Trail du Grand Sénonais
29–30 May 2027 · Sens (Yonne)
The races
- 29 MayTrail 12 km12 km120 m D+
- 29 MayTrail 20 km20 km270 m D+
- 29 MayTrail 100 km100 km2,800 m D+
- 30 MayTrail 40 km40 km1,100 m D+
Your preparation for Trail du Grand Sénonais
You have 30 weeks left.
You can start today.
40 km trail · 1,100 m elevation gain
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I'm starting from scratch
3 runs per week
Your longest run: 3 h 41
Peak elevation gain: 1,100 m per week
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I've been running for less than a year
3 runs per week
Your longest run: 3 h 56
Peak elevation gain: 1,100 m per week
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I've been running for more than a year
4 runs per week
Your longest run: 3 h 05
Peak elevation gain: 1,100 m per week
20 km trail · 270 m elevation gain
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I'm starting from scratch
3 runs per week
Your longest run: 2 h 39
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I've been running for less than a year
3 runs per week
Your longest run: 2 h 42
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I've been running for more than a year
4 runs per week
Your longest run: 2 h 18
12 km trail · 120 m elevation gain
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I'm starting from scratch
3 runs per week
Your longest run: 1 h 06
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I've been running for less than a year
3 runs per week
Your longest run: 1 h 09
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I've been running for more than a year
4 runs per week
Your longest run: 56 min
How to prepare for a trail race
Your preparation
You have 30 weeks left.
Other upcoming races · Yonne
- Trail du Soldat Bleu 8 November 2026 · Vassy-sous-Pisy
- Trail nocture 14 November 2026 · Saint Bris le Vineux
- Cross d Auxerre 15 November 2026 · Auxerre
- Trail Ancy By Night 28 November 2026 · Ancy le Franc
- Corrida d'Auxerre 8 December 2026 · Auxerre
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