{"as_of":"2026-11-12","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Aircraft","items":[{"count":null,"name":"N721R on the register today","note":"the tail number may have moved to another aircraft since","unit":"","url":"https://eflight.com/aircraft/N721R"},{"count":368,"name":"Ryan","note":"","unit":"aircraft on the register","url":"https://eflight.com/makers/ryan"},{"count":null,"name":"Engine: Kinner R55","note":"as the NTSB recorded it","unit":"","url":""}],"relation":"involved"},{"group":"Place","items":[{"count":null,"name":"Palmyra (Cooper) Airport","note":"nearest airport","unit":"","url":"https://eflight.com/airports/P16"},{"count":2985,"name":"Accidents and incidents in Arizona","note":"466 in the last ten years","unit":"since 1982","url":"https://eflight.com/accidents?state=AZ"},{"count":8435,"name":"Arizona","note":"","unit":"aircraft registered","url":"https://eflight.com/states/AZ"}],"relation":"at or near"},{"group":"Record","items":[{"count":1,"name":"Other NTSB records under N721R","note":"the number may have belonged to another aircraft at the time","unit":"records","url":"https://eflight.com/accidents/LAX83FA240#others"}],"relation":"related to"},{"group":"Analytics","items":[{"count":null,"name":"Accidents over time since 1982","note":"","unit":"","url":"https://eflight.com/analytics/accidents-over-time"},{"count":null,"name":"Accidents by phase of flight, weather and hour","note":"","unit":"","url":"https://eflight.com/analytics/accidents-by-phase"},{"count":null,"name":"The accident map","note":"","unit":"","url":"https://eflight.com/analytics/accident-map"}],"relation":"counted in"}],"graph":"https://eflight.com/graph","graph_index":"https://eflight.com/graph/index.json","license":"https://creativecommons.org/licenses/by/4.0/","node":{"city":"Mesa","date":"1983-05-21","fatalities":2,"id":"LAX83FA240","name":"Ryan PT-22/ST-3KR accident near Mesa, Arizona, May 21, 1983","state":"AZ","type":"ACC","url":"https://eflight.com/accidents/LAX83FA240"},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}