Hiroki Harakawa
- Substellar Companions to Evolved Intermediate-Mass Stars: HD 145457 and HD 180314
2010/05/17 by Bun’ei Sato, Bun'ei Sato, Masashi Omiya +16 · 6 citations
Physics and Astronomy · #Astronomy and Astrophysical Research #Astrophysics and Star Formation Studies #Stellar, planetary, and galactic studies #astro-ph.EP
- The mass of TOI-519 b: A close-in giant planet transiting a metal-rich mid-M dwarf
2023/05/19 by Taiki Kagetani, Norio Narita, Tadahiro Kimura +41 · 6 citations
Physics and Astronomy · #Stellar, planetary, and galactic studies #Astrophysics and Star Formation Studies #Astro and Planetary Science
- Substellar Companions to Seven Evolved Intermediate-Mass Stars
2012/07/13 by Bun'ei Sato, Masashi Omiya, Hiroki Harakawa +8 · 3 citations
Physics and Astronomy · #Astronomy and Astrophysical Research #Astrophysics and Star Formation Studies #Stellar, planetary, and galactic studies #astro-ph.EP #astro-ph.SR
- Revisiting Planetary Systems in Okayama Planet Search Program: A new long-period planet, RV astrometry joint analysis, and multiplicity-metallicity trend around evolved stars
2023/08/10 by Huan-Yu Teng, Teng, Huan-Yu, Bun’ei Sato +33 · 3 citations
Physics and Astronomy · #Astro and Planetary Science #Astronomy and Astrophysical Research #Earth and Planetary Astrophysics (astro-ph.EP) #FOS: Physical sciences #Solar and Stellar Astrophysics (astro-ph.SR) #Stellar, planetary, and galactic studies
- Transit Spectroscopy of K2-33b with Subaru/IRD: Spin-Orbit Alignment and Tentative Atmospheric Helium
2024/04/10 by Teruyuki Hirano, Eric Gaidos, Hirano, Teruyuki +29 · 4 citations
Physics and Astronomy · #Astro and Planetary Science #Astronomy and Astrophysical Research #Earth and Planetary Astrophysics (astro-ph.EP) #FOS: Physical sciences #Solar and Stellar Astrophysics (astro-ph.SR) #Stellar, planetary, and galactic studies
- Planets around the evolved stars 24 Boötis and γ Libra: A 30 d-period planet and a double giant-planet system in possible 7:3 MMR
2018/04/18 by Takuya Takarada, Bun’ei Sato, Masashi Omiya +10 · 2 citations
Physics and Astronomy · #Stellar, planetary, and galactic studies #Astronomy and Astrophysical Research #Astrophysics and Star Formation Studies
- The Discovery and Follow-up of Four Transiting Short-period Sub-Neptunes Orbiting M dwarfs
2024/05/21 by Yasunori Hori, Hori, Y., Akihiko Fukui +200 · 1 citation
Engineering · Physics and Astronomy · #Astro and Planetary Science #Earth and Planetary Astrophysics (astro-ph.EP) #FOS: Physical sciences #Space Exploration and Technology #Stellar, planetary, and galactic studies
- First Detection of Hydroxyl Radical Emission from an Exoplanet Atmosphere: High-dispersion Characterization of WASP-33b Using Subaru/IRD
2021/03/01 by Stevanus K. Nugroho, Hajime Kawahara, Neale P. Gibson +23 · 1 citation
Physics and Astronomy · Earth and Planetary Sciences · #Stellar, planetary, and galactic studies #Atmospheric Ozone and Climate #Astro and Planetary Science
- Regular radial velocity variations in nine G- and K-type giant stars: Eight planets and one planet candidate
2021/11/11 by Huan-Yu Teng, Bun’ei Sato, Takuya Takarada +9 · 1 citation
Physics and Astronomy · Earth and Planetary Sciences · #Stellar, planetary, and galactic studies #Astrophysics and Star Formation Studies #High-pressure geophysics and materials