EntityQ3391329· pop 8· linked from 13 articlesFundamental planeSign in to savewhich shows an empirical relationship among mean surface brightness, velocity dispersion and effective radius of an elliptical galaxyConnectionsluminous infrared galaxyEntitystarburst galaxyEntityinteracting galaxyEntitygalaxyEntityelliptical galaxyEntitysupermassive black holeEntityradio galaxyEntitylenticular galaxyEntitygalaxy groupEntityunbarred spiral galaxyEntityInternational Standard Book NumberEntityempiricismEntityparsecEntityquasarEntityplaneEntityinterstellar mediumEntityspiral galaxyEntitygalaxy clusterEntityluminosityEntitygravitational lensEntityCategoriesElliptical galaxiesExtragalactic astronomy