SPECTRAL LINE PROFILES VARIATIONS IN THE roAp STAR ALPHA CIRCINI

Автор(и)

  • D. V. Alentiev Department of Physics, Tavrian National University, Vernadskiy's Avenue 4, 95007 Simferopol, Ukraine, Ukraine

DOI:

https://doi.org/10.18524/1810-4215.2012.25.83154

Ключові слова:

line, profiles - stars, chemically peculiar - stars, oscillations - stars, individual, &alpha, Circini.

Анотація

We analyse behavior of the line profile variations of the brightest known roAp star αCircini based on the high-resolution spectra obtained with the HARPS spectrometer. The rapid variations of Nd and Pr line profiles are similar to other roAp stars.

Посилання

Babel J.; Lanz T.: 1992, A&A, 263,232

Bigot L., Dziembowski W. A.: 2002, A&A, 391, 235

Bruntt H., North J. R., Cunha M., et al.: 2008, MNRAS, 358, 2039

Bruntt H., Kurtz D. W., Cunha M., et al.: 2009, MNRAS, 396, 1189

Kochukhov O., Ryabchikova T.: 2001, A&A, 377, L22

Kochukhov O., Piskunov N.: 2002, A&A, 388, 868

Kochukhov O.: 2004, A&A, 499, 851

Kochukhov O.; Shulyak D., Ryabchikova T.: 2009, A&A, 499, 851

Kuschnig R., Ryabchikova T., Piskunov N.: 1999, A&A, 348, 924

Kupka F., Ryabchikova T., Weiss W., et al.: 1996, A&A, 308, 886

Kurtz D. W.: 1982, MNRAS, 200, 807

Kurtz D. W., Sullivan D. J., Martinez P., et al.: 1994, MNRAS, 270, 674

Michaud G.: 1970, ApJ, 160, 641

Ryabchikova T., Sachkov M., Kochukhov O., et al.: 2007, A&A, 473, 907

Saio H.: 2005, MNRAS, 360, 1022

Shibahashi H., Takata M.: 1993, PASJ, 45, 617

Takata M., Shibahashi H.: 1995, PASJ, 47, 219

##submission.downloads##

Опубліковано

2012-11-15

Номер

Розділ

Статті