{"as_of":"2026-11-06","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Design","items":[{"count":7,"name":"Pdps Pzl-Bielsko SZD-45","note":"","unit":"registered","url":"https://eflight.com/models/pdps-pzl-bielsko/szd-45"},{"count":54,"name":"Pdps Pzl-Bielsko","note":"","unit":"aircraft on the register","url":"https://eflight.com/makers/pdps-pzl-bielsko"}],"relation":"is a"},{"group":"Place","items":[{"count":157,"name":"Philadelphia, PA","note":"","unit":"aircraft registered in this town","url":""},{"count":null,"name":"Northeast Philadelphia Airport","note":"PNE","unit":"","url":"https://eflight.com/airports/PNE"},{"count":null,"name":"Philadelphia International","note":"PHL","unit":"","url":"https://eflight.com/airports/PHL"},{"count":null,"name":"Wings Field","note":"LOM","unit":"","url":"https://eflight.com/airports/LOM"},{"count":null,"name":"Penn'S Landing Heliport","note":"P72","unit":"","url":"https://eflight.com/airports/P72"},{"count":6195,"name":"Pennsylvania","note":"","unit":"aircraft registered","url":"https://eflight.com/states/PA"}],"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/N139AS#records-check"}],"relation":"involved in"},{"group":"Analytics","items":[{"count":null,"name":"Accident history of the Pdps Pzl-Bielsko SZD-45","note":"","unit":"","url":"https://eflight.com/models/pdps-pzl-bielsko/szd-45#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 N139AS is now","note":"","unit":"","url":"https://eflight.com/live?q=N139AS"}],"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":"N139AS","maker":"Pdps Pzl-Bielsko","model":"SZD-45A OGAR","name":"Pdps Pzl-Bielsko SZD-45A OGAR N139AS","state":"PA","type":"aircraft","url":"https://eflight.com/aircraft/N139AS","year_built":1978},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}