By Limitless LL

Limitless Bike Strategy

Ironman Bike Pacing Strategy

Upload your bike course, enter your FTP and target intensity, and create a smart pacing plan for the Ironman bike leg.

1. Upload Bike Course

GPX supported. FIT and TCX support coming in future versions.

Upload GPX bike course

Using fallback sample course. Upload a GPX file to replace it.


Sample Ironman-style course
Demo course
Sample
km
m
m
m
m
terrain based
Elevation profile · coloured by intensity

Terrain-based segments. Watts are shown over the mountain profile.

<75%75–85%85–90%90–95%>95%

2. Athlete & Ironman Intensity

Target Ironman IF0.70

0.80–0.90 is very aggressive and mainly useful for testing scenarios, not normal Ironman pacing.

FTP × IF
target W/kg
scenario adjusted
weighted
approximate
marathon risk

3. Pacing Scenarios

4. Terrain Segments

Simplified stable version: the track is divided by terrain changes, then very short sections are merged.

SegKmElev +/-GradientTypePower%FTPSpeedTimeCoach note
Limitless LL · Simplified stable MVP