CCD Photometry of the RR Lyrae Star SS Leonis

Volume 20 number 1 (1991)

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A. L. Anderson

Department of Physics and Astronomy, Michigan State University, East Lansing, MI 48824

W. J. Bestman

Department of Physics and Astronomy, Michigan State University, East Lansing, MI 48824

S. A. Bieszke

Department of Physics and Astronomy, Michigan State University, East Lansing, MI 48824

J. Blanchard

Department of Physics and Astronomy, Michigan State University, East Lansing, MI 48824

M. R. McPherson

Department of Physics and Astronomy, Michigan State University, East Lansing, MI 48824

T. R. McWilliams

Department of Physics and Astronomy, Michigan State University, East Lansing, MI 48824

S. T. Mikusko

Department of Physics and Astronomy, Michigan State University, East Lansing, MI 48824

E. C. Morse

Department of Physics and Astronomy, Michigan State University, East Lansing, MI 48824

T. N. Philpott

Department of Physics and Astronomy, Michigan State University, East Lansing, MI 48824

P. Sasse

Department of Physics and Astronomy, Michigan State University, East Lansing, MI 48824

D. T. Slee

Department of Physics and Astronomy, Michigan State University, East Lansing, MI 48824

D. A. Ventimiglia

Department of Physics and Astronomy, Michigan State University, East Lansing, MI 48824

H. A. Smith

Department of Physics and Astronomy, Michigan State University, East Lansing, MI 48824

Abstract

A new V light curve of the RR Lyrae star SS Leo shows no irregular fluctuations in brightness such as were reported by Skillen et al. (1987). The long term period changes of SS Leo are discussed: SS Leo has remained constant in period for at least 27 years.