{"as_of":"2026-11-06","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Design","items":[{"count":6,"name":"Applebay Sailplanes","note":"","unit":"aircraft on the register","url":"https://eflight.com/makers/applebay-sailplanes"}],"relation":"is a"},{"group":"Place","items":[{"count":22,"name":"Saratoga Springs, UT","note":"","unit":"aircraft registered in this town","url":""},{"count":8357,"name":"Utah","note":"","unit":"aircraft registered","url":"https://eflight.com/states/UT"}],"relation":"registered in"},{"group":"Record","items":[{"count":null,"name":"Accident on May 23, 1993 at Deer Park, WA: no injuries, substantial damage","note":"","unit":"","url":"https://eflight.com/accidents/SEA93LA119"}],"relation":"involved in"},{"group":"Live","items":[{"count":null,"name":"Where N4321D is now","note":"","unit":"","url":"https://eflight.com/live?q=N4321D"}],"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":"N4321D","maker":"Applebay Sailplanes","model":"ZUNI","name":"Applebay Sailplanes ZUNI N4321D","state":"UT","type":"aircraft","url":"https://eflight.com/aircraft/N4321D","year_built":1978},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}