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机译:CCD photometry of the globular cluster omega Centauri. I. Metallicity of RR Lyrae stars from Caby photometry
Yonsei Univ, Ctr Space Astrophys, Shinchon 1345, Seoul 120749, South Korea.;
Globular clusters : individual to (omega centauri); Rr lyrae variable; Stars : abundances; Stars : horizontal-branch; Horizontal-branch stars; Gravitational lensing experiment; Oosterhoff period groups; K-filter photometry; Variable-stars; Uvby system; Absolute magnitude; Stellar photometry; Baade window; Red giants;