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Theoretical continuum energy distributions for Wolf-Rayet stars
- Source :
- Publications of the Astronomical Society of the Pacific. 104:1164
- Publication Year :
- 1992
- Publisher :
- IOP Publishing, 1992.
-
Abstract
- We discuss the problem of assigning an effective temperature to models of stellar evolution in the Wolf-Rayet stage. We conclude that it is best to use models with different velocity laws depending on the stellar temperature. We follow the most simple approach and propose to use a standard law with Beta = 1 for the cooler and Beta = 2 for the hotter Wolf-Rayet stars. We present energy distributions from non-LTE model calculations with a Beta = 2 velocity law. The new calculations together with published results based on Beta = 1 allow one to synthesize realistic spectra of starburst regions. The flux tables are available in digital form from the authors.
- Subjects :
- Physics
Atmospheric models
Stellar atmosphere
Astronomy and Astrophysics
Astrophysics::Cosmology and Extragalactic Astrophysics
Astrophysics
Atmospheric model
Effective temperature
Spectral line
Stars
Wolf–Rayet star
Space and Planetary Science
Astrophysics::Solar and Stellar Astrophysics
Stellar evolution
Astrophysics::Galaxy Astrophysics
Subjects
Details
- ISSN :
- 15383873 and 00046280
- Volume :
- 104
- Database :
- OpenAIRE
- Journal :
- Publications of the Astronomical Society of the Pacific
- Accession number :
- edsair.doi...........c82bcd0668347bd87808b24550491475
- Full Text :
- https://doi.org/10.1086/133104