[KSCI] Korea Science Citation Index Service

http://dx.doi.org/10.5303/PKAS.2015.30.2.229

PERIODIC VARIABILITY OF RY Tau

ISMAILOV, NARIMAN Z. (Shamakhy Astrophysical Observatory of Azerbaijan National Academy of Sciences)
ADIGEZALZADE, H.N. (Shamakhy Astrophysical Observatory of Azerbaijan National Academy of Sciences)
BAHADDINOVA, G.R. (Shamakhy Astrophysical Observatory of Azerbaijan National Academy of Sciences)

Publication Information

Publications of The Korean Astronomical Society / v.30, no.2, 2015 , pp. 229-230 More about this Journal

Abstract

The results of spectral studies of the CTTS type young star RY Tau with spectrograms of the ultraviolet and the visual ranges are presented. We show the first detection of periodic variability of the emission line intensities in UV and visual ranges with a period of 23 days.

Keywords

Pre-Main Sequence stars; circumstellar matter; variability; RY Tau;

Citations & Related Records

Reference

1	Chugainov, P. F., Zajtseva, G. V., & Lovkaya, M. N., 1991, Rotational Modulation of the Brightness and Differential Rotation of RY Tau - The 1981-1986 epochs, IzKry, 83, 139
2	Ismailov, N. Z. & Adygezalzade, A. N., 2012, Light Curve Analysis of RY Tau, Astron Reports, 56, 131I DOI
3	Ismailov, N. Z., Shustarev, P. N., Adigezalzade, A. N., & Bahaddinova, G. R., 2011, Variability of the Spectrum and Brightness of RY Tau, Astron Letters, 37, 783 DOI
4	Johns, C. M. & Basri, G., 1995, Hamilton Echelle Spectra of Young Stars. II. Time Series Analysis of H(alpha) Variations, AJ, 109, 2800 DOI
5	Joy, H., 1945, T Tauri Variable Stars, ApJ, 102, 168 DOI
6	Petrov, P. P., Zajtseva, G. V., & Emov, Y. S., et al., 1999, Brightening of the T Tauri star RY Tauri in 1996. Photometry, polarimetry and high-resolution spectroscopy, A&A, 341, 553
7	Zajtseva, G. V., 2010, Analysis of a 30-year Series of Photoelectric Observations of RY Tauri. I. Search for Possible Periodicities, ApJ, 53, 212
8	Zajtseva, G. V., Kolotilov, E. A., & Petrov, P. P., et al., 1985, The 1953-1984 Bright State of Ry-Tauri - Spectroscopy and Photometry, Sov. Astron. Lett., 11, 109
9	Zajtseva, G. V. & Kurochkin, T. E., 1980, Long Period Variations of RY Tauri, Astron.Tsirk. 1126, 3