Neural Network-Based Adaptive Backstepping Control for Hypersonic Flight Vehicles with Prescribed Tracking Performance

Table 1

Parameters of the HFV.

Symbol	Parameter	Value
	Mean aerodynamic chord	80 ft
	Moment of inertia	slug·ft^2
	Reference area	3603 ft^2
	Air density	slugs·ft^−3
	Mass of aircraft	9375 slug
	Radius of the earth	20903500 ft
	Gravitational constant	ft^3/s^2