michigan_nrt400

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Track Information

  • Track: MICHIGAN INTERNATIONAL SPEEDWAY«
  • Type: 2-mile D-shaped Oval
  • City:
  • State: MI
  • Tire Heat: 0.95 ; > modifies amount of heat going into the tire at a given track
  • Tire Wear: 0.93 ; > 1.0 means more wear, i.e. 2.0 is twice normal wear, 0.5 is half normal wear
  • Tire Wear Loss: 0.21 ; percentage of grip lost at full tire wear
  • Tire Wear Expectancy: 1.15 ; > 1.0 gives a bigger fall off later in run < 1.0 gives a bigger fall off early in run
  • Track Temp: 66.7 ; track average temperature on April 1 in deg F
  • Track Temp Range: 4.5 ; one standard deviation from average in deg F
  • Wind Direction: 270 ; compass heading in degrees from which wind is most likely (in this case from Northwest)
  • Cloud Cover Probability: 0.65 ; probability of cloud cover, 0.0 to 1.0
  • Track Temp Swing: 20.0 ;
  • Wind Speed: 8.1 ; average wind speed at the track in MPH
  • Wind Speed Range: 5.0 ; one standard deviation from average in MPH
  • Pace Speed: 65
  • Pit Speed: 55.0