Free race tools
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Race day tools
Pacing, power and prediction calculators built by Ogging coaches. Free to use, metric, no sign-up.
Ironman & 70.3 Time Calculator
Project your full race — swim, bike, run and finish time — with coach's notes on where your time is hiding.
Cycling
Bike Threshold Power (FTP) & Race Power
Estimated FTP
— W
Recommended 90 km (70.3)
— W
range — W
Recommended 180 km (Ironman)
— W
range — W
Notes: FTP from test type (20′×0.95, 2×8′×0.90, 60′×1.00, Ramp MAP×0.75). 70.3 pacing ≈ 0.78–0.85 IF; 140.6 pacing ≈ 0.68–0.75 IF.
Running
Marathon Time Calculator
Distance 42.2 km
Estimated finish time
–:–:–
Predicted splits (cumulative)
5K
–:–:–
10K
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15K
–:–:–
Half
–:–:–
30K
–:–:–
Finish
–:–:–
Running
Pace Band Generator
Average pace
— /km
Ready to generate…
Running
Running Threshold from 5×1km
Estimated threshold pace (per km)
–:–
Distance in 60 min at threshold
– km
Predicted finish times
10K
–:–:–
Half Marathon (21.1)
–:–:–
Marathon (42.2)
–:–:–
Method: trimmed mean of reps (drops fastest & slowest if all five provided) + rest adjustment (~+7s/km per 60s recovery, max +15s/km). Riegel exponent 1.06 for predictions.
Running
Running Threshold Calculator
Assumes threshold ≈ pace you can hold for ~60 minutes. Predictions use Riegel exponent 1.06.
Distance in 60 min (from threshold pace)
– km
Predicted finish times
10K
–:–:–
Half Marathon (21.1)
–:–:–
Marathon (42.2)
–:–:–
Numbers Are the Easy Part
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