Triathlon Lab

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Athletes

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Rankings

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Race rankings

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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

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Useful context

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ToolsWIP

Research tools

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

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Planning

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Reference

World Triathlon ReferenceOfficial context ChangelogUpdates

Pro Age Group

Building race view...

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Master athlete

TJ Larson

Unified profile powered by master athlete and result tables.

maleUSAge GroupViewing AG

IDs>

WTC ID017a628a-fe76-f011-b4cb-6045bd010737

Pro results

AG results

Races

Best finish

#578

Race history

1 results

2026 IRONMAN 70.3 Rockford

Jun 15, 2026halfM40-44

#578

Place

Finish

5:33:14

Swim

0:26:23

Bike

2:59:12

Run

2:00:01

		Race							Finish
578	1676	IRONMAN 70.3 Rockford 2026Age Group70.3	Jun 15, 2026	0:26:23 1:23/100m	0:04:25	2:59:12 18.7 mph	0:03:13	2:00:01 9:09/mi	5:33:14