{"airworthiness_class":"Experimental","airworthiness_date":"1985-04-04","airworthiness_ops":"Amateur built","category":"conventional","cert_issue_date":"2025-12-12","city":"TUCSON","country_code":"US","county_code":"019","cruise_speed_mph":null,"data_date":"2026-09-25","documents":[],"eng_mfr_mdl":"99999","engine_horsepower":0,"engine_maker":"AMA/EXPR","engine_model":"UNKNOWN ENG","engine_thrust_lb":0,"expiration_date":"2032-12-31","fractional_owner":0,"is_company":0,"is_electric":0,"is_unmanned_cert":0,"kit_mfr":"","kit_model":"","last_action_date":"2025-12-12","maker":"Rolladen-Schneider","maker_country":null,"maker_raw":"ROLLADEN-SCHNEIDER","maker_segment":null,"mfr_mdl_code":"3801260","mode_s_code":"53112175","mode_s_hex":"AC947D","model":"LS-6","n_number":"N91BT","name":"MITCHELL TIMOTHY M","num_engines":0,"other_names":"","plain_english":"N91BT is a Rolladen-Schneider LS-6, a glider with no engine, built in 1985. It has 1 seat. It is registered to an individual in Tucson, Arizona. The registration is valid: it was issued on December 12, 2025 and expires on December 31, 2032. It holds an experimental airworthiness certificate for amateur built, dated April 4, 1985.","region":"Western-Pacific","region_code":"4","registrant_type":"Individual","registrant_type_code":"1","seats":1,"serial_number":"6004","source":"FAA Civil Aviation Registry, Releasable Aircraft Database","state":"AZ","status":"Valid registration","status_code":"V","status_short":"Valid","street":"1145 W SAN MARTIN DR","street2":"","type_aircraft":"Glider","type_aircraft_code":"1","type_engine":"None","type_engine_code":"0","unique_id":"00512235","url":"https://staging.data.eflight.com/aircraft/N91BT","watchlist_group":null,"watchlist_note":null,"weight_class":"","year_mfr":1985,"zip":"857043144"}