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Joseph M. Akana Murphy

Researcher at University of California, Santa Cruz

Publications -  38
Citations -  316

Joseph M. Akana Murphy is an academic researcher from University of California, Santa Cruz. The author has contributed to research in topics: Planet & Exoplanet. The author has an hindex of 7, co-authored 24 publications receiving 114 citations.

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The TESS-Keck Survey I: A Warm Sub-Saturn-Mass Planet and a Caution about Stray Light in TESS Cameras

Paul A. Dalba, +72 more
TL;DR: In this article, the authors reported the detection of a Saturn-size exoplanet orbiting HD 332231 (TOI 1456) in light curves from the Transiting Exoplanet Survey Satellite (TESS).
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The TESS-Keck Survey. II. An Ultra-short-period Rocky Planet and Its Siblings Transiting the Galactic Thick-disk Star TOI-561

Lauren M. Weiss, +69 more
TL;DR: The discovery of TOI-561, a multi-planar system in the galactic thick disk that contains a rocky, ultra-short-period planet was reported in this article.
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The TESS-Keck Survey. III. A Stellar Obliquity Measurement of TOI-1726 c

TL;DR: In this article, the authors reported the measurement of a spectroscopic transit of TOI-1726c, one of two planets transiting a G-type star with V = 6.9 in the Ursa Major Moving Group (~400 Myr).
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TOI-1235 b: a keystone super-Earth for testing radius valley emergence models around early M dwarfs

Ryan Cloutier, +87 more
TL;DR: To confirm the TESS planet discovery using reconnaissance spectroscopy, ground-based photometry, high-resolution imaging, and a set of 38 precise radial velocities (RVs) from HARPS-N and HIRES, this article measured a planet mass of 6.91 ± 0.5% at 90% confidence, which implies an iron core mass fraction of 20% in the absence of a gaseous envelope.