Gezondheid & Fitness / Train op zones.
Cardio & Zones
Maximale hartslag (Tanaka), Karvonen-hartslagzones, tempo ↔ snelheid omrekenen en VO2max uit je 5K-tijd voor r/running, r/cycling en r/Rowing.
8 tools beschikbaar
Max Heart Rate Calculator (Tanaka)
Estimate HRmax from age with the Tanaka formula.
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Heart Rate Zone Calculator (Karvonen)
See your 5 training zones from resting HR and HRmax.
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Pace Converter (min/km ↔ min/mi ↔ km/h ↔ mph)
Convert running pace between metric and imperial units.
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VO2max Estimator from 5K Time
Estimate VO2max and equivalent race times from a recent 5K.
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Heat Index Calculator (NWS Rothfusz)
Get the felt-air temperature from heat and humidity.
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Running Pace Zones Calculator
Get easy / tempo / threshold / interval / repetition paces from a recent race or threshold pace.
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Race Time Predictor (Riegel)
Predict your 5K / 10K / half / marathon time from any other race result.
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Race Splits Calculator
Get per-mile or per-km splits to hit a goal finish time.
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