Ground-based CCD astrometry with wide field imagers III. WFI@2.2m proper-motion catalog of the globular cluster ω Centauri

Date

2009

Authors

Bellini, A
Piotto, G
Bedin, L R
Anderson, Jay
Platais, Imants
Momany, Y
Moretti, A
Milone, Antonino
Ortolani, Sergio

Journal Title

Journal ISSN

Volume Title

Publisher

Springer

Abstract

Context. ω Centauri is the most well studied Galactic Globular Cluster because of its numerous puzzling features: significant dispersion in metallicity, multiple populations, triple main-sequence, horizontal branch morphology, He-rich population(s), and

Description

Keywords

Keywords: Astronomical satellites; Astronomy; Charge coupled devices; Digital cameras; Fourier transforms; Galaxies; Helium; Image segmentation; Optical instruments; Optical telescopes; Photometers; Photometry; Probability distributions; Telescopes; Astrometry; Cat Astrometry; Catalogs; Galaxy: globular clusters: general; Galaxy: globular clusters: individual: ? cen; Stars: Hertzsprung-russell (HR) and C-M diagrams; Stars: population II

Citation

Source

Astronomy and Astrophysics

Type

Journal article

Book Title

Entity type

Access Statement

License Rights

Restricted until

2037-12-31