{"as_of":"2026-11-02","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Design","items":[{"count":19,"name":"Smith Miniplane DSA-1","note":"","unit":"registered","url":"https://eflight.com/models/smith-miniplane/dsa-1"},{"count":23,"name":"Smith Miniplane","note":"","unit":"aircraft on the register","url":"https://eflight.com/makers/smith-miniplane"},{"count":null,"name":"Built of steel tube, wood and fabric","note":"as the model family is built; the register does not record it per aircraft","unit":"","url":"https://eflight.com/materials/steel-wood-fabric"}],"relation":"is a"},{"group":"Place","items":[{"count":25,"name":"Centerville, OH","note":"","unit":"aircraft registered in this town","url":""},{"count":8529,"name":"Ohio","note":"","unit":"aircraft registered","url":"https://eflight.com/states/OH"}],"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/N3986#records-check"}],"relation":"involved in"},{"group":"Analytics","items":[{"count":null,"name":"Accident history of the Smith Miniplane DSA-1","note":"","unit":"","url":"https://eflight.com/models/smith-miniplane/dsa-1#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 N3986 is now","note":"","unit":"","url":"https://eflight.com/live?q=N3986"}],"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-wood-fabric","name":"steel tube, wood and fabric","note":"A homebuilt biplane: steel-tube fuselage, wooden wings, fabric."},"id":"N3986","maker":"Smith Miniplane","model":"DSA-1","name":"Smith Miniplane DSA-1 N3986","state":"OH","type":"aircraft","url":"https://eflight.com/aircraft/N3986","year_built":1975},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}