The Nucleus of the Planetary Nebula EGB 6 as a Post-Mira Binary

Howard E. Bond, Robin Ciardullo, Taran L. Esplin +3

EGB 6 is a faint, large, ancient planetary nebula (PN). Its central star, a hot DAOZ white dwarf (WD), is a prototype of a rare class of PN nuclei associated with dense, compact em…