Metallicity of Gal. RRLyrae from opt & IR LCs. II.
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We present new period-{phi}31-[Fe/H] relations for first-overtone RRL stars (RRc), calibrated over a broad range of metallicities (-2.5<~[Fe/H]<~0.0) using the largest...
我们针对第一泛音RR天琴座(RR Lyrae)变星(RRc型)构建了全新的周期-φ31-[Fe/H]关系,该关系在-2.5 ≲ [Fe/H] ≲ 0.0的宽金属丰度范围内,利用最大规模的数据集完成标定……



