{"as_of":"2026-11-10","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Fitted to","items":[{"count":4,"name":"Martin UAV (Shield AI) V-BAT","note":"","unit":"with this engine series","url":"https://eflight.com/models/martin-uav-shield-ai/v-bat"}],"relation":"powers"},{"group":"Where they are","items":[{"count":3,"name":"Arizona","note":"","unit":"of these aircraft","url":"https://eflight.com/states/AZ"},{"count":1,"name":"Texas","note":"","unit":"of these aircraft","url":"https://eflight.com/states/TX"},{"count":1,"name":"Georgia","note":"","unit":"of these aircraft","url":"https://eflight.com/states/GA"}],"relation":"registered in"},{"group":"Biggest operators","items":[{"count":1,"name":"Shield Ai INC","note":"","unit":"of these aircraft","url":"https://eflight.com/fleets/shield-ai-inc"}],"relation":"owned by"},{"group":"Analytics","items":[{"count":null,"name":"The fleet by engine type","note":"","unit":"","url":"https://eflight.com/analytics/fleet"},{"count":null,"name":"Every engine series","note":"","unit":"","url":"https://eflight.com/engines"}],"relation":"compared in"}],"graph":"https://eflight.com/graph","graph_index":"https://eflight.com/graph/index.json","license":"https://creativecommons.org/licenses/by/4.0/","node":{"aircraft":5,"horsepower":15,"id":"hirth-4201","maker":"Hirth","name":"Hirth 4201","thrust_lb":null,"type":"Two-cycle piston","url":"https://eflight.com/engines/hirth-4201"},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}
