Plan your perfect race. Calculate split times, choose your pacing strategy, and cross the finish line with confidence.
Total Distance
42.2 km
Finish Time
3:31:00
Run both halves at identical pace to maintain steady energy output
Finish faster than you start by running the second half quicker
Strategic faster start with minimal slowdown for optimal performance
Gradual acceleration divided into three equal segments
Strategic energy preservation for a powerful finish
| KM | Target Pace | Cumulative Time |
|---|---|---|
| 5 | 5:00/km | 25:00 |
| 10 | 5:00/km | 50:00 |
| 15 | 5:00/km | 1:15:00 |
| 20 | 5:00/km | 1:40:00 |
| 25 | 5:00/km | 2:05:00 |
| 30 | 5:00/km | 2:30:00 |
| 35 | 5:00/km | 2:55:00 |
| 40 | 5:00/km | 3:20:00 |
| 42.2 | 5:00/km | 3:31:00 |
Add ~2% for imperfect racing lines
Add ~3% for water stations
Realistic Distance
42.20 km
Realistic Time
3:31:00