Race analysis · free · no account

Races, by the splits.

Search your name for a free report on any IRONMAN or 70.3 you've finished. Or read how the big races were won. All from the official results.

Example · 70.3 Portugal-Cascais · 17 Oct 2026Example athlete M30-345:13:3239thof 271 in M30-34Top 14%age groupBike hunterrace patternSee the full example →
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How the big races were won

Race analysis · IRONMAN Florida 2026

How IRONMAN Florida 2026 was won

Magnus Ditlev’s 7:19:17, the fastest full-distance race ever recorded, Alanis Siffert’s course record — and what 2,013 age-groupers did on the same course

Magnus Ditlev led from the first bike checkpoint, rode 3:51:16 and finished in 7:19:17 — nobody has covered the distance faster. Alanis Siffert ran down the women’s race inside five miles of the marathon. Behind them, 2,013 age-groupers finished; here is their day in the numbers, with no names attached.

9 November 2026 · 11 min read
Race analysis · 97 race days

What heat does to an Ironman marathon

17,763 athletes who raced on a cooler and a hotter day: every degree costs about half a percent of the marathon, and almost nothing on the bike

Heat hits one leg of an Ironman. Comparing 17,763 age-groupers’ cooler and hotter races, a degree of race-day high costs 0.53% of marathon time and 0.05% of bike time. Here is the whole database, no names, on what the forecast does to your day.

9 November 2026 · 10 min read
Race analysis · Kona 2026

How Kona 2026 was won

Vincent Luis’s first (and last?) dance, and Taylor Knibb’s redemption — by the splits

Vincent Luis came off the bike sixth on his Kona debut and won with the second-fastest marathon. Taylor Knibb led from the bike, lost the lead at mile 21 and won it back a kilometre from the line. Here is the race in the official splits.

23 October 2026 · 6 min read
By the numbers

Qualifying times, results and plans

What's in your report

Everything the results can tell you.

Through the field

The athletes who finished around you, ranked at every timing point.

Splits vs your age group

Every leg against the winner, the top 10 and the median.

Where the time went

Each leg against athletes who finished within five minutes of you.

Your race pattern

Bike hunter, closer, fader, front-runner: computed, not guessed.

Fade index

Your run against what athletes who rode your bike split ran that day.

Your next race

Current form on any upcoming course, and after a year of training.

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