Final answer:
The minimum flight weight for a CRJ 550, known as Operating Empty Weight (OEW), varies per aircraft and is not a standardized publicly released figure. It includes the weight of the aircraft's airframe, engines, and essential equipment but excludes payload and usable fuel.
Step-by-step explanation:
The minimum flight weight for a CRJ 550 aircraft, also known as Operating Empty Weight (OEW), is a specific figure that varies slightly for each individual aircraft based on the configuration and specific equipment installed. It is not a standard figure that is publicly released, as it can change with different operator configurations and options chosen.
To get the exact minimum flight weight for a specific CRJ 550, one would typically need to refer to the aircraft's weight and balance manual or contact the operating airline or manufacturer directly - Bombardier Aerospace. Generally, for aircraft, the OEW includes the weight of the airframe, engines, unusable fuel, and all operator items and equipment required for flight but does not include payload or usable fuel.