{"as_of":"2026-10-30","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Model families","items":[{"count":8,"name":"Blue Heron MARATHON","note":"","unit":"registered","url":"https://eflight.com/models/blue-heron/marathon"}],"relation":"makes"},{"group":"Engines","items":[{"count":3,"name":"Rotax 582DCDI","note":"65 hp","unit":"of these aircraft","url":"https://eflight.com/engines/rotax-582dcdi"},{"count":3,"name":"Rotax 582 series","note":"65 hp","unit":"of these aircraft","url":"https://eflight.com/engines/rotax-582-series"},{"count":2,"name":"Rotax 582DCDI-99","note":"65 hp","unit":"of these aircraft","url":"https://eflight.com/engines/rotax-582dcdi-99"},{"count":1,"name":"Rotax 912","note":"80 hp","unit":"of these aircraft","url":"https://eflight.com/engines/rotax-912"},{"count":1,"name":"Rotax 503 series","note":"52 hp","unit":"of these aircraft","url":"https://eflight.com/engines/rotax-503-series"}],"relation":"powered by"},{"group":"Where they are","items":[{"count":4,"name":"New York","note":"","unit":"of these aircraft","url":"https://eflight.com/states/NY"},{"count":2,"name":"New Hampshire","note":"","unit":"of these aircraft","url":"https://eflight.com/states/NH"},{"count":2,"name":"Indiana","note":"","unit":"of these aircraft","url":"https://eflight.com/states/IN"},{"count":1,"name":"Washington","note":"","unit":"of these aircraft","url":"https://eflight.com/states/WA"},{"count":1,"name":"Texas","note":"","unit":"of these aircraft","url":"https://eflight.com/states/TX"}],"relation":"registered in"},{"group":"Analytics","items":[{"count":null,"name":"Biggest makers and model families","note":"","unit":"","url":"https://eflight.com/analytics/makers"},{"count":null,"name":"Accidents by model and by maker","note":"","unit":"","url":"https://eflight.com/analytics/accidents-by-model"}],"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":{"id":"blue-heron","name":"Blue Heron","registered":12,"type":"maker","url":"https://eflight.com/makers/blue-heron"},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}