How to register on the Ultra Challenge website
- Choose your distance.
- Choose from the fundraising, part payment or self-funded options.
- Complete the registration form, making sure to select Christian Aid as your chosen charity from the dropdown list (you’ll find us under ‘Overseas Aid’, or you can use the search function).
- That’s it! Ultra Challenge will let us know that you’ve registered, and we’ll be in touch to welcome you to the team.
Register now for 2026
Secure your spot for the Thames Moonlight 10
Image credits and information
Credit: All promotional imagery belongs to Ultra Challenge Ltd
How we'll support you
Pre – event
- Fundraising advice, resources and support from our dedicated events team.
- A Christian Aid branded running vest.
At event
- Souvenir neck buff & glow-stick
- Medal & glass of fizz at finish
- Hot food at the finish
Contact us
If you have any questions about taking on an Ultra Challenge for Christian Aid, or would like to chat about joining our team, get in touch with us – we'd love to hear from you!