Question: What was the length of the fault rupture in the earthquake for which Kenji Satake worked with other scientists to pinpoint a date, time, and location for?
Sentence (from "1700 Cascadia earthquake"): The megathrust earthquake involved the Juan de Fuca Plate that underlies the Pacific Ocean, from mid-Vancouver Island in British Columbia, Canada, south along the Pacific Northwest coast as far as northern California.
Relevant evidence: No