HD 219828 b
HD 219828 b is an exoplanet that orbits the yellow subgiant HD 219828 every 3.834 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 C. Melo et al. discovered in 2007 .
Circulation and mass
The planet orbits its star at a distance of approx. 0.052 astronomical units and has a mass of approx. 20.98 Earth masses or 0.066 Jupiter masses.
See also
Web links
- The exoplanet in the "Encyclopedia of Extrasolar Planets"