About Blame the Course: how the courses and fields are measured

What the site does, how every course's speed and every field's strength are measured from athletes who raced more than one course, and where the results come from.

Your own results, where your time ranks, and each race's full results with splits: free with an account. Sign up free

• Results and race reports
• Where a slot is easiest
• Slots per race
• How the rolldown works
• Is my time good?
• Race calendar
• Course speed
• Field strength
• World Championships