Ultramarathon
- Ascent
- Unavailable
- Climb density
- Unavailable
- Descent
- Unavailable
- Net elevation
- Unavailable
- Max absolute grade
- Unavailable
- GAP factor
- Unavailable
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| Distance | Ascent | Climb density | Descent | Net elevation | Max absolute grade | GAP factor |
|---|---|---|---|---|---|---|
| Ultramarathon | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable |
| Marathon | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable |
| Other | 1,641 m | 71.3 m/km | 634 m | 1,007 m | 35.0% | 40.3% |
| 10K | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable | Unavailable |
GAP factor is % slower than a flat course. Unavailable cells mean no sourced value is available yet. Click a distance for its full page.
Marathon du Mont-Blanc, Chamonix offers Ultramarathon, Marathon, Other, 10K, all run from the same event.
available route profile, race-day conditions, and source facts are shown on this event page. Sections appear only when their source-backed data is available.