Crouzet, P. R. McCullough, D. Long +20

Only a few hot Jupiters are known to orbit around fast rotating stars. These exoplanets are harder to detect and characterize and may be less common than around slow rotators. Here…