{"airworthiness_class":"Experimental","airworthiness_date":"2025-08-22","airworthiness_ops":"Research and development; Crew training","category":"conventional","cert_issue_date":"2005-11-21","city":"LAWRENCE","country_code":"US","county_code":"045","cruise_speed_mph":null,"data_date":"2026-09-25","documents":[],"eng_mfr_mdl":"17239","engine_horsepower":300,"engine_maker":"CONT MOTOR","engine_model":"IO-520-L","engine_thrust_lb":0,"expiration_date":"2028-12-31","fractional_owner":0,"is_company":1,"is_electric":0,"is_unmanned_cert":0,"kit_mfr":"","kit_model":"","last_action_date":"2024-12-10","maker":"Cessna","maker_country":null,"maker_raw":"CESSNA","maker_segment":null,"mfr_mdl_code":"2073453","mode_s_code":"51553412","mode_s_hex":"A6D70A","model":"210N","n_number":"N54R","name":"AEROMETRIX LLC","num_engines":1,"other_names":"","plain_english":"N54R is a Cessna 210N, a fixed-wing airplane with one motor with a piston engine, built in 1981. It has 6 seats. It is registered to Aerometrix LLC, an LLC in Lawrence, Kansas. The registration is valid: it was issued on November 21, 2005 and expires on December 31, 2028. It holds an experimental airworthiness certificate for research and development; crew training, dated August 22, 2025.","region":"Central","region_code":"3","registrant_type":"LLC","registrant_type_code":"7","seats":6,"serial_number":"21064514","source":"FAA Civil Aviation Registry, Releasable Aircraft Database","state":"KS","status":"Valid registration","status_code":"V","status_short":"Valid","street":"PO BOX 3426","street2":"","type_aircraft":"Fixed-wing, single engine","type_aircraft_code":"4","type_engine":"Piston (reciprocating)","type_engine_code":"1","unique_id":"00310311","url":"https://staging.data.eflight.com/aircraft/N54R","watchlist_group":null,"watchlist_note":null,"weight_class":"","year_mfr":1981,"zip":"660460426"}