{"airworthiness_class":"Experimental","airworthiness_date":"2008-01-15","airworthiness_ops":"Registered before Jan 31, 2008","category":"conventional","cert_issue_date":"2013-06-03","city":"DENVER","country_code":"US","county_code":"031","cruise_speed_mph":null,"data_date":"2026-09-25","documents":[],"eng_mfr_mdl":"55556","engine_horsepower":65,"engine_maker":"ROTAX","engine_model":"582SER","engine_thrust_lb":0,"expiration_date":"2029-06-30","fractional_owner":0,"is_company":0,"is_electric":0,"is_unmanned_cert":0,"kit_mfr":"","kit_model":"","last_action_date":"2023-08-11","maker":"Antares Aircraft Inc Us","maker_country":null,"maker_raw":"ANTARES AIRCRAFT INC US","maker_segment":null,"mfr_mdl_code":"05901DC","mode_s_code":"51552676","mode_s_hex":"A6D5BE","model":"MA-33 R-582","n_number":"N54BT","name":"HERON JOHN S","num_engines":1,"other_names":"","plain_english":"N54BT is an Antares Aircraft Inc Us MA-33 R-582, a weight-shift aircraft with a two-stroke engine, built in 2003. It has 2 seats. It is registered to an individual in Denver, Colorado. The registration is valid: it was issued on June 3, 2013 and expires on June 30, 2029. It holds an experimental airworthiness certificate for registered before jan 31, 2008, dated January 15, 2008.","region":"Northwest Mountain","region_code":"S","registrant_type":"Individual","registrant_type_code":"1","seats":2,"serial_number":"15GST","source":"FAA Civil Aviation Registry, Releasable Aircraft Database","state":"CO","status":"Valid registration","status_code":"V","status_short":"Valid","street":"2463 S MARION ST","street2":"","type_aircraft":"Weight-shift control","type_aircraft_code":"7","type_engine":"Two-cycle piston","type_engine_code":"7","unique_id":"00373519","url":"https://staging.data.eflight.com/aircraft/N54BT","watchlist_group":null,"watchlist_note":null,"weight_class":"","year_mfr":2003,"zip":"802105122"}