{"airworthiness_class":"","airworthiness_date":"","airworthiness_ops":"","category":"conventional","cert_issue_date":"1984-01-13","city":"FORT ATKINSON","country_code":"US","county_code":"055","cruise_speed_mph":null,"data_date":"2026-09-25","documents":[],"eng_mfr_mdl":"","engine_horsepower":null,"engine_maker":"","engine_model":"","engine_thrust_lb":null,"expiration_date":"2029-08-31","fractional_owner":0,"is_company":0,"is_electric":0,"is_unmanned_cert":0,"kit_mfr":"","kit_model":"","last_action_date":"2023-08-25","maker":"Peterson Earl","maker_country":null,"maker_raw":"PETERSON EARL","maker_segment":null,"mfr_mdl_code":"13027C1","mode_s_code":"51263721","mode_s_hex":"A567D1","model":"KB-2","n_number":"N4476J","name":"PETERSON EARL P","num_engines":1,"other_names":"","plain_english":"N4476J is a Peterson Earl KB-2, a rotorcraft with a piston engine (a helicopter or multicopter). It has 1 seat. It is registered to an individual in Fort Atkinson, Wisconsin. The registration is valid: it was issued on January 13, 1984 and expires on August 31, 2029. No airworthiness certificate is on file, which is normal for drones and for aircraft still being built or tested.","region":"Great Lakes","region_code":"C","registrant_type":"Individual","registrant_type_code":"1","seats":1,"serial_number":"1","source":"FAA Civil Aviation Registry, Releasable Aircraft Database","state":"WI","status":"Valid registration","status_code":"V","status_short":"Valid","street":"1331 ADRIAN BLVD","street2":"","type_aircraft":"Rotorcraft","type_aircraft_code":"6","type_engine":"Piston (reciprocating)","type_engine_code":"1","unique_id":"00582644","url":"https://staging.data.eflight.com/aircraft/N4476J","watchlist_group":null,"watchlist_note":null,"weight_class":"","year_mfr":null,"zip":"53538"}