timespan,'7 7 28',2,/days

thm_load_state,/get_sup
thm_load_fit,level=1
thm_load_fgm,level=1,coord='ssl'
;thm_load_fgm,level=1 ; default = DSL

ylim,'th?_fg?',-100.,100.
tplot,'th?_fgs th?_fgl',title='Themis: B-DCE-A'