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Multiple Period Search for K, M and C Type Semiregular Variables in TÜBITAK National Observatory

Yeşilyaprak, Cahit; Sahin, Timur; Iskender, Ahmet

In this study, periods obtained from long-term multi-bands (Johnson V and R filters) photometric observations of some K, M and C spectral type semiregular (SR) variables obtained with the T40 telescope (40 cm) and SSP5A photometer at TÜBITAK National Observatory (TNO) between 1998 and 2005 were examined. We have found that some of these SR variabl…