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De Lee Feb 2005. 2nd year Presentation (MSU). A Quick Roadmap. Techniques used in astronomyWhat are Globular Clusters (GC) and RR Lyrae Stars (RRL)The Oosterhoff DichotomyProperties of metal rich GCNGC 6304 Results and Conclusions. De Lee Feb 2005. 2nd year Presentation (MSU). Photometry. Most of the information that we can derive about the intrinsic state of a star comes from its spectra.Unfortunately, spectra are time consuming to get.Photometry uses a series of filters to derive major 30037
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