A Long-duration Superflare on the K Giant HD 251108
Authors: Hans Moritz Günther, Dheeraj Pasham, Alexander Binks, Stefan Czesla, Teruaki Enoto, Michael Fausnaugh, Franz-Josef Hambsch, Shun Inoue, Hiroyuki Maehara, Yuta Notsu, Jan Robrade, J. H. M. M. Schmitt, P. C. Schneider
Hans Moritz Günther et al
2024 The Astrophysical Journal977.
Provider: AAS Journals
Caption: Figure 1.
TIGRE optical spectrum: the presence of the Li line and He I in emission (not shown) indicates that HD 251108 belongs to the subgroup of Li-rich, active giants.