D. T. Andreasen
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View article: Recommendations for Bioinformatics in Clinical Practice
Recommendations for Bioinformatics in Clinical Practice Open
Next Generation Sequencing (NGS) is increasingly used in clinical diagnostics, largely driven by the success and robustness of Whole Genome Sequencing (WGS). Whereas updated guidelines exist for how to interpret and report on variants that…
View article: ODUSSEAS: Upgraded version with new reference scale and parameter determinations for 82 planet-host M dwarf stars in SWEET-Cat
ODUSSEAS: Upgraded version with new reference scale and parameter determinations for 82 planet-host M dwarf stars in SWEET-Cat Open
Aims. Obtaining accurate derivations of stellar atmospheric parameters is crucial in the fields of stellar and exoplanet characterization. We present the upgraded version of our computational tool ODUSSEAS with a new reference scale applie…
View article: FASMA: a python package for stellar parameters and chemical abundances
FASMA: a python package for stellar parameters and chemical abundances Open
Effective temperature, surface gravity, and metallicity are basic stellar parameters necessary to characterize a star. Once these parameters are obtained, we can in turn, infer their chemical abundances of various elements and in conjuncti…
View article: FASMA 2.0: A Python package for stellar parameters and chemical abundances
FASMA 2.0: A Python package for stellar parameters and chemical abundances Open
Effective temperature (Teff), surface gravity (logg), and metallicity ([M/H]) are basic stellar atmospheric parameters necessary to characterize a star.Once these parameters are obtained, we can in turn, infer their chemical abundances of …
View article: FASMA 2.0: A Python package for stellar parameters and chemical abundances
FASMA 2.0: A Python package for stellar parameters and chemical abundances Open
Stellar spectral analysis package. FASMA delivers the atmospheric stellar parameters (effective temperature, surface gravity, metallicity, microturbulence, macroturbulence, and rotational velocity) based on the spectral synthesis technique…
View article: The metallicity–period–mass diagram of low-mass exoplanets
The metallicity–period–mass diagram of low-mass exoplanets Open
The number of exoplanet detections continues to grow following the development of better instruments and missions. Key steps for the understanding of these worlds comes from their characterization and its statistical studies. We explore th…
View article: On the iron ionization balance of cool stars
On the iron ionization balance of cool stars Open
High-resolution spectroscopic studies of solar-type stars have revealed higher iron abundances derived from singly ionized species compared to neutral, violating the ionization equilibrium under the assumption of local thermodynamic equili…
View article: SWEET-Cat updated. New homogenous spectroscopic parameters
SWEET-Cat updated. New homogenous spectroscopic parameters Open
Context: Exoplanets have now been proven to be very common. The number of its detections continues to grow following the development of better instruments and missions. One key step for the understanding of these worlds is their characteri…
View article: SWEET-Cat updated
SWEET-Cat updated Open
Context. Exoplanets have now been proven to be very common. The number of its detections continues to grow following the development of better instruments and missions. One key step for the understanding of these worlds is their characteri…
View article: Atmospheric stellar parameters for large surveys using FASMA, a new spectral synthesis package
Atmospheric stellar parameters for large surveys using FASMA, a new spectral synthesis package Open
In the era of vast spectroscopic surveys focusing on Galactic stellar populations, astronomers want to exploit the large quantity and good quality of data to derive their atmospheric parameters without losing precision from automatic proce…
View article: SWEET-Cat update and FASMA. A new minimization procedure for stellar parameters using high-quality spectra
SWEET-Cat update and FASMA. A new minimization procedure for stellar parameters using high-quality spectra Open
Context: Thanks to the importance that the star-planet relation has to our understanding of the planet formation process, the precise determination of stellar parameters for the ever increasing number of discovered extrasolar planets is of…
View article: SWEET-Cat update and FASMA
SWEET-Cat update and FASMA Open
Context. Thanks to the importance that the star-planet relation has to our understanding of the planet formation process, the precise determination of stellar parameters for the ever increasing number of discovered extrasolar planets is of…
View article: Near-infrared spectroscopy of the Sun and HD 20010
Near-infrared spectroscopy of the Sun and HD 20010 Open
\n Context. Effective temperature, surface gravity, and metallicity are basic spectroscopic stellar parameters necessary to characterize a star or a planetary system. Reliable atmospheric parameters for FGK stars have been obtained mostly …
View article: NIR spectroscopy of the Sun and HD20010 - Compiling a new linelist in the NIR
NIR spectroscopy of the Sun and HD20010 - Compiling a new linelist in the NIR Open
Context: Effective temperature, surface gravity, and metallicity are basic spectroscopic stellar parameters necessary to characterize a star or a planetary system. Reliable atmospheric parameters for FGK stars have been obtained mostly fro…