2009/01/01 by Yujuan Liu, Bun’ei Sato, Gang Zhao +1 · 1 citation
Physics and Astronomy · #Stellar, planetary, and galactic studies #Astrophysics and Star Formation Studies #Astro and Planetary Science
paper · pdf · doi:10.1088/1674-4527/9/1/001
openalex publication_date 2009/01/01 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/30
The discovery of a planetary companion to the intermediate-mass late-type giant star HD173416 from precise Doppler surveys of G and K giants at Xinglong station and Okayama Astrophysical Observatory (OAO) is presented in this letter. The planet has a minimum mass of 2.7 M J , an eccentricity of 0.21, a semimajor axis of 1.16 AU and an orbital period of 324 days.