Marathon
- Ascent
- 922 m
- Climb density
- 21.1 m/km
- Descent
- 922 m
- Net elevation
- -0 m
- Max absolute grade
- 13.5%
- GAP factor
- 3.5%
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| Distance | Ascent | Climb density | Descent | Net elevation | Max absolute grade | GAP factor |
|---|---|---|---|---|---|---|
| Marathon | 922 m | 21.1 m/km | 922 m | -0 m | 13.5% | 3.5% |
| Half Marathon | 463 m | 21.9 m/km | 463 m | 0 m | 16.4% | 3.3% |
| 5 Mile | 172 m | 21.4 m/km | 172 m | 0 m | 14.8% | 3.6% |
GAP factor is % slower than a flat course. Unavailable cells mean no sourced value is available yet. Click a distance for its full page.
Three Forts Challenge offers Marathon, Half Marathon, 5 Mile, 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.