Tire Rolling Resistance
Effective Frontal Area (0.4 to 0.7 is typical).
m2
Drag Coefficient (Use default value).
Air Density (or Air Density from Temperature, Barometric Pressure, and altitude).
kg/m3   
Sea Level   1.226
1500 Meters   1.056
3000 Meters   0.905
Weight of Rider and Bike.
kg
Coefficient of Rolling Resistance.
Wooden Track 0.001
Smooth Concrete 0.002
Asphalt Road 0.004
Rough but Paved Road 0.008
Tire Type

Tire Pressure
  (50 to 150 psi)
Slope.
Rise/Run (decimal)
Speed.
m/s
Pedal Cadence.
rev/min
Crank Length.
mm
Effective Pedaling Range.
degrees

© 2004 Tom Compton