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astro-ph2008★ 42 cited
Metallicity Analysis of MACHO Galactic Bulge RR0 Lyrae stars from their Lightcurves
Andrea Kunder, Brian Chaboyer
We present metallicities of 2690 RR0 Lyrae stars observed toward the MACHO Survey fields in the Galactic Bulge. These [Fe/H] values are based upon an empirically calibrated relatio…
astro-ph2007★ 38 cited
The Extinction Toward the Galactic Bulge from RR Lyrae Stars
Andrea Kunder, Piotr Popowski, Kem H. Cook +1
We present mean reddenings toward 3525 RR0 Lyrae stars from the Galactic bulge fields of the MACHO Survey. These reddenings are determined using the color at minimum -band light…