Ultra-Trail des Coursières - Le 50 km des Coursières 2027
The forecast arrives five days before the start.
Here you'll find the elevation profile and an estimated finish time based on your UTMB Index.
What's your time based on your UTMB?
Times estimated by the RAVIT model, learned from real ultra-trail finish times. Enter your UTMB Index (utmb.world) to get a personalized estimate.
Cut-off times and crew - Ultra-Trail des Coursières - Le 50 km des Coursières · 2027
| Aid station | Cum. km | Cum. D+ | Seg. km | Seg. D+ | Seg. D- | Crew | Cut-off | Access |
|---|---|---|---|---|---|---|---|---|
| Arrivée | 51.9 | 1,935 m | 51.9 | 1,935 m | 1,835 m | — | Sun 12:30 AM |
Data from the official race rules, checked for every edition. The race rules prevail. Positions are interpolated along the GPX track and are a guide, not official course marking.
What you'll find at each aid station
Aid station contents not documented.
La feuille de ton assistance pour Ultra-Trail des Coursières - Le 50 km des Coursières · 2027
Les règles d'assistance de cette course ne sont pas encore connues : tu marqueras tes rendez-vous toi-même.
Recto, verso et planche d'étiquettes, en PDF : l'exemple d'une coureuse de l'UTMB.
Elevation profile
The course and its aid stations
Ultra-Trail des Coursières - Le 50 km des Coursières: times, aid-station stops and fuelling needs by UTMB® Index
Between a UTMB® Index of 500 and 800, the estimated finish time on this race runs from 6h51 to 4h19, and the aid-station stop budget from 0h15 to 0h05. The longer the race, the more stops weigh: this is time you should plan to spend standing still, not only running.
Source
| UTMB® Index | Estimated time | Of which stops | Night hours | Carbs | Fluid | Sodium | Cut-off margin |
|---|---|---|---|---|---|---|---|
| 500 | 6h51 | 0h15 | — | 411 g | 4.8 L | 3,422 mg | +6h39 |
| 550 | 6h13 | 0h12 | — | 373 g | 4.3 L | 3,105 mg | +7h17 |
| 600 | 5h40 | 0h10 | — | 340 g | 4 L | 2,837 mg | +7h50 |
| 650 | 5h17 | 0h08 | — | 317 g | 3.7 L | 2,640 mg | +8h13 |
| 700 | 4h55 | 0h07 | — | 295 g | 3.4 L | 2,455 mg | +8h35 |
| 750 | 4h37 | 0h06 | — | 277 g | 3.2 L | 2,310 mg | +8h53 |
| 800 | 4h19 | 0h05 | — | 259 g | 3 L | 2,162 mg | +9h11 |
Figures based on 60 g of carbohydrate, 700 mL of fluid and 500 mg of sodium per hour, "average" preparation and mild conditions (15–25 °C). Above 25 °C, count on roughly 900 mL/h and 700 mg/h. Carbohydrate intake is trained: 60 g/h is a floor, 90 g/h assumes a glucose-fructose blend and a gut used to it.
In the 2027 ranking
Ultra-Trail des Coursières - Le 50 km des Coursières is 52 km and 1,935 m of elevation gain, that's 71 km-effort: category S, among 163 races in 2027. Its time limit of 13 h 30 requires a minimum speed of 3.8 km/h: rank 26 out of 145 of the widest cut-off times in S.
S trails 2027: 45 to 74 km-effort
Similar effort in 2027
- Gorge Waterfalls 50k · 71 km-effort
- Tenerife Bluetrail - TENERIFE BLUETRAIL 47k RELAY · 71 km-effort
- Rock N The Knob · 71 km-effort
Other trails worth preparing for
- Moontrail by RCBJ - Tour du plateau36 km · 1,081 m D+ · October 31, 2026
- Eco Valet'Trail - 34 Km34 km · 1,454 m D+ · November 1, 2026
- Urban Trail des 3 Panoramas de Rouen - UT3PR 72 KM71 km · 1,438 m D+ · November 1, 2026
- Moulidars - 41km41 km · 1,100 m D+ · November 1, 2026
- Urban Trail des 3 Panoramas de Rouen - UT3PR 42,2 KM MARATRAIL42 km · 1,082 m D+ · November 1, 2026
- Liévin - 36km-night35 km · 594 m D+ · November 7, 2026
- Trail du Lac de Villerest - Le Tour du Lac42 km · 1,196 m D+ · November 7, 2026
- Veni Vici 52k53 km · 1,286 m D+ · November 7, 2026
- Liévin - 61km-night60 km · 952 m D+ · November 7, 2026
Sources and method
- Time projection — times by UTMB Index are taken from the actual splits of runners in each level band on previous editions of this race, aid station stops included. No formula is used as long as these results exist.
- Trail nutrition — hourly targets for carbohydrate, fluid and sodium follow the commonly accepted ultra-endurance guidance. La Clinique du Coureur — Fuelling in trail running
- Course, aid stations and cut-offs — taken from the event's official rules, which prevail in case of any discrepancy. Official site — Ultra-Trail des Coursières - Le 50 km des Coursières
Weather for Ultra-Trail des Coursières - Le 50 km des Coursières
The weather for Ultra-Trail des Coursières - Le 50 km des Coursières will appear here as soon as the forecast models reach that date, around five days before the start: feels-like temperature, rain, snow, wind and storms, section by section and at your passage time.
Detailed weather for Ultra-Trail des Coursières - Le 50 km des Coursières, hour by hour on the courseFrequently asked questions
How many checkpoints?
Ultra-Trail des Coursières - Le 50 km des Coursières has 1 checkpoint: 1 checkpoint with undocumented contents. Details are in the two tables above.
How do I find the exact location of an aid station?
The Google Maps icon in the “Access” column opens the aid station's location: handy for planning your crew's routes.
What distance and elevation gain?
Ultra-Trail des Coursières - Le 50 km des Coursières is 52 km long with 1935 m of elevation gain.
How long to finish?
With a UTMB Index of 600 (average runner), the estimated time is around 5h40 for Ultra-Trail des Coursières - Le 50 km des Coursières.
What's the weather forecast?
The weather for Ultra-Trail des Coursières - Le 50 km des Coursières will be published on this page around five days before the start, once the forecast models reach the race date. It will be detailed section by section: feels-like temperature, rain, snow, wind and storms.
Want to stack the odds in your favor for Ultra-Trail des Coursières - Le 50 km des Coursières?
In 2 minutes, RAVIT generates your complete plan: segment-by-segment time, carbs, water and sodium at every aid station, printable roadbook.
No card required · Instant results