'Model atmospheres' presentation slideshows

Absolute UV fluxes from the Sun and late-type stars

Absolute UV fluxes from the Sun and late-type stars. C. Allende Prieto McDonald Observatory Univ. of Texas. Not without help. Analisis: D. L. Lambert, I. Ramirez (Texas) Model atmospheres, radiative transfer: I. Hubeny (Arizona), L. Koesterke (Texas) 3D models: M. Asplund (Australia)

441 views • 37 slides

Bolometric Corrections and Colors

Bolometric Corrections and Colors. depends on .... stellar radius. system throughput. We do not observe Bolometric, we observe through filters:. depends on Teff, gravity and Z. Average of Observed Stellar Spectra: Dwarfs. TSp T(K) F c.g.s. B. V. I. U. Dwarfs SED & Filters.

592 views • 35 slides

Modelling the Solar UV variability

397 views • 29 slides

Model atmospheres for Red Giant Stars

440 views • 25 slides

Mode identification using Corot exo-planetary colours

240 views • 14 slides

Claudia Maraston Institute of Cosmology and Gravitation University of Portsmouth, UK

Key Issues in Physical Interpretation of Galaxy spectra Discussion. Claudia Maraston Institute of Cosmology and Gravitation University of Portsmouth, UK. Carmen 2007. Issues. Models must include all major evolutionary phases Element abundance ratios

205 views • 5 slides

Abundance pipeline I

Abundance pipeline I. Line crowding/blending and telluric absorption/emission makes using equivalent widths unsuitable in the H band Spectral synthesis: the spectra will be directly fitted with model calculations

122 views • 5 slides