Triathlon Lab

Races

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Open the full race catalog and use the complete search, country, brand, and distance filters.

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Athletes

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Search the combined athlete catalog, then switch between pro and age-group context as needed.

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Rankings

Ranking models

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Race-feed rankings and Triathlon Lab power indexes for current pro form.

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Race rankings

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T100 Race RankingsT100 only

WTCS Race RankingsWorld Triathlon

Power rankings

Long-Course Power Index70.3 + T100 Full-Distance SpecialistsFull IM first Middle-Distance Specialists70.3/T100 first Short-Course SpecialistsWTCS required

Start List Explorer

Start-list explorer

Podium pick research

Research a start list with linked athlete profiles, recent form, scorecards, and course context.

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Research workspace

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Useful context

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ToolsWIP

Research tools

Find the right research path

A compact set of working tools for planning, searching results, and choosing races.

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Planning

Kona FinderSlot-fit planner Race FinderCourse and race catalog

Reference

World Triathlon ReferenceOfficial context ChangelogUpdates

Pro Age Group

Building race view...

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Master athlete

Stephen Macdonald

Unified profile powered by master athlete and result tables.

maleUSAge GroupViewing AG

IDs>

WTC IDf06ea41d-5925-47c1-8296-94163864449f

Pro results

AG results

Races

Best finish

#389

Race history

1 results

2023 IRONMAN Maryland

Sep 17, 2023fullM40-44

#389

Place

Finish

11:26:48

Swim

0:16:46

Bike

5:35:33

Run

5:11:50

		Race							Finish
389	805	IRONMAN Maryland 2023Age Group140.6	Sep 17, 2023	0:16:46 0:26/100m	0:06:45	5:35:33 20.0 mph	0:15:54	5:11:50 11:54/mi	11:26:48