This catalog presents metal abundance, distance and radial velocity data on a sample of 302 ab-type RR Lyrae variables within about 2.5 kpc of the Sun. The metal abundance...

B2FIND00

Metallicities of RR Lyrae stars in Omega Cen

We present new spectroscopic metal abundances for 74 RR Lyrae (RRL) stars in {omega} Cen obtained with FLAMES. The well-known metallicity spread is visible among the RRL...

B2FIND00

Metallic line doubling phenomenon in RR Lyrae

For the first time, the observation of the line doubling phenomenon over two metallic absorption lines of a RR Lyrae star (RR Lyr) is reported. A resolving power of 42,000 and a...

B2FIND20

RR Lyrae Metallicities