{"as_of":"2026-11-06","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Design","items":[{"count":1,"name":"Williams Marvin L","note":"","unit":"aircraft on the register","url":"https://eflight.com/makers/williams-marvin-l"}],"relation":"is a"},{"group":"Engine","items":[{"count":475,"name":"Jabiru 3300","note":"120 hp","unit":"aircraft with this engine series","url":"https://eflight.com/engines/jabiru-3300"}],"relation":"powered by"},{"group":"Record","items":[{"count":null,"name":"No NTSB accident or incident record under this tail number","note":"","unit":"","url":"https://eflight.com/aircraft/N250MR#records-check"}],"relation":"involved in"},{"group":"Live","items":[{"count":null,"name":"Where N250MR is now","note":"","unit":"","url":"https://eflight.com/live?q=N250MR"}],"relation":"seen at"}],"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":"N250MR","maker":"Williams Marvin L","model":"J250-SP","name":"Williams Marvin L J250-SP N250MR","state":"","type":"aircraft","url":"https://eflight.com/aircraft/N250MR","year_built":2006},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}