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"payload_version": "1.0",
"status": "Success",
"mode": "ROAD",
"target_date": "2026-09-27",
"track_metrics": {
"distance_km": 277.93,
"total_ascent": 3813,
"max_altitude": 212.3
},
"planning_tools": {
"weather_forecast": {
"status": "Success",
"metadata": {
"date_analyzed": "2026-09-27",
"local_timezone": "America/Toronto",
"target_time_local": "09:00",
"location": {
"lat": 45.44498,
"lon": -73.43462
}
},
"tactical_forecast": [
{
"time": "09:00",
"temp": "14.4",
"app_temp": "9.7",
"rain_prob": "19",
"rain_mm": "0.0",
"wind": "27.5",
"gusts": "54.7",
"wind_direction": "37"
},
{
"time": "10:00",
"temp": "16.3",
"app_temp": "11.6",
"rain_prob": "19",
"rain_mm": "0.0",
"wind": "28.5",
"gusts": "49.7",
"wind_direction": "45"
},
{
"time": "11:00",
"temp": "17.8",
"app_temp": "13.0",
"rain_prob": "19",
"rain_mm": "0.0",
"wind": "29.3",
"gusts": "47.5",
"wind_direction": "47"
},
{
"time": "12:00",
"temp": "18.5",
"app_temp": "14.1",
"rain_prob": "19",
"rain_mm": "0.0",
"wind": "27.2",
"gusts": "41.4",
"wind_direction": "55"
},
{
"time": "13:00",
"temp": "18.8",
"app_temp": "14.7",
"rain_prob": "19",
"rain_mm": "0.0",
"wind": "26.2",
"gusts": "39.2",
"wind_direction": "47"
},
{
"time": "14:00",
"temp": "18.6",
"app_temp": "15.0",
"rain_prob": "19",
"rain_mm": "0.3",
"wind": "24.9",
"gusts": "38.5",
"wind_direction": "59"
},
{
"time": "15:00",
"temp": "16.3",
"app_temp": "14.6",
"rain_prob": "27",
"rain_mm": "0.5",
"wind": "12.2",
"gusts": "35.6",
"wind_direction": "71"
},
{
"time": "16:00",
"temp": "15.1",
"app_temp": "14.0",
"rain_prob": "27",
"rain_mm": "0.6",
"wind": "10.2",
"gusts": "30.6",
"wind_direction": "108"
},
{
"time": "17:00",
"temp": "15.8",
"app_temp": "14.2",
"rain_prob": "27",
"rain_mm": "0.1",
"wind": "12.0",
"gusts": "34.2",
"wind_direction": "41"
}
],
"reference_conditions": {
"temp_actual": 14.4,
"temp_apparent": 9.7,
"rain_probability": 19,
"precipitation_mm": 0,
"wind_speed": 22,
"wind_gusts": 54.7,
"wind_direction": 37,
"reference_hour_local": "9:00",
"temp_max": 18.8,
"temp": 16.8,
"wind_dir_degrees": 56,
"reference_hour": "Calculated window 09-17"
},
"safety_advice": {
"status": "[CAUTION]",
"message": "Significant hazards: Moderate rain or strong crosswinds expected. Use extreme care.",
"wind_risk_score": 43.8,
"gear_advice": "Spring/Fall (Knee/arm warmers, windproof gilet, medium base layer)"
}
},
"nutrition_plan": {
"status": "Success",
"mission_nutrition_briefing": {
"fluids": {
"total_liters": 8.8,
"hourly_average_ml": 1042
},
"carbohydrates": {
"total_grams": 1008,
"hourly_target_g": 120,
"recommended_ratio": "2:1 Glucose-to-Fructose (or 1:0.8 ratio)",
"intensity_context": "Race / Threshold"
},
"electrolytes": {
"total_sodium_mg": 15768,
"hourly_sodium_mg": 1876
},
"tactical_advice": [
"FUELING ALERT: High target (120g/hr). Use 2:1 Glucose-to-Fructose (or 1:0.8 ratio) to prevent GI distress.",
"BONK RISK: Prolonged high intensity. Maintain feeding window to avoid glycogen crash.",
"ELECTROLYTE CRITICAL: High loss (1876mg/hr). Supplement bottles with salt."
