Saturn 7 Hour Time Challenge - Wraysbury

Wraysbury, United Kingdom • 24 Jul 2026

Event overview

This is a 7-hour timed challenge held on Friday, 24 July 2026 at Wraysbury Skiff & Punting Club, Egham, TW20 0AE. Runners may choose how many laps to complete within the time limit. A finisher medal is awarded to anyone who completes at least 3 km. Goody bags are provided, including a vegan option. Headphones are allowed.

Distances

  • Minimum 3 km (turn point within the lap)
  • Full lap 7 km (4.37 miles; may change to a 3.28-mile loop)
  • Half marathon: 3 laps
  • Marathon: 6 laps
  • Ultra: 7 laps or more
  • 50 km option available

Course and facilities

The course runs along a stretch of the River Thames. It is fully signed and mainly on made paths and tarmac, with a very short grass section. Road shoes are suitable year round. An aid and drinks table is located at the start/finish area for each lap, offering savoury, sweet, fruit, cheese and vegan items. Toilets, changing facilities and a bag drop are available at the venue; the bag drop is not secure.

Entries and rules

Maximum 300 entrants. Entries close 23/07/2026. Minimum age is 12 years. Runners aged 18 or 19 may run up to 45 km; those over 45 km must be at least 20 years old. Transfers and deferrals are allowed under organiser terms. The event is organised by Saturn Too Limited. Visit the organization's website for the most recent information.

Race information

7 hr
7 Hour Time Challenge
Visit the organization's website for the most recent information.
Trail runs nearby

Run through ancient woodlands and farmland at One in the Woods Henley, with a half marathon, 10k and a 1k Little Sprinters at Culden Faw Estate. Enjoy chip timing, a finisher medal, on course water and a lively event village.

Celebrate Valentine's Day with riverside laps along the scenic Thames at Xcel SPORTS HUB. Choose 5k to ultra, run as many laps as you like within a one hour start window and 7 hour limit, and earn a bespoke finisher medal.

Take on the Hot Lips Run at Crystal Palace Park and choose how many 1.65 mile laps to tackle, from 5k to ultra, on scenic off road trails with rolling hills. Timed with a 7 hour limit and a finisher memento for all entrants.

Riverside races at Wraysbury Skiff & Punting Club near historic Runnymede. Marathon, half marathon and 10 km run on flat out and back laps along the Thames with marked turnarounds, check points and chip timing.