Saturn Running - Midweek Chasing Numbers

MAR
6
2026
Join Saturn Running for a riverside 7 hour time challenge at Staines along the Thames where you choose how far to run, from 3km up to 50km. Enjoy signed laps, aid stations, goody bags and finisher medals for those completing 3km or more.
7 hour 50 kilometers Marathon Half Marathon 10 kilometers 5 kilometers

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Event overview

Midweek Chasing Numbers Mar 2026 is a time-challenge running event organised by Saturn Running at The Last Hop, Thames Edge Court, Clarence Street, Staines, TW18 4SU. The event uses a 7-hour Time Challenge format that lets participants choose how far to run. The minimum official finisher distance is 3km. Standard entry prices listed range from £18 to £27. A £20 entry price is available only to members. Number pick up is on the day at race registration. Headphones are allowed. Events take place on public footpaths and participants are asked to be considerate of other path users.

Course, distances and facilities

The course runs along a stretch of the River Thames. It is fully signed and mainly on well made paths and tarmac, with a very short grass section. Road shoes are suitable. The lap is stated as 4.37 miles (7km) but may change to a 3.28 mile loop depending on course conditions. A 3k turn point and 5k turn point are provided within the lap. It is three laps for a half marathon, six for a marathon, seven or more for an ultra, and a 50km option is available.

Distances:

  • 3km
  • 5km
  • 10km
  • Half Marathon
  • Marathon
  • 50km
  • Ultra Marathon
  • Time Challenge

Facilities include toilets and changing rooms at the venue, an aid/drinks table at the start/finish of each lap with a range of food items, goody bags (including a vegan option), medals for finishers completing at least 3km, and distance pins for half-marathon and longer. Car parking is available at Bridge Street Car Park, Staines, TW18 4TP. Visit the organization's website for the most recent information.

7 hr
Time Challenge
50 km
Marathon
Marathon
Half Marathon
Half Marathon
10 km
5 km
Ultra Marathon