GD358: Three Decades of Observations for the In-depth Asteroseismology of a DBV Star
GD358: Three Decades of Observations for the In-depth Asteroseismology of a DBV Star
Abstract We report on the analysis of 34 years of photometric observations of the pulsating helium atmosphere white dwarf GD358. The complete data set includes archival data from 1982 to 2006, and 1195.2 hr of new observations from 2007 to 2016. From this data set, we extract 15 frequencies representing …