HD 128311 c
HD 128311 c is an exoplanet that orbits the main sequence star HD 128311 every 928 days . Due to its high mass , it is assumed that it is a gas planet .
discovery
The planet was determined using the radial velocity method by Steven Vogt et al. discovered in 2005 .
Circulation and mass
The planet orbits its star at a distance of approx. 1.76 astronomical units and has a mass of approx. 1024 earth masses or 3.22 Jupiter masses.
See also
Web links
- The exoplanet in the "Encyclopedia of Extrasolar Planets"