{"airworthiness_class":"Experimental","airworthiness_date":"1979-09-28","airworthiness_ops":"Amateur built","category":"conventional","cert_issue_date":"1983-11-09","city":"VERDEN","country_code":"US","county_code":"051","cruise_speed_mph":null,"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":"2028-10-31","fractional_owner":0,"is_company":0,"is_electric":0,"is_unmanned_cert":0,"kit_mfr":"","kit_model":"","last_action_date":"2023-06-16","maker":"Blalock-Mk","maker_country":null,"maker_raw":"BLALOCK-MK","maker_segment":null,"mfr_mdl_code":"7220773","mode_s_code":"50165772","mode_s_hex":"A0EBFA","model":"PITTS S-1","n_number":"N159DS","name":"SMART CHARLES R","num_engines":1,"other_names":"SMART PATRICIA L","plain_english":"N159DS is a Blalock-Mk PITTS S-1, a fixed-wing airplane with one motor with a piston engine, built in 1978. It has 1 seat. It is registered to co-owned owners in Verden, Oklahoma. The registration is valid: it was issued on November 9, 1983 and expires on October 31, 2028. It holds an experimental airworthiness certificate for amateur built, dated September 28, 1979.","region":"Southwestern","region_code":"2","registrant_type":"Co-owned","registrant_type_code":"4","seats":1,"serial_number":"70384","source":"FAA Civil Aviation Registry, Releasable Aircraft Database","state":"OK","status":"Valid registration","status_code":"V","status_short":"Valid","street":"PO BOX 440","street2":"","type_aircraft":"Fixed-wing, single engine","type_aircraft_code":"4","type_engine":"Piston (reciprocating)","type_engine_code":"1","unique_id":"00691647","url":"https://staging.data.eflight.com/aircraft/N159DS","watchlist_group":null,"watchlist_note":null,"weight_class":"","year_mfr":1978,"zip":"730920440"}