Keywords
Main Sequence Stars
Metallicity
Peculiar Stars
Stellar Spectrophotometry
Abundance
Stellar Composition
Astronomy
Lambda Bootis Stars: Photometry
Lambda Bootis Stars: Metal Content
Metallicity
Peculiar Stars
Stellar Spectrophotometry
Abundance
Stellar Composition
Astronomy
Lambda Bootis Stars: Photometry
Lambda Bootis Stars: Metal Content
Abstract
The authors describe the λ Bootis stars which belong to the group of upper main sequence peculiar stars. Their underabundance in metals is confirmed by photometric observations in the Δa system which measures the spectral region around λ5200 with enhanced line density.Similar Articles
- Ardeberg A., Lindgren H., Properties of G-type stars from uvby photometry. , Revista Mexicana de Astronomía y Astrofísica: Vol. 6 No. 1 (1981)
- Chavarria-K. C., de Lara E., 13-color photometry of pre-main sequence stars : preliminary report and results. , Revista Mexicana de Astronomía y Astrofísica: Vol. 6 No. 1 (1981)
- Schuster W. J., Thirteen-color photometry of subdwarf stars. I. Observations, sensitivity of the indices, and evolutionary effects. , Revista Mexicana de Astronomía y Astrofísica: Vol. 4 No. 1 (1978)
- Schuster W. J., Thirteen-color photometry of subdwarf stars. II. Calibration of the 37-45 excess using spectroscopic (Fe/H) stars abundances. , Revista Mexicana de Astronomía y Astrofísica: Vol. 4 No. 1 (1978)
- Levato H., Malaroda S., Morrell N., Spectral types in the ZET Scl open cluster. , Revista Mexicana de Astronomía y Astrofísica: Vol. 4 No. 1 (1978)
- Wing R. F., Rinsland C. P., Narrow-band photometry in the 1-4 mu-M region : calibration and applications. , Revista Mexicana de Astronomía y Astrofísica: Vol. 6 No. 1 (1981)
- Hobson M. J., Jofré E., García L., Petrucci R., Gómez M., Testing the Planet-Metallicity Correlation in M-dwarfs with Gemini GNIRS Spectra , Revista Mexicana de Astronomía y Astrofísica: Vol. 54 No. 1 (2018)
- de Freitas Pacheco J. A., Veliz J. G., Physical characteristics of two low-excitation planetary nebulae: He2-277 and He 1312. , Revista Mexicana de Astronomía y Astrofísica: Vol. 15 No. 1 (1987)
- Borissova J., Georgiev L., Kurtev R., Rosado M., Ivanov V. D., Richer M., Valdez-Gutiérrez M., The Red Stellar Contents of Three Selected Fields of the Local Group Dwarf Irregular Galaxy IC 1613 , Revista Mexicana de Astronomía y Astrofísica: Vol. 36 No. 1 (2000)
- Alvarez M., Schuster W. J., Thriteen-color photometry of Be stars. , Revista Mexicana de Astronomía y Astrofísica: Vol. 6 No. 1 (1981)
You may also start an advanced similarity search for this article.