EntityQ1152230· pop 9· linked from 150 articlesHD 219828 bSign in to saveextrasolar planetExoplanet dataHost starHD 219828Discovered2007Discovered byLa Silla ObservatoryOrbital period3.83 daysRadius4.59 × EarthMass19.07 × EarthDistance73.11 pcvia NASA Exoplanet ArchiveConnectionsChileCountryEarthConceptUranusCategoriesAstronomical object articles with topics of unclear notabilityExoplanets detected by radial velocityExoplanets discovered in 2007Giant planetsHot NeptunesPegasus (constellation)