A Century of Radial Velocity and Astrometric Monitoring of 70 Oph AB: New PFS Data and Constraints on Planetary Companions

arXiv:2603.20044 · astro-ph.EP, astro-ph.SR · Submitted 2026-03-20 · Read on arXiv

astro-ph.EP, astro-ph.SR

Submitted: 2026-03-20

Updated: 2026-08-31

Terminology

• Active Regions — 5× in this paper · explained in 1 episode
• Planet Finder Spectrograph — 5× in this paper
• Society of Photo-Optical Instrumentation Engineers — 4× in this paper
• Gaussian Process Regression — 3× in this paper
• Metallicity — 3× in this paper · explained in 3 episodes
• Abundance — 2× in this paper · explained in 1 episode
• Core — 2× in this paper · explained in 2 episodes
• Dominion Astrophysical Observatory — 2× in this paper
• Absolute Motion — 1× in this paper · explained in 1 episode
• Angular Momentum Loss — 1× in this paper · explained in 1 episode
• Benchmark — 1× in this paper · explained in 2 episodes
• Calibration — 1× in this paper · explained in 7 episodes
• California Planet Search — 1× in this paper
• Hybrid Models — 1× in this paper · explained in 2 episodes
• Markov Chain Monte Carlo — 1× in this paper
• Trace — 1× in this paper · explained in 2 episodes

Sources

• The Habitable Exoplanet Observatory (HabEx) Mission Concept Study Final Report
• NASA Exoplanet Exploration Program (ExEP) Mission Star List for the Habitable Worlds Observatory (2023)

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