HD 128311 b is an exoplanet located approximately 54 light-years away in the constellation of Boötes. This planet orbits in an eccentric orbit about 1.084 AU from its star (HD 128311). The planet has a minimum mass of 1.769 Jupiter masses.
References
External links "Notes for planet HD 128311 b". Extrasolar Planets Encyclopaedia. Retrieved 2008-08-18. "HD 128311". Exoplanets. Archived from the original on 2008-05-14. Retrieved 2008-08-18.
