2 papers
astro-ph2000
Spectrophotometry and period analysis of the sdB eclipsing binary HW Virginis
L. L. Kiss, B. Csak, K. Szatmary +2
New CCD observations of the pre-cataclysmic binary HW Virginis are presented and discussed. The R-filtered CCD photometry was supplemented with medium-band (Cousins VRI) spectropho…
astro-ph1999
Multiperiodicity in semiregular variables - I. General properties
L. L. Kiss, K. Szatmary, R. R. Cadmus +1
We present a detailed period analysis for 93 red semiregular variables by means of Fourier and wavelet analyses of long-term visual observations carried out by amateur astronomers.…