Trai9ing.com

Trai9ing.com

Training calculators for athletes

Calculate pace, plan race targets, predict performances, and understand your training numbers.

Running
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Body composition
Explore body composition →

What do you want to calculate?

How fast do I need to run a sub-25 5K?What marathon time could a 45-minute 10K predict?What pace am I running at 12 km/h?What's my flat-equivalent pace for 6:00/km up a 2% hill?What's my BMI at 180cm and 75kg?What's my ideal weight at 180cm?