Every chart on this site comes from one athlete’s hardware in one race. Every conclusion shows its data.
1,157 heart rate samples from a 2:01:06 finish in Bengaluru — mapped to all 16 segments, decomposed into zones, drift, and recovery. Five charts, one race, one body.
Focused deep-dives, one chart each, each answering one question.
Five more analyses being prepared from the same race data, publishing weekly:
New analysis every Sunday · check back, or RSS coming soon