ABCDEFGHIJKLMNOPQRST
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Input aerodynamic properties / shape in green cells below
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Car Checks
Front
Rear
Value givenFrontRearLift Values for LUA file, +/- sign is important!
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1)Position of passenger cabin? (Front 0, 10 Rear)43.003.00FrontRear
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2)How smooth is the shape in general? (Brick 0 - 10 Egg)534783.005.00-0.2760-0.4140
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3)Flow breaking edges front? (None 0 - 10 Lots)901010.971.00
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4)Flow breaking edges rear? (None 0 - 10 Lots)109011.000.97
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5)Diffusor like thing rear? (None 0 - 10 Lots)0100100.00-2.00CD Value for LUA file
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6)Splitter like thing front? (None 0 - 10 Lots)10005-1.000.00Method 1 CD Value ResultsMethod 2 CD Value Results
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7)How high is the car (minus ride height)? [m]505015.0011.5411.54-0.04221.6768
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-22.4926-33.7389
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CD Calculation - Method 1
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You need the car's year, aspiration type, real CD value, the frontal area and power.
Input below, then use results from Cell K8.
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Year
Forced Induction?
(0 = No, 1 = Yes)
IRL Aero Quality
[-15 to +15]
IRL Car Front Area [m²]IRL Car Cd
IRL Car Power [kW]
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20181151.93000000.181000
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CD Calculation - Method 2
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If you don't have the CD value but the EFFECTIVE frontal area and power.
Input below, then use results from Cell M8.
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Year
Forced Induction?
(0 = No, 1 = Yes)
IRL Aero Quality
[-15 to +15]
IRL Car Cd*A
[m²]
IRL Frontal Area / Estimate [m²]
IRL Car Power [kW]
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20171151.89623701500
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Frontal Area Estimator
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IRL Car Height [mm]980
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IRL Car Width [mm]2,180
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IRL ~Ride Height [mm]30
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Estimated Frontal Area ~ A [m²]1.8639
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