v6 — chart-type toggle added (Kilometers default, Fitness, Form/TSB). Three lenses on the same training data, none of them framed as a target to hit.
9:41
Current Goal
Boston Marathon
Apr 21Race Day
12 wksRemaining
3:15:00Target
Wk 1← Wk 8 nowRace
Building
38km this week
Built from 28 km baseline four weeks ago. On track for current phase.
Your fitness is developing steadily. Stay consistent through Saturday's long run — that's the load that locks in the gains. No need to chase extra volume.
Weekly Volume
Week 8 · This weekBase building
3/5Workouts done
38kmDistance
245TSSLoad
Analytics
Saved Insights
5 charts · tap to expand
Aerobic Development
Improving · Last 8 weeks
Aerobic efficiency up 14% over 8 weeks. Threshold efforts are getting easier at the same heart rate.
Long Run Progression
Last 8 weeks · km
Long runs averaging 33km, up from 20km at the start of the block. Peak long run was 38km in week 7.