]
}
},
"mud_risk": null
},
"climb_analysis": [
{
"km_start": 103.8,
"dist_km": 3.25,
"gain_m": 137,
"avg_grade": 4.2,
"category": "Cat 4"
},
{
"km_start": 116.2,
"dist_km": 2.82,
"gain_m": 156.4,
"avg_grade": 5.5,
"category": "Cat 3"
},
{
"km_start": 116.2,
"dist_km": 2.82,
"gain_m": 156.4,
"avg_grade": 5.5,
"category": "Cat 3"
},
{
"km_start": 116.2,
"dist_km": 2.82,
"gain_m": 156.4,
"avg_grade": 5.5,
"category": "Cat 3"
},
{
"km_start": 116.2,
"dist_km": 2.82,
"gain_m": 156.4,
"avg_grade": 5.5,
"category": "Cat 3"
},
{
"km_start": 116.2,
"dist_km": 2.83,
"gain_m": 156.4,
"avg_grade": 5.5,
"category": "Cat 3"
},
{
"km_start": 116.2,
"dist_km": 2.82,
"gain_m": 156.4,
"avg_grade": 5.5,
"category": "Cat 3"
},
{
"km_start": 116.2,
"dist_km": 2.82,
"gain_m": 156.4,
"avg_grade": 5.5,
"category": "Cat 3"
},
{
"km_start": 116.2,
"dist_km": 2.82,
"gain_m": 156.4,
"avg_grade": 5.5,
"category": "Cat 3"
},
{
"km_start": 116.2,
"dist_km": 2.82,
"gain_m": 156.4,
"avg_grade": 5.5,
"category": "Cat 3"
},
{
"km_start": 116.2,
"dist_km": 2.82,
"gain_m": 156.4,
"avg_grade": 5.5,
"category": "Cat 3"
},
{
"km_start": 116.2,
"dist_km": 2.82,
"gain_m": 156.4,
"avg_grade": 5.5,
"category": "Cat 3"
},
{
"km_start": 116.2,
"dist_km": 2.82,
"gain_m": 156.4,
"avg_grade": 5.5,
"category": "Cat 3"
}
],
"performance_simulation": [
{
"climb": "Climb @ km 103.8 (Cat 4)",
"est_time_min": 5.6,
"est_vam": 1471,
"target_wkg": 7.6,
"weather_adjusted_wkg": 7.75
},
{
"climb": "Climb @ km 116.2 (Cat 3)",
"est_time_min": 5.4,
"est_vam": 1740,
"target_wkg": 7.6,
"weather_adjusted_wkg": 7.75
},
{
"climb": "Climb @ km 116.2 (Cat 3)",
"est_time_min": 5.4,
"est_vam": 1740,
"target_wkg": 7.6,
"weather_adjusted_wkg": 7.75
},
{
"climb": "Climb @ km 116.2 (Cat 3)",
"est_time_min": 5.4,
"est_vam": 1740,
"target_wkg": 7.6,
"weather_adjusted_wkg": 7.75
},
{
"climb": "Climb @ km 116.2 (Cat 3)",
"est_time_min": 5.4,
"est_vam": 1740,
"target_wkg": 7.6,
"weather_adjusted_wkg": 7.75
},
{
"climb": "Climb @ km 116.2 (Cat 3)",
"est_time_min": 5.4,
"est_vam": 1734,
"target_wkg": 7.6,
"weather_adjusted_wkg": 7.75
},
{
"climb": "Climb @ km 116.2 (Cat 3)",
"est_time_min": 5.4,
"est_vam": 1740,
"target_wkg": 7.6,
"weather_adjusted_wkg": 7.75
},
{
"climb": "Climb @ km 116.2 (Cat 3)",
"est_time_min": 5.4,
"est_vam": 1740,
"target_wkg": 7.6,
"weather_adjusted_wkg": 7.75
},
{
"climb": "Climb @ km 116.2 (Cat 3)",
"est_time_min": 5.4,
"est_vam": 1740,
"target_wkg": 7.6,
"weather_adjusted_wkg": 7.75
},
{
"climb": "Climb @ km 116.2 (Cat 3)",
"est_time_min": 5.4,
"est_vam": 1740,
"target_wkg": 7.6,
"weather_adjusted_wkg": 7.75
},
{
"climb": "Climb @ km 116.2 (Cat 3)",
"est_time_min": 5.4,
"est_vam": 1740,
"target_wkg": 7.6,
"weather_adjusted_wkg": 7.75
},
{
"climb": "Climb @ km 116.2 (Cat 3)",
"est_time_min": 5.4,
"est_vam": 1740,
"target_wkg": 7.6,
"weather_adjusted_wkg": 7.75
},
{
"climb": "Climb @ km 116.2 (Cat 3)",
"est_time_min": 5.4,
"est_vam": 1740,
"target_wkg": 7.6,
"weather_adjusted_wkg": 7.75
}
],
"tactical_alerts": [
{
"km": 3.3,
"type": "ECHELON RISK",
"detail": "22.0km/h Crosswind"
},
{
"km": 5.2,
"type": "ECHELON RISK",
"detail": "22.0km/h Crosswind"
},
{
"km": 15.4,
"type": "ECHELON RISK",
"detail": "22.0km/h Crosswind"
},
{
"km": 22.3,
"type": "ECHELON RISK",
"detail": "22.0km/h Crosswind"
}
],
"pre_climb_positioning": [],
"tactical_action_zones": [
{
"km": 258.21,
"grade": -17.4,
"type": "Steep Technical Descent",
"difficulty": "high"
},
{
"km": 260.56,
"grade": 12.7,
"type": "Explosive Wall / Attack Point",
"difficulty": "medium"
},
{
"km": 271.63,
"grade": -17.4,
"type": "Steep Technical Descent",
"difficulty": "high"
},
{
"km": 273.99,
"grade": 12.7,
"type": "Explosive Wall / Attack Point",
"difficulty": "medium"
},
{
"km": 275.48,
"grade": -10.3,
"type": "Steep Technical Descent",
"difficulty": "low"
},
{
"km": 277.88,
"grade": -25,
"type": "Steep Technical Descent",
"difficulty": "high"
}
],
"report_path": "..."
}