Skier triggered avalanche on Henderson Mtn

Remote triggered a soft slab with a ski cut . Cut across top of slope and the slide initiated ten yards below. slide was approximately 25 feet at the crown and ran the whole length/ width of the gulley. Couldn’t see past the choke of the gulley . Thicker at the crown where snow was wind drifted 16 in~. Dug a quick pit after. HS 80 cm. Sl Slab n top of crust and facets. No one was caught and we skinned back up and skied out our original skin tr track