Trail Race Time Predictor
mi/ftkm/m
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Prazska Stovka Prague Ultra Trail Prazska Stovka Trasa 140km

Czech Republic
135.7km
Distance
4,390m
Elevation D+
2022
Latest Edition

Get Your Predicted Finish Time

Use our predictor tool to estimate your finish time based on your UTMB Index and data from 35 finisher records.

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Gear up for your 136km race

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Trail Shoes

For 100+ miles on technical terrain, invest in shoes you've tested thoroughly. Salomon and Inov-8 are proven choices.

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Hydration Vest

A well-fitting vest is crucial for 100+ miles. Salomon ADV Skin is the gold standard. Test any vest on long training runs first.

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Nutrition & Gels

For 136km, you'll need 60-90g carbs per hour. Maurten gels are stomach-friendly, or try Tailwind for an all-in-one drink mix.

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Trekking Poles

With 4,390m of climbing, poles will save your legs. Worth the investment for this much elevation.

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Headlamp

You'll definitely run through darkness. Bring a reliable headlamp (300+ lumens) and a backup. Petzl and Silva are trusted choices.

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