{"airworthiness_class":"Experimental","airworthiness_date":"2026-05-02","airworthiness_ops":"Amateur built","category":"conventional","cert_issue_date":"2022-01-15","city":"LONGMONT","country_code":"US","county_code":"013","cruise_speed_mph":null,"data_date":"2026-09-25","documents":[],"eng_mfr_mdl":"41834","engine_horsepower":200,"engine_maker":"LYCOMING","engine_model":"IO-360-C1D6","engine_thrust_lb":0,"expiration_date":"2029-01-31","fractional_owner":0,"is_company":0,"is_electric":0,"is_unmanned_cert":0,"kit_mfr":"","kit_model":"","last_action_date":"2025-11-19","maker":"Arensmeyer Walter W","maker_country":null,"maker_raw":"ARENSMEYER WALTER W","maker_segment":null,"mfr_mdl_code":"056388A","mode_s_code":"50054562","mode_s_hex":"A05972","model":"SA-300 STARDUSTER TO","n_number":"N121WW","name":"ARENSMEYER MICHAEL W","num_engines":1,"other_names":"","plain_english":"N121WW is an Arensmeyer Walter W SA-300 STARDUSTER TO, a fixed-wing airplane with one motor with a piston engine, built in 2021. It has 2 seats. It is registered to an individual in Longmont, Colorado. The registration is valid: it was issued on January 15, 2022 and expires on January 31, 2029. It holds an experimental airworthiness certificate for amateur built, dated May 2, 2026.","region":"Northwest Mountain","region_code":"S","registrant_type":"Individual","registrant_type_code":"1","seats":2,"serial_number":"001","source":"FAA Civil Aviation Registry, Releasable Aircraft Database","state":"CO","status":"Valid registration","status_code":"V","status_short":"Valid","street":"198 HIGH POINT DR","street2":"","type_aircraft":"Fixed-wing, single engine","type_aircraft_code":"4","type_engine":"Piston (reciprocating)","type_engine_code":"1","unique_id":"01314373","url":"https://staging.data.eflight.com/aircraft/N121WW","watchlist_group":null,"watchlist_note":null,"weight_class":"","year_mfr":2021,"zip":"805048540"}