Track Gear Selection
Maximum Speed Expected 
m/s
Highest Cadence 
rev/min
Lowest Cadence 
rev/min
Chainring From 
Chainring To 
Cog From 
Cog To 
Wheel Diameter 
mm
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
Slope.
Rise/Run(decimal)
Crank Length.
mm
Effective Pedaling Range.
degrees


 

©2001 Tom Compton