{"airworthiness_class":"Experimental","airworthiness_date":"2008-02-29","airworthiness_ops":"Amateur built","category":"conventional","cert_issue_date":"2024-05-14","city":"LAKE GENEVA","country_code":"US","county_code":"127","cruise_speed_mph":null,"data_date":"2026-09-25","documents":[],"eng_mfr_mdl":"41818","engine_horsepower":200,"engine_maker":"LYCOMING","engine_model":"IO-360-A1A","engine_thrust_lb":0,"expiration_date":"2031-05-31","fractional_owner":0,"is_company":0,"is_electric":0,"is_unmanned_cert":0,"kit_mfr":"","kit_model":"","last_action_date":"2025-04-23","maker":"Mahar Michael C","maker_country":null,"maker_raw":"MAHAR MICHAEL C","maker_segment":null,"mfr_mdl_code":"05625OW","mode_s_code":"51151153","mode_s_hex":"A4D26B","model":"GP-4","n_number":"N41GP","name":"HOMAN ALAN","num_engines":1,"other_names":"","plain_english":"N41GP is a Mahar Michael C GP-4, a fixed-wing airplane with one motor with a piston engine. It has 2 seats. It is registered to an individual in Lake Geneva, Wisconsin. The registration is valid: it was issued on May 14, 2024 and expires on May 31, 2031. It holds an experimental airworthiness certificate for amateur built, dated February 29, 2008.","region":"Great Lakes","region_code":"C","registrant_type":"Individual","registrant_type_code":"1","seats":2,"serial_number":"400","source":"FAA Civil Aviation Registry, Releasable Aircraft Database","state":"WI","status":"Valid registration","status_code":"V","status_short":"Valid","street":"N3244 WILLIAMS ST","street2":"","type_aircraft":"Fixed-wing, single engine","type_aircraft_code":"4","type_engine":"Piston (reciprocating)","type_engine_code":"1","unique_id":"00453319","url":"https://staging.data.eflight.com/aircraft/N41GP","watchlist_group":null,"watchlist_note":null,"weight_class":"","year_mfr":null,"zip":"531473533"}