Tracing the long bar with red-clump giants

2007/01/29 by A. Cabrera‐Lavers, A. Cabrera-Lavers, P. L. Hammersley +7
Physics and Astronomy · #Astronomy and Astrophysical Research #Astrophysics and Star Formation Studies #Stellar, planetary, and galactic studies #astro-ph

paper · pdf · doi:10.1051/0004-6361:20066185

published as Astron.Astrophys.465:825-838,2007 · 16 pages, 35 figures, accepted for publication in A&A

openalex publication_date 2007/01/29 · arxiv created 2007/02/05 · arxiv updated 2009/12/01 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/31

Abstract

Context.Over the last decade a series of results have lent support to the hypothesis of the existence of a long thin bar in the Milky Way with a half-length of 4.5 kpc and a position angle of around 45°. This is apparently a very different structure from the triaxial bulge of the Galaxy.

Citations

• Evidence for a deficit of young and old stars in the Milky Way inner in-plane disc
• First GLIMPSE Results on the Stellar Structure of the Galaxy
• A Distinct Structure inside the Galactic Bar
• 3D outer bulge structure from near infrared star counts
• The Two Micron All Sky Survey (2MASS)