From email: "As we entered the large open meadows on the east face ... we remotely triggered a sizable avalanche from 2-300 yards away. The crown was approximately 100 yards wide, running several hundred yards downhill ... the crown appeared to be about 2 feet deep."
Number of slides
Soft slab avalanche
r-A remote avalanche released by the indicated trigger
Slab Thickness units
Single / Multiple / Red Flag