{"airworthiness_class":"Experimental","airworthiness_date":"1979-11-19","airworthiness_ops":"Exhibition","category":"conventional","cert_issue_date":"1992-06-05","city":"ESTES PARK","country_code":"US","county_code":"069","cruise_speed_mph":114,"data_date":"2026-09-25","documents":[],"eng_mfr_mdl":"41514","engine_horsepower":180,"engine_maker":"LYCOMING","engine_model":"O&VO-360 SER","engine_thrust_lb":0,"expiration_date":"2027-09-30","fractional_owner":0,"is_company":0,"is_electric":0,"is_unmanned_cert":0,"kit_mfr":"","kit_model":"","last_action_date":"2023-03-17","maker":"Dornier","maker_country":null,"maker_raw":"DORNIER","maker_segment":null,"mfr_mdl_code":"2999006","mode_s_code":"50712631","mode_s_hex":"A39599","model":"BU 133","n_number":"N33XX","name":"PTACEK STEPHEN R","num_engines":1,"other_names":"","plain_english":"N33XX is a Dornier BU 133, a fixed-wing airplane with one motor with a piston engine, built in 1938. It has 2 seats. It is registered to an individual in Estes Park, Colorado. The registration is valid: it was issued on June 5, 1992 and expires on September 30, 2027. It holds an experimental airworthiness certificate for exhibition, dated November 19, 1979.","region":"Northwest Mountain","region_code":"S","registrant_type":"Individual","registrant_type_code":"1","seats":2,"serial_number":"14","source":"FAA Civil Aviation Registry, Releasable Aircraft Database","state":"CO","status":"Valid registration","status_code":"V","status_short":"Valid","street":"2934 ASPEN DR","street2":"","type_aircraft":"Fixed-wing, single engine","type_aircraft_code":"4","type_engine":"Piston (reciprocating)","type_engine_code":"1","unique_id":"00302093","url":"https://staging.data.eflight.com/aircraft/N33XX","watchlist_group":null,"watchlist_note":null,"weight_class":"","year_mfr":1938,"zip":"805177001"}