{"airworthiness_class":"","airworthiness_date":"","airworthiness_ops":"","category":"conventional","cert_issue_date":"2011-03-02","city":"JOSEPH","country_code":"US","county_code":"063","cruise_speed_mph":null,"data_date":"2026-09-25","documents":[],"eng_mfr_mdl":"","engine_horsepower":null,"engine_maker":"","engine_model":"","engine_thrust_lb":null,"expiration_date":"2027-03-31","fractional_owner":0,"is_company":0,"is_electric":0,"is_unmanned_cert":0,"kit_mfr":"QUAD CITY ULTRALIGHT ACFT CORP","kit_model":"CHALLENGER II","last_action_date":"2023-02-08","maker":"Learn Martin J","maker_country":null,"maker_raw":"LEARN MARTIN J","maker_segment":null,"mfr_mdl_code":"05630PF","mode_s_code":"51240733","mode_s_hex":"A541DB","model":"CHALLENGER II","n_number":"N438LL","name":"LEARN MARTIN J","num_engines":1,"other_names":"","plain_english":"N438LL is a Learn Martin J CHALLENGER II, a fixed-wing airplane with one motor with a piston engine. It has 2 seats. It is registered to an individual in Joseph, Oregon. The registration is valid: it was issued on March 2, 2011 and expires on March 31, 2027. No airworthiness certificate is on file, which is normal for drones and for aircraft still being built or tested.","region":"Northwest Mountain","region_code":"S","registrant_type":"Individual","registrant_type_code":"1","seats":2,"serial_number":"CH2-0106-2710","source":"FAA Civil Aviation Registry, Releasable Aircraft Database","state":"OR","status":"Valid registration","status_code":"V","status_short":"Valid","street":"305 SAMPLES DR","street2":"","type_aircraft":"Fixed-wing, single engine","type_aircraft_code":"4","type_engine":"Piston (reciprocating)","type_engine_code":"1","unique_id":"01066482","url":"https://staging.data.eflight.com/aircraft/N438LL","watchlist_group":null,"watchlist_note":null,"weight_class":"","year_mfr":null,"zip":"978468366"}