{"airworthiness_class":"Experimental","airworthiness_date":"2007-12-15","airworthiness_ops":"Registered before Jan 31, 2008","category":"conventional","cert_issue_date":"2007-10-18","city":"ALBERT LEA","country_code":"US","county_code":"047","cruise_speed_mph":null,"data_date":"2026-09-25","documents":[],"eng_mfr_mdl":"55566","engine_horsepower":52,"engine_maker":"ROTAX","engine_model":"503 DCDI","engine_thrust_lb":0,"expiration_date":"2028-07-31","fractional_owner":0,"is_company":0,"is_electric":0,"is_unmanned_cert":0,"kit_mfr":"","kit_model":"","last_action_date":"2023-05-26","maker":"Colstrup Dennis J","maker_country":null,"maker_raw":"COLSTRUP DENNIS J","maker_segment":null,"mfr_mdl_code":"0590398","mode_s_code":"51643605","mode_s_hex":"A74785","model":"CHALLENGER I","n_number":"N56839","name":"COLSTRUP DENNIS J","num_engines":1,"other_names":"","plain_english":"N56839 is a Colstrup Dennis J CHALLENGER I, a fixed-wing airplane with one motor with a two-stroke engine, built in 1996. It has 1 seat. It is registered to an individual in Albert Lea, Minnesota. The registration is valid: it was issued on October 18, 2007 and expires on July 31, 2028. It holds an experimental airworthiness certificate for registered before jan 31, 2008, dated December 15, 2007.","region":"Great Lakes","region_code":"C","registrant_type":"Individual","registrant_type_code":"1","seats":1,"serial_number":"C-9-94-1","source":"FAA Civil Aviation Registry, Releasable Aircraft Database","state":"MN","status":"Valid registration","status_code":"V","status_short":"Valid","street":"522 PLEASANT AVE","street2":"","type_aircraft":"Fixed-wing, single engine","type_aircraft_code":"4","type_engine":"Two-cycle piston","type_engine_code":"7","unique_id":"00426259","url":"https://staging.data.eflight.com/aircraft/N56839","watchlist_group":null,"watchlist_note":null,"weight_class":"","year_mfr":1996,"zip":"560074436"}