HOUSTON DAWN RUN
FUEL CALCULATOR

> SYSTEM STATUS: ONLINE

> LOCATION: HOUSTON, TX (29.76° N, 95.36° W)

> ENVIRONMENT: HIGH HUMIDITY / URBAN HEAT ISLAND

> OBJECTIVE: PRECISION CARBOHYDRATE LOADING

// HINT: 5min/km pace = 166.67 m/min
AWAITING INPUT...
VO2 (ml/kg/min) = (0.2 × S) + (0.9 × S × G) + 3.5

Calories (kcal) = VO2 × Mass(kg) × Duration(min) × 5

Carbs (g) = Calories × 0.5 × Efficiency_Factor

> S: Speed (m/min)
> G: Grade (% slope, assumed 0 for Houston flats)
> 3.5: Resting VO2 baseline (ACSM 2009)

SOURCE: American College of Sports Medicine Guidelines (2009). Running Energy Expenditure.
CONTEXT: Derived from ACSM Position Stand on Exercise Testing and Prescription.
ADAPTATION: Weighted for Houston meteorological conditions (Relative Humidity > 80%).
DATA TWIN AVAILABLE