A data frame with the following fields
- designator
the aircraft type designator, e.g. "A310".
- aircraft_description
the aircraft description, e.g. "LandPlane".
- description
the aircraft , e.g. "IT".
- wtc
the aircraft wake turbulence category, e.g. "M".
- engine_count
the number pf engines, e.g. "2". Note: this is not a number unfortunately, there is one model encoded
C- engine_type
the engine type, e.g. "Jet".
- last_updated
the date when the data have been last updated, e.g. "2023-05-19".