{"as_of":"2026-11-06","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Design","items":[{"count":2355,"name":"Aeronca 7 Champion (Champ)","note":"","unit":"registered","url":"https://eflight.com/models/aeronca/7"},{"count":3953,"name":"Aeronca","note":"","unit":"aircraft on the register","url":"https://eflight.com/makers/aeronca"},{"count":null,"name":"Built of steel tube and fabric","note":"as the model family is built; the register does not record it per aircraft","unit":"","url":"https://eflight.com/materials/steel-fabric"}],"relation":"is a"},{"group":"Owner","items":[{"count":1,"name":"Thormeyer Ventures LLC","note":"","unit":"aircraft registered to this organisation","url":"https://eflight.com/search?q=Thormeyer Ventures LLC"}],"relation":"owned by"},{"group":"Place","items":[{"count":8,"name":"Joshua, TX","note":"","unit":"aircraft registered in this town","url":""},{"count":29966,"name":"Texas","note":"","unit":"aircraft registered","url":"https://eflight.com/states/TX"}],"relation":"registered in"},{"group":"Record","items":[{"count":null,"name":"Accident on January 24, 2011 at Corsicana, TX: no injuries, substantial damage","note":"","unit":"","url":"https://eflight.com/accidents/CEN11CA157"},{"count":null,"name":"Accident on November 2, 2007 at Fort Worth, TX: no injuries, substantial damage","note":"","unit":"","url":"https://eflight.com/accidents/DFW08CA022"},{"count":null,"name":"Accident on September 12, 1999 at Fort Worth, TX: no injuries, substantial damage","note":"","unit":"","url":"https://eflight.com/accidents/FTW99LA270"}],"relation":"involved in"},{"group":"Airworthiness","items":[{"count":13,"name":"Approved modifications for the Aeronca 7 Champion (Champ)","note":"","unit":"supplemental type certificates","url":"https://eflight.com/models/aeronca/7#airworthiness"}],"relation":"subject to"},{"group":"Analytics","items":[{"count":null,"name":"Accident history of the Aeronca 7 Champion (Champ)","note":"","unit":"","url":"https://eflight.com/models/aeronca/7#accidents"},{"count":null,"name":"Accidents by model, with rates per thousand registered","note":"","unit":"","url":"https://eflight.com/analytics/accidents-by-model"}],"relation":"compared in"},{"group":"Live","items":[{"count":null,"name":"Where N81800 is now","note":"","unit":"","url":"https://eflight.com/live?q=N81800"}],"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":{"inherited_from_model":true,"material":"steel-fabric","name":"steel tube and fabric","note":"Wooden wing spars on older Champs; metal spars since the 1990s rebuilds."},"id":"N81800","maker":"Aeronca","model":"7BCM/CONV","name":"Aeronca 7BCM/CONV N81800","state":"TX","type":"aircraft","url":"https://eflight.com/aircraft/N81800","year_built":null},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}