Discovery and Early Evolution of ASASSN-19bt, the First TDE Detected by TESS
Thomas W.-S. Holoien et al 2019 ApJ 883 111
TESS’s first discovery of a tidal disruption event (TDE), ASASSN-19bt, includes detailed observations from before its rise. The combined data set for ASASSN-19bt is the most detailed pre-peak data set for any TDE.