The slope of the RR Lyrae MV–[Fe/H] relation |
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| Authors: | Fernley,Carney,Skillen,Cacciari,& Janes |
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| Affiliation: | IUE Observatory, Apdo 50727, 28080 Madrid, Spain,;Department of Physics and Astronomy, University of North Carolina, Chapel Hill, NC 27599, USA,;STScI, 3700 San Martin Drive, Baltimore, MD 21218, USA,;Department of Astronomy, Boston University, 725 Commonwealth Avenue, Boston, MA 02215, USA |
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| Abstract: | We review the available observational data to show that the slope of the RR Lyrae MV –[Fe/H] relation is 0.18±0.03. The recent claim by Feast that, because of biases, the true slope is much steeper is not justified. |
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| Keywords: | stars: variables: other globular clusters: general. |
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