{"as_of":"2026-10-16","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Design","items":[{"count":3,"name":"Windracers Ltd","note":"","unit":"aircraft on the register","url":"https://eflight.com/makers/windracers-ltd"}],"relation":"is a"},{"group":"Owner","items":[{"count":24,"name":"Trustees Of Purdue University","note":"","unit":"aircraft in the fleet","url":"https://eflight.com/fleets/trustees-of-purdue-university"}],"relation":"owned by"},{"group":"Place","items":[{"count":92,"name":"West Lafayette, IN","note":"","unit":"aircraft registered in this town","url":""},{"count":5695,"name":"Indiana","note":"","unit":"aircraft registered","url":"https://eflight.com/states/IN"}],"relation":"registered in"},{"group":"Record","items":[{"count":null,"name":"No NTSB accident or incident record under this tail number","note":"","unit":"","url":"https://eflight.com/aircraft/N90PU#records-check"}],"relation":"involved in"}],"graph":"https://eflight.com/graph","graph_index":"https://eflight.com/graph/index.json","license":"https://creativecommons.org/licenses/by/4.0/","node":{"built_of":null,"id":"N90PU","maker":"Windracers Ltd","model":"ULTRA UAS","name":"Windracers Ltd ULTRA UAS N90PU","state":"IN","type":"aircraft","url":"https://eflight.com/aircraft/N90PU","year_built":null},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}