The light curve of the semiregular variable L2 Puppis: II. Evidence for solar-like excitation of the oscillations

T. R. Bedding, L. L. Kiss, H. Kjeldsen +4

We analyse visual observations of the pulsations of the red giant variable L2 Pup. The data cover 77 years between 1927 and 2005, thus providing an extensive empirical base for cha…