Estimate TSS from your heart rate

Enter the highest BPM in each of your zones.
Zone 5 ends should be your max HR.

{{zone.name}} bpm


Your estimated TSS is {{tss | number:'1.1-1'}}

FTP w

You would have normalized {{averagePower | number:'1.1-1'}}w to accumulate {{tss | number:'1.1-1'}} TSS.

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