Road and trail running

La Sans Raison

22 November 2026 · Velizy Villacoublay (Yvelines)

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The races

  • La laise10 km
  • La thérèse18 km450 m D+
  • La balèze35 km850 m D+

Your preparation for La Sans Raison

You have 3 weeks left.

You can start today.

35 km

  • I'm starting from scratch

    3 runs per week

    Your longest run: 31 min

    Peak elevation gain: 850 m per week

  • I've been running for less than a year

    3 runs per week

    Your longest run: 2 h 09

    Peak elevation gain: 850 m per week

  • I've been running for more than a year

    4 runs per week

    Your longest run: 1 h 40

    Peak elevation gain: 850 m per week

18 km

  • I'm starting from scratch

    3 runs per week

    Your longest run: 31 min

    Peak elevation gain: 450 m per week

  • I've been running for less than a year

    3 runs per week

    Your longest run: 1 h 02

    Peak elevation gain: 450 m per week

  • I've been running for more than a year

    4 runs per week

    Your longest run: 1 h 09

    Peak elevation gain: 450 m per week

10 km

  • I'm starting from scratch

    3 runs per week

    Your longest run: 31 min

  • I've been running for less than a year

    3 runs per week

    Your longest run: 1 h 00

  • I've been running for more than a year

    4 runs per week

    Your longest run: 51 min

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How to prepare for a marathon

How to prepare for a half marathon

How to prepare for a 10 km

Woman in running gear, phone in an armband, running through a park in the morning sun
Your preparation

You have 3 weeks left.

The Trainetic schedule for a plan that leads all the way to race day

Organizer

ASCV

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