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arxiv: astro-ph/9911070 · v1 · submitted 1999-11-05 · 🌌 astro-ph

Studies of Mira and semiregular variables using visual databases

classification 🌌 astro-ph
keywords changesamplitudeperiodmirasemiregularvariablesbecausebehaviours
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We use wavelets to investigate period and amplitude changes in Mira and semiregular variables and found a variety of behaviours. Period and amplitude changes often go together, perhaps because changes in amplitude are causing period changes via non-linear effects.

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