AluCalc OS
Engineering Intelligence v5.0
Calculators
Academy
Launch Workspace
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v5.0.0 — BUILD 2026-05-27
Aero Dynamics
ISA Flight Envelope Engine
Standard Atmosphere (ISA)
Altitude (h)
0 m
Flight Conditions
Velocity (v)
250 m/s
Wing Area (S)
120 m²
Lift Coeff (C_l)
0.50
Drag Coeff (C_d)
0.025
Density (ρ)
1.2250
kg/m³
Pressure (P)
101.3k
Pa
Temperature (T)
288.1
Kelvin
LIFT (L)
2.30M
N
DRAG (D)
114.84k
N
Aerodynamic Efficiency
Lift-to-Drag Ratio (L/D)
20.0
Efficiency Metric