Correlation

To date around 2,469 Navions have been built. The first 1,109 Navions were built in 1946-1947, by North American Aviation (now a division of Rockwell International). North American sold the design to Ryan Aeronautical Corp., and they produced 1,240 Ryan Navions between 1949-1951. In 1961 the Navion Aircraft Corp. produced around 120 Rangemaster Navions.

1949-1951 Ryan Navion Performance Figures

*With full 2,750 lb. gross load, zero wind at sea level

 

 

 

 

Over

 

 

 

 

 

 

DWT

Schmidt

Angle of attack

.76

.6

Elevator Def

9.65

?

Cl

.415

.415

Cd

-

.051

Cla

5.15

4.44

Cda

-

.330

Cma

-.8721

-.683

Cmq

-6.87

-9.96

Cmad

-3.08

-4.46

de/da

.4485

-

Cld

.67

.355

Cmd

-1.67

-.889

 

DWT

Schmidt

Short term freq

3.533

3.613

Short term damping

.533

.71

Long term freq

.2246

.21

Long term damping

.071

.082

 

 

 

 

 

 

 

 

 

 

 

 

DWT

Perkins&Hage

Etkin

Seckel

Datcom

Wind Tunnel

Flight Test

Angle of attack

-.732

Elevator Def

8.28

Cl

.271

Cd

-

Cla

5.23

4.36

4.25

4.54

5.5

4.52

6.04

Cda

-

Cma

-.91

-.83

-.715

-.545

-1.24

-.95

-

Cmq

-6.99

-9.6

-9.75

-9.5

-13.29

-

-

Cmad

-2.99

-3.0

-4.91

-4.91

-6.58

-

-

de/da

.428

Cld

.66

Cmd

-1.68

-1.42

-1.42