{"as_of":"2026-10-23","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Design","items":[{"count":16,"name":"Jonker Sailplanes JS1","note":"","unit":"registered","url":"https://eflight.com/models/jonker-sailplanes/js1"},{"count":50,"name":"Jonker Sailplanes","note":"","unit":"aircraft on the register","url":"https://eflight.com/makers/jonker-sailplanes"},{"count":null,"name":"Built of composite","note":"as the model family is built; the register does not record it per aircraft","unit":"","url":"https://eflight.com/materials/composite"}],"relation":"is a"},{"group":"Place","items":[{"count":258,"name":"Spring, TX","note":"","unit":"aircraft registered in this town","url":""},{"count":29911,"name":"Texas","note":"","unit":"aircraft registered","url":"https://eflight.com/states/TX"}],"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/N10UJ#records-check"}],"relation":"involved in"},{"group":"Analytics","items":[{"count":null,"name":"Accident history of the Jonker Sailplanes JS1","note":"","unit":"","url":"https://eflight.com/models/jonker-sailplanes/js1#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 N10UJ is now","note":"","unit":"","url":"https://eflight.com/live?q=N10UJ"}],"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":"composite","name":"composite","note":"A carbon-fibre glider."},"id":"N10UJ","maker":"Jonker Sailplanes","model":"JS 1B","name":"Jonker Sailplanes JS 1B N10UJ","state":"TX","type":"aircraft","url":"https://eflight.com/aircraft/N10UJ","year_built":null},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}