Observations of Mirror Mode Structures in the Dawn-Side Magnetosphere - Chandler,MO; Schwartz,SJ; Avanov,LA; Coffey,VN; Giles,BL; Moore,TE; Pollock,CJ; Burch,JL; Russell,CT; Torbert,RB (JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS, 2021)