The surface abundance of lithium on the Sun is 140 times less than protosolar, yet the temperature at the base of the surface convective zone is not hot enough...
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CharlaLight elements in stars with exoplanets
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CharlaLiving with a red dwarf: X-ray and UV emissions of red dwarf stars and effects on hosted planets and their suitability for life
Red Dwarf (dM) stars are the most numerous stars in our Galaxy. These faint, cool, long-lived, and low mass stars make up > 80% of all stars in the Universe...
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NoticiaLos exoplanetas rocosos y sus estrellas anfitrionas podrían tener una composición similar
Las estrellas recién formadas están rodeadas por un disco protoplanetario. Una fracción del material del disco se condensa en bloques formadores de planetas y...
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CharlaMass-Metallicity Trends in Transiting Exoplanets
Atmospheric compositions can provide powerful diagnostics of formation and migration histories of planetary systems. In this talk, I will present the results of...
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CharlaMaster Robotic Net
The main goal of the MASTER-Net project is to produce a unique fast sky survey with all sky observed over a single night down to a limiting magnitude of 21...
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PublicaciónMOA-2007-BLG-400 A Super-Jupiter-mass Planet Orbiting a Galactic Bulge K-dwarf Revealed by Keck Adaptive Optics Imaging
We present Keck/NIRC2 adaptive optics imaging of planetary microlensing event MOA-2007-BLG-400 that resolves the lens star system from the source. We find that...
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PublicaciónMOA-2019-BLG-008Lb: A New Microlensing Detection of an Object at the Planet/Brown Dwarf Boundary
We report on the observations, analysis and interpretation of the microlensing event MOA-2019-BLG-008. The observed anomaly in the photometric light curve is...
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PublicaciónMOA-2020-BLG-135Lb: A New Neptune-class Planet for the Extended MOA-II Exoplanet Microlens Statistical Analysis
We report the light-curve analysis for the event MOA-2020-BLG-135, which leads to the discovery of a new Neptune-class planet, MOA-2020-BLG-135Lb. With a...
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PublicaciónMOA-bin-29b: A Microlensing Gas-giant Planet Orbiting a Low-mass Host Star
We report the discovery of a gas-giant planet orbiting a low-mass host star in the microlensing event MOA-bin-29 that occurred in 2006. We find five degenerate...