{"airworthiness_class":"Experimental","airworthiness_date":"2008-04-24","airworthiness_ops":"Amateur built","category":"conventional","cert_issue_date":"2012-08-15","city":"WATERSMEET","country_code":"US","county_code":"053","cruise_speed_mph":null,"data_date":"2026-09-25","documents":[],"eng_mfr_mdl":"55568","engine_horsepower":52,"engine_maker":"ROTAX","engine_model":"503ULDCDI","engine_thrust_lb":0,"expiration_date":"2028-08-31","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":"2023-06-03","maker":"Neumann David A","maker_country":null,"maker_raw":"NEUMANN DAVID A","maker_segment":null,"mfr_mdl_code":"056235T","mode_s_code":"52573717","mode_s_hex":"AAF7CF","model":"CHALLENGER 11","n_number":"N8057T","name":"NEUMANN DAVID A","num_engines":1,"other_names":"","plain_english":"N8057T is a Neumann David A CHALLENGER 11, a fixed-wing airplane with one motor with a two-stroke engine, built in 2007. It has 2 seats. It is registered to an individual in Watersmeet, Michigan. The registration is valid: it was issued on August 15, 2012 and expires on August 31, 2028. It holds an experimental airworthiness certificate for amateur built, dated April 24, 2008.","region":"Great Lakes","region_code":"C","registrant_type":"Individual","registrant_type_code":"1","seats":2,"serial_number":"CH2-0506-2736","source":"FAA Civil Aviation Registry, Releasable Aircraft Database","state":"MI","status":"Valid registration","status_code":"V","status_short":"Valid","street":"E19401 CLEARWATER RD","street2":"","type_aircraft":"Fixed-wing, single engine","type_aircraft_code":"4","type_engine":"Two-cycle piston","type_engine_code":"7","unique_id":"00381769","url":"https://staging.data.eflight.com/aircraft/N8057T","watchlist_group":null,"watchlist_note":null,"weight_class":"","year_mfr":2007,"zip":"499699722"}