# Cycling Workout Analysis Report

*Generated on 2025-08-30 20:31:04*

**Bike Configuration:** 38t chainring, 16t cog, 22lbs bike weight
**Wheel Specs:** 700c wheel + 46mm tires (circumference: 2.49m)

## Basic Workout Metrics
| Metric | Value |
|--------|-------|
| Total Time | 1:41:00 |
| Distance | 28.97 km |
| Calories | 939 cal |

## Heart Rate Zones
*Based on LTHR 170 bpm*

| Zone | Range (bpm) | Time (min) | Percentage |
|------|-------------|------------|------------|
| Z1 | 0-136 | 0.0 | 0.0% |
| Z2 | 136-148 | 0.0 | 0.0% |
| Z3 | 149-158 | 0.0 | 0.0% |
| Z4 | 159-168 | 0.0 | 0.0% |
| Z5 | 169+ | 0.0 | 0.0% |

## Technical Notes
- Power estimates use enhanced physics model with temperature-adjusted air density
- Gradient calculations are smoothed over 5-point windows to reduce GPS noise
- Gear ratios calculated using actual wheel circumference and drive train specifications
- Power zones based on typical cycling power distribution ranges