HD 131664 b was originally detected by radial velocity measurements, giving a minimum mass of 18.15 Jupiter masses. Using Hipparcos astrometry, the inclination and true mass have been determined, indicating that the object is either a massive brown dwarf or a low-mass star. Link to scientific paper Your name Note: Your commit will be vetted before it is merged into the public version. It is crucial that you include a link to a scientific publication. For more information on the meaning of the different datafields see the readme file in the Open Exoplanet Catalogue repository on github.